Heald frame driving method in negative dobby machines or cam machines
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United States of America Patent
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Nov 13, 1984
Grant Date -
N/A
app pub date -
Sep 16, 1982
filing date -
Sep 16, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
This invention relates to a heald frame driving means having resilient transmission members connected to a shedding lever of a negative dobby machine or cam machine disposed above the heald frame and engaged with the heald frame through working levers and connecting rods to move the heald frame downward, and tension coil spring means to apply upward restoring force, thereby reducing tension in and abrasion of the resilient transmission members.
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