Patent application number | Description | Published |
20090232714 | PARTICULATE COMBUSTION CATALYST, PARTICULATE FILTER, AND EXHAUST GAS CLEAN-UP SYSTEM - A particulate combustion catalyst which includes a carrier containing a cerium-zirconium double oxide having a cerium oxide content of 5 to 50 mass %, or a carrier containing a cerium-zirconium-based double oxide containing an oxide of at least one metal selected from Nd, La, Fe, Y, Pr, Ba, Ca, Mg, Sn, and Sr in an amount of 1 to 35 mass %, and having a cerium oxide content of 5 to 50 mass %; and at least one metal selected from Ag, Ru, and K, or an oxide thereof supported on the carrier, and at least one metal selected from among Pt, Pd, and Rh supported on the carrier in an amount of 0.01 to 2 mass %. A particulate filter and an exhaust gas cleanup system having the catalyst are also disclosed. Employment of the particulate combustion catalyst realizes removal of soot through oxidation at low temperature without employment of an expensive noble metal. Since oxidation reaction proceeds with the aid of only oxygen, soot can be removed through oxidation at low temperature regardless of the NO | 09-17-2009 |
20110030354 | PARTICULATE COMBUSTION CATALYST, PARTICULATE FILTER AND EXHAUST GAS PURIFYING APPARATUS - Provided is a particulate combustion catalyst including a carrier formed of Zr oxide, a carrier formed of a Zr—Ce composite oxide, or a carrier formed of a composite oxide containing Zr, Ce, and at least one metal selected from among Nd, La, Fe, Y, Pr, Ba, Ca, Mg, Sn, and Sr; an oxide of at least one metal selected from the group consisting of Ba, Ca, Mg, and Sr, the metal oxide being supported on the carrier in an amount, as reduced to metal, of 0.5 to 30 mass % with respect to the carrier; and metallic Ag or Ag oxide, which serves as a catalyst component and is supported on the carrier. Also provided are a particulate filter coated with the catalyst; and an exhaust gas cleaning apparatus including a particulate filter coated with the catalyst. | 02-10-2011 |
20110076202 | PARTICULATE COMBUSTION CATALYST, PARTICULATE FILTER AND EXHAUST GAS PURIFYING APPARATUS - Provided is a particulate combustion catalyst including a carrier formed of monoclinic zirconium oxide particles, and metallic Ag or Ag oxide, which serves as a catalyst component and is supported on the carrier, wherein the amount of the catalyst component is 0.5 to 10 mass %, as reduced to metallic Ag, on the basis of the mass of the carrier, and preferably, the catalyst has a BET specific surface area of 8 to 21 m | 03-31-2011 |
20140004026 | METHOD FOR COMBUSTING DIESEL EXHAUST GAS | 01-02-2014 |
Patent application number | Description | Published |
20120229362 | ANTENNA DEVICE AND RADAR APPARATUS - An antenna device includes transmitting units each of which includes elements arranged parallel to a baseline, wherein the transmitting units are arranged side-by-side in a first direction and stepwisedly with steps in a second direction in a first region and a second region, the first direction being perpendicular to the baseline, the second direction being parallel to the baseline, the first region and the second region being partitioned by the baseline, and transmitting units positioned more remotely from the baseline being positioned further in the second direction. | 09-13-2012 |
20130033404 | ANTENNA DEVICE - An antenna device includes antennas, each of which includes antenna elements arranged in a longitudinal direction, arranged side by side in a transverse direction intersecting the longitudinal direction, wherein an interval between the antennas arranged side by side in the transverse direction is approximately 2λ. where λ is a free space wavelength corresponding to an operating frequency, and each of the antenna elements includes a horn formed therein. | 02-07-2013 |
20150229023 | ANTENNA UNIT, RADAR DEVICE, AND COMPOSITE SENSOR DEVICE - A DBF antenna unit including one or more transmitting antennas and a plurality of receiving antennas arranged at a predetermined interval in a horizontal scanning direction. Each of the transmitting antennas and the receiving antennas includes a waveguide provided with a corner bend and a horn expanding in a pyramid-like shape from one end of the waveguide. The other ends of the waveguides of all the transmitting antennas and the receiving antennas are placed on the same plane. | 08-13-2015 |
Patent application number | Description | Published |
20150062207 | LIQUID DISCHARGE APPARATUS - A liquid discharge apparatus includes a power supply potential output section that outputs a first power supply potential, a first and a second switch drive section that generate a first and a second switch drive signal according to a modulation signal of an original drive signal, a first and a second switch that operate according to the first and the second switch drive signal, a rectifying device that is arranged between an output terminal of the power supply potential output section and a terminal of the first switch drive section, a connection node that is electrically connected to the first switch and the second switch, a capacitance element that is arranged between the terminal and the connection node, a signal conversion section that converts a signal which is generated at the connection node, into a drive signal, and a piezoelectric element that is transformed by the drive signal. | 03-05-2015 |
20150246530 | LIQUID DISCHARGING APPARATUS, HEAD UNIT, AND CONTROL METHOD OF LIQUID DISCHARGING APPARATUS - Provided is a liquid discharging apparatus which includes a modulation circuit which generates a modulation signal which is obtained by pulse-modulating a source signal, a transistor which generates an amplified modulation signal by amplifying the modulation signal, a low pass filter which generates a drive signal by smoothening the amplified modulation signal, a piezoelectric element which is displaced by receiving the drive signal, and a circuit substrate on which the transistor is mounted. The transistor includes a first electrode, a second electrode, a third electrode, and a clip which has conductivity, is electrically connected to the first electrode. Furthermore, the circuit substrate has a first land corresponding to the first electrode, a second land corresponding to the second electrode, and a third land corresponding to the third electrode. In addition, a part of the clip is connected to the third land. | 09-03-2015 |
20150246531 | LIQUID DISCHARGING APPARATUS, HEAD UNIT, AND CONTROL METHOD OF LIQUID DISCHARGING APPARATUS - Provided is a liquid discharging apparatus which includes a modulation circuit which generates a modulation signal which is obtained by pulse-modulating a source signal, a transistor which generates an amplified modulation signal by amplifying the modulation signal, a low pass filter which generates a drive signal by smoothening the amplified modulation signal, a piezoelectric element which is displaced by receiving the drive signal, and a multilayer circuit substrate on which the modulation circuit, the transistor, and the low pass filter are mounted. Furthermore, the multilayer circuit substrate has a multilayer configuration constituted of three or more layers which include at least one layer other than two surface layers. In addition, a feedback wiring pattern through which the modulation signal, the amplified modulation signal, or the drive signal is fed back to the modulation circuit is provided in the one layer. | 09-03-2015 |
20150246532 | LIQUID DISCHARGING APPARATUS, HEAD UNIT, AND CONTROL METHOD OF LIQUID DISCHARGING APPARATUS - Provided is a liquid discharging apparatus which includes a modulation circuit which generates a modulation signal which is obtained by pulse-modulating a source signal, a transistor which generates an amplified modulation signal by amplifying the modulation signal, a low pass filter which includes an inductor and a capacitor and generates a drive signal by smoothening the amplified modulation signal, a piezoelectric element which is displaced by receiving the drive signal, a cavity of which the internal volume changes in accordance with the displacement of the piezoelectric element, a nozzle through which liquid in the cavity is discharged in accordance with change in the internal volume of the cavity, and a circuit substrate on which the modulation circuit, the transistor, and the low pass filter are mounted, in which the capacitor is a leadless type capacitor. | 09-03-2015 |
20150273821 | LIQUID EJECTING APPARATUS, HEAD UNIT, AND METHOD OF CONTROLLING LIQUID EJECTING APPARATUS - A liquid ejecting apparatus includes: a modulation circuit that generates a modulated signal obtained by performing pulse modulation on a source signal; a transistor that amplifies the modulated signal to generate an amplified modulated signal; a lowpass filer that smoothes the amplified modulated signal to generate a driving signal; a piezoelectric element that is displaced when the driving signal is applied; and a circuit substrate on which the modulation circuit, the transistor, and the lowpass filter are mounted. The transistor includes a die, a first electrode, a second electrode, a third electrode, a conductive die pad, a first lead which is electrically connected to the second electrode by a bonding wire, and a second lead which is electrically connected to the third electrode by a bonding wire. The die pad, the first lead, and the second lead are electrically connected to different wiring patterns of the circuit substrate. | 10-01-2015 |
20150328884 | LIQUID DISCHARGE APPARATUS - A liquid discharge apparatus includes a power supply potential output section that outputs a first power supply potential, a first and a second switch drive section that generate a first and a second switch drive signal according to a modulation signal of an original drive signal, a first and a second switch that operate according to the first and the second switch drive signal, a rectifying device that is arranged between an output terminal of the power supply potential output section and a terminal of the first switch drive section, a connection node that is electrically connected to the first switch and the second switch, a capacitance element that is arranged between the terminal and the connection node, a signal conversion section that converts a signal which is generated at the connection node, into a drive signal, and a piezoelectric element that is transformed by the drive signal. | 11-19-2015 |
20150328885 | LIQUID DISCHARGE APPARATUS - A liquid discharge apparatus includes a power supply potential output section that outputs a first power supply potential, a first and a second switch drive section that generate a first and a second switch drive signal according to a modulation signal of an original drive signal, a first and a second switch that operate according to the first and the second switch drive signal, a rectifying device that is arranged between an output terminal of the power supply potential output section and a terminal of the first switch drive section, a connection node that is electrically connected to the first switch and the second switch, a capacitance element that is arranged between the terminal and the connection node, a signal conversion section that converts a signal which is generated at the connection node, into a drive signal, and a piezoelectric element that is transformed by the drive signal. | 11-19-2015 |
20150375501 | LIQUID DISCHARGING APPARATUS, HEAD UNIT, AND CONTROL METHOD OF LIQUID DISCHARGING APPARATUS - Provided is a liquid discharging apparatus which includes a modulation circuit which generates a modulation signal which is obtained by pulse-modulating a source signal, a transistor which generates an amplified modulation signal by amplifying the modulation signal, a low pass filter which generates a drive signal by smoothening the amplified modulation signal, a piezoelectric element which is displaced by receiving the drive signal, and a multilayer circuit substrate on which the modulation circuit, the transistor, and the low pass filter are mounted. Furthermore, the multilayer circuit substrate has a multilayer configuration constituted of three or more layers which include at least one layer other than two surface layers. In addition, a feedback wiring pattern through which the modulation signal, the amplified modulation signal, or the drive signal is fed back to the modulation circuit is provided in the one layer. | 12-31-2015 |