Patent application number | Description | Published |
20080316255 | FLEXIBLE WIRING MEMBER, LIQUID DROPLET JETTING HEAD, AND METHOD FOR CONNECTING FLEXIBLE WIRING MEMBER AND DEVICE - A flexible wiring member which connects a device and an external signal source has a plurality of wire members in which a plurality of wires are formed on one surface of a substrate, and a plurality of wire members is stacked to face the device. A plurality of bumps for connecting with the device are provided to the wires on a surface, of the wirings, facing the device. Bumps of one of the wire members overlapping with the other of the wire members face the device via the through hole formed in the other of the wire members. Accordingly, it is possible to realize high densification of wires in the flexible wiring while suppressing a rise in a cost. | 12-25-2008 |
20080316274 | LIQUID DROPLET JETTING APPARATUS - A liquid droplet jetting apparatus includes a jetting head unit having a nozzle which jets liquid droplets; an electric circuit board having a wiring and a circuit component which are connected to the jetting head unit and having one surface which is electrically insulated from the wiring and the circuit component; and a box-shaped head holder which supports the jetting head unit and the electric circuit board and has an opening. The jetting head unit and the electric circuit board are electrically connected with each other in the head holder; the jetting head unit is fixed to the head holder so as to airtightly close an inside of the head holder; and the electric circuit board is fixed to the head holder to airtightly close the inside of the head holder, with the one surface of the electric circuit board facing the outside of the head holder. | 12-25-2008 |
20090001819 | ELECTRIC POWER SUPPLY CUT-OFF CIRCUIT AND LIQUID DROPLET DISCHARGE APPARATUS - An electric power supply cut-off circuit comprises an IC which outputs a normal operation signal when the IC is operated normally, a switch which makes connection or disconnection between the IC and a power source, and a switching control circuit which continuously outputs a connection instruction signal during a period in which the normal operation signal is inputted from the IC, wherein the switch connects the IC and the power source when the connection instruction signal is inputted, and the switch cuts off the connection between the IC and the power source when the connection instruction signal is not inputted. Accordingly, it is possible to reliably avoid any excessive increase in the temperature of the IC and the ignition of the IC. | 01-01-2009 |
20090141096 | INK CARTRIDGE ACCOMMODATING DEVICE - An ink cartridge accommodating device is provided. The ink cartridge accommodating device includes: an accommodating portion which is configured to accommodate a plurality of ink cartridges arranged in an arrangement direction; and a plurality of sensors which are provided correspondingly to the plurality of ink cartridges, and which optically detect information related to the plurality of ink cartridges, respectively. Each of the sensors includes a light-emitting element which emits light and a light-receiving element which receives light. The light-emitting elements or the light-receiving elements of adjacent sensors are arranged adjacent to each other. | 06-04-2009 |
20090167809 | CARTRIDGE-INFORMATION DETECTING DEVICE - A cartridge-information detecting device including: an optical sensor for detecting information about a cartridge which stores ink and is removably mounted on a cartridge mount, the information including specific information indicating that the cartridge is in a state of being mounted on or removed from the cartridge mount; and a controller including a timer which measures time and configured to execute a control for changing an operational mode of the optical sensor, wherein the controller permits the optical sensor to operate in a constant operational mode in which the information about the cartridge is constantly detected through the optical sensor until the timer has measured a predetermined time from a timing at which the detection of information about the cartridge becomes to be allowed, and wherein the controller permits the optical sensor to operate in an intermittent operational mode in which only the specific information is intermittently detected through the optical sensor, after the predetermined time has passed. | 07-02-2009 |
20090219310 | INK CARTRIDGE-ATTACHING DEVICE AND INK JET RECORDING APPARATUS - An ink cartridge-attaching device includes a cartridge attachment section to which cartridges each storing an ink are attachable; optical sensors which are provided on the cartridge attachment section, which detect the cartridges attached to the cartridge attachment section, and each of which has light-emitting portion and light-receiving portion; and a controller which controls the optical sensors to obtain, based on signals from the optical sensors, information about the cartridges; and the optical sensors are disposed such that the light-emitting portion and the light-receiving portion of the optical sensors are arranged alternately in a row; and light emitted from the light-emitting portion included in a certain optical sensor among the optical sensors is received by the light-receiving portion included in the certain optical sensor and received by another light-receiving portion adjacent to the light-emitting portion and included in another optical sensor, among the optical sensors, adjacent to the certain optical sensor. | 09-03-2009 |
20100103231 | LIQUID SUPPLY APPARATUSES AND LIQUID CONTAINERS - A liquid supply apparatus includes a container mounting portion and a liquid container. The liquid container includes a case configured to store liquid therein, a first movable member positioned in the case, a second movable member positioned on the case, and a retainer configured to retain the second movable member in the first position. The first movable member and the second movable member include a pair of magnetic materials. When the second movable member moves from a first position to a second position, the first movable member is released from a fixed state in which the first movable member is immovably fixed to the case by a magnetic force acting between the pair of magnetic materials. | 04-29-2010 |
20100110154 | LIQUID SUPPLY APPARATUSES AND LIQUID CONTAINERS - A liquid supply apparatus includes a container mounting portion and a liquid container. The liquid container includes a case configured to store liquid therein, and a movable member positioned in the case. The movable member and the case comprise a pair of magnetic materials on which a magnetic force acts, such that the pair of magnetic materials attracts each other. When the liquid container is not mounted to the container mounting portion, the movable member is in a fixed state in which the movable member is fixed to the case by the magnetic force acting between the pair of magnetic materials. The container mounting portion includes a release member configured to release the movable member from the fixed state by generating a magnetic force acting between the pair of magnetic materials, such that the pair of magnetic materials separates away from each other. | 05-06-2010 |
20100194826 | LIQUID DROPLET DISCHARGE HEAD, LIQUID DROPLET DISCHARGE APPARATUS, AND METHOD FOR PRODUCING LIQUID DROPLET DISCHARGE HEAD - A piezoelectric actuator includes a first active portion interposed by an individual electrodes and a first constant electric potential electrode and a second active portion interposed by the individual electrode and a second constant electric potential electrode, and a wiring structure is provided with a wiring board and driver IC. The wiring board is provided with individual lines, a power line, a ground line, a first and second constant electric potential lines, a first short circuit line for short-circuiting the power line and the first constant electric potential line, and a second short circuit line for short-circuiting the ground line and the second constant electric potential line. Accordingly, a liquid droplet discharge head, which is capable of suppressing the crosstalk, is provided. The liquid droplet discharge head has the wiring structure suitable for the head. | 08-05-2010 |
20100214340 | PRINTER AND NOZZLE MALFUNCTION JUDGMENT PROGRAM - A printer comprises an ink-jet head, and a control unit which has a judgment pattern printing control section. When a judgment pattern is printed, the judgment pattern printing control section allows the discharge of ink droplets of a second color to an area on which ink droplets of a first color are to be landed, before discharging the ink droplets of the first color having a small color difference with respect to a color of a medium. Accordingly, the ink discharge malfunction is reliably judged for the nozzle irrelevant to the color of the recording medium and the color of the ink discharged from the ink-jet head. | 08-26-2010 |
20100231627 | LIQUID EJECTING APPARATUS AND METHOD FOR MANUFACTURING LIQUID EJECTING APPARATUS - A printer apparatus includes a drive circuit and a flexible board on which the drive circuit is mounted. A first input line and a second input line for inputting a driving signal respectively to the drive circuit and an actuator are provided on the flexible board. A thermistor that has a high resistance value with terminals provided therein being in an electrically disconnected state at a temperature not less than a predetermined temperature and has a low resistance value with the terminals being in an electrically connected state at a temperature lower than the predetermined temperature is provided between the first input line and the second input line. | 09-16-2010 |
20100245410 | INK SUPPLY DEVICES - An ink supply device includes an ink cartridge and a cartridge mounting portion including a first detector, a second detector, and a determiner. The ink cartridge includes a first detectable portion, a second detectable portion, and a third detectable portion. The determiner is configured to execute a first determination process in which it is determined whether or not the second detector detects the second detectable portion when the first detector initially detects the first detectable portion during an insertion of the ink cartridge into the cartridge mounting portion, and the determiner is configured to execute a second determination process in which it is determined whether or not the second detector detects the second detectable portion when the first detector stops detecting the first detectable portion during the insertion of the ink cartridge into the cartridge mounting portion. | 09-30-2010 |
20120229552 | LIQUID DROPLET JETTING APPARATUS AND LIQUID DROPLET JETTING STATE INSPECTION UNIT - A liquid droplet jetting apparatus includes: a liquid droplet jetting head which has a liquid droplet jetting surface on which a plurality of nozzles are open and aligned in a row in a first direction; and a liquid droplet jetting state inspection unit which inspects liquid droplet jetting state of each of the nozzles, including: a liquid droplet landing body which has a landing surface facing the liquid droplet jetting surface and on which the liquid droplets jetted from each of the nozzles land, and which is configured to be relatively movable, with respect to the liquid droplet jetting head, in a second direction which is parallel to the liquid droplet jetting surface and intersects the first direction; and a landing detection mechanism which detects whether or not the liquid droplets have landed on a predetermined detection area provided on the landing surface of the liquid droplet landing body. | 09-13-2012 |
20120249670 | LIQUID DROPLET JETTING APPARATUS - There is provided a liquid droplet jetting apparatus, including: a liquid droplet jetting head in which a plurality of nozzles and a plurality of individual channels are formed; a purge mechanism; a judgment mechanism which judges whether or not a defective nozzle in which a jetting failure occurs is included in purge target nozzles; a heating mechanism which heats a liquid in the plurality of individual channels; and a controller which controls the purge mechanism and the heating mechanism. In a case that the judgment mechanism judges that the defective nozzle is included in the purge target nozzles, the controller controls the heating mechanism and the purge mechanism to heat the liquid in a part of the plurality of individual channels, which include an individual channel communicating with the defective nozzle, and to execute the purge operation for the purge target nozzles. | 10-04-2012 |
20120249681 | LIQUID DROPLET DISCHARGE APPARATUS, PIEZOELECTRIC ACTUATOR, AND METHOD FOR PRODUCING LIQUID DROPLET DISCHARGE APPARATUS - A liquid droplet discharge apparatus, which discharges liquid droplets of a liquid, includes: a flow passage unit which is formed with a plurality of nozzles for discharging the liquid droplets of the liquid and a plurality of liquid flow passages including a plurality of pressure chambers communicated with the plurality of nozzles respectively; an actuator which has a sealing plate joined to the flow passage unit for defining the plurality of pressure chambers and which applies a pressure to the liquid contained in each of the plurality of pressure chambers by changing a volume of each of the plurality of pressure chambers by deforming the sealing plate; and a deformation adjusting member which adjusts a deformation amount of the sealing plate. | 10-04-2012 |
20130076827 | LIQUID JETTING APPARATUS - There is provided a liquid jetting apparatus including: a liquid jetting head configured to jet liquid; a liquid discharge unit configured to discharge the liquid from the liquid jetting head; a waste liquid recover unit including a waste liquid absorber configured to absorb a waste liquid discharged from the liquid jetting head by the liquid discharge unit and detection electrodes configured to detect a waste liquid amount absorbed into the waste liquid absorber; and a vibration generating source configured to vibrate the waste liquid absorber in a vibration direction, wherein the detection electrodes are disposed to make contact with an end surface defining the waste liquid absorber, and a normal direction of the end surface intersects with the vibration direction. | 03-28-2013 |
20130083102 | LIQUID JETTING APPARATUS - A liquid jetting apparatus includes: a liquid jetting head in which nozzles for jetting the liquid are formed and which has an actuator for jetting the liquid from the nozzles; an interposer substrate which is provided to the liquid jetting head and on which a driver IC is mounted; a control substrate which controls the liquid jetting head; a wire member which connects the interposer substrate and the control substrate; and a flexible circuit board which connects the interposer substrate and the actuator, wherein the interposer substrate has a first connecting portion to which the wire member is to be connected, and a second connecting portion to which the flexible circuit board is to be connected, and the driver IC is arranged nearer to the first connecting portion than the second connecting portion of the interposer substrate. | 04-04-2013 |
20130083121 | LIQUID JETTING APPARATUS - A liquid jetting apparatus is provided including: a liquid jetting head having a nozzle formed therein through which the liquid is jetted; a driving unit which is configured to output energy to the liquid jetting head; an energy recovery mechanism which is configured to recover and supply a part of the energy supplied from the driving unit to the liquid jetting head; and a mist removing unit to which the part of the energy recovered by the energy recovery mechanism is supplied so that the supplied energy is used to remove a mist generated under a condition that the liquid jetting head jets the liquid. | 04-04-2013 |
20130286433 | Image Forming Apparatus - An image forming apparatus which utilizes a communication device is disclosed. A communication unit of a housing which corresponds to an antenna portion is provided at a position at which the communication unit can be seen without obstruction from the upper side. A communication device such as a smartphone can be brought close to or into contact with the communication unit readily. Accordingly, wireless communication between the antenna portion and the communication device can be established. | 10-31-2013 |