Fire escape – ladder – or scaffold – Safety device – platform associated – Railing
Patent
1972-08-15
1976-02-17
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Safety device, platform associated
Railing
256 59, 248226A, E04H 1714, E04G 126
Patent
active
039386198
ABSTRACT:
A stanchion adapted to expand by means of the inner as well as outer tubes and the clamping mean so that it enables a clamping of scaffolding or any other mounting base, which clamping is performed by sliding the inner and outer tubes relatively and/or by adjusting a clamping means together with the tubes or independently.
REFERENCES:
patent: 2706662 (1955-04-01), Brown
patent: 3084759 (1963-04-01), Squire
patent: 3351311 (1967-11-01), Melfi
patent: 3480257 (1969-11-01), Bourn
patent: 3756568 (1973-09-01), Mocny
Kurabayashi Kinji
Ono Tatsuo
Machado Reinaldo P.
Nisso-Sangyo Co. Ltd.
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