Lift assembly having a split trolley
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United States of America Patent
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Aug 22, 2017
Issued Date -
N/A
app pub date -
Apr 27, 2012
filing date -
Apr 27, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A trolley for a lift assembly is disclosed. The trolley includes a drive portion and a lift portion separable from the drive portion. The lift portion includes one or more fittings configured to hold one or more wire ropes for raising and lower a platform hitched to the wire ropes. The drive portion is connectable to a drive assembly to move the drive portion and lift portion along a lift stroke. Pairs of trolleys are interconnected via tension lines or wires connected to the lift portions of the trolleys. The lift portions are configured to move independent of the drive portions through lift provided via the interconnection of the lift portions through the tension lines or wires.
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