Fluid sprinkling – spraying – and diffusing – With cutoff or flow varying means operated by means...
Reexamination Certificate
2003-12-22
2009-02-24
Kim, Christopher S (Department: 3752)
Fluid sprinkling, spraying, and diffusing
With cutoff or flow varying means operated by means...
C239S069000, C239S074000, C239S101000, C239S201000, C239S227000, C239S263100, C239S263300
Reexamination Certificate
active
07494070
ABSTRACT:
The present invention includes a unique irrigation sprinkler system with a unique sprinkler head design; a unique method of defining the planted area to be served by the sprinkler head; a unique method for determining when that planted area needs to be watered; a unique way of providing even coverage throughout the planted area when being watered; the ability to use one sprinkler head to individually water multiple, non-overlapping planted areas; a unique way of addressing multiple sprinkler heads in the same sprinkler system; and a unique method for remotely determining the integrity of the sprinkler system.
REFERENCES:
patent: 4186880 (1980-02-01), Jacobi et al.
patent: 5280854 (1994-01-01), Das
patent: 6402048 (2002-06-01), Collins
patent: 6688535 (2004-02-01), Collins
Stephen W. Smith,Landscape Irrigation Design and Management, 1997, pp. 180-195.
Jones Allston L.
Kim Christopher S
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