Fire escape – ladder – or scaffold – With storage device for supple escape
Patent
1985-08-26
1986-06-17
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
With storage device for supple escape
182198, E06C 156, E06C 914
Patent
active
045950750
ABSTRACT:
Collapsible ladder assembly comprising a ladder storage container having, in closed condition, a fixed upright rear wall, an upright front wall and bottom and top walls joining the front and rear walls, a collapsible ladder being held within the container with its top end secured to the container rear wall. The top wall is made up of a rearward section solid with the rear wall and a frontward section projecting from the front wall, a mechanism releasably locking the top wall sections together. The bottom wall is hinged to the rear wall and to the front wall while the latter is also hinged to the frontward section of the top wall, the hinges allowing the walls to pivot about horizontal parallel axes when the locking mechanism is actuated to release the top wall sections from one another, allowing the container unretained walls and the ladder to unfold downwardly under gravity action.
REFERENCES:
patent: 288078 (1883-11-01), Littlefield
patent: 369681 (1887-09-01), Bemish
patent: 819956 (1906-05-01), Thomsen
patent: 1123029 (1914-12-01), Smith
patent: 1181667 (1916-05-01), Jaffie
patent: 1196419 (1916-08-01), Banyovits
patent: 1753798 (1930-04-01), Martin
patent: 2946398 (1960-07-01), McNulty
patent: 3677366 (1972-07-01), Loeffel
patent: 3809181 (1974-05-01), Staranick
patent: 3907064 (1975-09-01), Svalberg
patent: 4211306 (1980-07-01), Brenner
patent: 4231449 (1980-11-01), Laurita
Advertising brochure entitled: "Safe Escape", distributed by St-Pierre Manufacturing Corp. of Worcester, Mass.
Advertising brochure entitled: "A Safe Escape Ladder", distributed by Exitable of Framingham, Mass.
LandOfFree
Collapsible ladder assembly does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Collapsible ladder assembly, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Collapsible ladder assembly will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2268636