Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 4/369
Name: Baths, closets, sinks, and spittoons > Flush closet > Tank only > With outlet siphon > Including means to relieve trapped air
Description: Subject matter having means to reduce trapped air pressure, in the siphon, to initiate liquid flow through the siphon.

Sub-classes under this class:

Class Number Class Name Patents
4/371 By raising trapped air housing 2
4/370 By releasing trapped air 13

Patents under this class:

Patent Number Title Of Patent Date Issued
6401270 Toilet apparatus Jun. 11, 2002
5706529 Water closet Jan. 13, 1998
5274855 Siphon flushing mechanism and method Jan. 4, 1994
4965892 Syphonic flush toilet Oct. 30, 1990
4254934 Hydraulic syphon with pneumatic reflux Mar. 10, 1981
4152794 Automatic pressure flush-toilet of delaying drainage May. 8, 1979

  Recently Added Patents
Semiconductor device and method of adjusting characteristic thereof
Contamination barrier
Method for preparing a .beta.-SiAlON phosphor
Process for preparing red cocoa ingredients, red chocolate, and food products
Communication terminal device, communication system, and communication control method
Monitoring device for monitoring a display device
Global alignment for high-dynamic range image generation
  Randomly Featured Patents
Pharmaceutical combination
Sulfiding of hydrogel derived catalysts
Hitch pin device
Semiconductor device having a SRAM with a substrate contact and method for fabricating the same
Maximum length linearly occurring code sequence generator
Jet drop copier
Process for preparing methoxytrifluoromethylnaphthoic acid from dimethylnaphthalene
Plasma dicing apparatus and method of manufacturing semiconductor chips
Spool butt unwind system
Method, system, and program for managing data read operations on network controller with offloading functions