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. 19, 1994
Filed:
Nov. 12, 1991
Takashi Tanaka, Futtsu, JP;
Mikio Yamanaka, Futtsu, JP;
Yutaka Sadano, Hikari, JP;
Kouki Yotsuya, Chiyoda, JP;
Yasushi Ishikawa, Tokai, JP;
Toshihiro Takada, Toyota, JP;
Nippon Steel Corporation, Tokyo, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Abstract
A semi-oval shaped metallic carrier having an excellent thermal stress resistance and thermal fatigue resistance and used for an automobile exhaust gas-purifying catalyst, in which the carrier is composed of a metallic honeycomb body constituted by superimposing flat metal foils and corrugated metal foils one on the other and winding them together, and a metallic jacket enclosing the lateral face of the honeycomb body, the transverse section of the metallic carrier constituting the parallel portions and semi-circular arc portions and the honeycomb body is joined to the jacket mainly at the semi-circular arc portions or at the parallel portions of the honeycomb body.