Ceramic cartridge for a stop valve
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United States of America Patent
Stats
-
N/A
Issued Date -
Jul 14, 2005
app pub date -
Jan 8, 2004
filing date -
Jan 8, 2004
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A quarter turn supply stop valve cartridge having ceramic disks for use in water supply lines is disclosed. The cartridge has a cartridge shell, a first ceramic disk comprising a first contact surface fixedly mounted in the cartridge shell, and a second ceramic disk comprising a second contact surface rotatably mounted in the cartridge shell. The second contact surface is in contact with the first contact surface. There is a plurality of apertures in the first ceramic disk. The second ceramic disk is rotatable in a single plane relative to the first ceramic disk, and is dimensioned to selectively vary the plurality of apertures between an opened state and a closed state such that when any of the plurality of apertures is in the opened state, the other of the plurality of apertures is in the same substantially identical opened state.
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