Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/247.23
Name: Fluid handling > With liquid valves or liquid trap seals > Liquid seal in liquid flow line; flow liquid forms seal > Valves > Line condition change responsive > Ball valve > Seats vertically up
Description: Apparatus having a seat lying in a general horizontal plane above the valve.










Patents under this class:

Patent Number Title Of Patent Date Issued
6859956 P-trap for plumbing drainage systems Mar. 1, 2005
6779553 Emergency backflow system Aug. 24, 2004
6341618 Plumbing stop valve and method of use Jan. 29, 2002
6314988 Flood control valve assembly Nov. 13, 2001
6095179 Flood control valve assembly Aug. 1, 2000
4928727 Flash flood control units for housing construction May. 29, 1990
4046161 Non-return valve for preventing back flow of waste waters Sep. 6, 1977











 
 
  Recently Added Patents
Proximity-based mobile message delivery
Anti-fake battery pack and identification system thereof
Dynamic reconstruction of a calibration state of an absorption spectrometer
Method and apparatus for coordinating hopping of resources in wireless communication systems
Defected ground plane inductor
Method for fabricating a nitrided silicon-oxide gate dielectric
Image processing apparatus, image forming system, and computer-readable storage medium
  Randomly Featured Patents
Thin terminal computer architecture utilizing roaming keyboard files
Electronic peak sensing digitizer for optical tachometers
Decomposition in noise and periodic signal waveforms in waveform interpolation
Apparatus for water purification by culturing and harvesting attached algal communities
Electromechanical stabilization of in-line wheeled vehicles
4"-N-(Substituted)-apramycin antibiotic derivatives and intermediates therefor
Water separation systems and methods
Generator for producing photon number state
HPCE capillary cartridge for uncoiled capillaries with liquid coolant
Obesity treatment and device