Resources Contact Us Home
Flapper flush valve

Image Number 3 for United States Patent #3935598.

A toilet tank flapper valve providing user selection of either a full or partial dispensing of the liquid contents of the tank. A novel ball-check valve particularly located in the flapper valve either obstructs water from entering or permits it to enter the buoyancy chamber of the flapper valve. When water is permitted to enter, a partial dispensing action results.

  Recently Added Patents
Pre and post-paid real time billing convergence system
Bad column management with bit information in non-volatile memory systems
Meter socket cabinet
HYR1 as a target for active and passive immunization against Candida
Matching geometry generation and display of mammograms and tomosynthesis images
Porous objects having immobilized encapsulated biomolecules
Adjustable voltage regulator with dynamic voltage compensation
  Randomly Featured Patents
Baby bottle with disposable liner
Efficient ink jet head arrangement
Thermoplastic polyester compositions containing certain low molecular weight diepoxide resins and having improved impact behavior
Prostaglandin derivatives
Device for transferring a material in the form of a film applied on a carrier strip
Video game controller
Goalie pants
Method and apparatus for exchanging tools in hobbing machines
Flapper valve with independent spring action
Method and machine for drying a material web with guide rollers