METHOD AND DEVICE FOR MAINTAINING A NOZZLE PRINT HEAD

The invention relates to a print head of a continuous ink jet printer comprising:- a cavity (5) for the circulation of jets,- means (4, 41, 4x, 4n) for producing at least one ink jet,- means (6) for sorting drops or segments of one or several of said jets intended, or not, for printing;- a slot (17)...

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Bibliographic Details
Main Authors GOBIN, Camille, HUGI, Niklaus, ABADIE, Jean-François, BONNETON, Damien, ROLLAND, Jean-Marie
Format Patent
LanguageEnglish
French
German
Published 01.01.2020
Subjects
CORRECTION OF TYPOGRAPHICAL ERRORS
i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME
LINING MACHINES
PERFORMING OPERATIONS
PRINTING
SELECTIVE PRINTING MECHANISMS
STAMPS
TRANSPORTING
TYPEWRITERS
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Summary:The invention relates to a print head of a continuous ink jet printer comprising:- a cavity (5) for the circulation of jets,- means (4, 41, 4x, 4n) for producing at least one ink jet,- means (6) for sorting drops or segments of one or several of said jets intended, or not, for printing;- a slot (17) open onto the exterior of the cavity (5),- a gutter for recovering (7, 70) drops or segments not intended for printing,- at least one spraying nozzle (20, 24), arranged in the cavity, for projecting at least one cleaning fluid towards at least one inner portion of the cavity (5);- means (24c, 28, 28a, 30, 32) for supplying at least said spraying nozzle with cleaning fluid.
Bibliography:Application Number: EP20190181737