Baths – closets – sinks – and spittoons – Flush closet – Tank only
Reexamination Certificate
2005-04-01
2009-12-29
Nguyen, Tuan N (Department: 3751)
Baths, closets, sinks, and spittoons
Flush closet
Tank only
C004S393000
Reexamination Certificate
active
07636958
ABSTRACT:
The present invention provides an improved top mounted toilet flush valve and a method for installing the flush valve that can be readily adapted to the tank profile of a wide variety of gravity operated flush toilets. More specifically, in accordance with the objectives of the present invention, there is provided a flush valve having an overflow tube that is adjustable in height and a method for adjusting the overflow tube.
REFERENCES:
patent: 4593419 (1986-06-01), Derus
patent: 5325544 (1994-07-01), Busch
patent: 5754986 (1998-05-01), Chien
patent: 6438767 (2002-08-01), Warshawsky
patent: 6484327 (2002-11-01), Hand
patent: 7216373 (2007-05-01), Huang
Nichols-Roy David
Torres Alberto C.
Bergin Patrick M.
Heino Joseph S.
Lavelle Industries, Inc.
Nguyen Tuan N
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