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US 2010/0244438 A1Published application
Barbed fitting for hose connection
OwnerJames E. Johansoninventor
Life of this patent
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Abstract
A fitting is provided for connecting and disconnecting a system or the like to a hose. The fitting includes a hollow. A barb is located proximate a first end. The barb includes a frusto-conical profile and a helical trailing edge. A rib connects an offset portion of the helical edge forming a sharp axial transition. The axial rib expands the diameter of the hose while the fitting is twisted to facilitate extraction.
Claims15
A fitting apparatus comprising:
- a hollow body having a longitudinal axis extending lengthwise along at least an insertion end of the body, and
- a barb located proximate the insertion end of the body, the barb having a frusto-conical outer profile, with a narrow end adjacent the insertion end of the body and an enlarged trailing end, the trailing end forming a helical edge, and
- at least one rib connecting at least one offset portion of the helical surface at the trailing end of the barb.
Dependencies are inferred from the claim text.