Patent · US Expired

Proportional solenoid valve control system

US5703750A · kind A · utility

12Cited by
2References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 24, 1996
Grant dateDec 30, 1997
Priority date
Expiry dateApr 24, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05D16/2013
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A proportional solenoid valve control system limits the current flowing in a solenoid valve if the command current is higher than a fixed value which can be set by a user. A current command limiting circuit limits the current command by providing a fixed value as an output when a current command exceeds the predetermined level.

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