Patent · US Expired

Drogue chute extraction

US4004764A · kind A · utility

21Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 13, 1974
Grant dateJan 25, 1977
Priority date
Expiry dateMay 13, 1994

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB64D17/725
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A drogue parachute deployment system for an ejection seat comprises a dro parachute mounted in a bag on the seat, a rocket motor, and a tow line attached between the parachute and the rocket motor. Upon firing of the rocket motor, the bag is caused to rip and the parachute is deployed.

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