Elevator – industrial lift truck – or stationary lift for vehicle – Having specific load support drive-means or its control – Includes linking support cable in drive-means
Patent
1997-02-21
1999-02-16
Terrell, William E.
Elevator, industrial lift truck, or stationary lift for vehicle
Having specific load support drive-means or its control
Includes linking support cable in drive-means
B66B 1108
Patent
active
058710701
ABSTRACT:
An overhead storage lift assembly comprises first and second brace members each having a vertical and a horizontal segment. Pulley wheel is coupled at the end of each horizontal segment. A platform is being raised and lowered by four cables attached to its four corners. The first and second cables are threaded within the horizontal segment of the first brace member. The third and fourth cables are threaded through an aperture in the first brace member and positioned within the horizontal segment of the second brace member. A crank case with a worm drive shaft meshing with a drive gear is used for winding the cables in order to raised or lowered the platform.
REFERENCES:
patent: 1338127 (1920-04-01), Felt
patent: 2643662 (1953-06-01), Bunce
Terrell William E.
Tran Khoi H.
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