Device for controlling the transfer of a load suspended by cables from a carriage movable in translation in a lifting machine
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United States of America Patent
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-
Feb 13, 1996
Grant Date -
N/A
app pub date -
Nov 23, 1993
filing date -
Nov 23, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a device for regulating the transfer of a load suspended by cables from the carriage of a lifting machine the carriage speed is controlled by means of a position corrector and an angle corrector weighted outputs of which are summed to establish the speed set point. The lifting machine operator has an operating mode selector connected to a control unit which enables the correctors as appropriate to the selected control mode.
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