Patent · US Expired

Fast engage, slow release electrical actuator

US6940373B2 · kind B2 · utility

8Cited by
6References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 18, 2004
Grant dateSep 6, 2005
Priority date
Expiry dateNov 18, 2024

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF03G7/066
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A fast engage, slow release electrical actuator combines an electromagnetic actuator with a thermal actuator, the latter which retains the electromagnetic actuator after the former has been actuated to delay the release thereof.

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