US Patent 10163334 Wireless remote control system for a vacuum material handler

A system and method for controlling the operation of a vacuum material handler providing secure communication between the wireless remote control and the receiver of a controller on the vacuum material handler. The system providing a haptic confirmation of a valid command. The system also providing a battery life extending sleep mode when left inactive for a predetermined length of time. The system further including a pendant remote in communication with the wireless remote control. The pendant remote being operable to command the vacuum material handler.