Abstract: An electrode body, which includes a positive electrode plate and a negative electrode plate, includes a positive-electrode tab group that is composed of a plurality of positive electrode tabs. The positive-electrode tab group is disposed between a sealing plate and an electrode body, and a positive-electrode current collector includes a base portion and a tab connection portion that is folded from an end of the base portion. The base portion of the positive-electrode current collector is connected to a positive electrode terminal, and the tab connection portion of the positive-electrode current collector is connected to the positive-electrode tab group. A fuse portion is formed in the positive-electrode current collector, and a first-insulator second region of a first insulator, which is connected to an inner insulator, is disposed between the base portion and the tab connection portion.

Abstract: An electrode body is disposed in a rectangular casing having an opening, and the opening of the rectangular casing is sealed by a sealing plate. A positive-electrode current collector is connected to a positive electrode terminal that extends through the sealing plate. A first positive-electrode tab group and the second positive-electrode tab group, which are connected to the electrode body, is connected to a surface of the positive-electrode current collector facing the electrode body. The first positive-electrode tab group and the second positive-electrode tab group are each disposed at an end portion of the electrode body adjacent to the sealing plate, and the first positive-electrode tab group and the second positive-electrode tab group are disposed so as to be bent in different directions.

Abstract: An electrode body, which includes a positive electrode plate and a negative electrode plate, is contained in a battery case, which is composed of a rectangular casing and a sealing plate. A first positive-electrode tab group, which is composed of a plurality of positive electrode tabs, and a second positive-electrode tab group, which is composed of a plurality of positive electrode tabs, are disposed between the sealing plate and the electrode body. The first positive-electrode tab group and the second positive-electrode tab group are disposed so as to be displaced from each other in the longitudinal direction of the sealing plate. The first positive-electrode tab group and the second positive-electrode tab group are connected to different positions on a positive-electrode current collector.

Abstract: A non-aqueous electrolyte battery includes a battery device in which a positive electrode is faced to negative electrode through a separator; a non-aqueous electrolyte; a laminate film which is formed by laminating a metal layer, an outside resin layer formed in outer face of the metal layer, and an inside resin layer formed in the metal layer, and in which the battery device and the non-aqueous electrolyte is packaged by heat welding and housed; a positive electrode lead which is electrically connected to the positive electrode, and drawn from portion heat-welded of the laminate film to an exterior thereof; a negative electrode lead which is electrically connected to the negative electrode, and drawn from portion heat-welded of the laminate film to an exterior thereof; and a porous polymer layer containing, as a component, vinylidene fluoride formed between the laminate film and the battery device.

Abstract: There is provided a secondary battery including a battery device that has a thickness of 3 to 20 mm, and a battery discharge capacity of 3 to 50 Ah, and an exterior material that packages the battery device. The battery device includes a positive electrode that has a positive electrode current collector and a positive electrode active material layer, a negative electrode that has a negative electrode current collector and a negative electrode active material layer, a separator that is interposed between the positive electrode and the negative electrode that are alternately laminated, a positive electrode tab that is electrically connected to a positive electrode current collector exposed portion and is led-out to the outside of the exterior material, and a negative electrode tab that is electrically connected to a negative electrode current collector exposed portion and is led-out to the outside of the exterior material.

Abstract: A battery including cladding members in which a metal layer, an external resin layer, an inner resin are laminated; an electrode body which includes a positive electrode and a negative electrode; electrolyte which is accommodated in the cladding member; a positive electrode lead which is electrically connected to the positive electrode; and a negative electrode lead which is electrically connected to the negative electrode, the thickness of the heat sealed portions of both end portions of the positive electrode lead is formed larger than the thickness of the heat sealed portion on a center line in a width direction of the positive electrode lead, and the thickness of the heat sealed portions of both end portions of the negative electrode lead is formed larger than the thickness of the heat sealed portion on a center line in a width direction of the negative electrode lead.

Abstract: The present invention provides a recording head that has a driving circuit performing driving by dividing a plurality of heaters into a plurality of blocks and supplying electric current on a block-by-block basis based on recording data; a constant current source applying a common bias current to each temperature sensor group obtained by dividing temperature sensors disposed in correspondence to each heater of a plurality of heaters into blocks; a voltage output circuit having a switching element that turns electric current supply to the temperature sensors of the selected temperature sensor group ON and OFF, and obtaining a voltage generated at both terminals of the selected temperature sensor by supplying an electric current to the temperature sensor; and an amplifier circuit amplifying the detection voltages.

Abstract: A printing apparatus and ink discharge failure detection method capable of precisely detecting temperature information corresponding to each nozzle are provided. Temperatures of respective electrothermal transducers (heaters) are measured on the basis of outputs from a plurality of sensors corresponding to the respective heaters. The temperatures of the heaters at a predetermined timing during a printing operation are predicted on the basis of the temperature change profiles of the respective heaters that are generated by energizing the heaters. A plurality of thresholds corresponding to nozzle states are generated on the basis of the predicted temperatures and the driving conditions of an inkjet printhead, and it is controlled to execute temperature measurement at the predetermined timing. A temperature measured under the control is compared with the respective generated thresholds, and the nozzle state is identified on the basis of the comparison results.

Abstract: A temperature detection circuit acquires first temperature data detected by a temperature sensor corresponding to a heater of a recording head in a state in which no electric current is flowed into the heater, and second temperature data for the heater in a state in which an electric current is flowed into the heater. Correction data for correcting the temperature data detected by the temperature sensor is obtained based on the first and second temperature data. The temperature data detected by the temperature sensor is corrected based on the correction data.

Abstract: A recording head includes electrothermal transducers associated with temperature sensing elements. A method for driving the recording head includes supplying driving energy to the electrothermal transducer, and evaluating a temperature change in a temperature fall interval, occurring after supplying of driving energy to the electrothermal transducer, based on temperature information acquired from the temperature sensing element. The method further includes changing a setting value of the driving energy supplied to the electrothermal transducer, determining an energy value for driving the electrothermal transducer based on the evaluated temperature change and an energy value supplied to the electrothermal conversion element, and recording data on a recording medium by driving the electrothermal transducer according to the determined energy value.

Abstract: There is provided a secondary battery including a battery device that has a thickness of 3 to 20 mm, and a battery discharge capacity of 3 to 50 Ah, and an exterior material that packages the battery device. The battery device includes a positive electrode that has a positive electrode current collector and a positive electrode active material layer, a negative electrode that has a negative electrode current collector and a negative electrode active material layer, a separator that is interposed between the positive electrode and the negative electrode that are alternately laminated, a positive electrode tab that is electrically connected to a positive electrode current collector exposed portion and is led-out to the outside of the exterior material, and a negative electrode tab that is electrically connected to a negative electrode current collector exposed portion and is led-out to the outside of the exterior material.

Abstract: A non-aqueous electrolyte battery includes a battery device in which a positive electrode is faced to negative electrode through a separator; a non-aqueous electrolyte; a laminate film which is formed by laminating a metal layer, an outside resin layer formed in outer face of the metal layer, and an inside resin layer formed in the metal layer, and in which the battery device and the non-aqueous electrolyte is packaged by heat welding and housed; a positive electrode lead which is electrically connected to the positive electrode, and drawn from portion heat-welded of the laminate film to an exterior thereof; a negative electrode lead which is electrically connected to the negative electrode, and drawn from portion heat-welded of the laminate film to an exterior thereof; and a porous polymer layer containing, as a component, vinylidene fluoride formed between the laminate film and the battery device.

Abstract: A compact and highly reliable recording head enabling precise detection of temperature information for each nozzle and rapid as well as highly accurate detection of nozzles with a discharge defect can be achieved. An electrothermal transducing member is provided on a substrate to generate heat energy for discharging liquid from a discharge port. A temperature detecting circuit includes a temperature detecting element for measuring a temperature of the transducing member. The temperature detection circuit includes a constant current circuit, a voltage detecting circuit, and a switching element.

Abstract: A recording head includes electrothermal transducers associated with temperature sensing elements. A method for driving the recording head includes supplying driving energy to the electrothermal transducer, and evaluating a temperature change in a temperature fall interval, occurring after supplying of driving energy to the electrothermal transducer, based on temperature information acquired from the temperature sensing element. The method further includes changing a setting value of the driving energy supplied to the electrothermal transducer, determining an energy value for driving the electrothermal transducer based on the evaluated temperature change and an energy value supplied to the electrothermal conversion element, and recording data on a recording medium by driving the electrothermal transducer according to the determined energy value.

Abstract: A recording head includes electrothermal transducers associated with temperature sensing elements. A method for driving the recording head includes supplying driving energy to the electrothermal transducer, and evaluating a temperature change in a temperature fall interval, occurring after supplying of driving energy to the electrothermal transducer, based on temperature information acquired from the temperature sensing element. The method further includes changing a setting value of the driving energy supplied to the electrothermal transducer, determining an energy value for driving the electrothermal transducer based on the evaluated temperature change and an energy value supplied to the electrothermal conversion element, and recording data on a recording medium by driving the electrothermal transducer according to the determined energy value.

Abstract: A housing contains a fuel cell, a lithium ion secondary cell, a wiring board on which a control circuit and the like are mounted, a light-emitting diode and the like. The bottom surface of the housing is covered with a bottom plate. A plurality of air-intake holes are formed in the bottom plate to supply air to the fuel cell. Two USB ports and are provided in the periphery of the housing. A plurality of air-discharge holes are formed in the upper portion of the periphery of the housing. Gas in the housing is discharged to the outside through the air-discharge holes. Furthermore, light from an LED provided in the housing works as an illumination for the fuel cartridge, which can facilitate checking of the fluid level of the fuel cartridge, thus, checking of the amount of remaining fuel.

Abstract: A secondary-battery electrically charging method includes: measuring the present time point; setting an electrical-charging end time point at which an operation to electrically charge a secondary battery is to be terminated; computing an electrical-charging resumption time point on the basis of the electrical-charging end time point and the length of time it takes to complete the operation to electrically charge the secondary battery on the assumption that the operation is started from a state in which the amount of electric charge stored in the secondary battery has reached an electric-charge amount determined in advance; and carrying out the operation to electrically charge the secondary battery in a first electrical-charging mode in which the operation is stopped after the secondary battery is electrically charged to the electric-charge amount determined in advance and resumed when the present time point reaches the electrical-charging resumption time point.

Abstract: In order to provide a compact and highly reliable recording head enabling precise detection of temperature information on each nozzle and rapid as well as highly accurate detection on nozzles with a discharge defect, a liquid discharge head including a liquid discharge head with a plurality of electrothermal transducing members provided on a substrate to generate heat energy for discharging liquid from a discharge port includes a temperature detecting element formed immediately under each of the plurality of electrothermal transducing members to sandwich insulating film and a temperature detecting circuit for detecting temperature information from each of the temperature detecting elements.

Abstract: A temperature detection circuit acquires first temperature data detected by a temperature sensor corresponding to a heater of a recording head in a state in which no electric current is flowed into the heater, and second temperature data for the heater in a state in which an electric current is flowed into the heater. Correction data for correcting the temperature data detected by the temperature sensor is obtained based on the first and second temperature data. The temperature data detected by the temperature sensor is corrected based on the correction data.

Abstract: A compact and highly reliable recording head enabling precise detection of temperature information for each nozzle and rapid as well as highly accurate detection of nozzles with a discharge defect can be achieved. An electrothermal transducing member is provided on a substrate to generate heat energy for discharging liquid from a discharge port. A temperature detecting circuit includes a temperature detecting element for measuring a temperature of the transducing member. The temperature detection circuit includes a constant current circuit, a voltage detecting circuit, and a switching element.