Load-adjustable vertically moving scaffold
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United States of America Patent
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Apr 17, 2018
Issued Date -
N/A
app pub date -
Jul 27, 2016
filing date -
Jul 28, 2015
priority date (Note) -
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Abstract
A load-adjustable vertically moving scaffold comprises a base unit, a work support provided on an upper part of the base unit and a lift supporting unit supporting the work support to vertically move with respect to the base unit, and the lift supporting unit comprises fixed guide members extended upward from both sides of the base unit, slope guide members installed at front sides of the fixed guide members and configured to be tilted with respect to the fixed guide members, a lift supporting shaft configured to vertically move along the slope guide members, and an elastic member having one end fixed to one side of the work support adjacent to the fixed guide members and other end connected with the lift supporting shaft to apply an elastic bias to the lift supporting shaft toward the fixed guide members.
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