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Patent

METHOD FOR JOULE HEATING DIFFUSION BONDED HONEYCOMB CORE


Application Date:
May 11, 2017
USPTO Patent:
US 14938549
Abstract:

A joule-heating press and method for manufacturing a metallic honeycomb core via diffusion bonding. The method may include printing a pattern of strips of a stop-off material to surfaces of a plurality of sheets of ...

Inventors:
RAHBAR NASSERRAFI, ANDOVER KS (US)
DENNIS R. LEBEDA, ROSE HILL KS (US)
MICHAEL BASALA, WICHITA KS (US)
International Classification:
B23K 11/00 (20170511)

Claims

What is claimed is:

1. A method of manufacturing a honeycomb core, the method comprising the steps of: applying a pattern of strips of a stop-off material to surfaces of a plurality of sheets of metal at locations where diffusion bonding is not desired;stacking the sheets of metal together in a sequence for forming the...

Description

BACKGROUND

Honeycomb cores are used in a variety of aircraft components, such as engine nacelles, to minimize material use and therefore minimize weight and cost. These honeycomb cores may be made of metals or composite materials. Manufacturing methods to form metal honeycomb cores can be costly and time consuming. For example,...

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