Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/246.16
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
Description: Valve having check valve means in the lubrication or sealing system.










Sub-classes under this class:

Class Number Class Name Patents
137/246.17 Excess relief 0
137/246.18 Jacking 0


Patents under this class:

Patent Number Title Of Patent Date Issued
8667768 Evacuatable container Mar. 11, 2014
8112971 Valve for sealing an evacuation port of a container Feb. 14, 2012
6488265 Ball valve assembly Dec. 3, 2002
4575101 Device for safe on-stream addition of valve packing Mar. 11, 1986
4318422 Butterfly valve Mar. 9, 1982











 
 
  Recently Added Patents
Apparatus and method for multiplying frequency of a clock signal
Apparatus and method for transmitting and receiving data streams in wireless system
Computing device with improved user interface for applications
Controller with screen
Shape based similarity of continuous wave doppler images
Pattern forming method using developer containing organic solvent and rinsing solution for use in the pattern forming method
Method of sending CTI messages in a communication system
  Randomly Featured Patents
Compositions and methods for inhibition of the JAK pathway
Dihalogenated ferrocenes and processes for the preparation thereof
Corrugated board manufacturing apparatus and process including precise web moisture and temperature control
Low-irritation antiperspirant and deodorant compositions containing a volatile, nonpolar hydrocarbon liquid
Portable camera device
Exhaust trap device
Laminated lidding material
Device and method for treating hypernasality
Continuous tobacco feed
Marine pipelaying apparatus