Pivot joint

Details Pivot joint Pivot joint

1996-11-04

1998-06-30

Green, Brian K.

Joints and connections

Articulated members

Rotatable members resiliently biased to one position

16337, 16340, 24829213, 248922, 361682, 403 84, 403103, F16C 1100

Patent

active

057723516

ABSTRACT:
A pivot joint including a mounting frame, a pivot bolt inserted through a hole on the mounting frame, and a lock nut screwed up with the pivot bolt to hold the mounting frame and the pivot bolt together, permitting the pivot bolt to be turned about its longitudinal center axis, wherein the pivot bolt has a collar stopped against the mounting frame at one side opposite to the lock nut; two washers are mounted around the pivot bolt and retained between the mounting frame and the lock nut; a plurality of corrugated plate springs are mounted around the pivot bolt and retained between the washers.

REFERENCES:
patent: 3058795 (1962-10-01), Siegal et al.
patent: 3908514 (1975-09-01), Rist
patent: 4018104 (1977-04-01), Bland et al.
patent: 4392686 (1983-07-01), Beer
patent: 4703613 (1987-11-01), Raymond
patent: 4829633 (1989-05-01), Kassner
patent: 5081742 (1992-01-01), Kobayashi
patent: 5208944 (1993-05-01), Lu
patent: 5269047 (1993-12-01), Lu

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