| 摘要 |
PROBLEM TO BE SOLVED: To provide a device by which ejection of a cartridge can be performed in interlock with release of lock to the cartridge by only one operation. SOLUTION: A device comprises a cartridge 3, and a main body device 5 in which the cartridge 3 is detachably installed, and the cartridge 3 has a connector 11 and engagement grooves 13a, 13b on one side. The main body device 5 has a connector receiving part 23 to be connected to the connector 11 on the cartridge 3 side when the cartridge 3 is installed, and engagement claws 25a, 25b to be engaged with the engagement grooves 13a, 13b. The main body device 5 also has a lock means to lock engagement of the engagement grooves 13a, 13b with the engagement claws 25a, 25b. In addition, the main body device 5 has an operation part 27 to release above engagement lock, and a discharge means to eject the cartridge 3 in interlock with lock releasing action when the operation part 27 is operated. |
