IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0789963
(1997-01-31)
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발명자
/ 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
5 인용 특허 :
13 |
초록
▼
A push-on filler neck cap for a fill passageway of a tank. The cap is provided with a push top and a dependent housing sized to fit within the fill passageway and with a fill passageway seal that is located at the lower inserted end of the housing and wherein the .[.can.]. .Iadd.cap .Iaddend.is also
A push-on filler neck cap for a fill passageway of a tank. The cap is provided with a push top and a dependent housing sized to fit within the fill passageway and with a fill passageway seal that is located at the lower inserted end of the housing and wherein the .[.can.]. .Iadd.cap .Iaddend.is also provided with a restraining mechanism located between the push top and the fill passageway .[.seat.]. .Iadd.seal .Iaddend.for securing the cap to the passageway in a sealed manner. The restraining mechanism is defined by a plurality of lugs which: 1) engage into a recess in the fill passageway; 2) pivot outward from the housing to engage the recess in response to movement of a spring biased lever pivotedly mounted to the push top with the recess; and (3) are biased to pivot outwardly for engagement with the recess by a spring located within the housing, which spring also urges the seal into its sealing relationship within the fill passageway.
대표청구항
▼
[ I claim:] [43.] A cap engageable with a vehicle filler neck of a vehicle fuel tank wherein the vehicle filler neck includes a mouth defining a fill passageway and a sealing surface positioned to lie in the fill passageway spaced apart from the mouth, the cap comprisinga closure for closing the veh
[ I claim:] [43.] A cap engageable with a vehicle filler neck of a vehicle fuel tank wherein the vehicle filler neck includes a mouth defining a fill passageway and a sealing surface positioned to lie in the fill passageway spaced apart from the mouth, the cap comprisinga closure for closing the vehicle filler neck, the closure sized for insertion into the fill passageway and having an axially inner end, an axially outer end, a side wall, and closure retainer apparatus radially movable relative to the side wall, the closure retainer apparatus being configured to engage the vehicle filler neck when the closure is installed in the vehicle filler neck to block removal of the closure from the vehicle filler neck,a handle coupled to the axially outer end of the closure for moving the closure relative to the vehicle filler neck, anda seal mounted on the closure for sealing engagement with the sealing surface in the vehicle filler neck, the closure retainer apparatus being axially positioned to lie between the seal and the handle. .Iaddend..Iadd.44. The cap of claim 43, wherein the side wall is sized for insertion into the fill passageway and the closure retainer apparatus comprises radially outwardly projecting ramps extending from the side wall. .Iaddend..Iadd.45. The cap of claim 44, wherein the ramps are movable between a vehicle filler neck-engaging position and a vehicle filler neck-disengaging position. .Iaddend..Iadd.46. The cap of claim 44, wherein the closure retainer apparatus is carried by the side wall and the closure further comprises an end closure member movably coupled to the side wall and the seal is carried by the end closure member. .Iaddend..Iadd.47. The cap of claim 46, wherein the end closure member includes an external wall axially movable in the vehicle filler neck relative to the side wall and the seal is mounted on the external wall. .Iaddend..Iadd.48. A cap engageable with a vehicle filler neck of a vehicle fuel tank wherein the vehicle filler neck includes a mouth defining a fill passageway and a sealing surface positioned to lie in the fill passageway spaced apart from the mouth, the cap comprisinga closure for closing the vehicle filler neck, the closure sized for insertion into the fill passageway and having an axially inner end, an axially outer end, a side wall sized for insertion into the fill passageway, and closure retainer apparatus configured to engage the vehicle filler neck when the closure is installed in the vehicle filler neck to block removal of the closure from the vehicle filler neck, the closure retainer apparatus including radially outwardly projecting ramps extending from the side wall,a handle coupled to the axially outer end of the closure for moving the closure relative to the vehicle filler neck, anda seal mounted on the closure for sealing engagement with the sealing surface in the vehicle filler neck, the closure retainer apparatus being axially positioned to lie between the seal and the handle, and the side wall is generally cylindrical in shape and the closure retainer apparatus comprises a lug that extends from the cylindrical side wall and is formed for movement between a filler neck-engaging position and a filler neck-disengaging position. .Iaddend..Iadd.49. The cap of claim 48, wherein three lugs are positioned in spaced-apart relation about a circumference the cylindrical wall. .Iaddend..Iadd.50. A cap engageable with a vehicle filler neck of a vehicle fuel tank wherein the vehicle filler neck includes a mouth defining a fill passageway and a sealing surface positioned to lie in the fill passageway spaced apart from the mouth, the cap comprisinga closure for closing the vehicle filler neck, the closure sized for insertion into the fill passageway and having an axially inner end, an axially outer end, closure retainer apparatus configured to engage the vehicle filler neck when the closure is installed in the vehicle filler neck to block removal of the closure from the vehicle filler neck, and a housing that carries the closure retainer apparatus,a handle coupled to the axially outer end of the closure for moving the closure relative to the vehicle filler neck,a seal mounted on the closure for sealing engagement with the sealing surface in the vehicle filler neck, the closure retainer apparatus being axially positioned to lie between the seal and the handle, andan end closure member movably coupled to the housing and carrying the seal. .Iaddend..Iadd.51. A cap engageable with a vehicle filler neck of a vehicle fuel tank wherein the vehicle filler neck includes a mouth defining a fill passageway and a sealing surface positioned to lie in the fill passageway spaced apart from the mouth, the cap comprisinga closure for closing the vehicle filler neck, the closure sized for insertion into the fill passageway and having an axially inner end, an axially outer end, and closure retainer apparatus configured to engage the vehicle filler neck when the closure is installed in the vehicle filler neck to block removal of the closure from the vehicle filler neck,a handle coupled to the axially outer end of the closure for moving the closure relative to the vehicle filler neck,a seal mounted on the closure for sealing engagement with the sealing surface in the vehicle filler neck, the closure retainer apparatus being axially positioned to lie between the seal and the handle, andthe closure retainer apparatus are mounted for movement relative to the handle, the handle includes a cap-release lever coupled to the closure for pivotable movement between a horizontal cap-retaining position moving the closure retainer apparatus to engage the vehicle filler neck and a vertical cap-releasing position moving the closure retainer apparatus to disengage the vehicle filler neck. .Iaddend..Iadd.52. The cap of claim 51, wherein the handle is formed to include a handle-receiving recess that is sized to receive the cap-release lever therein when the cap-release lever in the cap-retaining position. .Iaddend..Iadd.53. A vehicle fuel tank closure system comprisinga vehicle filler neck having a mouth, an inside wall extending axially inwardly from the mouth internally in the vehicle filler neck and defining a fill passageway for fluid communication with a vehicle fuel tank, the inside wall including a sealing surface positioned to lie in the fill passageway spaced apart from the mouth,a closure for closing the vehicle filler neck, the closure including a housing sized for insertion into the fill passageway and closure retainer apparatus configured to move radially relative to the inside wall to engage the vehicle filler neck when the housing is installed axially into the vehicle filler neck to block removal of the closure from the vehicle filler neck,a handle coupled to the closure for moving the closure relative to the vehicle filler neck, anda seal carried by the closure for sealing engaging the sealing surface of the inside wall to form a seal therebetween to block the escape of liquid fuel and fuel vapor from the fill passageway of the vehicle filler neck, the closure retainer apparatus being axially positioned to lie between the seal and the handle, the inside wall of the vehicle filler neck includes a seal seat that extends into the fill passageway and defines the sealing surface and the seal engages the seal seat as the, closure is moved axially inwardly during installation of the closure into the fill passageway of the vehicle filler neck, and the closure further includes a compressing spring configured to press the seal away from the mouth of the vehicle filler neck and against the seal seat of the vehicle filler neck during installation of the closure in the vehicle filler neck and an end closure member axially movable in the fill passageway relative to the housing, the end closure member includes a cup-shaped mouth having a snap arm and a groove sized to receive the seal therein, the housing interacts with the snap arm and the seal is mounted in the groove. .Iaddend..Iadd.54. A vehicle fuel tank closure system comprisinga vehicle filler neck having a mouth, an inside wall extending axially inwardly from the mouth internally in the vehicle filler neck and defining a fill passageway for fluid communication with a vehicle fuel tank, the inside wall including a sealing surface positioned to lie in the fill passageway spaced apart from the mouth,a closure for closing the vehicle filler neck, the closure including a housing sized for insertion into the fill passageway and closure retainer apparatus configured to move radially relative to the inside wall to engage the vehicle filler neck when the housing is installed axially into the vehicle filler neck to block removal of the closure from the vehicle filler neck,a handle coupled to the closure for moving the closure relative to the vehicle filler neck, anda seal carried by the closure for sealingly engaging the sealing surface of the inside wall to form a seal therebetween to block the escape of liquid fuel and fuel vapor from the fill passageway of the vehicle filler neck, the closure retainer apparatus being axially positioned to lie between the seal and the handle, the inside wall of the vehicle filler neck includes a seal seat that extends into the fill passageway and defines the sealing surface and the seal engages the seal seat as the closure is moved axially inwardly during installation of the closure into the fill passageway of the vehicle filler neck, and the closure further includes a compression spring configured to press the seal away from the mouth of the vehicle filler neck and against the seal seat of the vehicle filler neck during installation of the closure in the vehicle filler neck and the housing defines an interior region therein, closure retainer apparatus includes a lug that extends from the housing, and the closure includes an end closure member movably coupled to the housing and carrying the seal thereon. ddend..Iadd.55. The vehicle fuel tank closure system of claim 54, wherein the closure retainer apparatus are mounted for movement relative to the handle and the handle includes a cap-release lever coupled to the closure and formed for pivotable movement relative to the vehicle filler neck between a horizontal cap-retaining position moving the closure retainer apparatus to engage the vehicle filler neck and a vertical cap-releasing position moving the closure retainer apparatus to disengage the vehicle filler neck. .Iaddend..Iadd.56. A vehicle fuel tank closure system comprisinga vehicle filler neck having a mouth, an inside wall extending axially inwardly from the mouth internally in the vehicle filler neck and defining a fill passageway for fluid communication with a vehicle fuel tank, the inside wall including a sealing surface positioned to lie in the fill passageway spaced apart from the mouth,a closure for closing the vehicle filler neck, the closure including a housing sized for insertion into the fill passageway and closure retainer apparatus configured to move radially relative to the inside wall to engage the vehicle filler neck when the housing is installed axially into the vehicle filler neck to block removal of the closure from the vehicle filler neck, the closure having an axially inner end and an axially outer end,a handle connected to the axially outer end of the closure for moving the closure relative to the vehicle filler neck, anda seal carried by the closure for sealingly engaging the sealing surface of the inside wall to form a seal therebetween to block the escape of liquid fuel and fuel vapor from the fill passageway of the vehicle filler neck, the closure retainer apparatus being axially positioned to lie between the seal and the handle, and the seal being carried on the closure adjacent to the axially inner end. .Iaddend..Iadd.57. The vehicle fuel tank closure system of claim 56, wherein the seal includes a first portion engaging the vehicle filler neck and a second portion engaging the closure so that the seal is compressed between the closure and the vehicle filler neck. .Iaddend..Iadd.58. The vehicle fuel tank closure system of claim 56, wherein the inside wall of the vehicle filler neck is formed to include a radially inwardly extending seal seat defining the sealing surface and the closure cooperates with the seal seat of the vehicle filler neck to compress the seal as the closure is installed into the fill passageway of the vehicle filler neck. .Iaddend..Iadd.59. The vehicle fuel tank closure system of claim 56, wherein the inside wall of the vehicle filler neck includes a seal seat that extends into the fill passageway and defines the sealing surface and the seal engages the seal seat as the closure is moved axially inwardly during installation of the closure into the fill passageway of the vehicle filler neck. .Iaddend..Iadd.60. The vehicle fuel tank closure system of claim 59, wherein an axial distance between the mouth and the seal seat is a distance X, a radial diameter of the inside wall axially outwardly from the seal seat is a distance Y, and Y is about 1.11X. .Iaddend..Iadd.61. The vehicle fuel tank closure system of claim 59, wherein the closure further comprises a compression spring configured to press the seal away from the mouth of the vehicle filler neck and against the seal seat of the vehicle filler neck during installation of closure in the vehicle filler neck. .Iaddend..Iadd.62. A vehicle fuel tank closure system comprisinga vehicle filler neck having a mouth, an inside wall extending axially inwardly from the mouth internally in the vehicle filler neck and defining a fill passageway for fluid communication with a vehicle fuel tank, the inside wall including a sealing surface positioned to lie in the fill passageway spaced apart from the mouth,a closure for closing the vehicle filler neck, the closure including a housing sized for insertion into the fill passageway and closure retainer apparatus configured to move radially relative to the inside wall to engage the vehicle filler neck when the housing is installed axially into the vehicle filler neck to block removal of the closure from the vehicle filler neck,a handle coupled to the closure for moving the closure relative to the vehicle filler neck, anda seal carried by the closure for sealingly engaging the sealing surface of the inside wall to form a seal therebetween to block the escape of liquid fuel and fuel vapor from the fill passageway of the vehicle filler neck, the closure retainer apparatus being axially positioned to lie between the seal and the handle, and the closure includes an end closure member movably coupled to the housing and the seal is carried by the end closure member. .Iaddend..Iadd.63. A vehicle fuel tank closure system comprisinga vehicle filler neck having a mouth, an inside wall extending axially inwardly from the mouth internally in the vehicle filler neck and defining a fill passageway for fluid communication with a vehicle fuel tank, the inside wall including a radially inwardly extending seal seat defining a sealing surface positioned to lie in the fill passageway spaced apart from the mouth,a closure for closing the vehicle filler neck, the closure including a housing sized for insertion into the fill passageway and closure retainer apparatus configured to move radially relative to the inside wall to engage the vehicle filler neck when the housing is installed axially into the vehicle filler neck to block removal of the closure from the vehicle filler neck,a handle coupled to the closure for moving the closure relative to the vehicle filler neck, anda seal carried by the closure for sealingly engaging the sealing surface of the inside wall to form a seal therebetween to block the escape of liquid fuel and fuel vapor from the fill passageway of the vehicle filler neck, the closure retainer apparatus being axially positioned to lie between the seal and the handle, the closure cooperating with the seal seat of the vehicle filler neck to compress the seal as the closure is installed into the fill passageway of the vehicle filler neck, and an axial distance between the mouth and the seal seat is a distance X a radial diameter of the inside wall axially outwardly from the seal seat is a distance Y, and Y is about 1.16X. .Iaddend..Iadd.64. A vehicle fuel tank closure system comprisinga vehicle filler neck having a mouth, an inside wall extending axially inwardly from the mouth internally in the vehicle filler neck and defining a fill passageway for fluid communication with a vehicle fuel tank, the inside wall including a radially inwardly extending seal seat defining a sealing surface positioned to lie in the fill passageway spaced apart from the mouth,a closure for closing the vehicle filler neck, the closure including a housing sized for insertion into the fill passageway and closure retainer apparatus configured to move radially relative to the inside wall to engage the vehicle filler neck when the housing is installed axially into the vehicle filler neck to block removal of the closure from the vehicle filler neck,a handle coupled to the closure for moving the closure relative to the vehicle filler neck, anda seal carried by the closure for sealingly engaging the sealing surface of the inside wall to form a seal therebetween to block the escape of liquid fuel and fuel vapor from the fill passageway of the vehicle filler neck, the closure retainer apparatus being axially positioned to lie between the seal and the handle, the closure cooperating with the seal seat of the vehicle filler neck to compress the seal as the closure is installed into the fill passageway of the vehicle filler neck, and an axial distance between an outermost portion of the closure retainer apparatus and an outermost portion of the seal engaging the seal seat is a distance Z and Z is about 1.94X. .Iaddend..Iadd.65. A cap for use in a vehicle filler neck of a vehicle tank, the vehicle filler neck being formed to include an outer mouth, a fill passageway communicating with the outer mouth, a cap-retention cavity opening into the fill passageway, and a seal-receiving seat lying in the fill passageway spaced-apart relation to the outer mouth, the cap comprisinga housing sized to fit into the fill passageway, the housing having an axially inner end and an axially outer end,an end closure member movably coupled to the housing adjacent its axially inner end and carrying a seal thereon,a handle for pushing the housing and the end closure member into the fill passageway to seat the seal on the seal-receiving seat, the handle being attached to the housing adjacent the axially outer end thereof, andclosure retainer apparatus retaining the housing and the end closure member in a filler neck-closing position in the fill passageway so that the seal sealingly engages the seal-receiving seat to close the fill passageway, the closure retainer apparatus including at least one retaining lug formed for radial movement relative to the cap-retention cavity during movement of the housing into and out of the fill passageway. .Iaddend..Iadd.66. The cap of claim 65, wherein the housing is formed to include arm receiving channels and the end closure member includes a body, snap arms coupled to the body and extending into the arm receiving channels to movably couple the end closure member to the housing and permit relative movement therebetween in the fill passageway so that the housing is free to move in an axially inward direction into the fill passageway and relative to the end closure member upon seating of the seal on the seal-receiving seat of the vehicle filler neck. .Iaddend..Iadd.67. The cap of claim 65, wherein each retaining lug is formed for pivoting movement between a projected position fitting into the cap-retention cavity and a retracted position lying outside the cap-retention cavity during movement of the housing into and out of the fill passageway, and further comprising a spring yieldably biasing each retaining lug toward its projected position so that each lug snaps automatically from its retracted position into the cap-retention cavity to retain the housing and the end closure member in the filler neck-closing position during installation of the cap on the vehicle filler neck. .Iaddend..Iadd.68. The cap of claim 67, wherein the housing is a cylindrical sleeve having an interior region and the spring is positioned to extend into the interior region of the cylindrical sleeve. .Iaddend..Iadd.69. The cap of claim 68, wherein a plurality of retaining lugs are arranged in spaced-apart relation around a circumference of the cylindrical sleeve and in radially outwardly spaced-apart relation to said cylindrical sleeve. .Iaddend..Iadd.70. The cap of claim 65, wherein the housing is a cylindrical sleeve and a plurality of retaining lugs are arranged in spaced-apart relation about a circumference of the cylindrical sleeve and further comprising a retaining lug actuator positioned to lie in the housing and coupled to each of the retaining lugs to move the lugs in radially inward and outward directions with respect to the cylindrical sleeve during movement of the retaining lugs between a projected position fitting into the cap-retention cavity and a retracted position lying outside the cap-retention cavity during movement of the housing into and out of the fill passageway. .Iaddend..Iadd.71. The cap of claim 70, wherein the retaining lug actuator is mounted adjacent the axially outer end of the housing to pivot the retaining lugs simultaneously in radially inward directions from their projected positions to their retracted positions. .Iaddend..Iadd.72. The cap of claim 70, further comprising a controller and wherein the handle is formed to include an aperture and the controller extends through the aperture for engagement with the retaining lug actuator. .Iaddend..Iadd.73. The cap of claim 72, wherein the retaining lug actuator includes an upstanding stem engaging the controller and a toggle arm seat and corresponding cover to fasten the retaining lugs therebetween to cause the retaining lugs to move in response to movement of the retaining lug actuator in the housing. .Iaddend..Iadd.74. The cap of claim 73, wherein the controller is a pivotable lever carried on the handle and the pivotable lever includes a cam engaging the upstanding stem to move the retaining lug actuator in the housing to control movement of the retaining lugs. .Iaddend..Iadd.75. The cap of claim 73, wherein each retaining lug includes a toggle arm fastened between the toggle arm seat and corresponding cover and a locking arm configured to fit into the cap retention cavity, the controller is a lever carried by the handle for pivotable movement relative to the housing, and the lever includes a grip handle and a cam engaging the retaining lug actuator so that the toggle arm seat and corresponding cover moves the toggle arms to pivot each locking arm into the cap-retention cavity in response to pivoting movement of the lever relative to the housing. .Iaddend..Iadd.76. The cap of claim 75, further comprising a spring extending between the end closure member and the retaining lug actuator. .Iaddend..Iadd.77. A cap for use in a vehicle filler neck of a vehicle fuel tank, the vehicle filler neck being formed to include an outer mouth, a fill passageway communicating with the outer mouth, a cap-retention cavity opening into the fill passageway, and a seal-receiving seat lying in the fill passageway in spaced-apart relation to the outer mouth, the cap comprisinga housing including a sleeve having an interior region, the sleeve being sized to fit into the fill passageway and having an axially inner end and an axially outer end,an end closure member carrying a seal thereon and being coupled to the axially inner end of the sleeve,a handle being coupled to the axially outer end of the sleeve for pushing the housing and the end closure member into the fill passageway to seat the seal on the seal-receiving seat,closure retainer apparatus for retaining the housing and the end closure member in a filler neck-closing position in the fill passageway so that the seal sealingly engages the seal-receiving seat to close the fill passageway, the closure retainer apparatus including at least one retaining lug mounted to the housing for movement between a projected position fitting into the cap-retention cavity and a retracted position lying outside the cap-retention cavity during movement of the housing into and out of the fill passageway,a movable lug actuator coupled to each retaining lug, anda compression spring positioned to extend into the interior region of the sleeve, the compression spring being configured to yieldably bias each retaining lug toward its projected position so that is snaps automatically from its retracted position into the cap-retention cavity to retain the housing and the end closure member in the filler neck-closing position during installation of the cap on the vehicle filler neck. ddend..Iadd. 8. A cap for use in a vehicle filler neck of a vehicle tank, the vehicle filler neck being formed to include an outer mouth, a fill passageway communicating with the outer mouth, a cap-retention cavity opening into the fill passageway, and a seal-receiving seat lying in the fill passageway in spaced-apart relation to the outer mouth, the cap comprisinga housing sized to fit into the fill passageway, the housing having an axially inner end and an axially outer end and a central core positioned to lie adjacent the axially outer end,an end closure member including a body, snap arms coupled to the body and movably coupled to the housing to permit relative movement therebetween in the fill passageway so that the housing is free to move in an axially inward direction relative to the end closure member,a seal coupled to the end closure member for sealingly engaging the seal-receiving seat,a handle coupled to the axially outer end of the housing for pushing the housing and the end closure member into the fill passageway to seat the seal on the seal-receiving seat,closure retainer apparatus retaining the housing and the end closure member in a filler neck-closing position in the fill passageway so that the seal sealingly engages the seal-receiving seat to close the fill passageway, the closure retainer apparatus including at least one retaining lug movably mounted to the housing for movement between a projected position fitting in the cap-retention cavity and a retracted position lying outside the cap-retention cavity during movement of the housing into and out of the fill passageway,a movable lug actuator arranged to lie in the housing and contact the retaining lug, anda compression spring positioned to lie in the housing and being configured to yieldably bias the retaining lug toward its projected position so that it snaps automatically from its retracted position into the cap-retention cavity to retain the housing and the end closure member in the filler neck-closing position during installation of the cap on the vehicle filler neck and the central core of the housing being formed press the lug actuator toward the end closure member to compress the compression spring during movement of the housing into the fill passageway and movement of the retaining lug to the projected position. .Iaddend..Iadd.79. The cap of claim 78, further comprising a lever pivotably mounted on the handle and configured to move the lug actuator against the compression spring to compress the compression spring and pivot the retaining lug to the retracted position so that the housing is allowed to move relative to the end closure member under a force applied by the compression spring and the housing and the end closure member are removable from the fill passageway. .Iaddend..Iadd.80. The cap of claim 78, wherein the lug actuator further includes a cup-shaped member engaging the compression spring and having a cylindrical side wall extending downwardly toward the seal and a toggle arm seat and corresponding cover appended to the cylindrical side wall and the toggle arm seat and corresponding cover are configured to engage and move the retaining lug. .Iaddend..Iadd.81. A cap for use in a vehicle filler neck of a vehicle tank, the vehicle filler neck being formed to include an outer mouth, and a seal-receiving seat lying in the fill passageway in spaced-apart relation to the outer mouth, the cap comprisingan end closure member including a seal for abutting the seal-receiving seat without contacting the outer mouth and for closing the vehicle filler neck,a housing coupled to the end closure member and sized to extend into the fill passageway through the open mouth,closure retainer apparatus being mounted on the housing for movement between a filler neck-engaging position and a filler neck-releasing position,a controller coupled to the housing, the controller including an actuator positioned to lie in the housing and engaging closure retainer apparatus, the actuator being configured to move closure retainer apparatus from its filler neck-engaging position to its filler neck-releasing position, anda spring engaging the actuator and the end closure member and configured to urge the seal against the seal-receiving seat of the vehicle filler neck to establish a seal between the end closure member and vehicle filler neck. .Iaddend..Iadd.82. The cap of claim 81, wherein closure retainer apparatus includes at least one retaining lug mounted on the housing for pivotable movement about a pivot axis between the filler neck-engaging position and the filler neck-releasing position. .Iaddend..Iadd.83. The cap of claim 81, wherein the vehicle filler neck is formed to include a cavity sized to receive the closure retainer apparatus, the closure retainer apparatus includes a locking arm and a toggle arm, the actuator is coupled to the toggle arm and arranged to slide in opposite directions in an interior region of the housing, and the controller further includes a cam coupled to the housing for moving the actuator in a first direction further into the interior region of the housing to pivot the retaining lug so that the locking arm of the closure retainer apparatus moves out of the cavity formed in the vehicle filler neck and the housing and the end closure member is removable from the fill passageway. .Iaddend..Iadd.84. A cap for use in a vehicle filler neck of a vehicle tank, the vehicle filler neck being formed to include an outer mouth, and a seal-receiving seat lying in the fill passageway in spaced-apart relation to the outer mouth, the cap comprisinga housing sized to fit into the fill passageway through the open mouth, the housing including an axially inner end facing into the fill passageway and an axially outer end facing away from the fill passageway,an end closure member for closing the vehicle filler neck, the end closure member being coupled to the axially inner end of the housing and including a seal for abutting the seal-receiving seat,closure retainer apparatus configured to retain the housing and the end closure member in a filer neck-closing position in the fill passageway so that the seal sealingly engages the seal-receiving seat to close the fill passageway, anda compression spring having an axially inner end facing into the fill passageway and engaging the end closure member and an axially outer end facing away from the fill passageway and engaging closure retainer aratus. .Iaddend..Iadd.85. A cap engageable with a vehicle filler neck of a vehicle fuel tank wherein the vehicle filler neck includes a mouth defining a fill passageway and a sealing surface positioned to lie in the fill passageway spaced apart from the mouth, the cap comprisinga closure for closing the vehicle filler neck, the closure being sized for insertion into the fill passageway, the closure having an axially inner end, an axially outer end, a side wall being generally cylindrical in shape and sized for insertion into the fill passageway, and closure retainer apparatus configured to engage the vehicle filler neck when the closure is installed in the vehicle filler neck to block removal of the closure from the vehicle filler neck, the closure retainer apparatus including a lug extending from the cylindrical side wall and being formed for movement between a filler neck-engaging position and a filler neck-disengaging position,a handle coupled to the axially outer end of the closure to move the closure relative to the vehicle filler neck, anda seal mounted on the closure for sealing engagement with the sealing surface in the vehicle filler neck, the closure retainer apparatus being axially positioned to lie between the seal and the handle, the closure retainer apparatus is carried by the cylindrical side wall and the closure further comprises an end closure member movably coupled to the cylindrical side wall and the seal is carried by the end closure member. ddend..Iadd.86. The cap of claim 85, wherein the end closure member includes an external wall axially movable in the vehicle filler neck relative to the cylindrical side wall and the seal is mounted on the external wall. .Iaddend..Iadd.87. The cap of claim 86, wherein three lugs are positioned in spaced-apart relation about a circumference of the cylindrical side wall. .Iaddend..Iadd.88. The cap of claim 87, wherein three lugs are positioned in spaced-apart relation about a circumference of the cylindrical side wall. .Iaddend.
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