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.

Date of Patent:
Nov. 07, 2023

Filed:

Sep. 30, 2021
Applicant:

Raytheon Technologies Corporation, Farmington, CT (US);

Inventors:

Dilip M. Shah, Glastonbury, CT (US);

Shiela R. Woodard, South Windsor, CT (US);

Steven J. Bullied, Pomfret, CT (US);

Ryan C. Breneman, Newington, CT (US);

Assignee:

RTX Corporation, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D 27/04 (2006.01); C30B 11/14 (2006.01); B22D 21/02 (2006.01);
U.S. Cl.
CPC ...
B22D 27/045 (2013.01); B22D 21/025 (2013.01); C30B 11/14 (2013.01);
Abstract

A casting method includes: forming a seed, the seed having a first end and a second end, the forming including bending a seed precursor; placing the seed second end in contact or spaced facing relation with a chill plate; contacting the first end with molten material; and cooling and solidifying the molten material so that a crystalline structure of the seed propagates into the solidifying material. The forming further included reducing a thickness of the seed proximate the first end relative to a thickness of the seed proximate the second end.


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