Patent · US Expired

Fluid control valve

US3951170A · kind A · utility

9Cited by
11References
3Claims
0Family size

Inventor

Key dates

Filing dateAug 26, 1974
Grant dateApr 20, 1976
Priority date
Expiry dateAug 26, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/86879
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A fluid control valve comprising a housing having at least two chambers separated by a wall. An opening is bored through the common wall of the two chambers and a tubular gate means sealably and slidably positioned in the bore so that it can move from one position where it seals off a first chamber to a second position where it uncovers the first chamber and seals off a second chamber. External means are provided for moving the tubular gate means in the bore.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.