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Independent pole operation linkage

  • US 5,576,523 A
  • Filed: 02/14/1994
  • Issued: 11/19/1996
  • Est. Priority Date: 02/14/1994
  • Status: Expired due to Term
First Claim
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1. A mechanical linkage for independently opening and closing a plurality of associated switches, comprising:

  • a plurality of independently operative linking elements, each linking element being operatively coupled to one switch to open and close said one switch;

    a plurality of connecting rods extending from a driving mechanism and being operatively coupled to said plurality of linking elements for actuating said plurality of linking elements to open and close said plurality of switches;

    means for rotationally supporting said linking elements at an interface between said linking elements, said means comprising;

    a plurality of lever assemblies capable of pivotally coupling one of said plurality of connecting rods with one of said plurality of linking elements to operatively rotate said linking element; and

    ,a plurality of bearing means providing a supporting link at an interface between two of said plurality of linking elements so that said two linking elements are each independently rotatable with respect to one another at said interface therebetween.

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