Patent ID: 8353237
Filing Date: 2013-01-15
Classification: B64D

Abstract:
1. A cartridge for use in an ejector release unit, the cartridge comprising: a gas chamber for containing gas under pressure, an outlet of the gas chamber for releasing the gas to drive a release mechanism in the ejector release unit, a release valve associated with the outlet and arranged to be operable to open the outlet upon activation of a firing pin of the ejector release unit, wherein the release valve is electrically operable and comprises a solenoid and electromagnet, and wherein the release valve is operable in an opening direction by gas pressure, and a bleed air passage communicating with the release valve such that the valve is operable to open as a result of the bleed air passage receiving pressurised gas, wherein the cartridge is reusable and is configured to be secured in a breech of the ejector release unit.