Rotary knob for a motor vehicle

Details Rotary knob for a motor vehicle Rotary knob for a motor vehicle

2004-09-25

2010-10-12

Friedhofer, Michael A (Department: 2833)

Electricity: circuit makers and breakers

Electric switch details

Indicators

Reexamination Certificate

active

07812274

ABSTRACT:
A rotary knob is for operating a motor vehicle by rotation of the rotary knob, the rotary knob having an at least partially transparent display layer which rotates along in response to an angular movement of the rotary knob, and a controllable light source for displaying changeable information on the display layer.

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