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Buckle device for safety belt

  • US 4,237,586 A
  • Filed: 10/20/1978
  • Issued: 12/09/1980
  • Est. Priority Date: 10/21/1977
  • Status: Expired due to Term
First Claim
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1. A buckle device for a safety belt, comprising a casing having an entrance slot for receiving a tongue member, a latch member supported for pivotal movement in the casing at a position past which said tongue member moves as it enters the casing through said entrance slot, said latch member being engageable with said tongue member to hold the tongue member in the casing, first biasing means for biasing said latch member into engagement with said tongue member, a manually operable member supported for movement inwardly of said casing, second biasing means for biasing said manually operable member outwardly of said casing, said manually operable member and said latch member having cooperable elements integral therewith, respectively, one of said elements having a cam surface and the other of said elements having a surface that moves along said cam surface when said manually operable member is moved inwardly of said casing to transform that movement to pivotal movement of said latch member that disengages said latch member from said tongue member.

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