Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 4/402
Name: Baths, closets, sinks, and spittoons > Flush closet > Tank only > With outlet valve > Float type > Having liquid receptacle open upwardly
Description: Subject matter wherein the valve has a recess on the top surface to hold liquid to cause the valve to seat.

Patents under this class:

Patent Number Title Of Patent Date Issued
7185374 Discharge valve comprising a flexible ringed tube for toilets Mar. 6, 2007
6925658 Leak proof toilet tank flush valve Aug. 9, 2005
6615415 Tank valve for a lavatory Sep. 9, 2003
6415456 Adjustable universal flapper Jul. 9, 2002
5794279 Water saver attachment for toilets Aug. 18, 1998
5205000 Dual water-level toilet flushing apparatus Apr. 27, 1993
5142710 Controlled toilet flushing system Sep. 1, 1992
5105480 Toilet flush valve apparatus Apr. 21, 1992
4979241 Toilet flush control device Dec. 25, 1990
4872473 Dual float valve control for regular and douglas type valve Oct. 10, 1989
4841580 Buoyant and non-buoyant valve Jun. 27, 1989
4101986 Regulatable flush valve for tank flush toilets Jul. 25, 1978

  Recently Added Patents
Error detection and recovery tool for logical volume management in a data storage system
Method of transmitting and receiving a paging message in a mobile communication system
Multistable electromagnetic actuators
Pre and post-paid real time billing convergence system
Wireless communication system, wireless communication device, wireless communication method, and program
Apparatus and method for controlling semiconductor die warpage
Pattern transfer apparatus and method for fabricating semiconductor device
  Randomly Featured Patents
Process for making a particulate support matrix for making a rapidly dissolving dosage form
Fuel injection pump for internal combustion engines
Methods and systems for generating suitable meshes for hybrid RANS/LES modelling
Vehicle onboard brake pad/lining wear estimators with temperature estimations
Hypodermic injection syringe luer
Faucet pullout wand
Actively driven organic EL device and manufacturing method thereof
Stacked compound planetary gear train for an upgraded powertrain system for a helicopter
Polishing pad with flow modifying groove network
Method and apparatus for repairing damage to a computer system using a system rollback mechanism