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US 9,309,420 B2Granted
Ink-jet recording apparatus
AssigneeBrother Kogyo Kabushiki Kaisha
InventorsRyuji Kato, Ai Tahara
Life of this patent
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Abstract
There is provided an ink-jet recording apparatus, including: a water-based ink which contains glycol ether and water; and an element which is configured to contact with the water-based ink, is formed of a polyacetal resin, and contains aliphatic amide in an amount of less than 29 ppm by weight.
Claims19
An ink-jet recording apparatus, comprising:
- a water-based ink which contains glycol ether and water;
- an element which is configured to contact with the water-based ink, is formed of a polyacetal resin, and contains aliphatic amide in an amount of less than 29 ppm by weight;
- an ink discharging mechanism which has an ink discharging surface from which the water-based ink is discharged;
- and
- a purge unit configured to suck the water-based ink in the ink discharging mechanism, wherein the purge unit contains the element.
2 more elements
An ink-jet recording apparatus, comprising:
- a water-based ink which contains glycol ether and water;
- and
- an element which is configured to contact with the water-based ink, is formed of a polyacetal resin, and contains aliphatic amide in an amount of less than 29 ppm by weight,
- wherein the water-based ink is a colorless ink which does not contain a colorant.
1 more element
An ink cartridge comprising:
- a water-based ink which contains glycol ether and water;
- an ink container configured to accommodate the water-based ink therein;
- and
- a frame constructing a casing of the ink container,
- wherein the frame is an element which is configured to contact with the water-based ink, is formed of a polyacetal resin, and contains aliphatic amide in an amount of less than 29 ppm by weight.
2 more elements
Dependencies are inferred from the claim text.