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:
Jun. 09, 2015
Filed:
Mar. 17, 2009
Applicants:
Michael Achtelik, Stockdorf, DE;
Jan Stumpf, Planegg, DE;
Daniel Gurdan, Grafelfing, DE;
Klaus-michael Doth, Oberasbach, DE;
Inventors:
Michael Achtelik, Stockdorf, DE;
Jan Stumpf, Planegg, DE;
Daniel Gurdan, Grafelfing, DE;
Klaus-Michael Doth, Oberasbach, DE;
Assignee:
Ascending Technology GmbH, Krailling, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 27/08 (2006.01); B64C 39/02 (2006.01); B64D 47/08 (2006.01);
U.S. Cl.
CPC ...
B64C 39/024 (2013.01); B64C 27/08 (2013.01); B64C 2201/024 (2013.01); B64C 2201/027 (2013.01); B64C 2201/108 (2013.01); B64C 2201/123 (2013.01); B64C 2201/127 (2013.01); B64D 47/08 (2013.01);
Abstract
A rotary-wing aircraft (), comprising at least four rotors (), which are disposed on girder elements (), wherein said rotors () and girder elements () are disposed such that a free field of vision (S) is defined along a longitudinal axis (L) of said rotary-wing aircraft () at least between two terminal rotors.