Manually movable switch selector including both a rotary knob and a thumb wheel

摘要

A manually movable switch selector (14) includes a rotary knob (16) and a thumb wheel (18). The rotary knob (16) is configured for rotation about a first axis (19). The thumb wheel (18) is supported on the rotary knob (16) for rotation relative to the rotary knob (16) about a second axis (29) perpendicular to the first axis (19).