Static structures (e.g. – buildings) – Shaft or openwork – axially extensible
Patent
1973-01-02
1976-12-21
Perham, Alfred C.
Static structures (e.g., buildings)
Shaft or openwork, axially extensible
52 28, 52122, 52127, 52301, E04G 2504, E04G 1218
Patent
active
039980251
ABSTRACT:
A light post which serves as a structural member and has upper and lower adjustable connections comprising end caps which are securable to a base and supported structure, respectively, and between which the post extends and telescopes at its ends into the caps. The post is provided with axially extruding bolts which thread through respective end portion of the post and are extensible and retractable endwise to position the post and also lock a cover panel in closed position and in which parts are temporarily distortable to facilitate securing and release thereof.
REFERENCES:
patent: 2311951 (1943-02-01), Marshall
patent: 3170545 (1965-02-01), Toti et al.
patent: 3245181 (1966-04-01), Stephenson
patent: 3280527 (1966-10-01), Faust
patent: 3333808 (1967-08-01), DuBoff
patent: 3378978 (1968-04-01), Durand
Kowalik John J.
Perham Alfred C.
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