Resources Contact Us Home
Browse by Category: Main > Engineering
Class Information
Number: 137/243.3
Name: Fluid handling > With cleaner, lubrication added to fluid or liquid sealing at valve interface > Cleaning or steam sterilizing > Mechanical cleaning > Valve grinding motion of valve on seat > Lost motion permits grinding
Description: Devices provided with lost motion which permits the valve to rotate on its seat before it leaves the seat upon opening.

Patents under this class:

Patent Number Title Of Patent Date Issued
7921870 Slurry valve clutch mechanism Apr. 12, 2011
4237920 Spring loaded plug valve Dec. 9, 1980

  Recently Added Patents
Tungsten barrier and seed for copper filled TSV
Method and apparatus for managing communication services for user endpoint devices
Categorizing bit errors of solid-state, non-volatile memory
Moulded tie strips
Cell proliferation inhibitor
Haloalky -substituted amides as insecticides and acaricides
  Randomly Featured Patents
Method and apparatus for self-test of defibrillation and pacing circuits including a patient isolation switch
Liquid crystal display
Silicon carbide stop layer in chemical mechanical polishing over metallization layers
Cache memory system with improved re-writing address determination scheme involving history of use
Antihelminthic anthraquinones and method of use thereof
High precision motion compensation apparatus
Electrostatic water treatment
Swimming pool water level controller
Modular bird feeder system
Method and system for controlling copper chemical mechanical polish uniformity