Elevating apparatus
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United States of America Patent
Stats
-
Jul 16, 1985
Grant Date -
N/A
app pub date -
Jul 18, 1983
filing date -
Jul 24, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An elevating apparatus comprises a substantially horizontal base, a longitudinally extensible mast mechanism mounted vertically on the base, a wire guide mechanism mounted on the mast mechanism and having a pair of pulleys rotatable synchronously in opposite directions, a work platform supported on the wire guide mechanism, and a pair of wires extending across the mast mechanism and having one ends fixed to the base respectively at spaced positions thereon, the wires being wound around the pulleys, respectively. The elevating apparatus also includes a pair of wire tensioners mounted on the base respectively at spaced positions thereon for longitudinally tensioning the wires, respectively, in opposite directions.
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Cited Art Landscape
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