Frame structure

Details Frame structure Frame structure

1992-02-04

1992-11-03

Ridgill, Jr., James L.

Static structures (e.g., buildings)

Vertically curved arch with terminal support

52641, 52645, E04B 132, E04C 310

Patent

active

051597900

ABSTRACT:
A frame structure having collapsed and erected conditions and comprising a plurality of rigid frame sections (21) hingedly connected one to another by hinges (23). An erection means is provided for effecting relative pivotal movement between the frame sections to erect the frame structure. The erection means comprises at least one cable (39) having one end thereof connected to one of the outer frame sections (21a) and the other end thereof fixed to a power device (40) connected to the other outer frame section (21a) whereby operation of the power device to tension the cable effects movement of the outer frame sections in a direction towards each other.

REFERENCES:
patent: 1163641 (1915-12-01), Cummings
patent: 2793720 (1957-05-01), Hawes
patent: 2985264 (1961-05-01), Leonard
patent: 3010257 (1961-11-01), Naillon
patent: 3057119 (1962-10-01), Kessler
patent: 3062340 (1962-11-01), Hunnebeck
patent: 3530622 (1970-09-01), Cohen
patent: 4619099 (1986-10-01), Sircovich
patent: 4676045 (1987-06-01), Ellen

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