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Automatic engine stop and start apparatus

  • US 4,414,937 A
  • Filed: 03/23/1982
  • Issued: 11/15/1983
  • Est. Priority Date: 08/25/1981
  • Status: Expired due to Fees
First Claim
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1. An automatic engine stop and start apparatus comprising:

  • detection means for detecting operational conditions of a car;

    means for setting and resetting an automatic engine stop and start function;

    means for detecting necessity for braking the car;

    alarm means responsive to a control signal for issuing an alarm;

    a control circuit responsive to the output signals from said detection means and said setting and resetting means for producing a control signal to automatically stop or start an engine under a predetermined condition; and

    said control circuit producing said control signal to cause said alarm means to issue the alarm when the car starts to move and a car velocity exceeds a predetermined speed and a booster pressure of a brake falls below a predetermined level while the engine has been automatically stopped after the automatic engine stop or start function was set and the car is to be braked.

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