An assembly including a control arm and a steering knuckle, one of the control arm and the steering knuckle having a first end with a ball, the other of the control arm and the steering knuckle having a socket that includes a bearing structure formed so as to surround a portion of the ball to secure
An assembly including a control arm and a steering knuckle, one of the control arm and the steering knuckle having a first end with a ball, the other of the control arm and the steering knuckle having a socket that includes a bearing structure formed so as to surround a portion of the ball to securely fasten the ball to the socket. The control arm has a bayonette configuration to receive a first node and a second node is cast directly onto the control arm.
대표청구항▼
What is claimed is: 1. A control arm assembly comprising a tubular steel body having a first end arcuately extending to a second end, said first end having a first node configured for mounting said first end for rotation about a first axis, said second end having an end fitting, said body having a
What is claimed is: 1. A control arm assembly comprising a tubular steel body having a first end arcuately extending to a second end, said first end having a first node configured for mounting said first end for rotation about a first axis, said second end having an end fitting, said body having a second node affixed thereto intermediate said first end and said second end, said second node defining a second axis of rotation coincident with said first axis. 2. A control arm assembly according to claim 1, wherein said first end has a first portion and a threaded second portion, said first portion receiving a bushing assembly and said threaded portion receiving a fastener for retaining said bushing assembly on said first end. 3. A control arm assembly according to claim 2, wherein said first portion has a diameter less than a diameter of said body, and said threaded portion has a diameter less than said diameter of said first portion. 4. A control arm assembly according to claim 3, wherein said second node is a cast material. 5. A control arm assembly according to claim 4, wherein said tubular steel body is a high strength spring steel. 6. A control arm assembly according to claim 5, wherein said spring steel has a yield strength of at least 760 MPa. 7. A control arm assembly according to claim 6, wherein said cast material is aluminum. 8. A control arm assembly according to claim 7, wherein said end fitting is configured for a rotary connection to a steering element. 9. A control arm assembly according to claim 8, wherein said end fitting is a ball. 10. A control arm assembly according to claim 9, wherein said ball is integrally formed on said body. 11. A control arm assembly according to claim 9, wherein said ball threadingly engages said body. 12. A control arm assembly according to claim 1, in combination with a steering element, said steering element having a complementary fitting for engaging said end fitting of said control arm to form a flexible joint therebetween. 13. A combination according to claim 12, wherein said end fitting is a ball. 14. A combination comprising a control arm assembly and a steering element, said control arm assembly including a tubular steel body having a first end arcuately extending to a second end, said first end having a first node configured for mounting said first end for rotation about a first axis, said second end having an end fitting, said body having a second node affixed thereto intermediate said first end and said second end, said second node configured for mounting said control arm for rotation about said first axis, wherein said end fitting is a ball, said steering element having a complementary fitting for engaging said ball to form a flexible joint therebetween, said combination further comprising a bearing having an inner configuration that is complementary to the ball for receiving said ball, and an outer configuration complementary to said complementary fitting to be received therein. 15. A combination according to claim 14, wherein said bearing is molded from a fluorocarbon polymer or nylon. 16. A combination according to claim 15, wherein said bearing is a multi-piece bearing. 17. A combination according to claim 15, further comprising a seal extending from said steering element to said control arm. 18. A combination according to claim 17, wherein said complementary fitting is a socket. 19. A combination according to claim 18, wherein said ball is integrally formed on said body of said control arm. 20. A combination according to claim 18, wherein said ball threadingly engages said body of said control arm. 21. A combination according to claim 20, wherein said steering element is a steering knuckle. 22. A control arm assembly comprising a tubular steel body having a first end arcuately extending to a second end, said first end having a first node configured for mounting said first end for rotation about a first axis, said second end being shaped as a ball, wherein said ball and said body are integrally formed as one piece, said body having a second node affixed thereto intermediate said first end and said second end, said second node configured for mounting said control arm for rotation about said first axis. 23. A control arm assembly according to claim 22, wherein said first end has a first portion and a threaded second portion, said first portion receiving a bushing assembly and said threaded portion receiving a fastener for retaining said bushing assembly on said first end. 24. A control arm assembly according to claim 22, wherein said ball includes an uninterrupted closed wall.
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이 특허에 인용된 특허 (16)
Stuart Luke J, Apparatus for coupling a ball joint to a motor vehicle suspension.
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