Elevator – industrial lift truck – or stationary lift for vehicle – Stationary lift for roadway vehicle or required component... – With safety cutoff for drive means
Patent
1994-07-14
1996-12-31
Terrell, William E.
Elevator, industrial lift truck, or stationary lift for vehicle
Stationary lift for roadway vehicle or required component...
With safety cutoff for drive means
187214, 187216, 187218, 187268, 187273, 187394, 187399, 254 89R, 244 1R, B66F 726
Patent
active
055885063
ABSTRACT:
An aircraft maintenance elevation system comprising a plurality of elevator platforms and a plurality of electro-mechanical drive assemblies which are coupled to and operable to selectively raise and lower respective ones of the elevator platforms. The elevation system further includes a control device which is electrically connected to the drive assemblies and is operational in a first mode wherein the elevator platforms may be raised and lowered independently of each other and a second mode wherein the elevator platforms may be simultaneously raised and lowered.
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Reichard Dean A.
Terrell William E.
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