Elevator – industrial lift truck – or stationary lift for vehicle – Stationary lift for roadway vehicle or required component... – Having specific drive means for support
Patent
1981-01-15
1983-09-13
Rolla, Joseph J.
Elevator, industrial lift truck, or stationary lift for vehicle
Stationary lift for roadway vehicle or required component...
Having specific drive means for support
254 93R, 177146, B66B 1104
Patent
active
044036809
ABSTRACT:
A hydraulically driven platform lift, loading or tipping platform or the like, having a platform carrying the load and capable of being raised and lowered or tilted by means of at least one hydraulic working cylinder and-depending on the apparatus structure-a lever system, particularly a scissor-type lever system or the like, wherein switching elements for the supply and removal of hydraulic fluid to or from the working cylinder are located in the hydraulic circuit, and the hydraulic working cylinder or cylinders or one of the hydraulic lines connected therewith is connected by a line containing a shut-off or switch-over element, with a measuring device and indicator for determining and indicating the weight of a load resting on the platform.
REFERENCES:
patent: 2848212 (1958-08-01), Kerridge
patent: 4230196 (1980-10-01), Snead
Noland Kenneth
Rolla Joseph J.
Teltscher Erwin S.
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