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Low thread force cable tie with locking device that pierces strap

  • US 6,526,628 B1
  • Filed: 05/15/2001
  • Issued: 03/04/2003
  • Est. Priority Date: 05/15/2001
  • Status: Expired due to Fees
First Claim
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1. A cable tie, comprising:

  • a strap including a first end and a free end, the strap having a central inwardly projecting groove of a predefined width that defines a thinned portion extending along a longitudinal axis of the strap to the free end;

    a locking head secured to the first end of the strap, the locking head including an end wall, an inner wall and side walls that define a strap accepting channel in the head, the strap accepting channel having a strap entry end, a strap exit end, and a channel width W1 defined between the end wall and the inner wall;

    a support guide projecting from the inner wall of the locking head into the strap accepting channel and having a ledge surface extending in the width direction of the strap accepting channel, the support guide restricting the width of the strap accepting channel to a width W2, which is less than W1, the support guide having a width transverse to the width of the strap accepting channel that is less than the predefined width of the inwardly projecting groove of the strap; and

    a metal locking device having a mounted end fixed to a locking device slot of the end wall of the locking head and a free end positioned within the strap accepting channel, wherein the free end has a length L that is greater than W2.

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