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US 6,582,069 B2Granted
Ink-jet recording head and recording apparatus
AssigneeCanon Kabushiki Kaisha
InventorsTetsuya Ohashi, Yutaka Koizumi, Hiroyuki Kigami, Satoshi Shimazu
Life of this patent
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Abstract
There is provided an ink-jet recording head comprising a printing head unit which has one or more discharge portions for discharging one or more types of fluids for printing, a tank holder unit in which one or more tanks for storing one or more types of fluids to be discharged by the printing head unit are loaded, and a fluid supply path which is formed in the tank holder unit and communicates with the printing head unit and the tank, wherein a buffer chamber for keeping gas is connected to the fluid supply path.
Claims8
An ink-jet recording head comprising:
- a printing head unit which has one or more discharge portions for discharging one or more types of fluids for printing,
- a tank holder unit in which one or more tanks for storing one or more types of fluids to be discharged by the printing head unit are loaded, and
- a fluid supply path which is formed in the tank holder unit and communicates with the printing head unit and the tank, wherein a buffer chamber for keeping gas is connected to the fluid supply path.
Dependencies are inferred from the claim text.