Patent · US Expired

Damped-action pyrotechnic actuator

US5303631A · kind A · utility

27Cited by
9References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 23, 1992
Grant dateApr 19, 1994
Priority date
Expiry dateDec 23, 2012

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF15B15/22
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

The invention that relates to a pyrotechnic actuator in which the movement of the piston is damped. The actuator includes a body, a piston, a pyrotechnic material combustion chamber and a counter pressure chamber. The actuator also includes at least one intermediate compression chamber located between the combustion chamber and the end of the piston, with the intermediate compression chamber connected to the combustion chamber by a hole.

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