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Vortex Ring Gun Hardware.jpg

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Vortex_Ring_Gun_Hardware.jpg (422 × 329 pixels, file size: 22 KB, MIME type: image/jpeg)

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Summary

Description
English: This illustration is of a single shot, prototype 40 mm Vortex Ring Gun capable of quick changes in hardware for studying vortex ring propagation using different explosives, detonation pressures,and nozzle dimensions.
Date
Source Harry Diamond Laboratories
Author George Kenneth Lucey Jr.


Public domain
This file is a work of a U.S. Army soldier or employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, it is in the public domain in the United States.

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Licensing

Public domain
This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Federal Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code. Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
This file has been identified as being free of known restrictions under copyright law, including all related and neighbouring rights.

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inception

July 1998

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Date/TimeThumbnailDimensionsUserComment
current23:59, 12 August 2013Thumbnail for version as of 23:59, 12 August 2013422 × 329 (22 KB)wikimediacommons>Luceyg{{subst:Upload marker added by en.wp UW}} {{Information |Description = {{en|This illustration is of a single shot, prototype 40 mm Vortex Ring Gun capable of quick changes in hardware for studying vortex ring propagation using different explosives, det...

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