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:
Jul. 22, 2003

Filed:

Jun. 08, 2000
Applicant:
Inventors:

Andreas Straub, Grover Beach, CA (US);

Miklos Petervary, Culver City, CA (US);

William Hood, Palmdale, CA (US);

Assignee:

The Boeing Company, Seattle, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 2/900 ;
U.S. Cl.
CPC ...
F04D 2/900 ;
Abstract

A composite rotor is provided having a main body portion and a plurality of circumferentially spaced blades extending radially from the body portion. The rotor also includes a plurality of recessed radial splines in the body portion thereof. The splines are adapted for engaging a coupler, such as a gearwheel, and transmitting torque thereto. The amount of shear area provided by the recessed splines for transmitting torque from the rotor to the coupler is significantly increased over conventional designs because the shear area includes not only area in the inter-laminar plane, but also in the cross-laminar plane.


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