• US 20130226050A1
  • Filed: 04/08/2013
  • Published: 08/29/2013
  • Est. Priority Date: 03/12/2010
  • Status: Active Grant
First Claim
Patent Images

1. A device comprising:

  • a housing;

    a proximity sensor that signals a control circuit; and

    a motor, wherein the speed of the motor varies in response to the signals, and wherein the device is arranged such that the proximity sensor produces the signals in response to the proximity sensors coming into close proximity with a user'"'"'s body part.

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