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:
Jan. 01, 2002
Filed:
Jul. 30, 1996
Takayuki Ono, Kawasaki, JP;
Hiroshi Sugitani, Machida, JP;
Kazuaki Masuda, Kawasaki, JP;
Hajime Yamamoto, Yokohama, JP;
Eiichiro Shimizu, Urawa, JP;
Torachika Osada, Yamato, JP;
Masahiko Higuma, Togane, JP;
Keisuke Matsuo, Yokohama, JP;
Jun Hinami, Kawasaki, JP;
Masaru Iketani, Sagamihara, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An ink absorber is housed inside a housing of an ink tank and is capable of retaining ink. The ink absorber has an outer surface equal to or corresponding to a shape of an internal surface of the housing and is made of a fiber material obtained by compressing a fiber body and thermally molding at least a surface thereof. An ink tank is comprised of the ink absorber and the housing. An ink jet cartridge is comprised of the ink tank and a print head. The ink absorber has an outer surface equal to or corresponding to a shape of an internal surface of the housing before being inserted into the housing. The ink absorber comprises a fiber material, and is formed by compressing a fiber body and thermally molding at least a surface thereof.