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:
Sep. 12, 2006
Applicants:
P. William Baumann, Amesbury, MA (US);
OM Parkash Sharma, South Windsor, CT (US);
Charles R. Lejambre, New Britain, CT (US);
Sanjay S. Hingorani, Glastonbury, CT (US);
Inventors:
P. William Baumann, Amesbury, MA (US);
Om Parkash Sharma, South Windsor, CT (US);
Charles R. LeJambre, New Britain, CT (US);
Sanjay S. Hingorani, Glastonbury, CT (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/54 (2006.01);
U.S. Cl.
CPC ...
Abstract
A gas turbine engine rotor stack includes one or more longitudinally outwardly concave spacers. Outboard surfaces of the spacers may be in close facing proximity to inboard tips of vane airfoils. The airfoils have dihedral and sweep.