The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 04, 2021
Filed:
Jun. 20, 2019
Dover Europe Sàrl, Vernier, CH;
Damien Bonneton, Hostun, FR;
Florence Odin, Montelier, FR;
DOVER EUROPE SÀRL, Vernier, CH;
Abstract
A print head of an ink jet printer comprising: a cavity for the circulation of jets, delimited laterally by side walls, at least one nozzle for producing at least one ink jet in the cavity, at least one generator applying a charge to at least one ink jet, at least one electrode for sorting drops or segments of one or several of the jets intended for printing from drops or segments that are not used for printing, a slot, open onto the exterior of the cavity, a 1gutter for recovering drops or segments not intended for printing, a 2gutter for recovering drops or segments that are not deflected and not intended for printing, this 2gutter comprising an input slot and at least one suction channel, an actuator in order to actuate the 2gutter, a 1detector to detect an electrical charge of drops recovered in the 2gutter for recovering when the latter is in a closed position and/or a detector to detect, without contact, the passing of charged drops when the 2gutter is in an open position.