Ball joint

Details Ball joint Ball joint

1986-05-29

1987-03-17

Kundrat, Andrew V.

Joints and connections

Articulated members

Pivoted

403114, 403 51, 277212FB, F16C 1100, F16D 112

Patent

active

046503625

ABSTRACT:
A ball joint (9) for mutually rotatably interconnecting two members (12, 5), the ball joint (9) including a ball shaft (35) attached to one member (12) out of the aforesaid two members, the ball shaft (35) having at one end thereof a ball (34) rotatably accommodated in a housing (31) attached to the other member (5) out of the aforesaid two members, and a dust boot (50) fitted on the ball shaft (35) to surround the ball shaft (35), the dust boot (50) being fixedly attached at one end thereof to the housing (31) and formed at the other end thereof with a seal lip (54) adapted to come into elastic contact with the aforesaid one member (12). The dust boot (50) has formed thereon a projected portion (53) surrounding the seal lip (54) and facing the side of the aforesaid one member (12) so that a labyrinth (S) defined between the projected portion (53) and the aforesaid one member (12).

REFERENCES:
patent: 4195862 (1980-04-01), Specktor et al.
patent: 4220418 (1980-09-01), Kondo et al.
patent: 4304416 (1981-12-01), Oshima

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