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High-pressure end fitting

  • US 4,863,197 A
  • Filed: 04/10/1989
  • Issued: 09/05/1989
  • Est. Priority Date: 03/03/1988
  • Status: Expired due to Fees
First Claim
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1. A high-pressure hose end fitting, comprising:

  • a hose having a terminal end;

    a hose coupling inserted in said terminal end;

    a crimp sleeve mounted on said terminal end;

    said coupling has a first hose-receiving limb, a second external-connection limb, and a radially extending annular land intermediate said limbs;

    said first limb being engaged with an inner circumferential surface of said hose to form an interface therewith at said terminal end of said hose;

    said first limb and said terminal end of said hose are confined within said crimp sleeve, and said crimp sleeve is crimped on said end of said hose;

    said land including a circumferential wall axially extending therefrom and abutting said terminal end;

    said land and said interface being spaced-apart by said circumferential wall to define a void therebetween; and

    means for communicating said void with an external surface of said sleeve.

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