A method of forming tapered channels for scissors jack
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United States of America Patent
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May 3, 1994
Grant Date -
N/A
app pub date -
Mar 31, 1993
filing date -
Mar 31, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of forming a tapered channel for a jack which uses less material comprising forming curved openings in the center portion of the channel and then stretching the middle portion of the channel so that it is tapered to produce a tapered channel.
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