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Device for recording speed operating conditions of a wheeled vehicle

  • US 3,983,565 A
  • Filed: 12/23/1975
  • Issued: 09/28/1976
  • Est. Priority Date: 12/27/1974
  • Status: Expired due to Term
First Claim
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1. A device for recording speed operating conditions of a vehicle, having means such as a wheel on which it travels over the ground, comprising a housing, at least one first speed information recording stylus, a connection on said housing for connecting said first speed information recording stylus to the wheel for indicating the speed of travel of the vehicle, a continuous recording medium movable past the stylus for receiving the recording of the speed of travel of the vehicle, at least one second excess speed information recording stylus located adjacent the recording medium, speed settable means connectable to said second stylus and said connection to actuate said second stylus to record excess speed information on said medium when the speed which has been set on said settable means is exceeded, and drive means connected to said medium to move said medium at a predetermined speed.

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