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:
Jun. 11, 2024
Filed:
Feb. 13, 2023
Applicant:
Ngk Insulators, Ltd., Nagoya, JP;
Inventors:
Assignee:
NGK INSULATORS, LTD., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23P 11/02 (2006.01); B21D 22/20 (2006.01); B21D 53/06 (2006.01);
U.S. Cl.
CPC ...
B23P 11/025 (2013.01); B21D 22/20 (2013.01); B21D 53/06 (2013.01);
Abstract
A method for producing a shrink-fitted member by arranging a pillar shaped ceramic body inside a deep-drawn stainless steel pipe and shrink-fitting them. The method includes: a preparing step of preparing the deep-drawn stainless steel pipe produced by deep-drawing and the pillar shaped ceramic body; a heating step of heating the deep-drawn stainless steel pipe to 900° C. or more; and a shrink-fitting step of inserting the pillar shaped ceramic body into the heated deep-drawn stainless steel pipe and shrink-fitting them.