Pressure-adjustable jet spray nozzle for cleaning machine

Details Pressure-adjustable jet spray nozzle for cleaning machine Pressure-adjustable jet spray nozzle for cleaning machine

2011-01-18

2011-01-18

Gorman, Darren W (Department: 3752)

Fluid sprinkling, spraying, and diffusing

Selectively usable or variable diverse terminal outlets

And valve controlling flow

C239S447000, C239S448000, C239S525000, C239S600000

Reexamination Certificate

active

07871019

ABSTRACT:
An adjustable jet gun for cleaning machine includes a barrel, a pressure adjustment sleeve fastened to the front end of the barrel and operable to adjust the pressure of water delivered through the adjustable jet gun, a support ring sleeved onto the front end of the pressure adjustment sleeve and holding a steel ball in each of a number of ball racks around the periphery thereof, a sliding sleeve sleeved onto the support ring and movable to force the steel balls out of the inside wall of the support ring, a nozzle head detachably connected to the front end of the support ring and having a positioning groove extending around the periphery of a rear positioning ring thereof for receiving the steel balls to lock the nozzle head to the support ring.

REFERENCES:
patent: 4886213 (1989-12-01), Kristensen
patent: 5242116 (1993-09-01), Bonezzi
patent: 6016975 (2000-01-01), Amaduzzi
patent: 6758413 (2004-07-01), Chen
patent: 2005/0263623 (2005-12-01), Hofer

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