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:
Oct. 22, 2019
Filed:
Sep. 21, 2015
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
Mark F. Zelesky, Bolton, CT (US);
Joel H. Wagner, Wethersfield, CT (US);
Shayan Ahmadian, Vernon, CT (US);
Assignee:
UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02C 7/18 (2006.01); F01D 5/08 (2006.01);
U.S. Cl.
CPC ...
F02C 7/18 (2013.01); F01D 5/081 (2013.01); F05D 2220/32 (2013.01); F05D 2260/14 (2013.01); F05D 2260/607 (2013.01);
Abstract
A tangential on-board injector (TOBI) for a gas turbine engine is provided. The TOBI includes a body having an entrance and an exit, the body having an outer curved wall and defining an air passageway between the entrance and the exit and a purge cavity configured on an exterior surface of the body with a purge cavity entry fluidly connecting the air passageway to the purge cavity. The purge cavity is configured such that particles in an airflow through the passageway will enter the purge cavity.