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:
Mar. 18, 2008
Filed:
Mar. 09, 2005
Applicant:
Johnathan Harvey Wilshaw, Stone, GB;
Inventor:
Johnathan Harvey Wilshaw, Stone, GB;
Assignee:
Rolls-Royce plc, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 9/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A variable stator vane assemblywhere two downwardly inclined engagement facesare provided on the top of the stator vane upper stem, extending for part of the width thereof. A pair of projectionswith inwardly inclined surfacesare provided on the underside of the lever arm. The surfacesare only engageable with the facesin one axial alignment, and otherwise the lever armwill be raised relative to the stator vaneto clearly indicate incorrect mounting thereon.