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Device for a buckle type safety belt for vehicle

  • US 3,974,979 A
  • Filed: 08/20/1974
  • Issued: 08/17/1976
  • Est. Priority Date: 08/21/1973
  • Status: Expired due to Term
First Claim
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1. A device for a buckle type safety belt comprising a generally u-shaped frame member having opposed side walls connected by a forward wall, each of said sidewalls having a generally keyshaped opening comprising a first circular opening and a forwardly extending channel and a second circular opening in its rearward portion, said forward wall having a third opening for receiving catch plate means having an aperture for engaging external buckle means, lug means slidably mounted in each of said forwardly extending channels, said catch plate means having a forward end portion extending outwardly of said frame member through said third opening and a rearward end portion slidably mounted in said channels and adapted to engage said lug means, first spindle means rotatably mounted in and supported by each of said first circular openings, and adapted to carry a strap member, second spindle means rotatably mounted in and supported by said second circular openings, ratchet wheel means mounted on said second spindle means, pawl means rotatably mounted on said second spindle means, lever means connecting said lug means and said pawl means, and wherein forward sliding movement of said lug means causes said lever means to rotate said pawl means into locking engagement with said ratchet wheel means and rearward sliding movement of said lug means causes said lever means to rotate said pawl means into non-locking position, wherein said pawl means does not engage said ratchet wheel means, said first spindle means being spring-biased to urge said pawl means and said ratchet wheel means into locking engagement.

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