Lifting device and lifting platform with such a lifting device
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United States of America Patent
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Dec 27, 2016
Grant Date -
Jan 15, 2015
app pub date -
Jul 10, 2014
filing date -
Jul 10, 2013
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Abstract
A pneumatically or hydraulically activated lifting device has a main carrier with a first cavity having a first lifting element arranged inside the first cavity. The main carrier also has a second cavity arranged in fixed movement with respect to the first cavity. A second lifting element is arranged inside this second cavity and is movable in the two mutually opposed directions of movement with respect to this cavity.
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