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Title: Detonator-activated ball shutter

Abstract

A detonator-activated ball shutter for closing an aperture in about 300[mu] seconds. The ball shutter containing an aperture through which light, etc., passes, is closed by firing a detonator which propels a projectile for rotating the ball shutter, thereby blocking passage through the aperture. 3 figs.

Inventors:
;
Issue Date:
OSTI Identifier:
7246409
Patent Number(s):
4398801 A
Application Number:
PPN: US 6-263522
Assignee:
PTO; EDB-94-124983
DOE Contract Number:  
W-7405-ENG-48
Resource Type:
Patent
Resource Relation:
Patent File Date: 14 May 1981
Country of Publication:
United States
Language:
English
Subject:
42 ENGINEERING; ACTUATORS; DESIGN; SHUTTERS; APERTURES; DETONATORS; USES; OPENINGS; 420200* - Engineering- Facilities, Equipment, & Techniques

Citation Formats

McWilliams, R.A., and Holle, W.G. von. Detonator-activated ball shutter. United States: N. p., 1983. Web.
McWilliams, R.A., & Holle, W.G. von. Detonator-activated ball shutter. United States.
McWilliams, R.A., and Holle, W.G. von. Tue . "Detonator-activated ball shutter". United States.
@article{osti_7246409,
title = {Detonator-activated ball shutter},
author = {McWilliams, R.A. and Holle, W.G. von.},
abstractNote = {A detonator-activated ball shutter for closing an aperture in about 300[mu] seconds. The ball shutter containing an aperture through which light, etc., passes, is closed by firing a detonator which propels a projectile for rotating the ball shutter, thereby blocking passage through the aperture. 3 figs.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {1983},
month = {8}
}