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Hub cap speed sensor

  • US 3,944,864 A
  • Filed: 10/29/1974
  • Issued: 03/16/1976
  • Est. Priority Date: 10/29/1974
  • Status: Expired due to Term
First Claim
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1. An improved wheel speed sensor mounting system for mounting said sensor at the end of a spindle of an axle, said spindle including an interior passageway through which wiring from said sensor extends and means for retaining a wheel mounted thereon which includes a wheel bearing adjustment nut, a keyed lock ring, and a jam nut adapted to be respectively received on a threaded portion of said end of said spindle outwardly of said wheel, said sensor having therein an electromagnetic sensing means for generating a signal indicative of wheel speed when aligned with a rotor means for relative rotational movement therebetween, said rotor means being fixedly mounted to a hubcap to be coaxially aligned with said end of said spindle when said hubcap is secured to said wheel, wherein said improvement comprises:

  • means for securing said sensor to said keyed lock ring, andsaid sensor having an interior cylindrical surface portion adapted to make contact with said end of said spindle for coaxial alignment with respect to said rotor means, said contact with said end being at a region thereof which is remote from said interior passageway.

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