Patent application number | Description | Published |
20100181188 | ANODIZING APPARATUS - An anodizing apparatus includes a first electrode member electrically connected to a processing subject formed with a circumferential groove at an outer circumferential surface thereof, a second electrode member including an inner circumferential surface, facing each of the outer circumferential surface and the circumferential groove of so as to include an interval, elastic seal members for sealing a clearance generated between the outer circumferential surface of and the inner circumferential surface, and a thrusting mechanism thrusting the elastic seal members to the second electrode member, and thereby elastically deforming the elastic seal members so as to seal the clearance. The thrusting mechanism is switchable between a thrusting state and a released state. A fluid supplying passage, through which an electrolytic solution is supplied to the circumferential groove, and a fluid discharging passage, through which the electrolytic solution is discharged, are formed so as to open at the inner circumferential surface. | 07-22-2010 |
20110098119 | TORQUE FLUCTUATION ABSORBING APPARATUS - A torque fluctuation absorbing apparatus includes a first plate member, a second plate member rotatable relative to the first plate member, and a first friction member disposed between the first plate member and the second plate member and pressed against the first plate member in a slidable manner. The second plate member includes a first retaining surface that makes contact with the first friction member. The first friction member includes a plurality of grooves at a surface facing the first retaining surface of the second plate member, the grooves extending in a radial direction of the first friction member. | 04-28-2011 |
20120166023 | DOOR OPENING/CLOSING APPARATUS AND COATING FILM FORMING METHOD - A door opening/closing apparatus includes an opening/closing handle provided in a vehicle door, electrodes disposed in the door handle, a detection circuit configured to detect a change of electrostatic capacitance which occurs in the vicinity of the electrodes when a human body portion approaches or contacts the door handle and then to output a locking or unlocking operation signal and a device for executing locking or unlocking of the door based on the operation signal, and a transmission/reception antenna for effecting transmission/reception with a portable unit corresponding to the vehicle, wherein the door handle includes an insulating base body, and on a vehicle outer side surface of the base body, there is attached a metal layer comprised of a group of island shaped metal particles that extend along the surface of the base body and that are separated from each other. | 06-28-2012 |
20130043122 | SURFACE TREATMENT APPARATUS - Disclosed is a surface treatment apparatus including one of a positive electrode member and a negative electrode member to be electrically connected to a treatment-object article made of metal and having an annular treatment-object area in an outer circumferential face thereof, a frame member having a non-conductive inner circumferential face opposed with a gap to the outer circumferential face and to the annular treatment-object area, a non-conductive elastic seal member capable of forming an electrolysis solution path along the annular treatment-object area by sealing the gaps between portions of the outer circumferential face opposed to each other across the annular treatment-object area and the inner circumferential face, the other one of the positive electrode member and the negative electrode member having a bar-like shape with a leading end portion that protrudes into the electrolysis solution path toward the treatment-object article, and an electrolysis solution circulating means for circulating an amount of electrolysis solution along the electrolysis solution path. | 02-21-2013 |
20140151239 | ANODIZING APPARATUS AND ANODIZING METHOD - An anodizing apparatus configured to perform an anodization on a metallic material to be processed provided with a projecting portion on a surface thereof, includes: an electrolysis tank configured to store electrolytic solution for anodization; a first electrode portion formed of a metal and electrically connected to the material in an immersed state immersed in the electrolytic solution in the electrolysis tank; a second electrode portion formed of a metal and opposing the material in the immersed state; an electrode apparatus configured to apply a predetermined voltage between the first and second electrode portions; a retaining device configured to retain and rotate the material in the immersed state; and a first injection device configured to inject the electrolytic solution toward a predetermined area deviated from the material in a storage space in the electrolysis tank so that the material is deviated from a line in the direction of injection. | 06-05-2014 |
Patent application number | Description | Published |
20110086964 | POLYVINYL CHLORIDE RESIN COMPOSITION AND MANUFACTURING METHOD THEREOF - A polyvinyl chloride resin composition contains: from 0.005 to 5 parts by weight of a vinyl alcohol-based polymer having a degree of saponification of from 75 to 99.9 mol % and having a viscosity average degree of polymerization of 450 or less; and from 0.01 to 5 parts by weight of a zinc compound, based on 100 parts by weight of a polyvinyl chloride resin. A polyvinyl chloride resin composition is thereby provided that is excellent in thermal stability while being shaped and with which a less colored shaped article can be obtained. | 04-14-2011 |
20110130504 | POLYVINYL CHLORIDE RESIN COMPOSITION AND MANUFACTURING METHOD THEREOF - A polyvinyl chloride resin composition contains: from 0.005 to 5 parts by weight of a vinyl alcohol-based polymer having a degree of saponification of not less than 30 mol % and less than 75 mol % and having a viscosity average degree of polymerization of less than 300; and from 0.01 to 5 parts by weight of a zinc compound, based on 100 parts by weight of a polyvinyl chloride resin. A polyvinyl chloride resin composition is thereby provided that is good in thermal stability while being shaped and with which a shaped article of excellent transparency can be obtained. | 06-02-2011 |
20110178217 | POLYVINYL CHLORIDE RESIN COMPOSITION AND METHOD FOR PRODUCING THE SAME - A polyvinyl chloride resin composition contains: from 0.005 to 5 parts by weight of a vinyl alcohol-based polymer containing from 0.01 to 15 mol % of a monomer unit having a specific polyoxyalkylene group in a side chain and having a degree of saponification of from 30 to 99.9 mol %; and from 0.01 to 5 parts by weight of a zinc compound, based on 100 parts by weight of a polyvinyl chloride resin. In addition, a polyvinyl chloride resin composition contains: from 0.005 to 5 parts by weight of a vinyl alcohol-based polymer containing from 0.5 to 18 mol % of an ethylene unit and having a degree of saponification of a vinyl acetate unit of from 30 to 99.9 mol %; and from 0.01 to 5 parts by weight of a zinc compound, based on 100 parts by weight of a polyvinyl chloride resin. A polyvinyl chloride resin composition is thereby provided which is excellent in thermal stability while being shaped and with which a less colored shaped article can be obtained. | 07-21-2011 |
20110201737 | POLYVINYL CHLORIDE RESIN COMPOSITIONS AND MANUFACTURING METHOD THEREFOR - A polyvinyl chloride resin composition contains: from 0.005 to 5 parts by weight of a polyvinyl alcohol having a viscosity average degree of polymerization of from 100 to 3000 and having a ratio Mw/Mn of a weight average molecular weight | 08-18-2011 |
20110213063 | POLYVINYL CHLORIDE RESIN COMPOSITION AND METHOD FOR PRODUCING SAME - A polyvinyl chloride resin composition contains: from 0.005 to 5 parts by weight of a vinyl alcohol-based polymer having a degree of saponification of from 30 to 99.9 mol %, having a viscosity average degree of polymerization of 1000 or less, and having a carboxyl group, a sulfonic acid group, or a salt thereof at a terminal; and from 0.01 to 5 parts by weight of a zinc compound, based on 100 parts by weight of a polyvinyl chloride resin. In addition, a polyvinyl chloride resin composition contains: from 0.005 to 5 parts by weight of a vinyl alcohol-based polymer having an alkyl group with a carbon number of 6 or more at a terminal, having a degree of saponification of from 30 to 99.9 mol %, and having a viscosity average degree of polymerization of 1000 or less; and from 0.01 to 5 parts by weight of a zinc compound, based on 100 parts by weight of a polyvinyl chloride resin. A polyvinyl chloride resin composition is thereby provided which is excellent in thermal stability while being shaped and with which a less colored shaped article can be obtained. | 09-01-2011 |
20110313105 | POLYVINYL ALCOHOL POLYMER AND METHOD FOR PRODUCING THE SAME - The present invention provides a polyvinyl alcohol polymer having excellent water solubility, compared to conventional polyvinyl alcohol polymers, and having a high cloud point even when the polyvinyl alcohol polymer is partially saponified. The present invention is a polyvinyl alcohol polymer having, at its end, a group represented by the general formula (I) and/or having, in its main chain, a group represented by the general formula (II). In the formulae, R denotes a hydrogen atom or an OM group, and M denotes a hydrogen atom, an alkali metal atom, a 1/2 alkaline earth metal atom, or an ammonium group. | 12-22-2011 |
Patent application number | Description | Published |
20090111940 | DISPERSION STABILIZER - The aforementioned problems can be solved by a dispersion stabilizer composed of a polyvinyl alcohol polymer (B) having a double bond in its side chain. The polyvinyl alcohol polymer (B) is obtained by esterifying a polyvinyl alcohol polymer (A) with a carboxylic acid having an unsaturated double bond or a salt thereof. Furthermore, the aforementioned problems can be solved with a dispersion stabilizer composed of a carboxylic acid-modified polyvinyl alcohol polymer (C) that is obtained by esterifying a polyvinyl alcohol polymer (A) with aliphatic carboxylic acid and/or aromatic carboxylic acid containing no olefinically unsaturated bond in the molecule or a salt thereof. | 04-30-2009 |
20100041828 | DISPERSION STABILIZER FOR SUSPENSION POLYMERIZATION - The present invention provides a dispersion stabilizer having an excellent polymerization stability. When used for suspension polymerization of vinyl compounds even in small amounts, the dispersion stabilizer according to the present invention attains the effects that: with respect to vinyl polymer particles to be obtained, the plasticizer absorptivity is high, leading to easy processing; residual monomer components such as a vinyl compound can be removed easily; the number of coarse particles is small; the obtained particles are as uniform as possible in particle size so that formation of fish-eyes can be prevented. The present invention provides a dispersion stabilizer for suspension polymerization including a polyvinyl alcohol polymer (A) having a saponification degree of 60 mol % or more and a polymerization degree of 200 or more, and a polyvinyl alcohol polymer (C) obtained by esterifying a polyvinyl alcohol polymer (B) having a saponification degree of less than 60 mol % with a carboxylic acid compound. | 02-18-2010 |
20100184917 | METHOD FOR PRODUCING VINLY RESIN - The present invention provides a method for producing a vinyl resin in which, in suspension polymerization of a vinyl compound using a polymerization tank equipped with a reflux condenser, uniform vinyl polymer particles are obtained and an excellent defoaming property is achieved against dry foam that occurs at middle to later stages of the polymerization. The present invention provides a method for producing a vinyl resin including the step of in suspension polymerization of a vinyl compound using a polymerization tank equipped with a reflux condenser in the presence of a dispersion stabilizer for suspension polymerization, adding, at the time when the polymerization conversion is 10% or more, 0.001 to 5 parts by weight of a vinyl alcohol polymer (A) that has, in its side chain, an unsaturated double bond, an aromatic group optionally having a carboxyl group, a saturated aliphatic group having a carboxyl group, or a saturated aliphatic group having at least 11 carbon atoms, with respect to 100 parts by weight of the vinyl compound. | 07-22-2010 |
20100190890 | POLYVINYL ALCOHOL AS CO-STABILIZER FOR PVC - Thermoplastically processable PVC mixtures having enhanced stability are prepared by incorporating at least one stabilizer containing metal ions and a modified polyvinyl alcohol co-stabilizer. | 07-29-2010 |
20100234508 | CARBOXY-MODIFIED POLYVINYL ALCOHOL AS CO-STABILIZER FOR PVC - Use of a modified polyvinyl alcohol, obtained by copolymerization of at least on vinyl ester and at least one olefinically unsaturated carboxylic acid or the metal salt, anhydride or ester thereof and subsequent partial saponification of the copolymer as co-stabilizer in thermoplastic processable mixtures based on polyvinyl chloride, containing at least one metal ion stabilizer. | 09-16-2010 |
20100324198 | DISPERSION STABILIZER FOR SUSPENSION POLYMERIZATION OF VINYL COMPOUND AND METHOD OF PRODUCING VINYL COMPOUND POLYMER - Provided is a polyvinyl alcohol-based dispersion stabilizer used for suspension polymerization of a vinyl compound. When this dispersion stabilizer is used, it reduces the formation of coarse particles and allows the obtained vinyl polymer to have a sharp particle size distribution, and reduces the amount of scale deposited on a polymerization vessel more than ever before. Also provided is a method of producing this dispersion stabilizer. This dispersion stabilizer is composed of a carbon monoxide-vinyl alcohol copolymer including a constitutional unit derived from carbon monoxide (a CO unit) and a vinyl alcohol unit, and has a content of the CO unit of 0.01 to 8 mol %, a viscosity-average degree of polymerization of 200 to 3500, and a saponification degree of 60 to 90 mol %. | 12-23-2010 |
Patent application number | Description | Published |
20100289351 | ELECTRIC ROTATING MACHINE - The electric rotating machine is provided with an intermediate plate having a power circuit connection portion that is connected with an outgoing lead drawn out from a power circuit unit and an armature winding connection portion that is connected with the power circuit connection portion and an outgoing lead drawn out from an armature winding. The power circuit connection portion and the armature winding connection portion are arranged at desired positions and outgoing leads from the armature winding of the stator are drawn out in such a way as to fall within a given space, so that intermediate connection lines for connecting windings can be shortened. Accordingly, not only the breakage of an intermediate connection line caused by a vibration can be prevented, but also the switching elements can separately be arranged so as to reduce thermal interference between the switching elements; therefore, the switching elements can effectively be cooled. | 11-18-2010 |
20100289352 | ELECTRICAL ROTATING MACHINE - An object of the present invention is to provide an electrical rotating machine that prevents heat generated from a stator winding from being transmitted to an inverter circuit. A rotor having a field winding, and a stator having a stator winding arranged so as to surround the rotor are provided. One end of a rear bracket is connected to the stator, and arranged inside the rear bracket is a heat sink assembly including a heat sink having switching elements for controlling the field winding and the stator winding mounted thereto. The heat sink assembly is fixed to protruding portions protruding from an end surface of the rear bracket. | 11-18-2010 |
20110175496 | CONTROL APPARATUS-INTEGRATED DYNAMOELECTRIC MACHINE - A dynamoelectric machine main body, power circuit modules and a field circuit module, and a control apparatus that has a heatsink that is prepared by die casting, and that is mounted integrally onto the dynamoelectric machine main body are included, the heatsink including a plurality of convex heat receiving portions that are disposed so as to project from a front surface of a base plate, and that have heat receiving surfaces, the power circuit modules and the field circuit module including seal main body portions that are constituted by an electrically insulating resin that seal switching elements so as to expose bottom surfaces of element heat radiating portions on reference surfaces that have a surface shape that corresponds to a shape of the heat receiving surfaces, and electrical insulation supporting layers being interposed between the bottom surfaces of the heat receiving surfaces and the element heat radiating portions. | 07-21-2011 |
20110254148 | SEMICONDUCTOR APPARATUS - The invention is to provide a semiconductor apparatus configured to position a semiconductor device reliably and easily without having a protruding portion formed in the bottom surface of the semiconductor device in the semiconductor apparatus. A semiconductor apparatus is fabricated by attaching a semiconductor device of a surface mount package type and a wiring member to a heat sink. A fitting portion in which the semiconductor device is fit is provided to the wiring member, so that the semiconductor device is positioned by fitting the semiconductor device into the fitting portion provided to the wiring member. According to the semiconductor apparatus of the invention, it becomes possible to position the semiconductor device at a high degree of accuracy. | 10-20-2011 |
20130187497 | ROTARY ELECTRIC MACHINE - The rotary electric machine main body includes: a stator; a rotor that includes a rotating shaft and that is rotatable relative to the stator; and a supporting body that supports the stator and the rotor. The controlling apparatus includes a power circuit portion that is disposed around the rotating shaft, and that converts electric power that is received from the rotary electric machine main body or electric power that is supplied to the rotary electric machine main body between alternating current and direct current. The power circuit portion includes: a power module; and an electric power interconnecting part that includes a conductor that is connected to a terminal of the power module. The electric power interconnecting part is disposed so as to avoid overlapping with a region of the power module when the power circuit portion is viewed in an axial direction of the rotating shaft. | 07-25-2013 |
20130307130 | SEMICONDUCTOR DEVICE - A semiconductor device is provided, in which a first lead ( | 11-21-2013 |
20130320818 | SEMICONDUCTOR DEVICE, INVERTER DEVICE PROVIDED WITH SEMICONDUCTOR DEVICE, AND IN-VEHICLE ROTATING ELECTRICAL MACHINE PROVIDED WITH SEMICONDUCTOR DEVICE AND INVERTER DEVICE - Provided is a semiconductor device including: a first MOS-FET ( | 12-05-2013 |
20130334934 | ROTARY ELECTRIC MACHINE - Provided is a rotary electric machine including housings, a stator, a rotor, bearings, a slip ring, a power assembly, a control assembly, a rotation sensor, and a brush holder, in which a switching element mounting surface of the power assembly and a surface of the control assembly, on which a control element of a control circuit is mounted, are placed in parallel to a rotation shaft, and the rotation sensor is placed between the rear bearing and the slip ring. | 12-19-2013 |
20140354087 | ELECTRIC ROTATING MACHINE - A power module composite includes a power module ( | 12-04-2014 |
20140361648 | ELECTRIC ROTATING MACHINE - Two or more switching devices ( | 12-11-2014 |
Patent application number | Description | Published |
20090243407 | CONTROLLER-INTEGRATED ELECTRIC ROTATING MACHINE - In a controller-integrated electric rotating machine provided with a power circuit unit and a control circuit unit, a cooling property is improved so that the control circuit unit does not impair a flow of air for cooling the power circuit unit. | 10-01-2009 |
20090286036 | MULTI-LAYERED PHASE-CHANGE OPTICAL RECORDING MEDIUM - A multi-layered phase-change optical recording medium having a first substrate and a second substrate, and a plurality of information layers, wherein each of thermal diffusion layers of information layers other than an information layer disposed at the innermost side as viewed from the first substrate side has In oxide, Zn oxide, Sn oxide and Si oxide, and when the contents of thereof are represented by “a”, “b”, “c” and “d” [mol %] respectively, the following requirements are satisfied, and when the refractive index of the first and second substrates was represented by “n”, the laser light wavelength is represented by “λ” and the depth of the groove guide of the first and second substrates is represented by H, the H satisfied the following requirement, | 11-19-2009 |
20100003446 | OPTICAL RECORDING MEDIUM, AND SPUTTERING TARGET AND METHOD FOR PRODUCING THE SAME - An optical recording medium containing a substrate and a recording layer over the substrate, wherein the recording layer primarily contains Bi and O, and further contains B and at least one element X selected from Ge, Li, Sn, Cu, Fe, Pd, Zn, Mg, Nd, Mn and Ni, and a sputtering target containing Bi, B and at least one element X selected from Ge, Li, Sn, Cu, Fe, Pd, Zn, Mg, Nd, Mn and Ni. | 01-07-2010 |
20100014394 | WRITE-ONCE-READ-MANY OPTICAL RECORDING MEDIUM AND RECORDING METHOD THEREFOR - A recording method including: recording on a write-once-read-many optical medium capable of recording and reproducing with a blue laser by CAV, ZCLV, or PCAV, wherein a laser emission pattern including a recording pulse comprises two or more different levels of recording power, and a laser emission time standardized by the laser emission pattern and reference clock is fixed regardless of a recording linear velocity. | 01-21-2010 |
20100020668 | RECORDABLE OPTICAL RECORDING MEDIUM AND RECORDING METHOD THEREOF - Provided is a recordable optical recording medium that comprises a substrate, a recording layer, and a reflective layer, wherein the recording layer and the reflective layer are formed on the substrate, the recording layer is formed of an inorganic material, and information is recorded on the recordable optical recording medium by use of an irreversible change at the recording layer caused by irradiating blue laser light. | 01-28-2010 |
20120069101 | INKJET HEAD - An inkjet head includes a channel substrate having multiple individual liquid chambers arranged in a shorter-side direction of the channel substrate, the individual liquid chambers being separated by multiple liquid chamber partition walls and communicating with ink supply openings; multiple diaphragms defining surfaces of the individual liquid chambers facing toward nozzle openings; multiple actuators formed on the diaphragms, each of the actuators being formed of a lower electrode, a piezoelectric element, and an upper electrode stacked in layers; and multiple individual electrode interconnects led out from the upper electrodes of the actuators, the individual electrode interconnects being connected to the corresponding upper electrodes on the nozzle opening side and on the ink supply opening side of the upper electrodes, the individual electrode interconnects being formed in regions where the liquid chamber partition walls are formed. | 03-22-2012 |
20120181903 | CONTROLLER-INTEGRATED ELECTRIC ROTATING MACHINE WITH A SHIFTED CONTROL CIRCUIT - In a controller-integrated electric rotating machine provided with a power circuit unit and a control circuit unit, a cooling property is improved so that the control circuit unit does not impair a flow of air for cooling the power circuit unit. A power circuit unit having switching elements for converting DC power to AC power for supplying the AC power to an electric rotating machine, a control circuit unit for controlling the switching elements of the power circuit unit, and a rotational position detection sensor arranged on a rotating shaft for detecting the rotation of the rotating shaft are provided. The control circuit unit is disposed, when viewed in the direction of the rotating shaft, at a position where the power circuit unit is not disposed and is shifted radially outward so as not to overlap the rotational position detection sensor. | 07-19-2012 |
20120206540 | INKJET HEAD - Disclosed is an inkjet head including a channel substrate; a multi-interconnect structure formed on the channel substrate, including a vibration layer, plural piezoelectric elements each including a first electrode, a piezoelectric layer and a second electrode, and a common electrode interconnect electrically connected to the first electrode including a first common electrode interconnect and a second common electrode interconnect which has a thickness thicker than that of the first common electrode interconnect; and a support substrate bonded to the channel substrate through the multi-interconnect structure, the support substrate being provided with a first concave portion at a surface facing the channel substrate at an area corresponding to the second common electrode interconnect to accommodate the second common electrode interconnect. | 08-16-2012 |
20120206545 | INKJET HEAD AND IMAGE FORMING DEVICE - Disclosed is an inkjet head that includes individual liquid chambers having liquid droplet discharging holes; an oscillation plate; piezoelectric elements formed by laminating a lower electrode, a piezoelectric material, and upper electrodes on the oscillation plate, wherein the lower electrode is a common electrode and the upper electrode is an individual electrode; a common electrode wiring connected to the lower electrode; | 08-16-2012 |
20120212545 | INK-JET HEAD AND INK-JET RECORDING APPARATUS - An ink-jet head includes a nozzle plate having nozzles, a vibrating plate on the nozzle plate, liquid chambers formed of spaces partitioned by division walls, a piezoelectric element having a common electrode, a piezoelectric body and an individual electrode layered in this order on a surface of the vibrating plate, a first insulator film having a first opening and a second insulator film having a second opening layered in this order on the first surface, a first wire drawn from the individual electrode via the first opening and the second opening, a third insulator film having a third opening on the first wire; and a second wire drawn via the third opening, where the third insulator film is formed in a first region of the second insulator film and is not formed in a second region excluding a region including the first wire formed above the liquid chamber. | 08-23-2012 |
20120229573 | INKJET HEAD AND INKJET PLOTTER - A disclosed inkjet head includes a liquid chamber formed by a space between a vibrating plate and a nozzle substrate and separated by partitions; a piezoelectric element formed by sequentially laminating a common electrode, a piezoelectric substance and an individual electrode over the space; first to fourth insulating films respectively having first to fourth openings; and a first wiring connected to the individual electrode and pulled through the first and second openings over the common electrode, wherein the first wiring passes through the third opening over the third insulating film, the first wiring is exposed from the fourth opening so as to be externally connected, and the third insulating film and the fourth insulating film are not partly formed above the liquid chamber and formed above the first wiring. | 09-13-2012 |
20120236083 | INKJET HEAD, INKJET RECORDING APPARATUS, LIQUID DROPLET EJECTING APPARATUS, AND IMAGE FORMING APPARATUS - An inkjet head is disclosed. In the inkjet head a vibrating plate is formed on a liquid chamber substrate on which multiple dedicated liquid chambers are aligned; a first insulating film and a second insulating film are formed between a dedicated electrode wiring and a lower electrode in an area in which the dedicated electrode wiring and the lower electrode overlap; a third insulating film and a fourth insulating film are stacked in an area which includes a forming area of the dedicated electrode wiring; in at least a portion of a forming area of the dedicated liquid chamber, there is provided a non-film forming area; and, in an area including a piezoelectric element forming section, either the first insulating film and the fourth insulating film are formed in the non-film forming area, or the fourth insulating film is formed in the non-film forming area. | 09-20-2012 |
20120320131 | INKJET HEAD AND INKJET RECORDING DEVICE - An inkjet head is disclosed, including a nozzle plate, a passage substrate, and a diaphragm. The nozzle plate forms multiple nozzles for discharging ink. A passage substrate joints to the nozzle plate. On the passage substrate, an individual liquid chamber leading to a nozzle, and a liquid supply chamber connected to the individual liquid chamber through an individual passage are formed for each of the multiple nozzles. The diaphragm forms a piezoelectric element which is laminated on a side opposite to the nozzle plate of the passage substrate and includes a lower electrode, a piezoelectric body, and an upper electrode. The liquid supply chamber formed for each of the multiple nozzles is compartmented by a bulkhead from an other liquid supply chamber, and each of the liquid supply chamber and the other liquid supply chamber include multiple ink supply ports. | 12-20-2012 |
20130021412 | DROPLET EJECTION HEAD, METHOD OF MANUFACTURING DROPLET EJECTION HEAD, AND DROPLET EJECTION APPARATUS - A droplet ejection head that is attachable to and removable from a droplet ejection apparatus, includes: a nozzle plate having multiple nozzle holes to eject droplets; an individual-channel substrate in which multiple individual-liquid-chambers to supply liquid to the nozzle holes are formed; a common-channel substrate to supply liquid to the individual-channel substrate; a base plate made of metal and including a first positioning part to be engaged with a part of the droplet ejection apparatus at a given position to perform positioning with respect to the droplet ejection apparatus in a direction along an opening surface of the nozzle plate at which the nozzle holes are opened; and a housing made of resin and including a second positioning part to perform positioning with respect to the droplet ejection apparatus in a direction intersecting with the opening surface. | 01-24-2013 |
20130050354 | INKJET HEAD AND RECORDING DEVICE - Disclosed is an inkjet head including a fluid channel substrate on which individual liquid chambers are arranged, the individual liquid chambers being partitioned by liquid chamber partition walls; an oscillation plate that is formed on a surface facing openings of nozzles; actuators; wiring layer patterns that supplies driving signals to the actuators, the wiring layer patterns being formed above the corresponding liquid chamber partition walls; and a supporting substrate in which concave oscillation chambers are formed, the concave oscillation chambers being partitioned by supporting substrate partition walls. A width in the short direction of the supporting substrate partition wall is smaller than a width in the short direction of the liquid chamber partition wall and greater than a width of the wiring layer pattern. | 02-28-2013 |
20130070021 | INKJET RECORDING APPARATUS - An inkjet recording apparatus includes a recording head; a carriage to which the recording head is detachably mounted; and a first head protection member that is arranged on the carriage; wherein the recording head is positioned with respect to the carriage in a relative movement direction by moving the recording head relative to the carriage until a first position reference plane of the recording head and a second position reference plane of the carriage come into contact; the first head protection member is arranged at both sides in the relative movement direction of a nozzle face of the recording head and protrudes further than the nozzle face; and the first head protection member is movable with respect to the carriage in the relative movement direction and moves along with the recording head when the recording head moves relative to the carriage. | 03-21-2013 |
20130221516 | POWER SEMICONDUCTOR MODULE - A power semiconductor module ( | 08-29-2013 |
20140267499 | DROPLET DISCHARGING HEAD AND IMAGE FORMING APPARATUS - A droplet discharging head includes a passage substrate in which individual liquid chambers are formed; a plurality of piezoelectric elements formed on the passage substrate; a plurality of wirings for connecting electrodes of the plurality of piezoelectric elements and drive circuit connecting portions for being connected to a drive circuit, respectively, formed on the passage substrate; and a support substrate, formed on the passage substrate, provided with a concave portion for housing the plurality of piezoelectric elements at a surface facing the passage substrate, the support substrate being provided with an opening portion above the drive circuit connecting portions, wherein the support substrate is adhered to the passage substrate at a support substrate adhering region of the passage substrate including area where the wirings are formed, and wherein a wiring space between each adjacent wirings is formed to have a crank portion at the support substrate adhering region. | 09-18-2014 |
20150077475 | ELECTROMECHANICAL TRANSDUCER ELEMENT, METHOD OF MANUFACTURING THE SAME, LIQUID DROPLET DISCHARGE HEAD, AND LIQUID DROPLET DISCHARGE DEVICE - An electromechanical transducer element includes a substrate; a first electrode formed on the substrate as a common electrode; an electromechanical transducer membrane formed on the first electrode; a second electrode formed on the electromechanical transducer membrane as an individual electrode; a first insulation protection membrane formed on the first and the second electrode; a third electrode electrically connected to the first electrode; a fourth electrode electrically connected to the second electrode; a second insulation protection membrane including a common electrode pad formed on the third electrode and plural individual electrode pads formed on the fourth electrode; and a fifth electrode formed so as to surround a vicinity of at least one of the individual electrode pads disposed at end parts. | 03-19-2015 |
Patent application number | Description | Published |
20080305293 | Two-Layered Optical Recording Medium - A two-layered optical recording medium which includes a first substrate, a first information layer, a second information layer, and a second substrate formed in this order as viewed from the light beam irradiation side, the first information layer includes a first lower dielectric layer, a first recording layer, a first upper dielectric layer, a first reflective layer, and an inorganic dielectric layer formed in this order as viewed from the light beam irradiation side; the second information layer includes a second lower dielectric layer, a second recording layer, a second upper dielectric layer, and a second reflective layer formed in this order as viewed from the light beam irradiation side; and the first reflective layer is made of Cu with a content of 99.8% by mass to 95.0% by mass and one or more metals selected from Ta, Nb, Zr, Ni, Cr, Ge, Au, and Mo. | 12-11-2008 |
20090046550 | Optical Recording Medium, Recording Method Thereof And Evaluation Method Of Optical Recording Medium - A recording method of an optical recording medium comprises irradiating the medium with a laser having m pulse sets each comprising a heating pulse and a cooling pulse, in which m is a natural number; and scanning the medium with the laser at a scanning speed v to record marks each of a length nT, in which n is a natural number of 3 or more and T is a clock cycle, wherein a length T | 02-19-2009 |
20090129223 | PHASE-CHANGE OPTICAL INFORMATION RECORDING MEDIUM AND METHOD FOR RECORDING AND RECORDING APPARATUS USING THE SAME - Provided by the present invention is a method for recording on a phase-change optical information recording medium including irradiating “m” number of heating pulse with power Pw and “m” number of cooling pulse with power Pc when recording a mark of n˜Tw time length, and changing a preset value of at least any one of “m”th heating pulse THm and “m”th cooling pulse TCm when “n” is voluntary during test recording and information recording when setting an optimum write power, wherein “m” is a natural number, “n” is a natural number, Tw is a channel bit length and Pw is larger than Pc, and n=2m+1 is true when “n” is an odd number and n=2m is true when “n” is an even number. | 05-21-2009 |