The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 10359004 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 23, 2019

Filed:

May. 18, 2015
Applicant:

Explotechnik Ag, Waltenschwil, CH;

Inventor:

Hans Rüegg, Waltenschwil, CH;

Assignee:

EXPLOTECHNIK AG, Waltenschwil, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02K 1/15 (2006.01); F02K 1/08 (2006.01); F02K 7/06 (2006.01); F02K 7/02 (2006.01); F02K 9/44 (2006.01); F02K 9/52 (2006.01); F02K 9/58 (2006.01); F23R 7/00 (2006.01); F02K 9/86 (2006.01); F02K 9/97 (2006.01); F02B 71/06 (2006.01);
U.S. Cl.
CPC ...
F02K 7/06 (2013.01); F02K 1/08 (2013.01); F02K 1/15 (2013.01); F02K 7/02 (2013.01); F02K 9/44 (2013.01); F02K 9/52 (2013.01); F02K 9/58 (2013.01); F02K 9/86 (2013.01); F02K 9/97 (2013.01); F23R 7/00 (2013.01); F02B 71/06 (2013.01); F05D 2220/323 (2013.01); F05D 2220/80 (2013.01); F05D 2240/35 (2013.01); F05D 2250/41 (2013.01);
Abstract

A device for the repeated production of explosions includes an explosion space, a feed conduit for feeding a flowable, explosive material, a discharge opening for the directed discharge of a gas pressure produced by the ignition of the explosive material in the explosion space, and a movable closure element for the partial or complete closure of the discharge opening. The device includes an exit nozzle with a nozzle entry area and a nozzle exit area, as well as an actuation device. The actuation device is adapted, after an opening of the discharge opening and an outflow of explosion gases through the exit nozzle, to adjust an area ratio between the nozzle entry area and the nozzle exit area. The area ratio at least approximately follows an ideal area ratio for the production of a maximal exit speed of the explosion gases, in dependence on the pressure in the explosion space.


Find Patent Forward Citations

Rüegg, Hans. (2019). Pulse detonation drive (U.S. Patent No. 10359004). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10359004

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