Nozzle for a spray device

Details Nozzle for a spray device Nozzle for a spray device

2007-06-19

2007-06-19

Hwu, Davis (Department: 3752)

Fluid sprinkling, spraying, and diffusing

Combining of separately supplied fluids

C239S399000, C239S403000, C239S405000, C239S406000, C239S417500

Reexamination Certificate

active

10917191

ABSTRACT:
A nozzle for a spray device comprising a mixing chamber (3) for a first fluid and a second fluid, said mixing chamber (3) having an exit orifice (24), an inlet feed (8) from an inner tubular passage (4) suitable for carrying the first fluid, and an inlet feed (5I) from an annular passage (5) surrounding the inner tubular passage (4) and suitable for carrying the second fluid, characterised in that the nozzle comprises a means for causing spiral flow around the inner tubular passage (4) of a fluid passing through the surrounding annular passage (5).

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European Search Report in an EP application EP 03 25 5020.
Derwent Abstract of EP 1 314 481—published Sep. 25, 2002.

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