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Patent Searching and Data


Title:
LIQUID CARTRIDGE
Document Type and Number:
Japanese Patent JP3231163
Kind Code:
B2
Abstract:

PURPOSE: To prevent the evaporation of a liquid by a container storing the liquid such as ink used in a recording medium apparatus such as an ink jet recording apparatus, a copier or a facsimile.
CONSTITUTION: In a liquid container 1 wherein two or more liquid chambers 4a, 4b, 4c, 4d, 4e are partitioned by two or more partition members and the adjacent liquid chambers 4a-4e are allowed to communicate with each other through liquid communication parts 6a, 6b, 6c, 6d, 6e and the lowering of the residual amt. of the liquid in the liquid chambers 4a-4e accompanied by the consumption of the liquid is successively generated at every liquid chambers 4a-4e, a buffer chamber 3 having an atmosphere communication hole and preventing the leak of the liquid to the outside when air in the liquid chambers 4a-4e expands is provided and a part or almost whole thereof covers at least the top surfaces of the liquid chambers 4a-4e.


Inventors:
Kenichiro Hashimoto
Application Number:
JP28095493A
Publication Date:
November 19, 2001
Filing Date:
November 10, 1993
Export Citation:
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Assignee:
Canon Inc
International Classes:
B41J2/175; (IPC1-7): B41J2/175
Domestic Patent References:
JP4214362A
JP679882A
JP752403A
JP760976A
Attorney, Agent or Firm:
Nobuyuki Kaneda (2 others)