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:
Mar. 09, 2021
Filed:
Sep. 12, 2017
United Technologies Corporation, Farmington, CT (US);
John Joseph Marcin, Marlborough, CT (US);
RAYTHEON TECHNOLOGIES CORPORATION, Waltham, MA (US);
Abstract
A method of manufacturing a heat shield panel assembly is provided. The method including: injecting melted wax into a negative cavity of a heat shield panel, the heat shield panel including one or more orifices; allowing the wax to solidify to form a positive pattern of the heat shield panel; removing the positive pattern from the negative cavity; coating the positive pattern with a ceramic; melting the positive pattern away from the ceramic, the ceramic having a cavity forming a second negative cavity of the heat shield panel; pouring melted metal into the cavity; allowing metal in the cavity to solidify to form the heat shield panel; removing the ceramic from the heat shield panel; and forming each of one or more threaded studs separately from the heat shield panel, each of the one or more threaded studs including a stud portion and a thread portion simultaneously formed.