| 摘要 |
PROBLEM TO BE SOLVED: To remarkably increase the mutual wiping amount of terminals on a cartridge side and a printer side while attaining the miniaturization of a cartridge and holding of the cartridge into a designed mounting position.SOLUTION: A printing material supply system 10 includes a printer 50 having a holder 600, and a cartridge 20 detachably mounted to the holder 600. The holder 600 is provided with apparatus side terminals 731-739, a first apparatus side locking part 810, a second apparatus side locking part 620, and a lever 800. The first apparatus side locking part 810 is formed as a part of the lever 800. A cartridge side contact part 460 contacting the apparatus side terminals 731-739 is provided on a negative Z-axis direction side (an ink supply port 280 side) than a second locking position 620L in which the cartridge is locked to the second apparatus side locking part 620. |
