Power and free conveyor system utilizing power track and dog elevation to prevent jamming conditions at transfers and switches
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United States of America Patent
Stats
-
Dec 1, 1998
Issued Date -
N/A
app pub date -
Jul 30, 1996
filing date -
Apr 6, 1995
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A power and free conveyor system is provided which utilizes a difference in height between the wipe in power trolley and the wipe out power trolley, with or without a camming down of a retractable wide dog of the free trolley, to allow the wipe in power chain to wipe in over the retractable dog without any possibility of lateral interference. Thereafter the elevation of the wipe in power trolley and the wipe out power trolley are the same. Improved stop device operating to push down the retractable dog and therefore cause disengagement of the retractable dog from the power chain dog are also provided.
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Family
International Classification(s)
Cited Art Landscape
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