Ink-jet printing apparatus and ink cartridge therefor
First Claim
Patent Images
1. An ink cartridge for mounting on an ink jet printing apparatus having a plurality of contact members and a printhead which ejects ink, the ink cartridge comprising:
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an ink supply port formed on the wall for receiving an ink supply needle of the printing apparatus;
a storage device disposed on said cartridge; and
a plurality of electrodes provided on the exterior of said cartridge, including an electrode for electrically connecting said storage device to the ink jet printing apparatus and an electrode for electrically connecting to at least two of the contact members of the printing apparatus, wherein the electrode which contacts to at least two of the contact members of the printing apparatus is a detection electrode which represents an existence of the ink cartridge mounted on the printing apparatus.
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Abstract
An ink jet type printing apparatus in which an ink supply needle is located near one side in a direction perpendicular to the reciprocated directions of a carriage, a circuit board is mounted on a wall of an ink cartridge in the vicinity of the side on which an ink supply port is formed and plural contacts for connecting to external control means are formed on the exposed surface of the circuit board.
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Citations
80 Claims
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1. An ink cartridge for mounting on an ink jet printing apparatus having a plurality of contact members and a printhead which ejects ink, the ink cartridge comprising:
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a wall; an ink supply port formed on the wall for receiving an ink supply needle of the printing apparatus; a storage device disposed on said cartridge; and a plurality of electrodes provided on the exterior of said cartridge, including an electrode for electrically connecting said storage device to the ink jet printing apparatus and an electrode for electrically connecting to at least two of the contact members of the printing apparatus, wherein the electrode which contacts to at least two of the contact members of the printing apparatus is a detection electrode which represents an existence of the ink cartridge mounted on the printing apparatus. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
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27. An ink cartridge assembly for mounting on an ink jet printing apparatus having a plurality of contact members and a printhead which ejects ink, the ink cartridge assembly comprising:
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a wall; an ink supply port formed on the wall for receiving an ink supply needle of the printing apparatus; a storage device disposed on said ink cartridge assembly; and a plurality of electrodes provided on the exterior of said ink cartridge assembly, including an electrode for electrically connecting said storage device to the ink jet printing apparatus and an electrode for electrically connecting to at least two of the contact members of the printing apparatus, wherein the electrode which contacts to at least two of the contact members of the printing apparatus is a detection electrode which represents an existence of the ink cartridge assembly mounted on the printing apparatus. - View Dependent Claims (28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47)
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48. An ink cartridge for mounting on an ink jet printing apparatus having a plurality of contact members and a printhead which ejects ink, the ink cartridge comprising:
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a wall; an ink supply port formed on the wall for receiving an ink supply needle of the printing apparatus; a storage device disposed on said cartridge; and a plurality of electrodes provided on the exterior of said cartridge, including an electrode for electrically connecting said storage device to the ink jet printing apparatus and an electrode for electrically connecting to at least two of the contact members of the printing apparatus, wherein the electrode which contacts to at least two of the contact members of the printing apparatus is a detection electrode dimensioned and disposed so as to be electrically connected to the at least two contacts members of the printing apparatus when the printing apparatus detects if the ink cartridge is installed. - View Dependent Claims (49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74)
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75. An ink cartridge for mounting on an ink jet printing apparatus having a plurality of contact members and a printhead which ejects ink, the ink cartridge comprising:
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a wall; an ink supply port formed on the wall for directing ink in the cartridge to the printhead; a storage device storing information of ink and disposed on the cartridge; and a plurality of electrodes provided on the exterior of the cartridge, including an electrode for electrically connecting said storage device to the ink jet printing apparatus and an electrode for electrically connecting to at least two of the contact members of the printing apparatus, wherein said electrode which contacts to at least two contact members of the printing apparatus has an area larger than that of the other electrodes.
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76. An ink cartridge for mounting on an ink jet printing apparatus having a plurality of contact members and a printhead which ejects ink, the ink cartridge comprising:
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a wall; an ink supply port formed on the wall for directing ink in the cartridge to the printhead; a storage device storing information of ink disposed on the cartridge; and a plurality of electrodes provided on the exterior of the cartridge, including an electrode for electrically connecting said storage device to the ink jet printing apparatus and an electrode for electrically connecting to at least two of the contact members of the printing apparatus, wherein said electrode for electrically connecting to at least two of the contact members includes a first contact region and a second contact region in electrical communication with the first contact region.
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77. An ink cartridge for mounting on an ink jet printing apparatus having a plurality of contact members and a printhead which ejects ink, the ink cartridge comprising:
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a wall; an ink supply port formed on the wall for directing ink in the cartridge to the printhead; a storage device storing information of ink disposed on the cartridge; a plurality of electrodes provided on the exterior of the cartridge, including an electrode for electrically connecting said storage device to the ink jet printing apparatus and an electrode for electrically connecting to at least two of the contact members of the printing apparatus; and a substrate on which said storage device is disposed on one surface thereof and said plurality of electrodes are arranged on an other surface thereof.
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78. An ink cartridge for mounting on an ink jet printing apparatus having a plurality of contact members and a printhead which ejects ink, the ink cartridge comprising:
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a wall; an ink supply port formed on the wall for directing ink in the cartridge to the printhead; a storage device storing information of ink disposed on the cartridge; a plurality of electrodes provided on the exterior of the cartridge, including an electrode for electrically connecting said storage device to the ink jet printing apparatus and an electrode for electrically connecting to at least two of the contact members of the printing apparatus; and a substrate on which said storage device is disposed on a surface thereof, and said plurality of electrodes also are arranged on the surface of said substrate.
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79. An ink cartridge for mounting on an ink jet printing apparatus having a plurality of contact members and a printhead which ejects ink, the ink cartridge comprising:
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a wall; an ink supply port formed on the wall for directing ink in the cartridge to the printhead; a storage device storing information of ink disposed on the cartridge; and a plurality of electrodes provided on the exterior of the cartridge, including an electrode for electrically connecting said storage device to the ink jet printing apparatus and an electrode for electrically connecting to at least two of the contact members of the printing apparatus, wherein said plurality of electrodes are grouped into at least a first group and a second group, and wherein said first group and said second group of electrodes have different heights with respect to a direction in which the ink cartridge is mounted on the printing apparatus.
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80. An ink cartridge assembly for mounting on an ink jet printing apparatus having a plurality of contact members and a printhead which ejects ink, the ink cartridge assembly comprising:
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a wall; an ink supply port formed on the wall of the ink cartridge assembly for receiving an ink supply needle of the printing apparatus; a circuit board having a plurality of electrodes and a storage device disposed on said ink cartridge assembly, wherein said plurality of electrodes includes electrode for electrically connecting said storage device to the ink jet printing apparatus and an electrode for electrically connecting to at least two of the contact members of the printing apparatus.
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Specification