Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/247.47
Name: Fluid handling > With liquid valves or liquid trap seals > Liquid seal in liquid flow line; flow liquid forms seal > U-seals > Enlarged upflow leg > Topside access opening
Description: Seals with a top side access means located above the liquid seal level.










Patents under this class:

Patent Number Title Of Patent Date Issued
4487219 Floor drain or some other cupped water seal Dec. 11, 1984











 
 
  Recently Added Patents
Rose plant named `Esm R068`
System and method for detecting an earth ground fault of an external power supply connected to a vehicle
Method and apparatus for editing a program on an optical disc
Detachably integrated battery charger for mobile cell phones and like devices
Modular authoring and visualization of rules using trees
Cooler
Method and system of a sensor interface having dynamic automatic gain control
  Randomly Featured Patents
Motor vehicle and/or toy replica thereof
System and methods for disruption detection, management, and recovery
Tire-pressure monitor for vehicles
Optical path bending type zoom lens system and image taking apparatus including the same
Light emitting diode
Bike for travelling over water
Coherent noise cancelling filter
Intraocular lens and methods for providing accommodative vision
Parking assist apparatus and parking assist method for vehicle
Radionuclide deposition control