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Electrical device with bi-level battery state-of-charge indicator

  • US 4,237,198 A
  • Filed: 09/06/1979
  • Issued: 12/02/1980
  • Est. Priority Date: 09/06/1979
  • Status: Expired due to Term
First Claim
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1. A battery cable clamp comprising:

  • (1) first and second mating yoke means each having a pair of cable receiving saddles that define two generally circular cable openings when the first and second yoke means are mated together.(2) means for releaseably holding said first and second in mated relation;

    (3) first and second electrically conductive cable insulation piercing means mounted on said first yoke means so that electrical contact is made with both cables when the cables are positioned in the cable receiving saddles in the first and second yoke means and the two yoke means are mated together;

    (4) means mounted on said first yoke means for providing a first indication when a voltage applied to said first and second cable insulation piercing means reaches a preselected, first voltage level;

    (5) means for maintaining said first indication until the applied voltage reaches a preselected, second and lower voltage level;

    (6) means for providing a second indication when the applied voltage reaches said preselected, second and lower voltage level; and

    ,(7) means for continuing the second indication until the applied voltage again reaches said preselected, first voltage level.

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