Elevator – industrial lift truck – or stationary lift for vehicle – Having specific guide shoe – With roller
Patent
1997-12-30
2000-04-18
Valenza, Joseph E.
Elevator, industrial lift truck, or stationary lift for vehicle
Having specific guide shoe
With roller
187409, B66B 704
Patent
active
06050370&
ABSTRACT:
A guide roller apparatus for an elevator system includes a flat frame for fixing to each corner of the elevator car, and a lever having a lower portion hingedly connected to an upper portion of the frame and an upper portion rotatably connected to a roller shaft of the guide roller, with an insertion hole being formed through amid portion of the lever. A vertical plate is connected to an end portion f the frame and faces the lever. An elastic support member is connected between an upper portion of the lever and an upper portion of the vertical plate. A control device has an end portion connected to a mid inner portion of the vertical plate, and another end portion passed through the insertion hole formed in the lever. An elastic medium member is disposed on the control device between the vertical plate and the lever.
REFERENCES:
patent: 3669222 (1972-06-01), Takamura et al.
patent: 5581844 (1996-12-01), Raheb et al.
patent: 5632358 (1997-05-01), Maeda et al.
Crawford Gene O.
LG Industrial Systems Co. Ltd.
Valenza Joseph E.
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