Method of retro-fitting elevators to existing buildings

Details Method of retro-fitting elevators to existing buildings Method of retro-fitting elevators to existing buildings

1997-05-14

2000-06-27

Ellis, Christopher P.

Elevator, industrial lift truck, or stationary lift for vehicle

Mounted on exterior of building

187240, 187241, B66B 900

Patent

active

060795204

ABSTRACT:
A method of retrofitting an elevator to an existing multistory building includes providing a preassembled elevator unit comprising an enclosure containing an elevator car and a drive mechanism for moving the car within the enclosure; forming a plurality of vertically aligned elevator access openings though the exterior of the building; positioning the preassembled elevator unit against the exterior of the building, in alignment with the plurality of vertically aligned elevator access openings; and securing the preassembled elevator unit against the exterior of the building, in alignment with the plurality of vertically aligned elevator access openings. The preassembled elevator unit preferably includes a self-supporting elevator shaftway enclosed on the sides and back, and having at least one access opening in the front of the shaftway; an elevator car mounted in the elevator shaftway for movement therein; and a driver inside the shaftway for moving the elevator car in the shaftway.

REFERENCES:
patent: 1867568 (1932-07-01), Hirshfeld
patent: 1936195 (1933-11-01), Honig
patent: 2763339 (1956-09-01), North
patent: 3820632 (1974-06-01), Jines
patent: 4557353 (1985-12-01), Pichon
patent: 4875547 (1989-10-01), Hanthorn
Reynolds Televator brochure, Apr. 1984.

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