Fire escape – ladder – or scaffold – Torso harness – Strand-engaging – with descent retarder
Patent
1984-10-31
1986-02-11
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Torso harness
Strand-engaging, with descent retarder
2338, A62B 116
Patent
active
045694176
ABSTRACT:
A steel wire is extended from one end of a belt to a ring of a buckle through a small escape device inserted a pair of control plates, pulling speed of said wire being controlled by a rack gear with roller and a pair of control plates constituted with a fixed control plate and a moving control plate, wherein said moving control plate is controlled by control bolts positioned on the side surface of a small escape device, and said small escape device is disassembled from said buckle in an emergency.
REFERENCES:
patent: 311039 (1885-01-01), Scheid et al.
patent: 547450 (1895-10-01), Quinn
patent: 1574529 (1926-02-01), Abraham
patent: 1858256 (1932-05-01), Wolfe
patent: 3419236 (1968-12-01), Weber
patent: 3498408 (1970-03-01), Foote
patent: 3834489 (1974-09-01), Rabelos
patent: 4102431 (1978-07-01), Carroll
Kim Young H.
Lee Woo K.
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