Elevator car with lowerable roof

Details Elevator car with lowerable roof Elevator car with lowerable roof

2006-05-31

2008-03-04

Mackey, Patrick (Department: 3653)

Elevator, industrial lift truck, or stationary lift for vehicle

Having specific load support structure or arrangement

Reexamination Certificate

active

07337880

ABSTRACT:
An elevator car has a lowerable car roof portion serving in the lowered state as a maintenance platform. The lowerable car roof portion is stabilized in the lowered position against movements in a horizontal plane by at least one mechanical device engaging the car roof portion and inner walls of the car.

REFERENCES:
patent: 3704799 (1972-12-01), Morris, Jr.
patent: 6202801 (2001-03-01), Muller et al.
patent: 6880678 (2005-04-01), Schneider et al.
patent: 2004/0206580 (2004-10-01), Ishii et al.
patent: 101 04 351 (2002-08-01), None
patent: 1 026 117 (2000-08-01), None
patent: 09263372 (1997-10-01), None

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