Title:
BALL JOINT
Document Type and Number:
WIPO Patent Application WO/2010/137181
Kind Code:
A1
Abstract:
A ball joint provided with a ball stud having a ball section at one end thereof, a socket for housing the ball section, and an elastically deformable anti-friction seat mounted between the ball section and the socket and rotatably supporting the ball section, wherein the socket and the anti-friction seat have an opening through which the stud section of the ball stud can be inserted in a loose fit condition. Bases and grooves are arranged in the inner surface of the anti-friction seat so as to extend in a direction across the peripheral edge of the opening and be alternately arranged in the circumferential direction extending along the peripheral edge of the opening. Each of the grooves is isolated from the opening by a partition wall extending between bases on opposite sides of the groove. The bases are in spherical contact with the ball section, and the grooves are filled with a lubricating agent.
Inventors:
KURASAKO RYOICHI (JP)
FUKUI YASUSHI (JP)
FUKUI YASUSHI (JP)
Application Number:
PCT/JP2009/060304
Publication Date:
December 02, 2010
Filing Date:
May 29, 2009
Export Citation:
Assignee:
TOYOTA MOTOR CO LTD (JP)
KURASAKO RYOICHI (JP)
FUKUI YASUSHI (JP)
KURASAKO RYOICHI (JP)
FUKUI YASUSHI (JP)
International Classes:
F16C11/06
Foreign References:
| JP2006300264A | 2006-11-02 | |||
| JP2005513375A | 2005-05-12 | |||
| JPS6421218A | 1989-01-24 | |||
| JP2000145755A | 2000-05-26 |
Attorney, Agent or Firm:
PROSPEC PATENT FIRM (JP)
Patent business corporation Pros Peck patent firm (JP)
Patent business corporation Pros Peck patent firm (JP)
Download PDF:
Previous Patent: STORAGE SYSTEM AND ITS POWER CONTROL METHOD
Next Patent: ACCUMULATOR AND RAIL VEHICLE
Next Patent: ACCUMULATOR AND RAIL VEHICLE