IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
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출원번호 |
US-0436359
(2012-03-30)
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등록번호 |
US-8550473
(2013-10-08)
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발명자
/ 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
Brooks, Cameron & Huebsch, PLLC
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인용정보 |
피인용 횟수 :
0 인용 특허 :
24 |
초록
▼
A truck assembly having a mounting plate with a first mounting bracket with a first arm, a second arm and a ridge; a cushion with a front surface that defines a concave segment, and a rear surface that defines a notch that receives and seats the ridge; an axle assembly with a truck support having a
A truck assembly having a mounting plate with a first mounting bracket with a first arm, a second arm and a ridge; a cushion with a front surface that defines a concave segment, and a rear surface that defines a notch that receives and seats the ridge; an axle assembly with a truck support having a convex surface that seats in a socket defined by the concave segment and at least a portion of the first arm and the second arm; a swing pin releasably joining the cushion and the axle assembly to the first mounting bracket and adjustment members each having a first surface, a second surface, and a cushion arm. The cushion arm contacts a lateral surface of the cushion, where an adjustment nut attached to the truck support can be used to move the cushion arm of the adjustment member relative the lateral surface of the cushion.
대표청구항
▼
1. A truck assembly, comprising: a mounting plate having a first mounting bracket with a first arm, a second arm and a ridge, where the first arm has a first surface defining a first opening through the first arm,the second arm has a second surface defining a second opening in the second arm, where
1. A truck assembly, comprising: a mounting plate having a first mounting bracket with a first arm, a second arm and a ridge, where the first arm has a first surface defining a first opening through the first arm,the second arm has a second surface defining a second opening in the second arm, where the first opening and the second opening share a rotation axis, andthe ridge extends parallel with the rotation axis at least partially between the first arm and the second arm;a cushion having a front surface and a rear surface opposite the front surface, where the front surface defines a concave segment, andthe rear surface defines a notch that receives and seats the ridge of the first mounting bracket, and together the concave segment and at least a portion of the first arm and the second arm define a socket;an axle assembly having a first wheel shaft, a second wheel shaft and a truck support, where, the first wheel shaft extends along a central axis from the truck support, where the central axis is perpendicular to the rotation axis of the first mounting bracket;the second wheel shaft extends along the central axis from the truck support in a direction opposite the first wheel shaft; andthe truck support includes a third surface that defines an opening through the truck support, a first tubular shaft, a second tubular shaft, a convex surface, and a guide surface, where the opening through the truck support is coaxial with the rotation axis of the first mounting bracket,the first tubular shaft is coaxial with the central axis and extends in a direction of the first wheel shaft away from the opening through the truck support,the second tubular shaft is coaxial with the central axis and extends in a direction of the second wheel shaft away from the opening through the truck support, where both the first tubular shaft and the second tubular shaft have a threaded surface,the convex surface has a convex segment that seats in the socket, andthe guide surface has a predefined shape;a swing pin that passes through the first opening of the first mounting bracket, the opening through the truck support and at least partially through the second opening of the first mounting bracket, where the swing pin releasably joins the cushion and the axle assembly to the first mounting bracket;a first adjustment member having a first surface, a second surface, and a cushion arm, where, the first surface of the first adjustment member defines an opening mounted at least partially over the first tubular shaft of the truck support,the second surface of the first adjustment member seats against the guide surface of the truck support, where the predefined shape allows the first adjustment member to travel at least partially over the guide surface of the truck support and prevents the first surface of the first adjustment member from rotating relative the central axis, andthe cushion arm extends away from the central axis and contacts a first lateral surface of the cushion;a second adjustment member having a first surface, a second surface, and a cushion arm, where, the first surface of the second adjustment member defines an opening mounted at least partially over the second tubular shaft of the truck support,the second surface of the second adjustment member seats against the guide surface of the truck support, where the predefined shape allows the second adjustment member to travel at least partially over the guide surface of the truck support and prevents the first surface of the second adjustment member from rotating relative the central axis, andthe cushion arm extends away from the central axis and contacts a second lateral surface of the cushion;a first adjustment nut having a surface defining an internal thread that reversibly engages the threaded surface of the first tubular shaft of the truck support to move the cushion arm of the first adjustment member relative the first lateral surface of the cushion; anda second adjustment nut having a surface defining an internal thread that reversibly engages the threaded surface of the second tubular shaft of the truck support to move the cushion arm of the second adjustment member relative the second lateral surface of the cushion. 2. The truck assembly of claim 1, where the second adjustment nut moves the cushion arm of the second adjustment member relative the second lateral surface of the cushion independently of the cushion arm of the first adjustment member. 3. The truck assembly of claim 1, where the swing pin includes a surface defining threads and the second surface of the second arm includes threads that reversibly engage the threads of the swing pin. 4. The truck assembly of claim 1, where the ridge of the first mounting bracket extends from the first surface of the first arm to the second surface of the second arm. 5. The truck assembly of claim 1, including a roller element bearing seated in the opening of the truck support, where the roller element bearing is coaxial with the rotation axis of the first mounting bracket. 6. The truck assembly of claim 1, where the mounting plate includes a longitudinal axis, and where the first arm of the first mounting bracket extends away from the mounting plate at a forty-five degree angle relative the longitudinal axis. 7. The truck assembly of claim 1, including a second mounting bracket on the mounting plate, where the second mounting bracket includes a first arm, a second arm and a ridge, where the first arm of the second mounting bracket has a first surface defining a first opening through the first arm,the second arm of the second mounting bracket has a second surface defining a second opening in the second arm, where the first opening and the second opening share a rotation axis, andthe ridge extends parallel with the rotation axis at least partially between the first arm and the second arm;a cushion having a front surface and a rear surface opposite the front surface, wherethe front surface defines a concave segment, andthe rear surface defines a notch that receives and seats the ridge of the second mounting bracket, and together the concave segment and at least a portion of the first arm and the second arm define a socket;an axle assembly having a first wheel shaft, a second wheel shaft and a truck support, where,the first wheel shaft extends along a central axis from the truck support, where the central axis is perpendicular to the rotation axis of the second mounting bracket; the second wheel shaft extends along the central axis from the truck support in a direction opposite the first wheel shaft; andthe truck support includes a third surface that defines an opening through the truck support, a first tubular shaft, a second tubular shaft, a convex surface, and a guide surface, where the opening through the truck support is coaxial with the rotation axis of the second mounting bracket,the first tubular shaft is coaxial with the central axis and extends in a direction of the first wheel shaft away from the opening through the truck support,the second tubular shaft is coaxial with the central axis and extends in a direction of the second wheel shaft away from the opening through the truck support, where both the first tubular shaft and the second tubular shaft have a threaded surface,the convex surface has a convex segment that seats in the socket, andthe guide surface has a predefined shape;a swing pin that passes through the first opening of the second mounting bracket, the opening through the truck support and at least partially through the second opening of the second mounting bracket, where the swing pin releasably joins the cushion and the axle assembly to the second mounting bracket;a first adjustment member having a first surface, a second surface, and a cushion arm, where, the first surface of the first adjustment member defines an opening mounted at least partially over the first tubular shaft of the truck support,the second surface of the first adjustment member seats against the guide surface of the truck support, where the predefined shape allows the first adjustment member to travel at least partially over the guide surface of the truck support and prevents the first surface of the first adjustment member from rotating relative the central axis, andthe cushion arm extends away from the central axis and contacts a first lateral surface of the cushion;a second adjustment member having a first surface, a second surface, and a cushion arm, where, the first surface of the second adjustment member defines an opening mounted at least partially over the second tubular shaft of the truck support,the second surface of the second adjustment member seats against the guide surface of the truck support, where the predefined shape allows the second adjustment member to travel at least partially over the guide surface of the truck support and prevents the first surface of the second adjustment member from rotating relative the central axis, andthe cushion arm extends away from the central axis and contacts a second lateral surface of the cushion;a first adjustment nut having a surface defining an internal thread that reversibly engages the threaded surface of the first tubular shaft of the truck support to move the cushion arm of the first adjustment member relative the first lateral surface of the cushion; anda second adjustment nut having a surface defining an internal thread that reversibly engages the threaded surface of the second tubular shaft of the truck support to move the cushion arm of the second adjustment member relative the second lateral surface of the cushion. 8. The truck assembly of claim 7, where the rotation axis of the first mounting bracket and the rotation axis of the second mounting bracket intersect at an angle of approximately ninety degrees. 9. A roller-skate, comprising: a boot having a sole,a mounting plate secured to the sole of the boot, where the mounting plate includes a first mounting bracket and a second mounting bracket, each mounting bracket having a first arm, a second arm and a ridge, where the first arm has a first surface defining a first opening through the first arm,the second arm has a second surface defining a second opening in the second arm, where the first opening and the second opening share a rotation axis, andthe ridge extends parallel with the rotation axis at least partially between the first arm and the second arm;a cushion having a front surface and a rear surface opposite the front surface, where the front surface defines a concave segment, andthe rear surface defines a notch that receives and seats the ridge of the mounting bracket, and together the concave segment and at least a portion of the first arm and the second arm define a socket;an axle assembly having a first wheel shaft, a second wheel shaft and a truck support, where, the first wheel shaft extends along a central axis from the truck support, where the central axis is perpendicular to the rotation axis of the mounting bracket;the second wheel shaft extends along the central axis from the truck support in a direction opposite the first wheel shaft; andthe truck support includes a third surface that defines an opening through the truck support, a first tubular shaft, a second tubular shaft, a convex surface, and a guide surface, where the opening through the truck support is coaxial with the rotation axis of the mounting bracket,the first tubular shaft is coaxial with the central axis and extends in a direction of the first wheel shaft away from the opening through the truck support,the second tubular shaft is coaxial with the central axis and extends in a direction of the second wheel shaft away from the opening through the truck support, where both the first tubular shaft and the second tubular shaft have a threaded surface,the convex surface has a convex segment that seats in the socket, andthe guide surface has a predefined shape;a swing pin that passes through the first opening of the mounting bracket, the opening through the truck support and at least partially through the second opening of the mounting bracket, where the swing pin releasably joins the cushion and the axle assembly to the mounting bracket;a first adjustment member having a first surface, a second surface, and a cushion arm, where, the first surface of the first adjustment member defines an opening mounted at least partially over the first tubular shaft of the truck support,the second surface of the second adjustment member seats against the guide surface of the truck support, where the predefined shape allows the first adjustment member to travel at least partially over the guide surface of the truck support and prevents the first surface of the first adjustment member from rotating relative the central axis, andthe cushion arm extends away from the central axis and contacts a first lateral surface of the cushion;a second adjustment member having a first surface, a second surface, and a cushion arm, where, the first surface of the second adjustment member defines an opening mounted at least partially over the second tubular shaft of the truck support,the second surface of the second adjustment member seats against the guide surface of the truck support, where the predefined shape allows the second adjustment member to travel at least partially over the guide surface of the truck support and prevents the first surface of the second adjustment member from rotating relative the central axis, andthe cushion arm extends away from the central axis and contacts a second lateral surface of the cushion;a first adjustment nut having a surface defining an internal thread that reversibly engages the threaded surface of the first tubular shaft of the truck support to move the cushion arm of the first adjustment member relative the first lateral surface of the cushion;a second adjustment nut having a surface defining an internal thread that reversibly engages the threaded surface of the second tubular shaft of the truck support to move the cushion arm of the second adjustment member relative the second lateral surface of the cushion; anda wheel mounted on each of the first wheel shaft and the second wheel shaft. 10. A cushion for a truck assembly, comprising: a front surface;a rear surface opposite the front surface, where the front surface defines a concave segment and the rear surface defines a notch to receive a ridge of the truck assembly. 11. The cushion of claim 10, where the notch is 0.1 inch wide and 0.806 inch long.
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