A vehicle lift system includes a plurality of mobile lift columns each including a wireless communication system for sending and receiving wireless signals, at least one of the mobile lift columns including an optical receiver. A remote control unit having a wireless communication system capable of transmitting wireless control signals and the remote control unit having an optical transmitter. A control unit is associated with the plurality of lift columns for controlling operation of the plurality of lift columns. The control unit receiving control signals from the wireless communication system and the optical receiver and enabling operation of the mobile lift columns when both an optical signal transmitted by the remote control unit is received by the optical receiver and a wireless control signal transmitted by the remote control unit is received by the wireless communication system.
LIFT SYSTEM OPTICAL AND RF COMBINATION REMOTE CONTROL
2020-12-03
Patent
Elektronische Ressource
Englisch
IPC: | B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last |
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