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Paddle switch safety button

  • US 4,276,459 A
  • Filed: 06/16/1980
  • Issued: 06/30/1981
  • Est. Priority Date: 06/16/1980
  • Status: Expired due to Term
First Claim
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1. A safety switch assembly comprising:

  • a substantially linear elongate paddle switch lever attached to a tool at its one end by pivot means;

    said paddle switch lever having a hollow U-shaped cross-section with a recess formed in each of the opposite wall sections of the "U";

    said recess being formed in the other end of said paddle switch lever;

    a safety button means mounted for translation along an axis perpendicular to the longitudinal axis of said elongate paddle switch lever;

    a first portion of said safety button means having a cross section which fits into said recess;

    a second portion of said safety button means having a cross section which interferes with said paddle switch lever to prevent its rotation about said pivot means, whereby the paddle switch is prevented in its operation;

    said safety button means being located towards the other end of said paddle switch lever;

    said safety button means being comprised of a multi cross section plunger element which coacts with said recess when said safety button means is translated along its axis from its normal position to its depressed position; and

    said safety button means being biased towards its normal position by a spring.

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