Domed air cap

Details Domed air cap Domed air cap

1998-05-14

2000-02-01

Morris, Lesley D.

Fluid sprinkling, spraying, and diffusing

Including supplemental gas shaping or shielding jet

Plural sets of gas jet orifices

239290, B05B 128

Patent

active

060192933

ABSTRACT:
The invention is concentrated at the front end of such an air spray or HVLP gun and in particular details the relationship between the exterior of the fluid nozzle and the inside of the air cap. In particular, the fluid nozzle has a generally frustoconical outer surface which forms an included angle of about 50.degree.. The inside of the air passage at its rearward end has an included angle of about 20.degree. and then curves gently to the point where it is adjacent to the front of the air cap to form a domed inner surface.

REFERENCES:
patent: 1463332 (1923-07-01), Parker et al.
patent: 2737415 (1956-03-01), Wheeler-Nicholson
patent: 3463395 (1969-08-01), Binoche
patent: 5152460 (1992-10-01), Barty
patent: 5199644 (1993-04-01), Haferkorn
patent: 5249746 (1993-10-01), Kaneko et al.
patent: 5322221 (1994-06-01), Anderson

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