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Vehicle performance monitor and method

  • US 4,671,111 A
  • Filed: 10/12/1984
  • Issued: 06/09/1987
  • Est. Priority Date: 10/12/1984
  • Status: Expired due to Term
First Claim
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1. A vehicle performance measuring and indicating apparatus comprising in combination:

  • first means for sensing variations in acceleration of a motor vehicle as it travels and generating output electrical signals which vary in accordance with variations in the accelerations sensed thereby,second means for sensing variations in the direction of travel of said vehicle and generating output electrical signals which vary in accordance with variations in the direction travelled by said vehicle,third means for generating time indicating signals, andfourth means operable to control said first and second means to cause said first and second means to respectively sense vehicle acceleration and the direction of travel of said vehicle at select time intervals and to generate respective electrical signals along with said time indicating signals generated by said third means at select time intervals,fifth means including a memory for simultaneously recording each of the groups of signals generated by said first, second and third means at said select time intervals,sixth means for reproducing from said memory the information defined by the operation of said first, second and third means as groups of electrical signals and seventh means for analyzing said groups of electrical signals,said seventh means including electronic computing means for determining how a vehicle containing said first, second and third means has been operated.

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