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다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
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Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0274519 (2002-10-18) |
발명자 / 주소 |
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출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 9 인용 특허 : 398 |
The present invention relates to a roller follower, comprising an outer surface, enclosing a first cavity and a second cavity, wherein the first cavity includes a first inner surface configured to house a cylindrical insert, the second cavity includes a second inner surface cylindrically shaped, and
The present invention relates to a roller follower, comprising an outer surface, enclosing a first cavity and a second cavity, wherein the first cavity includes a first inner surface configured to house a cylindrical insert, the second cavity includes a second inner surface cylindrically shaped, and at least one of the cavities is fabricated through forging.
1. An assembly, comprising:a) socket provided with an outer socket surface that is generally cylindrical in shape, a first socket surface, and a second socket surface, wherein the outer socket surface is configured to cooperate with the inner surface of an engine workpiece, the first socket surface
1. An assembly, comprising:a) socket provided with an outer socket surface that is generally cylindrical in shape, a first socket surface, and a second socket surface, wherein the outer socket surface is configured to cooperate with the inner surface of an engine workpiece, the first socket surface includes a push rod cooperating surface, and the second socket surface includes a plunger reservoir passage configured to conduct fluid and a curved socket surface that is concentric relative to the outer socket surface and configured to cooperate with a leakdown plunger; b) the leakdown plunger is provided with a first plunger opening, a second plunger opening, and an outer plunger surface enclosing an inner plunger surface, wherein the first plunger opening is provided with an annular plunger surface defining a plunger hole shaped to accommodate an insert, the second plunger opening is configured to cooperate with the socket, the outer plunger surface includes a cylindrical plunger surface and an undercut plunger surface wherein the undercut plunger surface is cylindrically shaped and is located at an end of the plunger body, and the inner plunger surface includes a plurality of inner cylindrical plunger surfaces and is fluidly linked to the outer socket surface by the plunger reservoir passage; and c) means for cold forming at least a portion of at least one of the socket and the leakdown plunger. 2. An assembly according to claim 1, wherein said means for cold forming comprises a parts former.3. An assembly according to claim 1, wherein the means for cold forming comprises a pin.4. An assembly according to claim 1, wherein the means for cold forming comprises a punch.5. An assembly according to claim 1, wherein comprising means for cold forming at least a portion of at least one of the first plunger opening, the second plunger opening, the outer plunger surface, and the inner plunger surface.6. An assembly according to claim 1, further comprising means for cold forming at least a portion of at least one of the outer socket surface, the first socket surface, and the second socket surface.7. An assembly according to claim 1, further comprising means for machining at least a portion of at least one of the socket and leakdown plunger.8. An assembly according to claim 7, wherein said means for machining comprises at least one of a grinding machine and a grinding wheel.9. An assembly according to claim 1, further comprising means cold forming the first plunger opening and means for machining the second plunger opening.10. An assembly, comprising:a) a socket provided with an outer socket surface that is generally cylindrical in shape, a first socket surface, and a second socket surface, wherein the outer socket surface is configured to cooperate with the inner surface of an engine workpiece, the first socket surface includes a push rod cooperating surface, and the second socket surface includes a plunger reservoir passage configured to conduct fluid and a curved socket surface that is concentric relative to the outer socket surface and configured to cooperate with a leakdown plunger; b) the leakdown plunger is provided with a first plunger opening, a second plunger opening, and an outer plunger surface enclosing an inner plunger surface, wherein the first plunger opening is provided with an annular plunger surface defining a plunger hole shaped to accommodate an insert, the second plunger opening is configured to cooperate with the socket, the outer plunger surface includes a cylindrical plunger surface and an undercut plunger surface wherein the undercut plunger surface is cylindrically shaped and is located at an end of the plunger body, and the inner plunger surface includes a plurality of inner cylindrical plunger surfaces and is fluidly linked to the outer socket surface by the plunger reservoir passage; c) a valve lifter body provided with an outer lifter surface that encloses a first lifter cavity and a second lifter cavity, wherein the first lifter cavity includes a first inner lifter surface and a first lifter opening shaped to accept a roller, the second lifter cavity includes a second inner lifter surface and a second lifter opening and is configured to accommodate the socket and the leakdown plunger; and d) means for cold forming at least a portion of at least one of the socket, the leakdown plunger, and the valve lifter body. 11. An assembly according to claim 10, wherein said means for cold forming comprises a parts former.12. An assembly according to claim 10, wherein the means for cold forming comprises a pin.13. An assembly according to claim 10, wherein the means for cold forming comprises a punch.14. An assembly according to claim 10, further comprising means for cold forming at least a portion of at least one of the first plunger opening, the second plunger opening, the outer plunger surface, and the inner plunger surface.15. An assembly according to claim 10, further comprising means for cold forming at least a portion of at least one of the outer socket surface, the first socket surface, and the second socket surface.16. An assembly according to claim 10, further comprising means for cold forming at least a portion of at least one of the outer lifter surface, the first lifter cavity, and the second lifter cavity.17. An assembly according to claim 10, further comprising means for machining at least a portion of at least one of the socket, leakdown plunger, and the valve lifter body.18. An assembly according to clam 17, wherein said means for machining comprises at least one of a grinding machine and a grinding wheel.19. An assembly according to claim 10, further comprising means cold forming the first plunger opening and means for machining the second plunger opening.20. An assembly according to claim 10, further comprising a lash adjuster that accommodates the socket and the leakdown plunger, wherein the valve lifter body accommodates the lash adjuster.21. An assembly, comprising:a) socket provided with an outer socket surface that is generally cylindrical in shape, a first socket surface, and a second socket surface, wherein the outer socket surface is configured to cooperate with the inner surface of an engine workpiece, the first socket surface includes a push rod cooperating surface, and the second socket surface includes a plunger reservoir passage configured to conduct fluid and a curved socket surface that is concentric relative to the outer socket surface and configured to cooperate with a leakdown plunger; b) the leakdown plunger is provided with a first plunger opening, a second plunger opening, and an outer plunger surface enclosing an inner plunger surface, wherein the first plunger opening is provided with an annular plunger surface defining a plunger hole shaped to accommodate an insert, the second plunger opening is configured to cooperate with the socket, the outer plunger surface includes a cylindrical plunger surface and an undercut plunger surface wherein the undercut plunger surface is cylindrically shaped and is located at an end of the plunger body, and the inner plunger surface includes a plurality of inner cylindrical plunger surfaces and is fluidly linked to the outer socket surface by the plunger reservoir passage; c) a valve lifter body provided with an outer lifter surface that encloses a first lifter cavity and a second lifter cavity, wherein the first lifter cavity includes a first inner lifter surface and a first lifter opening shaped to accept a roller, the second lifter cavity includes a second inner lifter surface and a second lifter opening and is configured to accommodate the socket, the leakdown plunger, and a lash adjuster body; d) the lash adjuster body is provided with a lash adjuster opening and an outer lash adjuster surface enclosing a lash adjuster cavity that includes an inner lash adjuster surface, wherein the inner lash adjuster surface is configured to accommodate the leakdown plunger and the socket and includes a first cylindrical lash adjuster surface and a lash adjuster well that includes a second cylindrical lash adjuster surface; and e) means for cold forming at least a portion of the socket, the leakdown plunger, the valve lifter body, and the lash adjuster. 22. An assembly according to claim 21, wherein said means for cold forming comprises a parts former.23. An assembly according to claim 21, wherein the means for cold forming comprises a pine.24. An assembly according to claim 21, wherein the means for cold forming comprises a punch.25. An assembly according to claim 21, further comprising means for cold forming at least a portion of at least one of the first plunger opening, the second plunger opening, the outer plunger surface, and the inner plunger surface.26. An assembly according to claim 21, further comprising means for cold forming at least a portion of at least one of the outer socket surface, the first socket surface, and the second socket surface.27. An assembly according to claim 21, further comprising means for cold forming at least a portion of at least one of the outer lifter surface, the first lifter cavity, and the second lifter cavity.28. An assembly according to claim 21, further comprising means for cold forming at least a portion of at least one of the lash adjuster opening, the outer lash adjuster surface, and the lash adjuster cavity.29. An assembly according to claim 21, further comprising means for machining at least a portion of at least one of the socket, leakdown plunger, the valve lifter body, and the lash adjuster body.30. An assembly according to claim 29, wherein said means for machining comprises at least one of a grinding machine and a grinding wheel.31. An assembly according to claim 21, further comprising means cold forming the first plunger opening and means for machining the second plunger opening.
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