Tieback thread with angular freedom

Details Tieback thread with angular freedom Tieback thread with angular freedom

1989-06-26

1991-04-02

Taylor, Dennis L.

Pipe joints or couplings

With assembly means or feature

Guide

2853321, 2853342, 285390, 166341, 405169, F16L 3500

Patent

active

050042734

ABSTRACT:
A pipe connection of a male threaded member and a female threaded member with a large degree of axial freedom which is allowed by a special thread profile which contours the bearing surfaces to allow the freedom for a pivoting movement about a pivot point without interference of primary and secondary bearing surfaces.

REFERENCES:
patent: 4033615 (1977-07-01), Miller, Jr. et al.
patent: 4429904 (1984-02-01), Reimert
patent: 4611829 (1986-09-01), Hughes
patent: 4629224 (1986-12-01), Landriault
patent: 4659116 (1987-04-01), Cameron
patent: 4823919 (1989-04-01), Hayatdavoudi
patent: 4846506 (1989-07-01), Bocson et al.
"No-Cross", Pipe Coupling Circular, DRIL-QUIP, Inc., Houston, TX, 1986.

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