Valve regulating device and intake manifold comprising at least one such device
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F02D-009/10
F02D-009/08
F16K-001/22
출원번호
US-0543984
(2006-10-06)
등록번호
US-7353801
(2008-04-08)
우선권정보
FR-05 10287(2005-10-07)
발명자
/ 주소
Winkelmuller,Hugues
Block,Steve
Rohmer,Philippe
출원인 / 주소
Mark IV Systemes Moteurs
대리인 / 주소
Berenato, White & Stavish
인용정보
피인용 횟수 :
5인용 특허 :
12
초록▼
A valve regulating device intended to regulate the circulation of a fluid in the region of an opening, said device consisting of a pivoting valve body, of an annular support body integrating two opposing bearings mounting said valve body in a rotational manner, and of a control pin, wherein said val
A valve regulating device intended to regulate the circulation of a fluid in the region of an opening, said device consisting of a pivoting valve body, of an annular support body integrating two opposing bearings mounting said valve body in a rotational manner, and of a control pin, wherein said valve body may be displaced in rotation between a totally open position and a closed position, in which it rests against the annular seat provided by the support body; the support body is provided with a seal with a first extending functional segment and a second extending functional segment having protruding lateral extensions, for example in the form of ribs, on the face of the support body that bears against the edge of the opening, said extensions also being interconnected by intermediate joining portions, which also extend in a protruding manner over the bodies of the two opposing bearings so as to provide a continuous peripheral seal around the opening when the regulating device is mounted on said opening.
대표청구항▼
The invention claimed is: 1. A valve regulating device to regulate circulation of a fluid in a region of an opening comprising: a pivoting plate-shaped valve body; a annular-shaped support body providing a seat for at least a portion of a peripheral edge of the valve body; wherein the support body
The invention claimed is: 1. A valve regulating device to regulate circulation of a fluid in a region of an opening comprising: a pivoting plate-shaped valve body; a annular-shaped support body providing a seat for at least a portion of a peripheral edge of the valve body; wherein the support body carries or integrates two opposing bearings mounting the valve body in a rotational manner; said valve regulating device further comprising a control pin determining a position in rotation of the valve body and passing through the valve body by dividing it into two opposing shutter-like portions; wherein said valve body is displaced in rotation between a totally open position, in which the valve body opposes a minimum surface generated by a flow of the fluid, and a closed position, in which the valve body rests against the seat or a seat portion provided by the support body and closes a passage through the support body; said valve regulating device being configured to be attached in the region of the opening to be regulated by application of the support body against an edge delimiting the circumference of the opening, said valve regulating device configured to be mounted between an outlet and an inlet providing a passage portion therebetween, said valve regulating device wherein the support body is provided with a seal with, on the one hand, a first functional segment extending over a first portion of an internal periphery of the support body and bearing against a face of a first of the two shutter-like portions of the valve body in the closed position and, on the other hand, a second functional segment extending over a second portion of the internal periphery of the support body, having a different composition from that of the first functional segment and bearing against an opposing face of the second shutter-like portion of the valve body in the closed position, wherein the first and second functional segments of the seal have protruding lateral extensions, in the form of ribs, in a region of a face of the support body bearing against the edge of the opening, said extensions being interconnected by intermediate joining portions extending in a protruding manner over a respective body of the two opposing bearings, so as to provide a continuous peripheral seal around the opening in the region of which the flow is to be regulated when the regulating device is mounted on the opening. 2. A valve regulating device according to claim 1, wherein the valve body is mounted on the support body so as to be offset toward the face bearing against the edge of the opening, the first of the two shutter-like portions of the valve body pivoting as it moves away from the support body when the valve body leaves the closed position, while the second shutter-like portion pivots simultaneously within a internal passage of the support body, the first functional segment is subjected to compressive stress in the closed position of the valve body, between the valve body and the first portion of the internal periphery of the support body carrying the first functional segment and forming part of the seat, and the second functional segment extends in an overhang arrangement from the second portion of the internal periphery of the support body and is flexurally stressed by the valve body in the closed position. 3. A valve regulating device according to claim 2, wherein the first and second functional segments include lip seals and have profiled wing compositions following the contour of the internal periphery of the support body, the first functional segment of the seal includes a first wing inclined toward an exterior and formed in one piece with a base which rests on the first portion of the internal periphery of the support body, the inclined first wing is turned down and enters into surface contact with the base in the compressed state, and the second functional segment includes a second wing protruding toward an interior as a result of being slightly inclined, the second wing being at least slightly resiliently flexurally stressed under the action of the valve body when said valve body enters the closed position. 4. A valve regulating device according to claim 1, wherein the seal integrates the first and second functional segments, the extensions of the functional segments, and the intermediate joining portions, said intermediate joining portions having sealing lips extending the intermediate joining portions, wherein the seal is formed in one piece and is attached by overmoulding to the support body, in the region of the face of said support body that is placed around the opening, the flow of which is to be regulated. 5. A valve regulating device according to claim 1, wherein the support body, and the bearing bodies, are provided with sites for mechanically coupling or anchoring the seal, and the intermediate joining portions, in the form of cavities and passages allowing the establishment of bridges made from overmoulded material. 6. A valve regulating device to regulate circulation of a fluid in a region of an opening comprising: a pivoting plate-shaped valve body, having a peripheral edge; a annular-shaped support body providing a seat for at least a portion of the peripheral edge of said valve body; wherein the support body carries or integrates two opposing bearings mounting the valve body in a rotational manner; said valve regulating device further comprising a control pin determining a position in rotation of the valve body and passing through the valve body by dividing it into two opposing shutter-like portions; wherein the valve body is displaced in rotation between a totally open position, in which the valve body opposes a minimum surface generated by the flow of fluid, and a closed position, in which the valve body rests supported by the seat or a seat portion provided by the support body and closes a passage through the support body; said valve regulating device configured to be attached in the region of the opening to be regulated by application of the support body against an edge delimiting a circumference of this opening; said valve regulating device configured to be mounted between an outlet and an inlet by providing a passage portion therebetween; said valve regulating device wherein the support body is provided with a seal with, on the one hand, a first functional segment extending over a first portion of a internal periphery of the support body and bearing against a face, of a first of the two shutter-like portions of the valve body in the closed position, and, on the other hand, a second functional segment extending over a second portion of the internal periphery of the support body, having a different composition from that of the first functional segment and bearing against the opposing face of the other or second shutter-like portion of the valve body in the closed position; wherein the valve body comprises a central tubular formation providing a profile through-passage receiving the control pin with rotational locking, and in that said valve body is extended at the two opposing ends of said tubular formation by hollow fittings forming hubs having a tiered circular outer shape, said hub fittings cooperating to mount, in a freely rotational manner and with translational locking, the valve body in the opposing bearings of the support body, said bearings having respective bodies with an internal configuration matching the external configuration of the hub fittings, and said hub fittings having through-passages adjacent to the through-passage of the central tubular formation and also being passed through by the control pin; wherein the bodies of the bearings protrude on the side of the support body that bears against the edge of the opening; wherein the seal comprises intermediate joining portions in the form of an arc of a circle and the intermediate joining portions are each extended by a sealing lip bearing against a respective hub fitting of the valve body engaged with the bearings, so as to form, in cooperation with the two functional segments of the seal, a continuous seal between the support body and the valve body in the closed position of the valve body. 7. A valve regulating device according to claim 6, wherein a portion of the bodies of the bearings that protrude relative to the annular support body is partially indented so that only an end portion of the hub fitting is held and guided in the bearing, the sealing lip at least resting on a released hub fitting portion of a smaller diameter. 8. A valve regulating device according to claim 7, wherein each of the sealing lips, are in the form of an arc of a circle and rest on one of the two hub fittings, said sealing lips define a cross section substantially in the shape of a V, a wing of which is connected to the corresponding intermediate joining portion, the other wing of which bears at its free end against a shoulder formed by a projection of the hub fitting, wherein a median ridge is formed at the intersection of the two wings, and bears against the released hub fitting portion of smaller diameter. 9. A valve regulating device to regulate circulation of a fluid in a region of an opening comprising: a pivoting plate-shaped valve body; a annular-shaped support body providing a seat for at least a portion of a peripheral edge of the valve body, wherein said annular support body carries or integrates two opposing bearings mounting the valve body in a rotational manner; said valve regulating device further comprising a control pin determining a position in rotation of the valve body and passing through the valve body by dividing it into two opposing shutter-like portions; wherein said valve body is displaced in rotation between a totally open position, in which the valve body opposes a minimum surface generated by the flow of fluid, and a closed position, in which the valve body rests supported by the seat or seat portion provided by the annular support body and closes a passage through the annular support body; said valve regulating device configured to be attached in the region of the opening to be regulated by application of the annular support body against an edge delimiting the circumference of the opening, said valve regulating device to be mounted between an outlet and an inlet providing a passage portion therebetween; wherein the annular support body is provided with a seal with, on the one hand, a first functional segment extending over a first portion of a internal periphery of the annular support body and bearing against a face of a first of the two shutter-like portions of the valve body in the closed position and, on the other hand, a second functional segment extending over a second portion of the internal periphery of the annular support body, having a different composition from that of the first functional segment and bearing against the opposing face of the other or second shutter-like portion of the valve body in the closed position; wherein the seal comprises intermediate joining portions in the form of an arc of a circle in a region of said bearings; wherein the intermediate joining portions in cooperation with the two functional segments of the seal, form a continuous seal between the annular support body and the valve body in a closed state of the valve body; wherein the annular support body and at least a portion of a body of the respective bearings are formed in a one-part piece, wherein, the one-part piece comprises, on the one hand, two opposing segments of the annular support body forming the first and second portions of the internal periphery of the annular support body and, on the other hand, the bodies of the opposing bearings enclosing respective bearing elements, which are formed or attached in the bearing bodies. 10. A valve regulating device according to claim 9, wherein each bearing body forms a casing or structure for receiving the bearing element, the process for mounting said bearing element comprising wedged interlocking, with rotational locking, of the bearing element in the bearing body, and in that each bearing element comprises an upper portion integrating a recess for rotational guiding of the valve body, and a lower portion forming a support base for the bearing element when the regulating device is mounted between edges of two opposing openings. 11. A valve regulating device according to claim 10, wherein the lower portion forming the support base has lateral extensions defining recess portions for guiding two portions having different diameters of a tiered hub fitting of the valve body, wherein the lateral extensions are interlocked in a mating manner in corresponding cavities in the bearing body, which define the complementary portions of the guiding recesses extending concentrically in extension of the recess in the upper portion of the bearing element. 12. A valve regulating device to regulate the circulation of a fluid in a region of an opening comprising: a pivoting plate-shaped valve body; a annular-shaped support body providing a annular seat for at least a portion of a peripheral edge of the valve body, wherein the annular support body carries or integrates two opposing bearings mounting the valve body in a rotational manner; the valve regulating device further comprising a control pin determining a position in rotation of the valve body and passing through the valve body by dividing it into two opposing shutter-like portions; wherein the valve body is displaced in rotation between a totally open position, in which the valve body opposes a minimum surface generated by a flow of fluid, and a closed position, in which the valve body rests supported by the annular seat or a seat portion provided by the annular support body and closes a passage through the annular support body; the valve regulating device being configured to be attached in the region of the opening to be regulated by application of the annular support body against the edge delimiting the circumference of the opening, the valve regulating device configured to be mounted between an outlet and an inlet by providing a passage portion therebetween; wherein the annular support body is provided with a seal with, on the one hand, a first functional segment extending over a first portion of an internal periphery of the annular support body bearing against a face of a first of the two shutter-like portions of the valve body in the closed position, and on the other hand, a second functional segment extending over a second portion of an internal periphery of the annular support body, having a different composition from that of the first functional segment and bearing against an opposing face of the other or second shutter-like portion of the valve body in the closed position; wherein the seal comprises intermediate joining portions in a region of the bearings and wherein the intermediate joining portions in cooperation with the two functional segments of the seal, form a continuous seal between the annular support body and the valve body in the closed state of the valve body; wherein the annular support body comprises two half-body portions joined at a plane perpendicular to the plane of the annular support body and median relative to the two bearings; wherein assembly is produced by connection by mutual nesting of respective free ends of the annular support body portions and each half-body integrates a bearing extended on a side so as together to secure the valve body in said rotational manner. 13. A valve regulating device according to claim 12, wherein the seal integrates the first and second functional segments and extensions of the functional segments, the intermediate joining portions and sealing lips extending the intermediate joining portions; the seal is formed in one piece and is attached by overmoulding to the annular support body, in a region of a face of the annular support body that is placed around the opening, a flow of which is to be regulated. 14. A valve regulating device according to claim 12, wherein each half-body is provided with a half-seal comprising, in the form of an overmoulded portion, one half of the first functional segment, one half of the second functional segment, corresponding halves of lateral extensions of the functional segments, the intermediate joining portion connecting the two aforementioned functional segment halves and a sealing lip extending the intermediate joining portion. 15. A valve regulating device according to claim 14, wherein the two half-bodies assembled by mutual nesting of the free ends of the two support body portions are provided with matching incisions, the two halves of the first and second functional segments of the seal entering into adjacent abutment in the assembled state of the two half-bodies, and the assembly being locked by resilient engagement or coupling in a region of the incisions in the joined free ends of the annular support body portions. 16. A valve regulating device according to claim 12, wherein the annular support body has a composition, and in particular an internal peripheral form, such that the first and second functional segments of the seal are set back relative to a contour of a planar projection of the passage in a direction in which flow passes through the passage, the annular support body comprising a wall having a greater thickness remote from an edge of the annular support body provided with the functional segments and, the bearings being provided with a groove for accommodating a compression seal, on a annular support body face opposite the face intended to be placed around the opening, a flow of which is to be regulated. 17. A intake manifold or distributor comprising an inlet, a chamber and a plurality of outlets, a flow rate and/or losses in pressure of at least one of said outlets being regulated, said intake manifold or distributor wherein each outlet, the through-flow of which is regulated, comprises on its downstream side a valve regulating device according to claim 1, the valve regulating devices that are present being mutually aligned and passed through by the same control pin. 18. A intake manifold or distributor according to claim 17, comprising two portions; a first hollow body with a wall delimiting the chamber, integrating the inlet and indented in a region of the outlets; and a second body having a planar structure with a central plate and a peripheral edge, this second body enclosing the indented region of the hollow body and integrating the outlets, some of which comprise valve regulating devices attached at the outer openings of said outlets. 19. A intake manifold or distributor according to claim 18, wherein the outlets, the through-flows of which are not regulated, are extended by conduit portions forming pipes, the annular support bodies of the valve regulating devices attached around openings of the regulated outlets, in mounting sites, having a height or thickness substantially identical to the length of the conduit portions forming pipes, and substantially identical to the height of the peripheral edge. 20. A intake manifold or distributor according to claim 18, wherein outlets in the central plate of the body having a planar structure open out toward the interior of the chamber, the body having a planar structure having on the side of the peripheral edge bearing against an opposing edge of the hollow body, a groove for receiving a compression seal to seal an assembly formed by the hollow body and the body having a planar structure, and in that the conduit portions forming pipes have free edges with a groove for receiving a compression seal, wherein the compression seal in the free edges, the seals fitted in grooves of the bearings, and seals surrounding the support bodies of the regulating devices on a face opposing the support body face placed around the openings, form a single seal. 21. A intake manifold or distributor according to claim 17, wherein the outlets, the flow of which is regulated by the valve regulating device, and the annular support bodies attached to openings of the outlets, define a conduit portion, in which are disposed the valve body and the functional segments of the seal, the functional segments being laterally set back so as not to be directly exposed to the through-flow of fluid in the open position of the valve body. 22. A intake manifold or distributor according to claim 17 mounted on an engine wherein the engine is mounted in a vehicle.
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