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.:

US 7942640 B1

PDF
Full Text
Expired
Date of Patent:
May. 17, 2011

Filed:

Mar. 19, 2009
Applicants:

Vijaykumar Muppayya Hiremath, Karnataka, IN;

Kavala Venkateswara Rao, Andhra Pradesh, IN;

Inventors:

Vijaykumar Muppayya Hiremath, Karnataka, IN;

Kavala Venkateswara Rao, Andhra Pradesh, IN;

Assignee:

General Electric Company, Schenectady, NY (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F03D 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and apparatus to facilitate protecting wind turbine blades from lightning damage include a turbine blade for use with a wind turbine, wherein the turbine blade includes a first sidewall and a second sidewall. The second sidewall is coupled to the first sidewall along a leading edge and along an axially-spaced trailing edge such that a cavity is defined between the first and second sidewalls. A relief system is coupled to at least one of the first and second sidewalls. The relief system is configured to discharge flow from the cavity when a pressure within the cavity exceeds a predetermined threshold. A method for assembling the same is described.


Find Patent Forward Citations

Hiremath, Vijaykumar. (2011). Method and apparatus for use in protecting wind turbine blades from lightning damage (U.S. Patent No. 7942640). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7942640

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