Patent ID: 11894788
Assignee: BUILTRITE, LLC
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  B  F  E  G  Y | IPC B  F  G  H

Claim 0:
1. A material handler comprising:
a motor configured to move one or more components of the material handler;
an interface device; and
a controller in communication with the motor and the interface device and configured to:
receive an input from the interface device;
provide a variable frequency drive (VFD) signal to the motor to control movement of the one or more components of the material handler based on the received input, the VFD signal having an operating frequency; and
if the interface device is inactive for a predetermined amount of time, adjust the frequency of the VFD signal from the operating frequency to a standby frequency, the standby frequency being lower than the operating frequency.