Definitions for "Rotary switch"
A multiposition switch operated by rotating a control knob (attached to its shaft) either clockwise, counterclockwise, or both.
a device wherein a rotary contact member coacts with stationary contacts so that as the rotary member rotates the circuit between each of the stationary contacts and the rotary contact is made and broken in a predetermined sequence
a midcontact switch part of the schematic with the contacts arranged in a full or partial circle