Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/246.18
Name: Fluid handling > With cleaner, lubrication added to fluid or liquid sealing at valve interface > Liquid supplied at valve interface > Screw feed > With check valve > Jacking
Description: Valves wherein the valve is lifted from its seat to aid actuation by the pressure of the lubricant.










Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
  Recently Added Patents
System and method for deposition in high aspect ratio magnetic writer heads
Image scanning apparatus and image forming apparatus
Method and apparatus for complementing an instrument panel by utilizing augmented reality
Pyridylphenyl compounds for inflammation and immune-related uses
System and method for stranded file opens during disk compression utility requests
Electromagnetic sensor cable and electrical configuration therefor
Recording medium, playback device, integrated circuit
  Randomly Featured Patents
Low noise wide band amplifier
Oscillating fan
Anti-idiotypic antibody and its use in diagnosis and therapy in HIV-related disease
Dynamically programmable gate array with multiple contexts
Key mechanism for musical wind instruments
Polymer derived fiber reinforced ceramic composite clutch
Creeper
Stable solid deodorant product and method for manufacturing same
Transmission auxiliary box seal system
Automobile frontbody structure