Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/477
Name: Fluid handling > Line condition change responsive valves > Pop valves > Adjustable choke > Annular lip or baffle > On movable valve part
Description: Valves in which the annular adjustable lip is on a movable valve part.










Patents under this class:

Patent Number Title Of Patent Date Issued
8505572 Pressure relief valve Aug. 13, 2013
4979540 Cartridge-type direct loaded safety and pressure-relief valve having flow path for preventing supersonic flow and minimizing valve hysteresis Dec. 25, 1990
4708164 Safety relief valve Nov. 24, 1987
4226261 Relief valve Oct. 7, 1980











 
 
  Recently Added Patents
High power fiber amplifier with stable output
Code reading apparatus, sales registering apparatus, and sales registering method
Key management using quasi out of band authentication architecture
Method and apparatus for managing communication services for user endpoint devices
Device and method for superimposing patterns on images in real time, particularly for guidance by location
System and method for redirected firewall discovery in a network environment
Secure service for enabling communication for calling party when communication service for called party is suspended
  Randomly Featured Patents
Apparatus and method for maintaining and/or restoring viability of organs
Pull cord deflector
Earth-boring tools having threads for affixing a body and shank together and methods of manufacture and use of same
Limited flash-over electric power switch
Antibiotics S 53210/A-I, S 53210/A-II and S 53210/A-III
Bowl
Mobile electronic device
Antioxidants for synthetic lubricants and methods of manufacture
Glass member for cathode ray tube
Personal identification number processing using control vectors