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:
Aug. 02, 2022

Filed:

Sep. 24, 2018
Applicant:

Raytheon Technologies Corporation, Farmington, CT (US);

Inventors:

Ken F. Blaney, Middleton, NH (US);

Thomas E. Clark, Sanford, ME (US);

Assignee:

RAYTHEON TECHNOLOGIES CORPORATION, Farmington, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 9/04 (2006.01); B29C 43/36 (2006.01); F01D 9/06 (2006.01); F01D 11/08 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B29C 43/361 (2013.01); F01D 9/04 (2013.01); F01D 9/06 (2013.01); F01D 11/08 (2013.01); B29C 2043/3626 (2013.01); B29C 2043/3665 (2013.01); B29L 2031/7504 (2013.01); F05D 2240/11 (2013.01); F05D 2300/6033 (2013.01); F05D 2300/614 (2013.01);
Abstract

A mandrel for a molding process that includes a first portion that has a first portion outer surface, a first portion inner surface, a first portion first end, and a first portion second end. A thickness of the first portion first end is greater than the first portion second end. A second portion has a second portion outer surface, a second portion inner surface, a second portion first end, and a second portion second end. A thickness of the second portion first end is smaller than the second portion second end. The first portion inner surface engages the second portion inner surface to form a mandrel that has a constant cross-section.


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