U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Fitting apparatus for soft tubing

Patent 4500118 Issued on February 19, 1985. Estimated Expiration Date: Icon_subject December 30, 2002. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

792626

863745

1171551

2333612

2382010

2940778

3222091

3226137

3381982

3393267

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Inventor

Application

No. 06/454562 filed on 12/30/1982

US Classes:

285/247, Thimble285/104, With separate, encased pipe-gripping means285/386, SCREW THIMBLE285/421, Wedge285/423Nonmetallic

Examiners

Primary: Scanlan, Richard J. Jr.

Attorney, Agent or Firm

International Class

F16L 33/22 (20060101)

Abstract

A fitting (30) for use with soft tubing (40) is disclosed. The fitting includes a threaded female member (36) defining an aperture for insertion therethrough of the tubing. The fitting further includes a male member (32) defining a generally tubular portion (46) adapted for insertion into the end of the tubing. The male member includes a radially extending flange for preventing the insertion of tubular portion into the tubing beyond a predetermined distance. The male member is further threaded for threading onto the female member. A sliding mandrel (48) is positioned on the tubular portion for axial movement thereof. The female member includes a generally inwardly projecting collar portion (64) for engaging the outer surface of the tubing, the collar portion cooperating with the sliding mandrel to maintain the tubing in the fitting when a tensile pull is exerted on the tubing.

Other References

  • Brochure entitled "Gra-Tec"
  • Brochure entitled "Parker"
  • Brochure entitled "Jaco"
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