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. 30, 2006
Filed:
Oct. 02, 2001
Shozo Hattori, Tokyo, JP;
Hajime Yamamoto, Yokohama, JP;
Eiichiro Shimizu, Yokohama, JP;
Hiroshi Koshikawa, Kawasaki, JP;
Hiroki Hayashi, Yokohama, JP;
Kenji Kitabatake, Kawasaki, JP;
Yoshio Koike, Kyoto, JP;
Tetsuya Fukumoto, Kyoto, JP;
Shozo Hattori, Tokyo, JP;
Hajime Yamamoto, Yokohama, JP;
Eiichiro Shimizu, Yokohama, JP;
Hiroshi Koshikawa, Kawasaki, JP;
Hiroki Hayashi, Yokohama, JP;
Kenji Kitabatake, Kawasaki, JP;
Yoshio Koike, Kyoto, JP;
Tetsuya Fukumoto, Kyoto, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Kyoraku Co., Ltd., Kyoto, JP;
Abstract
A liquid container includes an outer wall constituting a casing, an inner wall constituting an inner bladder for accommodating liquid, with the inner bladder having an outer shape substantially equivalent to an inner shape of the outer wall, and the inner bladder having a flexibility and being separable from the casing, and a pinch-off portion where portions of the inner wall are welded to each other and are pinched by the outer wall to be supported by the outer wall. The inner wall includes a thicker portion having a larger thickness than another portion of the inner wall at both sides of the welded portion, and a cavity is provided between an outer surface of the thicker portion of the inner wall and an inner surface of a corresponding portion of the outer wall.