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:
Jun. 01, 2010
Filed:
Mar. 27, 2007
David Paul Blatchford, Rugby, GB;
David John Nelmes, Rugby, GB;
Bryan Vincent Coltar, Rugby, GB;
Alstom Technology Ltd, Baden, CH;
Abstract
An axial flow turbine blade and diaphragm construction comprises an annulus of static turbine bladesand inner and outer spacer ringshaving aperturesshaped to accommodate inner and outer platform portionsof the blades, whereby the platform portions and the spacer rings together form inner and outer port walls of the turbine diaphragm. A particular feature of the blades is that the inner and outer platform portionsandhave straight side edgesB,C andB,C, which are joined to each other by curved leading edgesD andD that in plan view have a shape that follows the edge of the corner filletin the region of the leading edgeof the aerofoil
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile