Ink cartridge, set of ink cartridges, and ink cartridge determination system
A technology of ink cartridges and ink cartridges, applied in printing and other directions, can solve the problems of different, inaccurate information detected by sensors, and different determination results.
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[0037] by reference Figure 1-21 To understand the embodiments of the present invention and its features and technical advantages, like numerals are used for like corresponding parts in the various drawings.
[0038] refer to figure 1 , describes a recording device 250 according to an embodiment of the present invention. This recording apparatus 250 includes a paper feeding device 252 , a conveying device 253 , a recording unit 254 and a cassette mounting portion 276 . A paper feed tray 257 is provided at the bottom of the recording apparatus 250 , and a plurality of sheets located on the paper feed tray 257 are fed one by one to the passage 259 by the paper feed device 252 .
[0039] The conveying device 253 is located in this channel 259 and comprises a first pair of conveying rollers 261 and a second pair of conveying rollers 262 . The first pair of conveying rollers 261 is located on the upstream side of the recording unit 254 in the paper conveying direction, and the s...
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