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.:
Date of Patent:
May. 10, 2011
Filed:
Sep. 25, 2003
Applicant:
David Callum Johnson, Warwickshire, GB;
Inventor:
David Callum Johnson, Warwickshire, GB;
Assignee:
Meggitt Aerospace Limited, , GB;
Primary Examiner:
Int. Cl.
CPC ...
F16D 65/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A composite article for use in an aircraft brake heat pack, the article comprises a core layer having a face portion and a wear layer attached to the face portion, wherein the wear layer has a density lower than the core layer. The core layer is preferably formed from impregnated C—C and the wear layer is preferably formed from C—C. The article may be used as a brake disc.