Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/247.33
Name: Fluid handling > With liquid valves or liquid trap seals > Liquid seal in liquid flow line; flow liquid forms seal > Downward partition encircles projecting outlet
Description: Seals in which the U-shaped passage is formed by a chamber having a downwardly extending partition comprising an inverted cup and a distinct outlet pipe which projects up into the cup.










Patents under this class:

Patent Number Title Of Patent Date Issued
7428909 Fixtures for trapping condensation Sep. 30, 2008
6192915 Sewerage inlet Feb. 27, 2001
5297367 Removable storm drainage cartridge Mar. 29, 1994
4922948 Floor drain and trap May. 8, 1990
4773441 Liquid seal vent Sep. 27, 1988
4624279 Tube separator with protection against contamination Nov. 25, 1986
4243065 Apparatus for removing gas from a liquid Jan. 6, 1981
4045346 Basement sewer trap Aug. 30, 1977
4043354 Drain trap and cover construction Aug. 23, 1977











 
 
  Recently Added Patents
Micro-fluidic device
Information recording medium and information processing method for accessing content with license or copyright protection
Low-staining room temperature curable coating composition
Method and apparatus to select a profile of a digital communication line
Supplier capability methods, systems, and apparatuses for extended commerce
Device and method for processing input data of protective relay
Methods and apparatus for performing multiple photoresist layer development and etching processes
  Randomly Featured Patents
Standby power supply for video display apparatus
Utensil for cracking eggs
Thermal interface material for reducing thermal resistance and method of making the same
Fly-tie fishing lure eye assembly
Acrylate or methacrylate modified alkyd resins and epoxy esters
Vertical split gate flash memory cell and method for fabricating the same
Multi-part jewelry setting
Cart having a retractable tongue coupling system
Castings made from aluminium and its alloys, whereof at least one face has at least one region of wear-resistant zones
Spool storage rack with removable supporting partitions