Patent ID: 11952897
Assignee: J.H. FLETCHER & CO.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 10:
11. A system for remotely operating a machine, comprising:
a first emitter for emitting a first signal corresponding to a first zone adjacent to the machine;
a transmitter for receiving the first signal emitted by the first emitter, the transmitter being adapted for issuing commands for controlling the machine and also indicating the presence of the transmitter in the first zone;
a controller for controlling the machine based on control signals from the transmitter based on the presence of the transmitter in the first zone; and
a second emitter for emitting a second signal corresponding to a second zone adjacent to the machine;
wherein the controller is adapted for preventing any part of the machine from moving to the first zone when the transmitter is indicated therein.