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US 8,025,376 B2Granted
Ink cartridges
AssigneeBrother Kogyo Kabushiki Kaisha
InventorsShingo Hattori, Tomohiro Kanbe, Toyonori Sasaki
Life of this patent
Estimating the term…
Abstract
An ink cartridge includes an ink chamber including one or more walls, and the one more walls include a film. The ink cartridge also includes one or more ribs disposed within the ink chamber. Specifically, the one or more ribs contact the film of the one or more walls, and a portion of the one or more ribs is positioned closer to a center of the ink chamber than to an edge of the ink chamber.
Claims15
An ink cartridge, comprising:
- an ink chamber comprising a first wall comprising a first film, and a second wall which is connected to and is perpendicular to the first wall, wherein the second wall has a first end and a second end;
- at least one rib disposed within the ink chamber, wherein the at least one rib contacts the first film of the first wall, and at least a portion of the at least one rib is positioned closer to a center of the ink chamber than to an edge of the ink chamber;
- an ink supply portion positioned at the second wall adjacent to the second end of the second wall;
- a translucent portion positioned at the second wall between the first end of the second wall and the ink supply portion, wherein the translucent portion is configured to be in fluid communication with the ink chamber;
- and
- a communication path configured to dispense ink from an interior of the ink chamber to an exterior of the ink chamber via the ink supply portion.
3 more elements
Dependencies are inferred from the claim text.