Control system of an operator cage with enhanced safety
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United States of America Patent
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Aug 26, 2014
Grant Date -
Jun 28, 2012
app pub date -
Aug 3, 2010
filing date -
Aug 7, 2009
priority date (Note) -
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Abstract
A control system for a machine having an elevating operator cage, includes a control device (102), an input for activation signals (106), an input for control signals (108), an input for load signals (112) and an output for drive control signals (114), wherein the control device (102) is constructed and arranged to issue a stop drive control signal upon receiving a load signal, and to issue an override signal that overrides the stop drive control signal upon receiving an override input signal.
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