Patent ID: 6024443
Filing Date: 2000-02-15
Classification: B41J

Abstract:
A system for supplying ink to an ink jet head, comprising:plurality of individual modules each formed with an inlet connection neck;an ink supply tank;an ink hose connected to said ink supply tank;a common adapter for said modules, said adapter being formed as a fluid distributor element and being elastically mounted on a side thereof on said inlet connection necks, said common adapter having a common adapter neck and being provided with a pressure equalization diaphragm;each of said modules including an ink jet printing module having a jet printing chamber, said ink jet printing module existing of three mutually adjacent plates each formed with a lateral partial tab, said partial tabs covering one another and together forming a tab, said respective inlet connection neck being mechanically and fluidically coupled to said tab parallel to an associated side edge of said ink jet printing module;said ink jet printing module being formed with at least one common supply conduit for supplying ink to said jet printing chambers in the print head, said conduit extending into said tab;said mutually adjacent plates forming a stack of plates with in outer plate and a middle plate, wherein said outer plate has a printing module bore formed therein which communicates with a common supply channel on one side, via a labyrinth connection through said middle plate; andsaid printing module bore in said outer plate communicating with said ink tank via an angle bore in said inlet connection neck and a labyrinth connection in said adapter with said common adapter neck and via said ink hose slipped onto said common adapter neck of said adapter.