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:
Sep. 09, 2014
Filed:
Jul. 22, 2011
Karl Schreiber, Am Mellensee, DE;
Werner Beck, Weyhe, DE;
Karl Schreiber, Am Mellensee, DE;
Werner Beck, Weyhe, DE;
Rolls-Royce Deutschland Ltd & Co KG, , DE;
Formtech GmbH, , DE;
Abstract
A compressor bladeof a gas-turbine engine has a flow-exposed leading edge. A component, made of wear-resistant material and featuring a higher erosive wear resistance than the base material, is attached to at least part of a length of the leading edgeThe componentforming the flow-exposed leading edgeis strip-shaped, has an essentially rectangular cross-section and, with reference to a sectional plane perpendicular to the radial direction, is arranged only on an inflow side of the compressor blade profile in a partial area of a sectional surface of the inflow area.