Quick release hoist system
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United States of America Patent
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Oct 18, 2022
Grant Date -
Jul 28, 2022
app pub date -
Jan 26, 2021
filing date -
Jan 26, 2021
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A hoist system including an air balancer having an air supply and an air exhaust, a lifting device, and a hoist control pendant to control supply and exhaust of pressurized air to and from the air balancer, respectively, the hoist control pendant configured to control vertical movement of the lifting device. The air exhaust from the air balancer includes a first exhaust flow path through a first exhaust opening and a second exhaust flow path through a second exhaust opening, the first exhaust flow path having a first length and the second exhaust flow path having a second length, the second length being shorter than the first length.
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