Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/115.11
Name: Fluid handling > Self-proportioning or correlating systems > Self-controlled branched flow systems > Bypass or relief controlled by main line fluid condition > Flow rate responsive > Venturi
Description: Subject matter wherein the sensor includes a device which is a part of the main flow passage having a cross section of the part gradually constricted to a throat between two ends of the part and gradually expanded from the throat to the cross section of the passage.










Patents under this class:

Patent Number Title Of Patent Date Issued
6857444 Flow-actuated trapped-pressure unloader valve Feb. 22, 2005
5819778 Flow control device of power steering system Oct. 13, 1998
5819777 Flow control device Oct. 13, 1998
5775361 Method and apparatus for enhancing stability in hydraulic flow control Jul. 7, 1998
5718255 Flow-responsive diverting valve Feb. 17, 1998
5694966 Flow responsive pressure regulating unloader Dec. 9, 1997
4300587 Relief valve Nov. 17, 1981
4251193 Flow control valve Feb. 17, 1981
3957075 Flow-sensitive pressure limiting valve for hydraulic equipment May. 18, 1976
3946562 Hydraulic system cavitation suppressor Mar. 30, 1976











 
 
  Recently Added Patents
Liquid crystal display device
Preserving and handling native data in hybrid object trees
Deflection device for a scanner with Lissajous scanning
Method and system for detecting target objects
Charged particle source with integrated electrostatic energy filter
Magnetic recording medium, information storage device, and method of manufacturing magnetic recording medium
Collaborative data redundancy for configuration tracking systems
  Randomly Featured Patents
Device for illuminating an original document
Apparatus and method for determining feedscrew and barrel wear
Stereoscopic image display apparatus
Method of quenching
Polyamines as adjuvant for liquid electrostatic developers
Pumping mechanism for dispensing lotion in bottle/container
Lawn dart
Current sensor housing
Acrylonitrile copolymers suitable for making flame-resisting fibers
Method of incorporating proteins or peptides into a matrix and administration thereof through mucosa