Foldable ladder

Details Foldable ladder Foldable ladder

1996-08-16

1998-08-04

Chin-Shue, Alvin C.

Fire escape, ladder, or scaffold

Wall- or floor-attached

Ladder

182160, E06C 912

Patent

active

057880115

ABSTRACT:
Provided is a folding ladder assembly for over-the-road trucks. The folding ladder assembly includes a fixed ladder rail secured to a vertical wall portion of the cab of the over-the-road truck, and a moveable ladder rail interconnected with the fixed ladder rail and positionable between a collapsed, storage position and an extended use position. The folding ladder assembly further includes a ladder stabilizing mechanism disposed at the upper and lower portions of the moveable ladder rail assembly for stabilizing the folding ladder assembly when it is positioned in the extended, use position.

REFERENCES:
patent: 278301 (1883-05-01), Welsh
patent: 666566 (1901-01-01), Sherman
patent: 740460 (1903-10-01), Naylor
patent: 772741 (1904-10-01), O'Leary
patent: 1083939 (1914-01-01), Paterson
patent: 1503425 (1924-07-01), Martin
patent: 1839808 (1932-01-01), Sikorsky
patent: 1887301 (1932-11-01), Gordon
patent: 2222636 (1940-11-01), Strauss
patent: 2517811 (1950-08-01), Torburn
patent: 3025923 (1962-03-01), Burnstein
patent: 3414081 (1968-12-01), Wedvik
patent: 3575263 (1971-04-01), Reinhard
patent: 4243119 (1981-01-01), Rossey
patent: 4245717 (1981-01-01), Soucy
patent: 4463829 (1984-08-01), Grin
patent: 5058843 (1991-10-01), Koster
patent: 5339920 (1994-08-01), Ericksson
Brochure, Peterbilt, "Ultrasleeper", Mar. 1996.
"Overdrive" Magazine, Jul. 1996 issue, p. 32.

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