Fire escape ladder

Details Fire escape ladder Fire escape ladder

1999-04-01

2000-01-11

Chin-Shue, Alvin

Fire escape, ladder, or scaffold

Ladder

Flexible

182206, E06C 156

Patent

active

060125497

ABSTRACT:
A fire escape ladder for attaching to a window for providing a means to escape a burning building. The fire escape ladder includes a pair of spaced apart arms adapted for engaging a generally vertically oriented wall such as a window sill. Each of the arms has a generally J-shaped upper portion adapted for hooking onto a sill, a main portion extending at an obtuse angle from the upper portion, and a spacing portion extending from the main portion and adapted for abutting an outer surface of a building. A stabilizer bar extends between the arms. A ladder portion extends from free ends of the main portions of the arms. The ladder portion has a pair of deformable lines and a plurality of rungs coupled to the lines at equally spaced intervals along a length of the lines.

REFERENCES:
patent: 869151 (1907-10-01), Zube
patent: 1683138 (1928-09-01), Kautz
patent: 3385399 (1968-05-01), Burt
patent: 3907064 (1975-09-01), Svalberg
patent: 4164991 (1979-08-01), Marra
patent: 4243121 (1981-01-01), Kiss
patent: 4709783 (1987-12-01), Tomioka

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