Patent application number | Description | Published |
20140105238 | DISCHARGE-PUMPED GAS LASER DEVICE - A discharge-pumped gas laser device may include a laser chamber, a pair of discharge electrodes provided in the laser chamber, a fan with a magnetic bearing being provided in the laser chamber and configured to be capable of circulating a gas in the laser chamber, a housing configured to contain the laser chamber, and a magnetic bearing controller connected to the magnetic bearing electrically, being capable of controlling the magnetic bearing, and provided in the housing separately from the laser chamber. | 04-17-2014 |
20150055672 | DISCHARGE-PUMPED GAS LASER DEVICE - A discharge-pumped gas laser device may include a laser chamber, a pair of discharge electrodes provided in the laser chamber, a fan with a magnetic bearing being provided in the laser chamber and configured to be capable of circulating a gas in the laser chamber, a housing configured to contain the laser chamber, and a magnetic bearing controller connected to the magnetic bearing electrically, being capable of controlling the magnetic bearing, and provided in the housing separately from the laser chamber. | 02-26-2015 |
Patent application number | Description | Published |
20090242422 | Method for recovering performance of electrolyzer for use in production of polysulfide and method for stopping holding electrolyzer - In an electrolyzer comprising an anode compartment provided with porous anodes, a cathode compartment, and a membrane providing a partition between the anode compartment and the cathode compartment, wherein a solution containing sulfide ions is introduced into the anode compartment, and an aqueous solution containing caustic soda is introduced into the cathode compartment, thereby producing a polysulfide containing polysulfide sulfur through electrolytic oxidation, wherein the anode compartment of the electrolyzer is cleaned with the use, of an aqueous solution containing at least either one of an inorganic acid, a chelating agent, and a scale-cleaning agent, thereby recovering performance of the electrolyzer. Further, when the contents of the anode compartment are replaced with an alkaline aqueous solution containing not more than 0.1 mass % of sulfide ions and not more than 0.1 mass % of carbonate ions upon stopping the electrolytic oxidation, thereby maintaining the performance of the electrolyzer. | 10-01-2009 |
20120067533 | COOKING PROCESS OF LIGNOCELLULOSE MATERIAL - In a cooking process of a lignocellulose material, pulp yield can be improved at the same Kappa number and an effective alkali addition rate can be reduced at the same Kappa number. | 03-22-2012 |
20150240370 | CONTINUOUS ELECTROLYSIS METHOD WITH ELECTROLYTIC BATH FOR POLYSULFIDE PRODUCTION AND ELECTROLYSIS DEVICE FOR IMPLEMENTING THE SAME - An electrolysis method of preventing the voltage of an electrolytic bath from rising over time without halting electrolysis and an electrolysis device for executing the method are provided such that: in operation of a two-compartment electrolytic bath, which has a membrane partitioning an anode compartment from a cathode compartment and in which a sulfide ion-containing white liquor for use in a pulp production process is fed into the anode compartment while direct current is supplied to the electrolytic bath to produce polysulfide in the anode compartment through electrolysis, and a sulfide ion-containing white liquor for use in a pulp production process that contains at least one of a scale cleaning agent and a scale inhibitor is fed to the anode compartment. | 08-27-2015 |
Patent application number | Description | Published |
20110096453 | ELECTRIC CHARGE ELIMINATING DEVICE AND IMAGE FORMING APPARATUS EQUIPPED WITH THE SAME - An electric charge eliminating device for eliminating electric charge on an image carrying member or on a recording medium carrying member which is incorporated in an image forming apparatus, comprises a needlelike electrode having a plurality of protruding sections which form a plurality of discontinuous discharge points; an insulating holder for holding the needlelike electrode; a discharging power source for applying an electric voltage to the needlelike electrode; and a conductive shielding member arranged between the needlelike electrode and the image carrying member or the recording medium carrying member. | 04-28-2011 |
20120020693 | CLEANING APPARATUS AND IMAGE FORMING APPARATUS - A cleaning device for cleaning a belt member, includes a cleaning blade; a removing member coming in contact with the surface of the belt member so as to remove foreign matter adhering on the surface of the belt member; and a contact pressure changing section to change a contact pressure between the removing member to the belt member, wherein, when the contact pressure between the removing member and a region of the belt member corresponding in position to a toner image to be not transferred to a paper sheet is made P | 01-26-2012 |
20120134698 | IMAGE FORMING APPARATUS - An image forming apparatus including a transfer section for transferring a toner image formed on an image bearing member onto a sheet by pressure contact of the sheet against the image bearing member with a transfer member; a cleaning section having a cleaning blade to remove residual toner on the image bearing member; and a control section for controlling a rotation of the image bearing member so as to carry out a return action of a blade configuration which stops or reverses the rotation of the image bearing member, when the rotation amount reaches a predetermined value, wherein the control section additionally carries out the return action when the rotation amount reaches a value smaller than the predetermined value, in a case where a size of a sheet in a current job is larger than a size a sheet having been passed through in a previous job. | 05-31-2012 |
20120134700 | IMAGE FORMING APPARATUS - An image forming apparatus including: an image forming section having a intermediate transfer body to carry a toner image on a photoreceptor and transfer the toner image onto a sheet of paper; a cleaning section for removing residual toner on the intermediate transfer body by bringing a cleaning blade into close contact with the intermediate transfer body; and a control section for controlling a rotation of the intermediate transfer body so as to carry out a return action of a blade configuration which stops or reverses the rotation of the intermediate transfer body, when a rotation amount reaches a predetermined value, wherein the control section carries out the return action when the rotation amount reaches a value smaller than the predetermined value, in a case where a plurality of previous printing jobs is determined to be intermittent printing. | 05-31-2012 |
20140023387 | IMAGE FORMING APPARATUS - An image forming apparatus including: a transfer belt; a rotational body; a transfer roller that forms a transfer nip part between the transfer roller and the rotational body with the transfer belt therebetween; a pressing section that presses one of the rotational body and the transfer roller against the other of the rotational body and the transfer roller; and a controlling section that controls the pressing section so as to change the pressing direction of the rotational body or the transfer roller in accordance with a predetermined image formation condition. | 01-23-2014 |
20150063861 | CLEANING DEVICE, IMAGE FORMING APPARATUS, AND METHOD FOR CLEANING - A cleaning device includes a semiconductive transfer member which carries charged toner; a first cleaner disposed in contact with the transfer member to electrostatically remove the toner on the transfer member; a second cleaner disposed downstream of the first cleaner along a moving direction of the transfer member to electrostatically remove the toner on the transfer member; and a voltage applicator which applies a bias voltage to the first cleaner, the bias voltage having an opposite polarity to a polarity of the toner. The bias voltage to be applied by the voltage applicator to the first cleaner is higher than a voltage which allows the first cleaner to remove maximum amount of the toner. | 03-05-2015 |
Patent application number | Description | Published |
20080251163 | Bio-Co-Cr-Mo Alloy With Ion Elution Suppressed by Structure Control, And Process For Producing Same - This invention provides a technique for rendering bio-toxicity such as allergy toxicity derived from Ni trace impurity, i.e., nickel toxicity, which is unavoidably present in a bio-Co—Cr—Mo alloy or an Ni-free stainless steel alloy unharmful, characterized in that an element selected from the group consisting of the group 4, 5 and 13 elements of the periodic table, particularly an element selected from the group consisting of the group 4 elements of the periodic table, is added to the alloy composition. The additive element is preferably an element selected from the group consisting of zirconium and titanium, more preferably zirconium. | 10-16-2008 |
20130259735 | BIO-CO-CR-MO ALLOY WITH ION ELUTION SUPPRESSED BY STRUCTURE CONTROL, AND PROCESS FOR PRODUCING SAME - This invention provides a technique for rendering bio-toxicity such as allergy toxicity derived from Ni trace impurity, i.e., nickel toxicity, which is unavoidably present in a bio-Co—Cr—Mo alloy or an Ni-free stainless steel alloy unharmful, characterized in that an element selected from the group consisting of the group 4, 5 and 13 elements of the periodic table, particularly an element selected from the group consisting of the group 4 elements of the periodic table, is added to the alloy composition. The additive element is preferably an element selected from the group consisting of zirconium and titanium, more preferably zirconium. | 10-03-2013 |
20140144555 | BIO-CO-CR-MO ALLOY WITH ION ELUTION SUPPRESSED BY STRUCTURE CONTROL, AND PROCESS FOR PRODUCING SAME - This invention provides a technique for rendering bio-toxicity such as allergy toxicity derived from Ni trace impurity, i.e., nickel toxicity, which is unavoidably present in a bio-Co—Cr—Mo alloy or an Ni-free stainless steel alloy unharmful, characterized in that an element selected from the group consisting of the group 4, 5 and 13 elements of the periodic table, particularly an element selected from the group consisting of the group 4 elements of the periodic table, is added to the alloy composition. The additive element is preferably an element selected from the group consisting of zirconium and titanium, more preferably zirconium. | 05-29-2014 |
Patent application number | Description | Published |
20100149280 | SUBSTRATE FOR INK EJECTION HEADS, INK EJECTION HEAD, METHOD OFMANUFACTURING SUBSTRATE, AND METHOD OF MANUFACTURING INK EJECTION HEAD - A liquid ejection head according to the present invention includes a heat-generating resistor layer, a first electrode layer, an insulating layer extending over the heat-generating resistive layers and the first electrode layer, and a second electrode layer that has a first portion which extending through the insulating layer and which is electrically connected to the first electrode layer and also has a second portion which is not in contact with the insulating layer. The second portion has a space or a piece of resin disposed between the insulating layer and the second electrode layer. | 06-17-2010 |
20110018933 | INK JET RECORDING HEAD - An ink jet recording head includes a coating resin layer including a plurality of ejection outlets for ejecting ink and a plurality of ink flow passages communicating with the plurality of ejection outlets; a substrate provided with an energy generating element for generating energy for ejecting the ink; and an adhesiveness-improving layer, provided between the coating resin layer and the substrate, for improving adhesiveness between the coating resin layer and the substrate. The adhesiveness-improving layer has a thickness so as to be larger at an end portion of the substrate than that at a portion other than the end portion. | 01-27-2011 |
20110141193 | INK DISCHARGE HEAD AND MANUFACTURING METHOD THEREOF - An ink discharge head includes a coating resin layer having a plurality of discharge ports for discharging ink, and ink flow passages which communicate with the plurality of discharge ports, respectively; and a substrate having energy generation elements which generate the energy for discharging ink and provided with the coating resin layer. A crack inducing portion for relieving the stress produced at the interface between the coating resin layer and the substrate is formed at lateral faces of the outer peripheral edge of the coating resin layer. | 06-16-2011 |
20110167636 | MANUFACTURING METHOD OF LIQUID DISCHARGE HEAD - There is disclosed a manufacturing method of a liquid discharge head including a substrate in which a first energy generating element and a second energy generating element that generate energy used for discharging liquid are provided, a discharge port member in which a first discharge port discharging the liquid is provided corresponding to the first energy generating element and a second discharge port discharging the liquid is provided corresponding to the second energy generating element, and a flow path wall member having a portion of the liquid flow path wall that communicates with the first discharge port and the second discharge port, in which a distance between the second energy generating element and the second discharge port is larger than that between the first energy generating element and the first discharge port. | 07-14-2011 |
20120075386 | LIQUID DISCHARGE HEAD AND MANUFACTURING METHOD OF THE SAME - A liquid discharge head comprises: a liquid discharge head substrate including an element row in which a plurality of energy generating elements for generating thermal energy for use in discharging liquid are arranged; and a discharge port member corresponding to each of the plurality of energy generating elements, the discharge port members including a plurality of walls in contact with the liquid discharge head substrate to form a plurality of liquid chambers for storing liquid and a plurality of discharge ports which communicate with each of the plurality of the liquid chambers to discharge liquid with the thermal energy generated by the energy generating element; and a plurality of heat dissipating members corresponding to each of the plurality of the liquid chambers and having a first portion exposed to the liquid chamber and a second portion exposed to the atmosphere. | 03-29-2012 |
20120242747 | LIQUID EJECTION HEAD AND MANUFACTURING METHOD THEREOF - Provided is a liquid ejection head, including: an ejection orifice forming member having an ejection orifice for ejecting liquid; a substrate having a supply port for supplying the liquid to the ejection orifice; and a filter disposed at a position upstream of the ejection orifice when the liquid is supplied to the ejection orifice, in which the filter includes an opening having a diameter smaller than or equal to a diameter of the ejection orifice, and a tapered shape structure disposed at a position upstream of the opening when the liquid is supplied to the ejection orifice, the tapered shape structure having a distal end directed toward an upstream side. | 09-27-2012 |
20130149648 | METHOD OF MAKING NOZZLE CHIP - The present disclosure provides a method of making a nozzle chip including a step of forming an ejection orifice row by performing irradiation with light rays using a mask having ejection orifice row patterns that form an ejection orifice row pattern of one nozzle chip when the ejection orifice row patterns are connected to each other through a connection portion. The mask is configured such that, with respect to a direction in which ejection orifices of the ejection orifice row are arranged, an absolute value of off-axis telecentricity of one of the light rays with which an ejection orifice that is at the smallest distance from the connection portion is irradiated is less than an absolute value of off-axis telecentricity of one of the light rays with which an ejection orifice that is at the greatest distance from the connection portion is irradiated. | 06-13-2013 |
20130152391 | MANUFACTURING METHOD OF LIQUID DISCHARGE HEAD - This invention is a manufacturing method of a liquid discharge head that includes a substrate having a plurality of discharge energy generating elements that generate energy that is utilized for discharging a liquid, and a discharge port forming member that constitutes a discharge port group including a plurality of discharge ports that discharge the liquid and flow paths that communicate with the discharge port group. The manufacturing method includes (1) disposing a photosensitive resin as material of the discharge port forming member on or above the substrate, and (2) forming an exposure pattern of the discharge port group using ultraviolet light in the photosensitive resin. In the aforementioned (2), the discharge port group is divided in a longitudinal direction and exposed, and the exposures are respectively performed so that regions in which there is a high degree of telecentricity face each other. | 06-20-2013 |
Patent application number | Description | Published |
20140028757 | LIQUID EJECTION HEAD AND METHOD FOR MANUFACTURING LIQUID EJECTION HEAD - A liquid ejection head includes a silicon substrate and an orifice plate disposed on or above the silicon substrate. The silicon substrate has a concave portion formed therein, and the orifice plate is disposed in the concave portion. | 01-30-2014 |
20140212998 | PROCESS FOR PRODUCING A SEMICONDUCTOR CHIP - A process for producing a semiconductor chip having a substrate and a bump formed on the substrate including (1) forming, on a substrate, a conductor gold for plating to be a base of plating growth; (2) forming a mask for plating on the conductor gold for plating; (3) performing plating using the mask for plating to form the bump and a dummy pattern; (4) removing the mask for plating; (5) etching the conductor gold for plating; and (6) applying a shock to at least the dummy pattern. The amount of side etching of the conductor gold for plating is grasped from a state of separation of the dummy pattern due to the shock in the step (6). | 07-31-2014 |
20140292937 | INK JET RECORDING HEAD AND METHOD FOR MANUFACTURING THE SAME - An ink jet recording head includes a substrate having a plurality of discharge energy generation elements and having an ink supply port, a protective film provided on the substrate and configured to protect wiring connected to the discharge energy generation elements, and an ink discharge port forming member, wherein the protective film has a protruding portion, wherein the ink discharge port forming member has a beam-like protrusion, wherein the beam-like protrusion has a reinforcing rib, and wherein a separation film containing gold is formed at a portion where the protruding portion and the reinforcing rib are held in close contact with each other. | 10-02-2014 |
20140293259 | METHOD OF MAKING NOZZLE CHIP - A method of making a nozzle chip includes a step of reduction-projection-exposing a photosensitive resin material to exposure light through a mask by using a reduction-projection-exposure apparatus, the mask having a light-transmitting pattern formed thereon; and a step of forming an ejection orifice pattern corresponding to the light-transmitting pattern on the photosensitive resin material by performing a developing operation. The exposure light in the step of reduction-projection-exposing is passed through a correction mechanism before the exposure light reaches the photosensitive resin material, the correction mechanism being configured to suppress an inclination of a chief ray due to off-axis telecentricity that occurs in the reduction-projection-exposure apparatus. | 10-02-2014 |
20140313261 | LIQUID EJECTION HEAD - A liquid ejection head includes: a substrate which has an energy-generating element that generates energy to be utilized for ejecting a liquid, and a supply orifice for supplying the liquid to the energy-generating element; and an ejection orifice forming member that has a plurality of ejection orifices through which the liquid is ejected, and at least one beam-like projection which projects toward the substrate and extends along an array direction of the ejection orifices at a position corresponding to the supply orifice; wherein a sectional area perpendicular to the array direction of the ejection orifices in the central part of the beam-like projection in the array direction of the ejection orifices is larger than a sectional area in the direction perpendicular to the array direction of the ejection orifices in both ends of the beam-like projection in the array direction. | 10-23-2014 |
20140347426 | LIQUID EJECTING HEAD - A liquid ejecting head includes a substrate; and flow path forming members that form a plurality of liquid flow paths on or above the substrate, wherein grooves are formed between the plurality of liquid flow paths that adjoin in a longitudinal direction of the substrate, and the flow path forming members are formed on or above the substrate via an intermediate layer. | 11-27-2014 |
20140361458 | METHOD OF MANUFACTURING LIQUID EJECTION HEAD - Provided is a method of manufacturing a liquid ejection head, including: forming, on a substrate, a flow path mold pattern that becomes a mold of a liquid flow path; forming a negative photosensitive resin layer on the flow path mold pattern; subjecting the negative photosensitive resin layer to exposure processing with use of a reduction projection exposing apparatus and a mask pattern having an ejection orifice mask shape for forming ejection orifices; and subjecting the negative photosensitive resin layer obtained after the exposure processing to development processing to form the ejection orifices, in which the ejection orifices are formed by correcting, by the ejection orifice mask shape, an inclination of an ejection angle due to an off-axis telecentricity caused by the reduction projection exposing apparatus so as to be close to a direction perpendicular to a surface of the substrate. | 12-11-2014 |
20140368579 | LIQUID EJECTION HEAD AND METHOD FOR MANUFACTURING THE SAME - A liquid ejection head chip includes a liquid ejection unit having a plurality of ejection orifices for ejecting a liquid, a flow path in communication with the ejection orifices, and an energy generating element that generates energy for ejecting the liquid, the liquid ejection unit being provided on an upper surface formed of a (100) surface of a silicon single-crystal substrate. The side surfaces in at least one of two combinations of opposing side surfaces of the substrate have (111) surfaces of silicon single crystal and the angles of the (111) surfaces relative to the (100) surface are supplementary to each other. | 12-18-2014 |
20150097899 | LIQUID EJECTION HEAD AND FABRICATING METHOD THEREFOR - An object of the present invention is to provide a liquid ejection head capable of suppressing the capture of bubbles into the liquid ejection head including ejection ports having different opening areas so as to satisfactorily fill a liquid channel and the ejection ports with liquid. In order to achieve the object, the liquid ejection head according to the present invention includes a liquid supply port communicating with a plurality of kinds of ejection ports, and further, a defoaming opening communicating with another ejection port except an ejection port having a large opening area out of the plurality of kinds of ejection ports via a defoaming channel. | 04-09-2015 |
20150290939 | METHOD FOR MANUFACTURING LIQUID EJECTION HEAD - A method for manufacturing a liquid ejection head having a substrate, heat generating elements formed at the front surface side of the substrate, and a nozzle layer forming liquid chambers and liquid ejection ports at the front surface side of the substrate, and the method includes a process of preparing a substrate having heat generating elements and a nozzle layer formation material layer at the front surface side, a process of driving the heat generating elements for heating to form air bubbles serving as the liquid chambers in the nozzle layer formation material layer, and a process of forming liquid ejection ports which communicate with the liquid chambers in the nozzle layer formation material layer, and then forming a nozzle layer forming the liquid chambers and the liquid ejection ports at the front surface side of the substrate. | 10-15-2015 |
Patent application number | Description | Published |
20080271714 | ELECTRIC FUEL PUMP - An electric fuel pump includes a pump unit, motor unit, fuel discharge unit, stator holder, magnet wire, connection terminal, first mold resin, driver board assembly, and second mold resin. The motor unit drives the pump unit. The fuel discharge unit includes a discharge port member and discharges fuel supplied from the pump unit through the motor unit. The stator holder is provided to the motor unit and includes a stator support which supports a stator of a motor and a partition which defines the motor unit and the fuel discharge unit. The partition includes a terminal insertion hole and a fuel passage. The magnet wire is wound around a core of the stator. The connection terminal is connected to the magnet wire. The first mold resin molds the core and a connecting portion where the magnet wire is connected to the connection terminal. The driver board assembly is stored in a space formed in the discharge port member and electrically connected to the connection terminal. The second mold resin molds the driver board assembly and a connecting portion where the driver board assembly is connected to the connection terminal. | 11-06-2008 |
20090314600 | ELECTROMAGNETIC CLUTCH - An electromagnetic clutch includes a rotor, armature hub, armature, magnetic body and first permanent magnet, field core, excitation coil, and second permanent magnet. The rotor is rotatably disposed in the housing of a driven device. The armature hub is fixed to the rotating shaft of the driven device. The armature is disposed on the armature hub to be movable in an axial direction. The magnetic body is incorporated in the rotor. The first permanent magnet connects the armature to the rotor. The field core is attached to the housing and inserted in the rotor to be in noncontact with it. The excitation coil is disposed in the field core and excited, when cutting off power transmission, to cancel a magnetic force of the first permanent magnet, thus releasing the armature from the first permanent magnet. The second permanent magnet separates the armature from the rotor, when cutting off power transmission, to move the armature toward the armature hub. The first permanent magnet has a Curie temperature lower than the temperature of heat generated by the rotor upon slip rotation. | 12-24-2009 |
20110048888 | ELECTROMAGNETIC COUPLING DEVICE - An electromagnetic coupling device includes a field core, a surge voltage absorbing member, and a storage member. The field core is provided inside an exciting coil. The surge voltage absorbing member is connected to the exciting coil. The storage member is made of an insulating material and includes a recess portion to store the surge voltage absorbing member. A through hole is formed in an outer wall of the field core. The storage member is inserted into the through hole with an opening of the recess portion facing the exciting coil. The surge voltage absorbing member is inserted in the recess portion so as to be positioned outside the field core by the exciting coil. | 03-03-2011 |
20120111690 | ELECTROMAGNETIC CLUTCH - An electromagnetic clutch including a driving rotating body, driven rotating body, armature, and field core. The driving rotating body receives power transmitted from a driving device via a driving power transmission member. The driven rotating body is arranged coaxially with the driving rotating body, and mounted on a driven device to rotate integrally with the driven device. The armature is opposed to the end face of the driving rotating body in the axial direction, and supported by the driven rotating body via spring members to integrally rotate with the driven rotating body. The field core magnetically attracts the armature to the driving rotating body. One end of each of the spring members is fixed to the armature. The other end of each of the spring members is held by the driven rotating body so as to be removed upon being applied with a tensile force. | 05-10-2012 |