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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.:

US 10421120 B1

PDFFull Text
Date of Patent:
Sep. 24, 2019

Filed:

Oct. 18, 2016

Metal casting apparatus, cast work piece and method therefor

Applicant:

United Technologies Corporation, Farmington, CT (US);

Inventors:

Lea Dynnette Castle, Vernon, CT (US);

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

Maria Arceo Herring, Mystic, CT (US);

Assignee:

UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);

Attorney:

Carlson, Gaskey & Olds, P.C.

Primary Examiner:

Adam Krupicka

Int. Cl.
CPC ...
B22C 9/08 (2006.01); B22D 27/04 (2006.01); C30B 21/02 (2006.01); C30B 28/06 (2006.01); C30B 29/52 (2006.01); B22D 18/04 (2006.01);
U.S. Cl.
CPC ...
B22D 27/045 (2013.01); B22C 9/082 (2013.01); B22D 18/04 (2013.01); C30B 21/02 (2013.01); C30B 28/06 (2013.01); C30B 29/52 (2013.01); Y10T 428/12389 (2015.01);
Abstract

A cast work piece includes a cast metal component section and a sprue section connected to the cast metal component section. The cast metal component section and a portion of the sprue section have a first grain orientation and another portion of the sprue section has a second grain orientation such that there is a microstructural discontinuity where the first grain orientation meets the second grain orientation in the sprue section.

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Castle, Lea. (2019). Metal casting apparatus, cast work piece and method therefor (U.S. Patent No. 10421120). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10421120

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