Pneumatic riser release

Details Pneumatic riser release Pneumatic riser release

Filed on

2005-09-13

Date issued

2005-09-13

Examiner

Barefoot, Galen (Department: 3644)

Patent Class

Aeronautics and astronautics

SubClass

Safety lowering devices

SubSubClass

Parachutes

Type

Reexamination Certificate

Status

active

Patent number

06942185

Description

ABSTRACT:
An automated quick release mechanism for a three ring release includes a pneumatic or hydraulic cylinder with a hardened metal pin. The pin engages a string loop of the three ring release. An internal spring holds the pin in an extended position. A controller external to the automated quick release mechanism provides a gas or fluid pressure to withdraw the pin and disengage the string loop.

REFERENCES:
patent: 1443745 (1923-01-01), Holt
patent: 3737126 (1973-06-01), Martin
patent: 3744103 (1973-07-01), Gaylord
patent: 4337913 (1982-07-01), Booth
patent: 4488691 (1984-12-01), Lorch

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