Fire escape device for lowering people from a high rise

Details Fire escape device for lowering people from a high rise Fire escape device for lowering people from a high rise

1998-01-20

1999-06-22

Chin-Shue, Alvin

Fire escape, ladder, or scaffold

With storage device for supple escape

Reel

182 71, 182 73, 182 6, 182 7, A62B 108

Patent

active

059133830

ABSTRACT:
A fire escape device for lowering people from a high-rise, including a casing having a hanger for hanging on a support in a high-rise from which the user is going to escape, a driving pulley mounted inside the casing, a cable wound round the driving pulley and having an outer end extended out of the casing, a harness adapted for securing the user to the outer end of the cable, a friction disk having a corrugated track, a chain transmission turned by the driving pulley to rotate the friction disk, and spring-supported damping means installed in the casing and pressed on the corrugated track of the friction disk to impart a damping resistance to the driving pulley through the friction disk when the user goes down from the high-rise.

REFERENCES:
patent: 631968 (1899-08-01), Rees
patent: 4640388 (1987-02-01), Walborn

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