Calibrated mechanical winch and method of manufacture
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United States of America Patent
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Jul 27, 2010
Grant Date -
Oct 8, 2009
app pub date -
Apr 3, 2009
filing date -
Apr 3, 2008
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Abstract
A ratchet-driven mechanical winch that is adapted to measure the force applied to a cable, wire, or other tether through the operation of Hooke's Law. The device operates by compressing a pair of linear springs as increasing force is applied to the cable, wire, or other tether.
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