Abstract: A device for introducing and maintaining a cartridge in a CIJ-type inkjet printer comprises a first support having two lateral sides, a back side and a front opening, this first support able to contain a cartridge and the back side having a fluidic connector. A second support, called the cartridge support, against which a cartridge can be maintained, can be actuated in rotation about a first axis of rotation extending between the two lateral sides of the first support between a position for loading and unloading a cartridge and a position for connecting a cartridge to the fluidic connector. The second support is, in the position for connecting, contained within the first support and comprises at least an opening this is opposite, or in contact, with the fluidic connector of the back side of the first support. An actuator is provided to rotate the second support about the first axis.

Abstract: A device for measuring the flow rate and viscosity of ink sent to a print head of an ink jet printer comprises: a restriction of the diameter of a conduit for the flow of ink arranged in the path thereof defined by the conduit; a sensor for measuring the pressure difference (Pin-Pout) between the pressure of fluid upstream of the restriction and the pressure of ink downstream of the restriction; a viscous leak, creating a pressure drop by friction loss, the viscous leak being in series with the restriction, in the path of the ink defined by the conduit; a sensor for measuring the pressure difference (PinV-PoutV) between the pressure of fluid upstream of the viscous leak and the pressure of ink downstream of the viscous leak; and a circuit for calculating the flow rate and viscosity of ink as a function of: (Pin-Pou)t and (PinV-PoutV).

Abstract: Methods, systems, and apparatus for thermal transfer printing include a band of material comprising a polyimide film, the band and a thickness of the band are selected based on heat transfer characteristics through the band; a print roller or platen configured and arranged to support a substrate; a printhead configured and arranged to thermally transfer ink from the band of material to the substrate; a combined heating and re-inking system comprising a heated ink roller comprising a textured outer surface, wherein a first portion of the heated ink roller contacts the band to cause ink on the band to re-melt, flow and replace at least some of the portion of the ink transferred to the substrate previously before arriving at the printhead again for a next print, and a second portion of the heated ink roller receives new ink; and a control system that matches the band and substrate speeds.

Abstract: A method of authenticating a consumable or detachable element of a continuous inkjet printer comprising: the controller of the printer generating a 1st item of random information that is dispatched to an authentication circuit of the element; encrypting the 1st item of information by the authentication circuit using a 1st encryption algorithm and a 1st secret key to form a 1st item of encrypted random information; dispatching the 1st item of information to the controller; encrypting the 1st item of information by the controller using a 2nd encryption algorithm and a 2nd secret key to form a 2nd item of encrypted random information; comparing the 1st item of encrypted random information with the 2nd encrypted item of random information to authenticate the consumable element; and if the consumable element is authenticated, dispatching at least one part of a 3rd key, termed the shared key, by the element to the printer.

Abstract: The invention relates to a circuit (100) for recovery of vaporized solvent in a cavity (5) in a print head of an inkjet printer, comprising: a double flow heat exchanger (30) comprising a first circuit between a first inlet (35) and a first outlet (36), for a gas flow from said cavity, this exchanger comprising a second circuit thermally coupled to the first circuit and located between a second inlet (37) and a second outlet (39), a condenser (8) with an inlet (35) with fluid coupling to the first outlet (36) from the exchanger, along the direction of circulation of the gas flow, and an outlet (86), with fluid coupling to the second inlet (37) of the double flow exchanger (30).

Abstract: In accordance with at least one aspect of the present disclosure, a printing apparatus includes: a housing including at least one removable portion, a pair of spool supports which are rotatably drivable by at least one motor, a supply spool, a take-up spool, each spool being receivable on a respective spool support, such that, in use, a ribbon extends along a ribbon path between the supply spool and the take-up spool, a ribbon identification system comprising: a tag for storing information concerning a property of the ribbon, a reader, wherein the tag is attached to one of the supply and take-up spools and the reader is attached to the removable portion or one of the removable portions, and wherein a signal emitted by the tag and received by the reader allows the reader to identify a property of the ribbon.

Abstract: The invention relates to a circuit (100) for recovery of vaporized solvent in a cavity (5) in a print head of an inkjet printer, comprising: a double flow heat exchanger (30) comprising a first circuit between a first inlet (35) and a first outlet (36), for a gas flow from said cavity, this exchanger comprising a second circuit thermally coupled to the first circuit and located between a second inlet (37) and a second outlet (39), a condenser (8) with an inlet (35) with fluid coupling to the first outlet (36) from the exchanger, along the direction of circulation of the gas flow, and an outlet (86), with fluid coupling to the second inlet (37) of the double flow exchanger (30).

Abstract: The invention relates to a print head of a binary continuous jet printer comprising: means for producing a plurality of ink jets in a cavity, delimited by lateral walls, and by an upper wall and a lower wall, means for separating drops or sections of one or more of said jets intended for printing from drops or sections that do not serve for printing, a slot, which passes through the lower wall, enabling the exit of ink drops intended for printing, a gutter for recovering drops or sections not intended for printing, means for injecting gas into the cavity, and for making this gas circulate, in the cavity, to the means for producing a plurality of ink jets in said cavity, then to the gutter.

Abstract: A method, a printer and a computer program for printing print information on at least one information carrier (122) comprising: receiving (201) print data comprising the print information in a first print information format; receiving (202) print instructions relating the print data to at least one property associated with the at least one information carrier (122); adapting (203) the print information in the print data into a second print information format according to one or more predetermined rules (162) in a database (161) corresponding to the related at least one property associated with the at least one information carrier (122); and printing (204) the adapted print information in the second print information format on the at least one information carrier (122).

Abstract: The invention relates to a method for detecting the presence of a jet from a multi-jet print head of an inkjet printer comprising a plurality of nozzles (4), at least one 1st and one 2nd deviation electrode (14a, 14b) for each jet, in which: the inkjet is produced by one of the nozzles, at a frequency fstim1, and is then charged by a voltage VTHT at a frequency fTHT, fTHT not being an integer multiple or sub-multiple of fstim1; a jet charge signal is detected, derived from sampling, at frequency fstim1, of the voltage at frequency fTHT, at least one spectral component of this signal being used to detect the presence of the jet.

Abstract: Embodiments herein relate to a printer for printing information on at least one article. The printer receives printing instructions to print information on the at least one article. The printing instructions indicate a remote data provider service from which at least a part of the information to be printed on the at least one article is to be requested. Then, the printer transmits a request to the remote data provider service requesting said at least part of the information from the remote data provider service when printing according to the received printing instructions. Also, the printer prints, on the at least one article, said requested at least part of the information upon receiving said requested at least part of the information from the remote data provider service.

Abstract: A liquid composition, including a solvent, for printing with a binary deflected continuous jet printing technique, wherein upon printing the liquid composition form drops that are each: not charged by an electric field, have a zero electric charge, form a dipole under the effect of an electric field, and are then deflected by the electric field. The liquid composition has all the following characteristics: a conductivity at 20° C. from 5 to 500 ?S/cm, still preferably a conductivity at 20° C. from 5 to 500 ?S/cm, the value of 500 ?S/cm being excluded, better a conductivity at 20° C. from 5 to 400 ?S/cm, still better a conductivity at 20° C. from 30 to 400 ?S/cm, for example from 30 to 200 ?S/cm; a dynamic viscosity at 20° C. from 1 to 25 cPs, preferably from 6 to 25 cPs; and a density from 0.8 to 2.5 g/cm3, preferably from 1.2 to 2.5 g/cm3.

Abstract: A terminal for making a hydraulic, electrical, or optical connection in an ink jet printing machine. The terminal extends along an axis XX?, and its external surface includes: a cylindrical portion, including a contact end and having a first diameter (d1), this end being provided with hydraulic or electrical or optical connection structure. The external surface also includes a collar, having a diameter (d2) higher than the first diameter (d1), and a throat, the bottom of which has a cross-section, in a plane perpendicular to the axis XX?, having at least one arc of circle portion having a third diameter (d3) lower than that of the collar, at least one planar part, and a part of this cross-section having a width lower than the third diameter. The throat continues with a connection device, for connecting to at least one hydraulic conduit or one electrical cable or one optical fiber.

Abstract: A solvent or ink container plug includes a cylindrical base having an upper side and a lower side, the lower side being configured to face an inside of a container when the container is closed by the plug. The plug further includes a connection portion, connected to the upper side of the cylindrical base, the connection portion comprising at least two connection tips. The cylindrical base includes a first aperture and a second aperture provided at the lower side of the cylindrical base. Moreover, the first aperture and second aperture are each in communication with a corresponding one of the two connection tips. Further, the connecting portion has a side dimension, measured in a plane perpendicular to an axis of introducing the plug onto or into the container, that is smaller than the cylindrical base.

Abstract: A device for recovery of the atmosphere containing solvent vapors from at least one ink recovery reservoir of a print machine comprising: n (n?1) filter(s) arranged at the outlet from at least one ink reservoir (10). Each filter comprises an inlet face, an outlet face, a filter body between the two faces, and conduit(s) for recovering at least part of a liquid condensed on the surface of the inlet face before this liquid has passed through it. Each filter is either: upstream from a condenser, an atmosphere output from the reservoir, passing through the inlet face, and then the filter body and the outlet face before being sent to the condenser; or downstream from the condenser, an atmosphere from the condenser passing through the inlet face, and then the filter body and the outlet face before being sent to at least one print head of the print machine, respectively.

Abstract: The embodiments herein relate to a method performed by an image capturing device for handling printed information on an information carrier. The image capturing device dynamically determines at least part of print information that should be printed on the information carrier by an industrial printer. When the print information has been printed on the information carrier by the industrial printer, the image capturing device captures an image of at least part of the print information on the information carrier.

Abstract: Methods, systems, and apparatus, including medium-encoded computer program products, for providing interrelated icons in user interfaces, e.g., for industrial printers, include a method including causing a printing device to print on a substrate in accordance with information provided through a graphical user interface; presenting selectable icons representing functions, associated with the printing device, being in each of two or more levels of a navigable hierarchy; enabling the user to navigate the hierarchy to provide the information; and improving efficiency of the printing device and reducing errors by including two graphical elements simultaneously in at least one of the selectable icons at one of the levels of the hierarchy; where one of the two graphical elements indicates a level of the hierarchy to which the function represented by the icon belongs; and the other one of the two graphical elements simultaneously indicates the function represented by the icon.