Conveyor crossover
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jan 7, 2003
Grant Date -
Nov 28, 2002
app pub date -
May 16, 2001
filing date -
May 16, 2001
priority date (Note) -
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status (Latency Note)
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Abstract
A conveyor crossover has a pivotable ramp which is moved from a horizontal bridging position across a conveyor to an upright position is which it is out of the way of material being moved by the conveyor. The ramp is raised and lowered by a control system which includes a pair of fluid actuators controlling pivotal movement of the ramp together with controls at both sides of the conveyor for adjusting a control valve controlling flow of fluid to and from the actuators. A latch mechanism is provided to hold the ramp in its raised position.
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