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:
Apr. 27, 2004
Filed:
Dec. 07, 2001
Applicant:
Inventors:
Dan T. Moore, III, Cleveland Heights, OH (US);
Ajit Y. Sane, Medina, OH (US);
Assignee:
Dan T. Moore Company, Cleveland, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 7/10 ;
U.S. Cl.
CPC ...
F01N 7/10 ;
Abstract
An exhaust manifold is provided having substantially ceramic inner and insulation layers. The manifold preferably has a metal outer structural layer to impart strength to the manifold. The ceramic layers are made of ceramic fibers with the interstitial spaces between the fibers being filled with ceramic filler material. The preferred ceramic fibers are aluminosilicate fibers. The preferred ceramic filler material is alumina, silica, glass-ceramic or other metal oxide. A method of making an exhaust manifold having a substantially ceramic inner and insulation layer is also provided.