Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/505.23
Name: Fluid handling > Line condition change responsive valves > With separate connected fluid reactor surface > With opening bias (e.g., pressure regulator) > Through external pipe > Modified valve casing
Description: Devices in which the valve casing is modified to receive the external pipe.










Patents under this class:

Patent Number Title Of Patent Date Issued
4060213 Pressure control device Nov. 29, 1977
4044792 Diaphragm operated pressure regulator Aug. 30, 1977
3958599 Remote sensing regulator and shutoff valve for valve manifolds May. 25, 1976











 
 
  Recently Added Patents
Unified recovery
Heterocyclic compounds as CCR2B antagonists
Once daily formulations of tetracyclines
Communication system and data transmission method thereof
Asynchronous line interface rate adaptation to the physical layer with synchronous lines at the connection layer
Semiconductor device having a bonding pad and shield structure of different thickness
Automated measurement of concentration and/or amount in a biological sample
  Randomly Featured Patents
Radio protocol for mobile communication system and method
Duplicate tag store purge queue
Portable shelter
Forked wedge separators
Brush head
Liquid crystal display device with double layered reflector in pixel
Expansion and seismic joint covers
Turbo engine
Hydraulic controller
Sandwich preparation apparatus