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.:
Date of Patent:
Dec. 15, 2009
Filed:
Sep. 29, 2005
Applicants:
Dietmar Naegler, Donauwoerth, DE;
Holger Schreitmueller, Harburg, DE;
Inventors:
Dietmar Naegler, Donauwoerth, DE;
Holger Schreitmueller, Harburg, DE;
Assignee:
Eurocopter Deutschland GmbH, Donauworth, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An aircraft includes a pressurised cabin with a lockable door, an electrical energy supply network, and a cabin differential pressure warning system provided with an autonomous waning system energy supply device, which is independent of the electrical energy supply network.