Patent · US Expired

Flow responsive safety valve

US4301833A · kind A · utility

61Cited by
10References
6Claims
0Family size

Inventor

Key dates

Filing dateOct 5, 1979
Grant dateNov 24, 1981
Priority date
Expiry dateOct 5, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/7898
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

An automatic safety flow valve for fluid gas or liquid conveying conduits has a fluo-dynamically surface substantially flat plate eccentrically pivoted to turn in response to fluid flow rates above a normal threshold from a position substantially parallel to the flow path to a position retarding or stopping the flow.

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