Lawn sprinkler flow control device and tool therefor

Details Lawn sprinkler flow control device and tool therefor Lawn sprinkler flow control device and tool therefor

2007-12-11

2007-12-11

Shaver, Kevin (Department: 3752)

Fluid sprinkling, spraying, and diffusing

With fixed support for or ground installed supply means

Embedded or buried sprinkler

C239S203000, C239S205000, C239S570000, C239S580000, C138S037000, C138S040000, C138S044000, C138S045000

Reexamination Certificate

active

10858606

ABSTRACT:
A device for restricting water flow through a conduit in a landscape sprinkler system, wherein the conduit comprises a hollow pipe having an interior wall, the device comprising a generally rigid disc having an external periphery shaped to conform to the interior wall of the conduit; attachment means for frictionally securing the disc traverse to the interior wall of the conduit, and, at least one aperture in the disc to permit water flow therethrough, wherein the total area of any apertures in the disc are from about 1% to about 40% of the cross-sectional area of the disc.

REFERENCES:
patent: 2409294 (1946-10-01), Martin
patent: 2593315 (1952-04-01), Kraft
patent: 3181584 (1965-05-01), Borowsky
patent: 3230570 (1966-01-01), Flippen
patent: 3453811 (1969-07-01), Crowley
patent: 3688800 (1972-09-01), Hayner et al.
patent: 3750710 (1973-08-01), Hayner
patent: 4031936 (1977-06-01), Curtis
patent: RE29714 (1978-08-01), Hayner et al.
patent: 4275767 (1981-06-01), Westfall
patent: 4313471 (1982-02-01), Lissau
patent: 4505877 (1985-03-01), Rion
patent: 4609014 (1986-09-01), Jurjevic et al.
patent: 4667700 (1987-05-01), Buzzi
patent: 4760957 (1988-08-01), Rosenberg
patent: 4852603 (1989-08-01), Scaramucci
patent: 4894152 (1990-01-01), Colvin et al.
patent: 4915135 (1990-04-01), Kellenbarger et al.
patent: 4938259 (1990-07-01), Schmidt
patent: 5141029 (1992-08-01), Naugle et al.
patent: 5174500 (1992-12-01), Yianilos
patent: 5309946 (1994-05-01), Ligneul
patent: 5372306 (1994-12-01), Yianilos
patent: 5769122 (1998-06-01), Baumann et al.
patent: 5816497 (1998-10-01), Leon et al.
patent: 5819803 (1998-10-01), Lebo et al.
patent: 5823440 (1998-10-01), Clark
patent: 5927607 (1999-07-01), Scott
patent: 6095491 (2000-08-01), Kriesel
patent: 6199584 (2001-03-01), Brown et al.
patent: 6247656 (2001-06-01), Wales et al.
patent: 6260575 (2001-07-01), Brown et al.
patent: 6263911 (2001-07-01), Brown et al.
patent: 6263912 (2001-07-01), Brown et al.
patent: 6558250 (2003-05-01), Paschke
patent: 7198445 (2007-04-01), Kramer

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