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:
May. 21, 2019
Filed:
Nov. 03, 2016
Nordex Energy Gmbh, Hamburg, DE;
Hendrik Klein, Rostock, DE;
Nordex Energy GmbH, Hamburg, DE;
Abstract
Wind turbine rotor blade having an electric heating device for heating a heatable surface region which extends over a longitudinal section of the wind turbine rotor blade, wherein the electric heating device has a blade-tip-side end, a blade-root-side end and two profile-trailing-edge-side edges, and two outer electric conductors which are connected to the electric heating device along the profile-trailing-edge-side edges and via which the electric heating device can be supplied with a heating current, wherein at least one central electric conductor which is connected to the electric heating device at a distance from the two profile-trailing-edge-side edges in such a way that the electric heating device is divided by the at least one central electric conductor into at least two partial regions which each extend over the longitudinal section and can be supplied with an electric heating current separately from one another via two of the conductors.