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다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
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Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0316262 (2002-10-18) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 4 인용 특허 : 397 |
The present invention relates to an assembly, comprising a socket body including a forgeable material and provided with an outer socket surface, 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 workpi
The present invention relates to an assembly, comprising a socket body including a forgeable material and provided with an outer socket surface, 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 configured to cooperate with a leakdown plunger.
What is claimed is: 1. An assembly, comprising: a) a socket body including a forgeable material and 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
What is claimed is: 1. An assembly, comprising: a) a socket body including a forgeable material and 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; and 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 body, 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. 2. An assembly according to claim 1, wherein at least one of the socket body, the leakdown plunger, and the engine workpiece is fabricated at least in part through forging. 3. An assembly according to claim 1, wherein at least a portion of the second socket surface contacts the leakdown plunger and the plunger reservoir passage is located between the socket body and the leakdown plunger. 4. An assembly according to claim 1, wherein the push rod cooperating surface is generally spherical and concentric relative to the outer socket surface. 5. An assembly according to claim 1, wherein the engine workpiece is a lash adjuster body. 6. An assembly according to claim 1, wherein the curved socket surface corresponds to the second plunger opening. 7. An assembly according to claim 1, wherein the curved socket surface provides a closer fit between the second socket surface and the second plunger opening. 8. An assembly, comprising: a) a socket body including a forgeable material and provided with an outer socket surface, a first socket surface, and a second socket surface, wherein the outer socket surface is configured to cooperate with the inner surface of a lash adjuster body, the first socket surface includes a push rod cooperating surface, and the second socket surface includes a plunger reservoir passage that is fluidly linked to a leakdown path on a leakdown plunger and configured to conduct fluid, and a curved socket surface configured to cooperate with the 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 body, the outer plunger surface includes a cylindrical plunger surface and an undercut plunger surface that forms a leakdown path with the lash adjuster body, 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) 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 includes a first cylindrical lash adjuster surface and a lash adjuster well that includes a second cylindrical lash adjuster surface. 9. An assembly according to claim 8, wherein the first cylindrical lash adjuster surface abuts an annular lash adjuster surface with an annulus that defines the second cylindrical lash adjuster surface. 10. An assembly according to claim 8, wherein the first cylindrical lash adjuster surface is concentric relative to the outer lash adjuster surface. 11. An assembly according to claim 8, wherein the socket body cooperates with the leakdown plunger to define at least in part a chamber within the inner plunger surface. 12. An assembly according to claim 8, wherein the cylindrical plunger surface cooperates with the inner lash adjuster surface to provide a chamber. 13. An assembly according to claim 8, wherein at least one of the socket body, the leakdown plunger, and the lash adjuster body is fabricated at least in part through forging. 14. An assembly according to claim 8, wherein the insert is located within the lash adjuster well and comprises an insert spring, a spherical valve insert member at least partially located within the plunger hole and configured to operate with the insert spring, a cap shaped to at least partially cover both the spherical valve insert member and the insert spring so that the cap at least partially depresses the insert spring and the insert spring exerts a force on the spherical valve insert member, and a cap spring located within the lash adjuster well around a portion of the cap. 15. An assembly according to claim 8, wherein the spherical valve insert member is configured to operate with the insert spring and is at least partially located within the plunger hole, the cap spring is located around a portion of the cap, and the cap is shaped to at least partially cover both the spherical valve insert member and the insert spring so that the cap at least partially depresses the insert spring and the insert spring exerts a force on the spherical valve insert member. 16. An assembly, comprising: a) a socket body including a forgeable material and provided with an outer socket surface, a first socket surface, and a second socket surface, and a socket passage shaped to conduct fluid, 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 defining a socket hole that fluidly links the first socket surface with the socket passage, the second socket surface defines a second socket hole that fluidly links the second socket surface with the socket passage and includes a plunger reservoir passage configured to conduct fluid and a curved socket surface configured to cooperate with a leakdown plunger, and the socket body cooperates with the leakdown plunger to define at least in part a chamber within an inner plunger surface; and 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 that defines a plunger hole and that is shaped to accommodate an insert comprising a spherical valve insert member, an insert spring, a cap, and a cap spring, the outer plunger surface includes a cylindrical plunger surface and an undercut plunger surface wherein the undercut plunger surface is cylindrically shaped, concentric relative to the cylindrical plunger surface, located at an end of the plunger body, and cooperates with another body to form a leakdown path for a liquid, and the inner plunger surface is fluidly linked to the outer socket surface by the plunger reservoir passage and includes a plurality of inner cylindrical plunger surfaces and an inner conical plunger surface that functions to increase the quantity of retained fluid in the chamber. 17. An assembly according to claim 16, wherein the first and second plunger openings are provided with chamfered plunger surfaces. 18. An assembly according to claim 16, wherein a diameter of the undercut plunger surface is smaller than a diameter of the cylindrical plunger surface. 19. An assembly according to claim 16, wherein at least one of the socket body, the leakdown plunger, and the engine workpiece is fabricated at least in part through forging. 20. An assembly according to claim 16, wherein the leakdown plunger includes a forgeable material. 21. An assembly according to claim 16, wherein the outer plunger surface includes an outer conical plunger surface located between the cylindrical plunger surface and the undercut plunger surface. 22. An assembly according to claim 16, wherein the inner plunger surface includes a first inner conical plunger surface and a second inner conical plunger surface, a first inner cylindrical plunger surface, and a second inner cylindrical plunger surface.
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