Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/516.19
Name: Fluid handling > Line condition change responsive valves > Direct response valves (i.e., check valve type) > Single head, plural ports in parallel > Annular head > Central post on seat > Stop
Description: Valves wherein the post provides a valve stop or support such a stop.










Sub-classes under this class:

Class Number Class Name Patents
137/516.21 With guide 26


Patents under this class:

Patent Number Title Of Patent Date Issued
8240330 Squeeze film damper valve for compressor cylinders Aug. 14, 2012
5785081 Compressor inlet valve Jul. 28, 1998
5678603 Plate valve, particularly for piston compressors Oct. 21, 1997
4869289 Adjustable compressor valve which can accommodate changing operating conditions in the compressor to which it is attached Sep. 26, 1989
4858736 Shock absorber for a hydropneumatic vehicle suspension element Aug. 22, 1989
4360319 Compressor Nov. 23, 1982
4307751 Plate valve Dec. 29, 1981
4184818 Valve for piston compressors and pumps Jan. 22, 1980











 
 
  Recently Added Patents
End-of-session authentication
Bioactive agent-loaded heart-targeting nanoparticles
Performance apparatus, a method of controlling the performance apparatus and a program recording medium
Process for producing polyols
Dryer
Method of fabricating a solar cell with a tunnel dielectric layer
LED illumination systems
  Randomly Featured Patents
Processing system for identifying relationships between concepts
Backlight assembly, liquid crystal display having the same, and manufacturing method thereof
Fishing rod having a water dispersion surface to reduce drag on fishline
Modelling arrangements
Floating cutterbar knife drive
SF6/nitriding gas/oxidizer plasma etch system
Method, device and computer program product for processing information in a memory
Telescoping auger shaft and method of manufacture
Metering the flow of electronic information
Image processing method, image processing apparatus and image processing system