Spray nozzle with adjustable ARC spray elevation angle and flow

Fluid sprinkling – spraying – and diffusing – Flow deflecting or rotation controlling means – Deflector movably or removably mounted relative to outlet

Reexamination Certificate

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Details

C239S513000, C239S517000, C239S538000, C239S539000, C239S580000, C239SDIG010

Reexamination Certificate

active

11053567

ABSTRACT:
An adjustable spray nozzle with adjustable arc of coverage as well as spray elevation angle and flow rate. A very simple adjustable arc of coverage spray nozzle configuration is also disclosed which may be easily assembled for a particular precipitation rate and/or range of coverage at a selected nominal pressure. Also disclosed is a simple fixed arc of coverage spray nozzle with selectable ranges for a particular precipitation rate.

REFERENCES:
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patent: 4220283 (1980-09-01), Citron
patent: 4579285 (1986-04-01), Hunter
patent: 4739934 (1988-04-01), Gewelber
patent: 5031840 (1991-07-01), Grundy et al.
patent: 5148990 (1992-09-01), Kah, Jr.
patent: 5205491 (1993-04-01), Hadar
patent: 5556036 (1996-09-01), Chase
patent: 5588594 (1996-12-01), Kah, Jr.
patent: 6145758 (2000-11-01), Ogi et al.
patent: 6367708 (2002-04-01), Olson
patent: 6443372 (2002-09-01), Hsu

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