Indexer carriage chain tension and dog control system
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United States of America Patent
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-
Dec 30, 2003
Grant Date -
Jul 24, 2003
app pub date -
Jan 22, 2002
filing date -
Jan 22, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A reversing chain-operated, dual carriage train indexer is provided with a chain tension control that acts directly on the chain and a retraction-biased, two-position carriage connection cylinder in conjunction with a spring biased linkage system allows indexer operation in either direction with dogs up or down in dual force ranges controlled by the chain tension control.
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