Foldable self-erecting joint

Details Foldable self-erecting joint Foldable self-erecting joint

1984-03-09

1986-10-07

Husar, Cornelius J.

Joints and connections

Articulated members

Lockable at fixed position

403102, 403119, 403146, 403163, 16294, 16370, F16C 1104

Patent

active

046156372

ABSTRACT:
A self-erecting joint for a pair of hinged, tubular members in which the hinging is located at corresponding portions of the members and the opposite edge portions are connected by spring-biased toggle links which in the unfolded position of the members are nested against one of the members in substantial alignment and over-center for securely locking the joint in the unfolded condition.

REFERENCES:
patent: 2359554 (1944-10-01), Griswold
patent: 2363667 (1944-11-01), Griswold
patent: 3187373 (1965-06-01), Fisher
patent: 3563592 (1971-02-01), Preston
patent: 3611474 (1969-10-01), Meyer
patent: 4131378 (1978-12-01), Daws
patent: 4342367 (1982-08-01), Gates
patent: 4365908 (1982-12-01), Thiboutot
patent: 4389748 (1983-06-01), Grossman
patent: 4393541 (1983-07-01), Hujsak et al.
patent: 4532674 (1985-08-01), Tobay et al.
patent: 4558967 (1985-12-01), Craighead, II et al.

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