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:
Nov. 13, 2018
Filed:
Apr. 25, 2014
Canon Kabushiki Kaisha, Tokyo, JP;
Kyoto University, Kyoto-shi, JP;
Makoto Kubota, Yokohama, JP;
Kaoru Miura, Matsudo, JP;
Hisato Yabuta, Machida, JP;
Yoshihiko Matsumura, Tokyo, JP;
Yuichi Shimakawa, Uji, JP;
Masaki Azuma, Uji, JP;
KYOTO UNIVERSITY, Kyoto-shi, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
Provided are a thermal expansion suppressing member having negative thermal expansion properties and a metal-based anti-thermally-expansive member having small thermal expansion. More specifically, provided are a thermal expansion suppressing member, including at least an oxide represented by the following general formula (1), and an anti-thermally-expansive member, including a metal having a positive linear expansion coefficient at 20° C., and a solid body including at least an oxide represented by the following general formula (1), the metal and solid being joined to each other: (BiM)NiO(1) where M represents at least one metal selected from the group consisting of La, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Y, and In; and x represents a numerical value of 0.02≤x≤0.15.