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US 4,965,596 AGranted
Ink jet recording apparatus with waste ink distribution paths to plural cartridges
AssigneeCanon Kabushiki Kaisha
InventorsShigeyasu Nagoshi, Koji Terasawa, Hideki Yamaguchi
Life of this patent
Estimating the term…
Abstract
An ink jet recording apparatus includes first and second cartridges, each containing ink and a water ink collection unit and detachably mounted on the apparatus, a recovery mechanism for performing recovery operation for a recording head, and a distribution path for distributing the waste ink generated in the recovery operation into the waste ink collection units of the first and second cartridges.
Claims15
An ink jet recording apparatus comprising:
- a plurality of ink cartridges containing inks of different colors;
- a plurality of recording heads, receiving ink from said cartridges and discharging an ink droplet from corresponding nozzles;
- and
- waste ink collecting means for collecting the waste ink exhausted from the nozzles in waste ink reservoirs of said plurality of ink cartridges, wherein said waste ink collecting means comprises an ink absorbent member provided in a waste ink reservoir of each of said plurality of ink cartridges.
1 more element
An ink jet recording apparatus comprising:
- a plurality of cartridges detachable from said apparatus body, each cartridge having a waste ink collection portion for collecting waste ink and an ink absorbing member for absorbing waste ink therein;
- a recovery process mechanism for performing a recovery process for recovering waste ink from recording means;
- and
- distributing means for collecting waste ink recovered by the recovery process and distributing the waste ink recovered by the recovery process to each waste ink collection portion, said distributing means having a branch portion branched to distribute waste ink to each absorbing member.
1 more element
An ink jet recording apparatus comprising:
- a plurality of cartridges detachable from said apparatus body, each cartridge having a waste ink collection portion for collecting ink or waste ink;
- a recovery process mechanism for performing a recovery process for recovering waste ink from recording means;
- and
- distributing means, connecting said recovery process mechanism to said plurality of cartridges, for distributing waste ink recovered by the recovery process to each waste ink collection portion.
1 more element
An ink jet recording apparatus comprising:
- a plurality of cartridges detachable from said apparatus body, each cartridge having a waste ink collection portion for collecting ink or waste ink;
- a recovery process mechanism for performing a recovery process for recovering waste ink from recording means;
- distributing means, connecting said recovery process mechanism to said plurality of cartridges, for distributing waste ink recovered by the recovery process by said recovery process mechanism to each waste ink collection portion;
- and
- ink detecting mans for detecting the amount of ink remaining in each waste ink collection portion,
- wherein said distributing means selectively distributes waste ink to said waste ink collection portions in accordance with the detecting by said detecting means.
3 more elements
An ink jet recording apparatus comprising:
- a plurality of cartridges detachable from said apparatus body, each cartridge having a waste ink collection portion for collecting ink or waste ink;
- a recovery process mechanism for performing a recovery process for recovering waste ink from a recording means;
- distributing means, connecting said recovery process mechanism to said plurality of cartridges, for distributing waste ink recovered by the recovery process to each waste ink collection portion, said distribution means comprising:
- a distribution pipe having a plurality of branches, each branch being connected to one of said waste ink collection portions;
- and
- means for selectively closing each of said plurality of branches.
3 more elements
Dependencies are inferred from the claim text.