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US 2006/0232644 A1Published application
Ink jet device with individual shut-off
AssigneesHeidelberger Druckmaschinen AG, Spectra, Inc.
InventorsSandra Graveson, Alan Menard
Life of this patent
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Abstract
An ink jet print head includes an ink delivery system and a plurality of ink jet modules connected to the ink delivery system, the plurality of ink jet modules including a first ink jet module and a second ink jet module. The ink delivery system includes a first cut-off device selectively blocking ink flow to the first ink jet module and a second cut-off device of the ink delivery system selectively blocking ink flow to the second ink jet module.
Claims9
An ink jet print head comprising:
- an ink delivery system;
- and
- a plurality of ink jet modules connected to the ink delivery system, the plurality of ink jet modules including a first ink jet module and a second ink jet module;
- the ink delivery system including a first cut-off device selectively blocking ink flow to the first ink jet module and a second cut-off device of the ink delivery system selectively blocking ink flow to the second ink jet module.
1 more element
An ink jet print head comprising:
- an ink delivery system;
- and
- a plurality of ink jet modules connected to the ink delivery system, the plurality of ink jet modules including a first ink jet module and a second ink jet module, the ink delivery system including a first ink passage delivering ink to the first ink jet module, a second ink passage delivering ink to a second ink passage, a first ink disconnect valve connected to the first ink passage, a second ink disconnect valve connected to the second passage, and a removable module having a common ink inlet connected to a first outlet and a second outlet, the first outlet interacting with the first disconnect valve and the second outlet interacting with the second disconnect valve so that when the module is connected to the ink delivery system, the first and second disconnect valves are open, and when the module is removed the first and second disconnect valves are closed.
Dependencies are inferred from the claim text.