Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/246.21
Name: Fluid handling > With cleaner, lubrication added to fluid or liquid sealing at valve interface > Liquid supplied at valve interface > Spring biased piston feed
Description: Valves wherein the lubricant feed means is a spring biased piston.










Patents under this class:

Patent Number Title Of Patent Date Issued
4671915 Method for making a glass precision valve Jun. 9, 1987











 
 
  Recently Added Patents
Methods and apparatus for intelligent selection of goods and services in mobile commerce
Vehicle hood
Method and system for providing an intelligent visual scrollbar position indicator
Automated solar collector installation design including ability to define heterogeneous design preferences
Packet bundling at the PDCP layer
Integrating multimedia capabilities with circuit-switched calls
Monitoring device for monitoring a display device
  Randomly Featured Patents
Auxiliary vehicle warning system
Aminopyrazole triazolothiadiazole inhibitor of c-Met protein kinase
External incontinence device
Process for producing epoxide
Computer system having reduced number of bus bridge terminals
Catalytic removal of sulfur dioxide form flue gas
System and method for managing patient-related data
Means and apparatus for analysing and filtering polarized light and synthesizing a scene in filtered light
Hood and decklid latch assemblies
Automatic camera tracking using beamforming