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:
Feb. 03, 2009
Filed:
Mar. 07, 2006
Norio Tsurui, Kanagawa, JP;
Hajime Yamamoto, Tokyo, JP;
Nobuyuki Hatasa, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A liquid storage container comprises a liquid storage part for storing a liquid, a connection part for taking out the liquid, provided in the bottom part of the liquid storage part, and a pipe provided in the liquid storage part so as to cover the opening of the connection part on the liquid storage part side, wherein a plurality of liquid inlet holes are formed in the pipe, each communicating with the liquid storage part at a plurality of positions in the vertical direction, and the inlet resistance of the liquid inlet holes disposed in the lower layer area out of the plurality of the liquid inlet holes of the pipe is larger than the inlet resistance of the other liquid inlet holes.