Patent · US Expired

Latching valve

US4165762A · kind A · utility

25Cited by
6References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 21, 1978
Grant dateAug 28, 1979
Priority date
Expiry dateFeb 21, 1998

Classification

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

Abstract

A valve is operated between open and closed positions by respective solenoids. The valve is latched in each of the open and closed positions by a snap disc mounted in a position fixed relative to the plunger, and a pair of shoulders fixed relative to the valve body.

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