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:
Oct. 04, 2016

Filed:

Aug. 01, 2012
Applicants:

Luca Feigl, Barcelona, ES;

José Luis Román Mallada, Sant Just Desvern, ES;

Ricardo Lázaro, Barcelona, ES;

Inventors:

Luca Feigl, Barcelona, ES;

José Luis Román Mallada, Sant Just Desvern, ES;

Ricardo Lázaro, Barcelona, ES;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03D 1/06 (2006.01);
U.S. Cl.
CPC ...
F03D 1/06 (2013.01); F03D 1/0658 (2013.01); Y02E 10/721 (2013.01);
Abstract

It includes a rotatable hub carrying blades and a device for attaching a portion of the blades to a portion of the hub. The attaching device includes bushings inside of which corresponding studs can be secured. At least some of the bushings are provided with at least one securing end adapted for providing the stud with a degree of rotation relative to the bushing. Bushings may include an inner receiving member for receiving a corresponding end of the stud. The receiving member can be rotated inside the bushing around an axis.


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