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Swivel hose couplings

  • US 4,625,998 A
  • Filed: 04/02/1984
  • Issued: 12/02/1986
  • Est. Priority Date: 04/02/1984
  • Status: Expired due to Fees
First Claim
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1. A swivel hose coupling comprising a swivel insert, means for attaching said swivel insert to an end of a hose, said swivel insert including a sleeve portion surrounding such hose end, and a swivel hose end piece surrounding said swivel insert said swivel hose end piece having an internal cylindrical groove therein in which an external cylindrical portion of said sleeve portion having an outer diamater less than the inner diameter of said internal groove is rotatably received, said internal groove having opposite axial inner and outer ends overlapping opposite axial inner and outer ends of said sleeve portion to retain said sleeve portion within said internal groove, said sleeve portin having a plurality of circumferentially spaced longitudinally extending grooves in said external cylindrical portion separated by relatively narrow ribs threbetween for reducing frictional contact between said swivel insert and swivel hose end piece during relative rotation therebetween.

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