Pipe fitting with length adjustment

Details Pipe fitting with length adjustment Pipe fitting with length adjustment

2007-12-04

2007-12-04

Nguyen, Dinh Q. (Department: 3752)

Fluid sprinkling, spraying, and diffusing

With fixed support for or ground installed supply means

Embedded or buried sprinkler

C239S200000, C239S201000, C239S280500, C285S302000, C285S303000, C285S298000, C138S114000

Reexamination Certificate

active

11181216

ABSTRACT:
A length adjustable conduit has a hollow tubular body and a hollow tubular shaft coaxially disposed in fluid tight communication with the hollow tubular body. The conduit further includes an adjustment mechanism for adjusting the combined length of the tubular body and tubular shaft.

REFERENCES:
patent: 1833040 (1931-11-01), Rader
patent: 3317144 (1967-05-01), Muschett
patent: 3825186 (1974-07-01), Heenan et al.
patent: 4274592 (1981-06-01), Westhusin
patent: 5133501 (1992-07-01), Marshall
patent: 6050500 (2000-04-01), Ensworth
patent: 6193168 (2001-02-01), Bedford
patent: 6959880 (2005-11-01), Swingley

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