Paint sprayer gun

Details Paint sprayer gun Paint sprayer gun

2007-07-03

2007-07-03

Hwu, Davis (Department: 3752)

Fluid sprinkling, spraying, and diffusing

Including supplemental gas shaping or shielding jet

C239S291000, C239S525000, C239S526000, C239S398000, C239S429000, C239S222110, C239S222130, C239S222170, C239S223000

Reexamination Certificate

active

11091592

ABSTRACT:
A paint sprayer gun includes a gun body set, an air-floating member set, which includes a tubular shaft suspending inside the gun body set, a sleeve fixedly mounted inside the gun body set around the tubular shaft and having through holes for guiding in compressed air to float the tubular shaft, and a driving wheel connected to the tubular shaft and rotatable with the tubular shaft upon compressed air, and a feeder, which is inserted through the tubular shaft for guiding paint fluid to a nozzle head at the front side of the gun body set for spraying over the workpiece and has a stop ring with an through hole fixedly fastened to the periphery thereof and stopped outside the gun body set for guiding in compressed air to the space within the tubular shaft outside the feeder to accelerate spraying of paint fluid.

REFERENCES:
patent: 3802511 (1974-04-01), Good, Jr.
patent: 4993642 (1991-02-01), Hufgard
patent: 5165604 (1992-11-01), Copp, Jr.
patent: 5203508 (1993-04-01), Westenberger
patent: 5732886 (1998-03-01), Liaw
patent: 6758418 (2004-07-01), Romanin et al.

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