Voltage regulator tester

  • US 3,947,757 A
  • Filed: 02/24/1975
  • Issued: 03/30/1976
  • Est. Priority Date: 02/24/1975
  • Status: Expired due to Term
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First Claim
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1. A voltage regulator tester for testing automotive voltage regulators comprising:

  • a. an adjustable direct current power source;

    b. a circuit connected to the power source and including a volt-meter for monitoring the adjusted voltage output level of said power source, said circuit having terminals connecting a voltage regulator to be tested thereto;

    c. a test load in the circuit for simulating the field coil of an automotive alternator with which a voltage regulator to be tested is normally used;

    d. a lamp in the circuit for indicating the presence of electrical current in said test load when energized; and

    e. automatic switching means in the circuit to connect said volt-meter to said test load when said regulator is supplying electrical current thereto and to disconnect said volt-meter when the supply of current to said test load is interrupted by the voltage regulator.

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