Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/222
Name: Fluid handling > Larner-johnson type valves; i.e., telescoping internal valve in expanded flow line section > Internal servo-motor with internal pilot valve > Pilot controlled passage in nose or needle
Description: Flow control devices in which the pilot valve controls a passage through the needle or movable part of the valve means internal to the flow line.










Patents under this class:

Patent Number Title Of Patent Date Issued
6164332 In-line magnetic water manufacturing apparatus Dec. 26, 2000
4091865 Air-pressurized, safety anti-freeze tank May. 30, 1978
4008733 Filling valves for pressure fueling devices Feb. 22, 1977
3945393 Regulating valve Mar. 23, 1976











 
 
  Recently Added Patents
Keypoint descriptor generation by complex wavelet analysis
Image processing apparatus, method, and storage medium for performing soft proof processing
Proximity search methods using tiles to represent geographical zones
Human embryonic stem cell methods and PODXL expression
Differentiated PSIP table update interval technology
Polypeptides having beta-glucosidase activity and beta-xylosidase activity and polynucleotides encoding same
Phase locking loop
  Randomly Featured Patents
RAM memory cell with electrically programmable non-volatile memory element
Connector kit for a coaxial cable, method of attachment and the resulting assembly
Exhaust gas cleaning apparatus
Pants drying hanger
Extended USB protocol plug and receptacle for implementing multi-mode communication
Method and circuit for regenerating a binary bit stream from a ternary signal
Clamp-on steam/gas flow meter
Portable floodlighting equipment
System and method for precise recording
Dimeric light stabilizers for polyolefines and polyolefine copolymers