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Web guide and emergency locking assembly

  • US 4,786,079 A
  • Filed: 11/26/1986
  • Issued: 11/22/1988
  • Est. Priority Date: 11/26/1986
  • Status: Expired due to Term
First Claim
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1. A seat belt system for use in vehicles having a seat, said system having a seat belt retractor means mounted adjacent to the seat to maintain the belt in a coiled form when not in use and in an unslackened form during use, a web guide and emergency locking means mounted at the upper area of the B-pillar of an automobile for normally guiding a chest belt above the shoulder of an occupant from the retractor to a floor anchor and for preventing movement of the chest belt such that the occupant will be restrained in an approximately upright position during an emergency stopping condition and a buckling means for fastening the chest belt to the anchor, wherein said web guide and emergency locking means comprises:

  • a mounting frame having a front bearing face against which the chest belt may be clamped;

    a wedge block and means for mounting it to said frame for clamping the chest belt against said face when the belt is entrained between said block and said face and said block is moved into engagement with said belt; and

    a wedge block actuator means for moving said wedge block into engagement with said belt, said actuator means including a light weight one piece molded shell having a belt entraining means for entraining said belt thereover, a block camming means for camming said block into engagement with said belt on a downward pull of said belt entrained thereover and biasing means in contact with said shell normally biasing said shell in an upward position wherein said block is not cammed into engagement with said belt.

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