Device for the ascension and descension of high altitudes

Details Device for the ascension and descension of high altitudes Device for the ascension and descension of high altitudes

1975-08-11

1981-11-24

Peters, Jr., Joseph F.

Fire escape, ladder, or scaffold

Torso harness

Attached to strand wound on reel, and means for retarding...

182 5, 182 72, A62B 112

Patent

active

043018920

ABSTRACT:
In a preferred embodiment, a fire emergency descent device utilizing straps is securable onto a persons back, and a spool-mounted line (wire) is controllably releasable through overhead wire guide supports adjustable to alter the hanging position of the strapped-in person, and rate of descent being controllable either manually by a manually-adjustable variable valve and a second valve normally preset to correspond to a persons weight to controllably regulate release of compressed air from a piston cylinder housing in which air becomes compressed by piston action resulting from spinning of the spool (spindle) during descent.

REFERENCES:
patent: 643286 (1900-02-01), Feiker
patent: 859266 (1907-07-01), Ulery
patent: 1122566 (1914-12-01), Bailey
patent: 1494467 (1924-05-01), Edwards
patent: 2636712 (1953-04-01), Lubbock
patent: 2729425 (1956-01-01), Gschwind
patent: 3256916 (1966-06-01), Silletti
patent: 3844377 (1974-10-01), Wilkins
patent: 3850262 (1974-11-01), Simizu
patent: 3861496 (1975-01-01), Hoover
patent: 4114726 (1978-09-01), Sentinella

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