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:
Jan. 17, 1989
Filed:
Aug. 24, 1987
Applicant:
Inventors:
Robert H Zipps, East Hartford, CT (US);
Kent A Lyons, East Haddam, CT (US);
Evans E Griffin, Colchester, CT (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D / ;
U.S. Cl.
CPC ...
416191 ; 416190 ; 4161 / ;
Abstract
A compressor blade assembly for a compressor operating at transonic or supersonic blade speeds has a part span shroud. The shroud is twisted having a first angle in the direction of airflow on one side of the shock wave and a second angle in the direction of airflow on the other side of the shock wave.