Patent · US Expired

Check valve

US5010916A · kind A · utility

21Cited by
6References
10Claims
0Family size

Inventor

Key dates

Filing dateMar 23, 1990
Grant dateApr 30, 1991
Priority date
Expiry dateMar 23, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/7937
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A slip-in check valve is constructed of a cartridge valve body having a cage-like configuration and designed with a plurality of inlet windows providing flow passages for the flow of fluid radially outwardly from the valve seat and the inlet side of the valve member to the outer portions of the cartridge and a plurality of outlet windows providing flow passages for the flow of fluid radially inwardly from the outer portions of the cartridge to an outlet port.

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