Back to results
US 2009/0020171 A1Published application
Cartridge with Internal Spring
AssigneeNewfrey LLC
InventorEvan Benstead
Life of this patent
Estimating the term…
Abstract
A cartridge valve includes a housing body having a base wall and a cylindrical side wall extending from the base wall. An upper ceramic disk and a lower ceramic disk are disposed in the housing body. The lower ceramic disk, the base wall and at least a portion of the cylindrical side wall define a chamber, wherein water is allowed to fill the entire chamber.
Claims15
A cartridge valve comprising:
- a housing body having a base wall and a cylindrical side wall extending from the base wall;
- an upper ceramic disk disposed in the housing body;
- a lower ceramic disk disposed in the housing body;
- and
- a chamber defined by the lower ceramic disk, the base wall and at least a portion of the cylindrical side wall, wherein water is allowed to fill the entire chamber.
2 more elements
In combination with an underbody, a cartridge valve disposed in the underbody and comprising:
- a housing having a housing top;
- and
- a first retaining clip, wherein the underbody includes means for receiving the first retaining clip, the retaining clip abutting the housing top to retain the cartridge in the underbody when received in the means for retaining.
A cartridge valve comprising:
- a housing body;
- a housing top coupled to the housing body;
- an upper ceramic disk disposed in the housing body;
- a lower ceramic disk disposed in the housing body;
- and
- a spring disposed between the lower ceramic disk and the housing body.
3 more elements
Dependencies are inferred from the claim text.