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.

Date of Patent:
Sep. 16, 2014

Filed:

Mar. 18, 2010
Applicants:

Gerald Kuntze-fechner, Waakirchen, DE;

Martin Schulz, Hohenkirchen-Siegerstbrunn, DE;

Inventors:

Gerald Kuntze-Fechner, Waakirchen, DE;

Martin Schulz, Hohenkirchen-Siegerstbrunn, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/14 (2006.01); B64C 27/33 (2006.01); B29D 99/00 (2010.01); B29C 70/54 (2006.01); B64C 27/473 (2006.01); B29L 31/08 (2006.01);
U.S. Cl.
CPC ...
B64C 27/33 (2013.01); B64C 2027/4736 (2013.01); B29L 2031/082 (2013.01); B29D 99/0025 (2013.01); B29C 70/545 (2013.01);
Abstract

A tension-torque-transmission element () for a rotor blade of a rotary wing aircraft (helicopter), in particular for a fenestron blade of a tail rotor, with a connecting section on the blade side and a connecting section () on the axis side, with a connecting eye () on each connecting section, and with a torque-transmission section () that connects the connecting sections (), is improved in that the tension-torque-transmission element () is designed in a fiber-reinforced composite design including several layers (A to G) of a textile fabric. A method for producing such a tension-torque-transmission element () is also described.


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