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US 2008/0303880 A1Published application
Ink jet cartridge
AssigneeCanon Kabushiki Kaisha
InventorToshihiko Ujita
Life of this patent
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Abstract
The present invention provides an ink jet cartridge configured such that an absorber is housed in one space while ink is accommodated in the other space, the ink jet cartridge keeping the ink sealed during distribution. The ink jet cartridge has an ink tank portion that accommodates ink, a print head portion that ejects the accommodated ink, and an ink supply path connected between the ink tank portion and the print head portion. A seal member that seals the ink supply path is located on an ink tank portion side of the ink supply path.
Claims11
An ink jet cartridge comprising:
- an ink tank portion that accommodates ink;
- a print head portion to which the ink accommodated in the ink tank portion is supplied and which ejects the supplied ink;
- a print head portion-side ink inflow portion and an ink tank portion-side ink supply portion connecting the ink tank portion to the print head portion so as to supply the ink from the ink tank portion to the print head portion;
- and
- a seal member located and sandwiched between the print head portion-side ink inflow portion and the ink tank portion-side ink supply portion.
2 more elements
An ink jet cartridge comprising:
- an ink tank portion that accommodates ink;
- a print head portion to which the ink accommodated in the ink tank portion is supplied and which ejects the supplied ink;
- a print head portion-side ink inflow portion and an ink tank portion-side ink supply portion provided to connect the ink tank portion to the print head portion to supply the ink from the ink tank portion to the print head portion;
- and
- a seal member located between the print head portion-side ink inflow portion and the ink tank portion-side ink supply portion,
- wherein the seal member prevents the print head portion-side ink inflow portion and the ink tank portion-side ink supply portion from communicating with each other.
3 more elements
Dependencies are inferred from the claim text.