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:
Mar. 20, 2018

Filed:

Jul. 25, 2014
Applicant:

The Boeing Company, Chicago, IL (US);

Inventors:

Moushumi Shome, Kent, WA (US);

Sahrudine Apdalhaliem, Seattle, WA (US);

Frederick T. Calkins, Renton, WA (US);

Waeil M. Ashmawi, Bellevue, WA (US);

Kimberly Meredith, Newcastle, WA (US);

Assignee:

The Boeing Company, Chicago, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 70/34 (2006.01); B29C 70/54 (2006.01); B32B 37/00 (2006.01); B32B 37/10 (2006.01); B32B 37/18 (2006.01); B29C 33/38 (2006.01); B29C 33/48 (2006.01); B29C 70/44 (2006.01); B29L 31/30 (2006.01);
U.S. Cl.
CPC ...
B32B 37/1036 (2013.01); B29C 33/38 (2013.01); B29C 33/485 (2013.01); B29C 70/446 (2013.01); B29C 70/54 (2013.01); B32B 37/0046 (2013.01); B32B 37/18 (2013.01); B29K 2905/00 (2013.01); B29L 2031/3076 (2013.01); B32B 2605/18 (2013.01); Y02T 50/433 (2013.01);
Abstract

In one or more aspects of the present disclosure, a mandrel is disclosed. The mandrel having a shape memory alloy (SMA) shell having a longitudinal axis, an interior extending along the longitudinal axis and an exterior contour, the SMA shell being configured to interface with a structure to be cured, and at least one SMA actuation member disposed within the interior and connected to the SMA shell, where the at least one SMA actuation member is configured to exert pressure against the SMA shell effecting an interface pressure between the exterior contour of the SMA shell and the structure to be cured where the exterior contour has a predetermined actuated shape that corresponds to a predetermined cured shape of the structure to be cured.


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