Conveyance device, printer, and conveyance method
AssigneeSeiko Epson Corporation
InventorHiroyuki NAKAYAMA
Life of this patent
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Abstract
Provided is a conveyance device including a roll storage unit that stores a continuous sheet conveyance medium in a roll, a tractor that sequentially engages engaging parts in engagement holes formed along the length of the conveyance medium and conveys the conveyance medium stored in the roll storage unit, a roll drive unit that delivers the conveyance medium stored in the roll storage unit toward the tractor, a slack detection unit that detects slack in the conveyance medium between the roll storage unit and the tractor, and a control unit that controls the roll drive unit based on the detection value of the slack detection unit.
Claims14
A conveyance device, comprising:
- a roll storage unit configured to store a continuous sheet conveyance medium in a roll;
- a roll drive unit configured to deliver the conveyance medium stored in the roll storage unit toward the tractor;
- a tractor configured to sequentially engage engaging parts in engagement holes formed along the length of the conveyance medium and configured to convey the conveyance medium stored in the roll storage unit;
- a slack detection unit configured to detect slack in the conveyance medium between the roll storage unit and the tractor;
- and
- a control unit configured to control the roll drive unit based on a detection value of the slack detection unit.
A conveyance method of a conveyance device comprising a roll storage unit, a tractor, and a roll drive unit, the method comprising:
- storing a continuous sheet conveyance medium on a roll in the roll storage unit;
- delivering, by the roll drive unit, the conveyance medium toward the tractor;
- sequentially engaging engaging parts of the tractor in engagement holes formed along the length of the continuous sheet conveyance medium and conveying the conveyance medium;
- detecting slack in the conveyance medium between the roll storage unit and the tractor;
- and
- controlling the roll drive unit based on the slack detection.
Dependencies are inferred from the claim text.