Ink cartridge having retaining structure
First Claim
1. An ink cartridge, comprising:
- a first region, a second region, a top region and a bottom region;
an ink supply port formed in the bottom region, the ink supply port having an axis;
a first retaining member disposed on the first region, the retaining member having a protruding engagement portion;
a projection disposed on the second region closer to the bottom region than to the top region, and extending away from the first region, the projection having a surface lying in a plane that is substantially parallel to the axis;
a memory unit disposed on the ink jet cartridge; and
a plurality of electrodes disposed on the surface and which are in electrical communication with the memory unit.
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Accused Products
Abstract
An ink cartridge having a container for storing ink therein and having an ink supply port formed at a leading end side in an insertion direction of the container, a memory device disposed on a first of two opposite surfaces parallel to the insertion direction of the container, the memory device having an electrode for electrical connection to the recording device; a retaining member disposed on the first surface and located at a trailing end side relative to the memory device in the insertion direction, the retaining member serving to selectively engage with the recording device; and another retaining member disposed on the second surface and which also serves to selectively engage with the recording device.
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Citations
24 Claims
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1. An ink cartridge, comprising:
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a first region, a second region, a top region and a bottom region; an ink supply port formed in the bottom region, the ink supply port having an axis; a first retaining member disposed on the first region, the retaining member having a protruding engagement portion; a projection disposed on the second region closer to the bottom region than to the top region, and extending away from the first region, the projection having a surface lying in a plane that is substantially parallel to the axis; a memory unit disposed on the ink jet cartridge; and a plurality of electrodes disposed on the surface and which are in electrical communication with the memory unit. - 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)
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Specification