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Starter for cranking internal combustion engine having main and auxiliary switches

  • US 6,759,756 B2
  • Filed: 06/12/2003
  • Issued: 07/06/2004
  • Est. Priority Date: 07/25/2002
  • Status: Expired due to Fees
First Claim
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1. A starter for cranking an internal combustion engine having a ring gear, the starter comprising:

  • an input terminal connected to an on-board battery;

    an electric motor powered by the on-board battery;

    a pinion gear driven by the electric motor, the pinion gear being adapted to be engaged with the ring gear; and

    a magnetic switch for engaging the pinion gear with the ring gear and for electrically connecting and disconnecting the input terminal to the electric motor, the magnetic switch including a magnetic coil for driving the magnetic switch, wherein;

    the magnetic coil is directly connected to the input terminal;

    the input terminal is connected to the on-board battery through a relay separated from the starter;

    the magnetic switch includes a main switch and an auxiliary switch connected in parallel to the main switch, both of the main and auxiliary switched being disposed between the input terminal and the electric motor; and

    the auxiliary switch includes an electric resistor for limiting an amount of current supplied to the electric motor.

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