Ball-and-socket joint

Details Ball-and-socket joint Ball-and-socket joint

1975-03-25

1976-05-25

Kundrat, Andrew V.

Joints and connections

Articulated members

Lockable at fixed position

248181, F16C 1110

Patent

active

039589048

ABSTRACT:
The invention relates to a ball-and-socket joint comprising an upper jaw and a lower jaw, one arranged on one side of a median plane of a ball, and the other disposed on the other side of said plane, and a means for clamping these jaws to lock the joint in a required position, characterized in that it comprises: a part-spherical cup disposed between the upper jaw and the ball; a first guide means limiting displacement of this cup relatively to the upper jaw in a first central plane of symmetry of the ball; and a second guide means limiting displacement of this cup relatively ot the ball in a second central plane of symmetry of the ball, and in that this first and second plane of symmetry are at right-angles to each other.

REFERENCES:
patent: 717024 (1902-12-01), Nellenbogen
patent: 916301 (1909-03-01), Greenlaw
patent: 1290830 (1919-11-01), DelFungo-Giera
patent: 2212953 (1940-08-01), Popp et al.
patent: 3409317 (1968-11-01), Richards

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