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. 21, 2022
Filed:
Apr. 19, 2018
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
Henry H. Thayer, Wethersfield, CT (US);
Wendell V. Twelves, Glastonbury, CT (US);
Assignee:
Raytheon Technologies Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24B 31/00 (2006.01); B24B 31/12 (2006.01); B24C 3/32 (2006.01); B24B 5/40 (2006.01);
U.S. Cl.
CPC ...
B24B 31/006 (2013.01); B24B 5/40 (2013.01); B24B 31/12 (2013.01); B24C 3/327 (2013.01);
Abstract
An insert apparatus for protecting a curved inner surface within a passageway from abrasion during an abrasive machining operation is disclosed. In various embodiments, the insert apparatus includes a shield having a shell shaped to match a curved portion of the curved inner surface of the passageway and a shaft having a first end connected to the shell and a second end connected to a member configured to maintain the shaft within the passageway and the shell positioned against the curved inner surface during the abrasive machining operation.