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:
Jul. 15, 2014
Filed:
Jun. 19, 2009
Mark Hancock, Southhampton, GB;
Andrew Hedges, Southhampton, GB;
Tomas Vronsky, Woolston, GB;
Vestas Wind Systems A/S, Aarhus N., DK;
Abstract
The invention provides a method of manufacturing a spar () for a wind turbine blade. The method comprises steps of providing at least two caps (), each cap forming an intermediate portion () between two end portions (), where the end portions each forms a cap joint surface portion () along a longitudinal extending edge of the end portion and the intermediate portion forms an outer surface portion () of the spar, providing at least two webs (), each web being provided with web joint surface portions () along opposite and longitudinally extending edges, and connecting the joint surface portions of the caps with the joint surface portions of the webs to form a tubular configuration of the spar. The intermediate portions and the end portions are provided so that they comprise different materials.