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:
Nov. 20, 2012
Filed:
Dec. 19, 2007
Massimiliano Mariotti, Pieve a Nievole, IT;
Craig Allen Bielek, Simpsonville, SC (US);
Michele D'ercole, Florence, IT;
Luciano Mei, Florence, IT;
Massimiliano Mariotti, Pieve a Nievole, IT;
Craig Allen Bielek, Simpsonville, SC (US);
Michele D'Ercole, Florence, IT;
Luciano Mei, Florence, IT;
Nuovo Pignone, S.p.A., Florence, IT;
Abstract
A nozzle segment is disclosed that includes a first platform configured to be connected with a casing of a gas turbine engine, a second platform configured to be connected with the casing, the second platform being disposed apart from the first platform in a radial direction of the gas turbine engine, and a plurality of blades disposed between the first and second platforms and connected thereto, a portion of an inside surface of the first platform or the second platform being scalloped so as to increase a throat area of the nozzle segment in order to increase the nozzle segment's mass flow rate handling capability.