Patent · US Expired

Plunger-type valve

US4501299A · kind A · utility

28Cited by
21References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 21, 1982
Grant dateFeb 26, 1985
Priority date
Expiry dateMay 21, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/86895
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A three-way valve assembly having a reciprocable valve plunger movably controlled by a solenoid. The valve housing has an elastomeric orifice member seated thereon, which orifice member controls flow of pressure fluid from a source. The valve plunger has an enlarged nondeformable valve surface thereon which engages a projecting end portion of the orifice member for sealingly closing off the orifice.

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