Patent application number | Description | Published |
20100021335 | METHOD AND MACHINE OF MAKING RARE-EARTH ALLOY GRANULATED POWDER AND METHOD OF MAKING RARE-EARTH ALLOY SINTERED BODY - A method of making a rare-earth alloy granulated powder according to the present invention includes the steps of: preparing a rare-earth alloy powder; generating remnant magnetization in the powder; and granulating the powder by utilizing agglomeration force produced by the remnant magnetization of the powder. Since the agglomeration force produced by the remnant magnetization is utilized, the addition of a granulating agent may be omitted. | 01-28-2010 |
20100045411 | R-T-B SINTERED MAGNET AND METHOD FOR PRODUCING THE SAME - An R-T-B based sintered magnet includes both a light rare-earth element R | 02-25-2010 |
20110025440 | R-T-B-TYPE SINTERED MAGNET AND METHOD FOR PRODUCTION THEREOF - An R-T-B based sintered magnet according to the present invention has a composition including: 27.3 mass % to 29.5 mass % of R; 0.92 mass % to 1 mass % of B; 0.05 mass % to 0.3 mass % of Cu; 0.02 mass % to 0.5 mass % of M; and T as the balance, and has an oxygen content of 0.02 mass % to 0.2 mass %. The main phase of the sintered magnet is an R | 02-03-2011 |
20110095855 | R-T-Cu-Mn-B TYPE SINTERED MAGNET - An R-T-Cu—Mn—B based sintered magnet includes: 12.0 at % to 15.0 at % of R, which is at least one of the rare-earth elements that include Y and of which at least 50 at % is Pr and/or Nd; 5.5 at % to 6.5 at % of B; 0.08 at % to 0.35 at % of Cu; 0.04 at % to less than 0.2 at % of Mn; at most 2 at % (including 0 at %) of M, which is one, two, or more elements that are selected from the group consisting of Al, Ti, V, Cr, Ni, Zn, Ga, Zr, Nb, Mo, Ag, In, Sn, Hf, Ta, W, Au, Pb and Bi; and T as the balance, which is either Fe alone or Fe and Co and of which at most 20 at % is Co if T includes both Fe and Co. | 04-28-2011 |
20120032764 | ALLOY FOR SINTERED R-T-B-M MAGNET AND METHOD FOR PRODUCING SAME - In order to make a sintered R-T-B-M magnet so that R | 02-09-2012 |
20120112863 | PROCESS FOR PRODUCTION OF R-T-B BASED SINTERED MAGNETS AND R-T-B BASED SINTERED MAGNETS - A method for producing a sintered R-T-B based magnet includes the steps of: providing a sintered R-T-B based magnet body | 05-10-2012 |
20130293328 | R-T-B SINTERED MAGNET - This sintered R-T-B based rare-earth magnet includes: R | 11-07-2013 |
20130299050 | METHOD OF PRODUCING R-T-B SINTERED MAGNET - A method for producing a sintered R-T-B based magnet according to the present invention includes the steps of: providing at least one sintered R-T-B based magnet material (where R is a rare-earth element and T is Fe or Fe and Co); providing RH diffusion sources, each of which includes a heavy rare-earth element RH (which is Dy and/or Tb) and 30 to 80 mass % of Fe and has a particle size of more than 53 μm and equal to or smaller than 5600 μm; performing an arrangement process to arrange the magnet material and the RH diffusion sources in a process vessel so that some of the RH diffusion sources are in contact with the magnet material; performing an RH diffusion process by carrying out a heat treatment in an inert ambient at a pressure of 5000 Pa or less and at a temperature of 800° C. to 1000° C. in the process vessel on the magnet material, with which some of the RH diffusion sources are in contact, and on the RH diffusion sources which are in contact, and out of contact, with the magnet material; and performing a separation process to separate the RH diffusion sources from the magnet material. | 11-14-2013 |
20140120248 | RH DIFFUSION SOURCE, AND METHOD FOR PRODUCING R-T-B-BASED SINTERED MAGNET USING SAME - [Problem] To provide a method for producing a sintered R-T-B based magnet which can get a heavy rare-earth element RH diffused efficiently inside a sintered R-T-B based magnet body. | 05-01-2014 |
Patent application number | Description | Published |
20110262297 | METHOD FOR PRODUCING R-T-B SINTERED MAGNET - A method for producing a sintered R-T-B based magnet includes the steps of: providing R-T-B based alloy powders A and B so that the R-T-B based alloy powder B has a particle size D50 that is smaller by at least 1.0 μm than that of the R-T-B based alloy powder A and that there is a difference ΔRH of at least 4 mass % between the higher content of a heavy rare-earth element RH in the R-T-B based alloy powder B and the lower content of the heavy rare-earth element RH in the R-T-B based alloy powder A; mixing these two R-T-B based alloy powders A and B together; compacting the mixed R-T-B based alloy powder to obtain a compact with a predetermined shape; and sintering the compact. | 10-27-2011 |
20130087248 | METHOD FOR PRODUCING R-T-B-BASED SINTERED MAGNETS - A method for producing a sintered R-T-B based magnet includes the steps of: providing a sintered R-T-B based magnet body | 04-11-2013 |
20130112141 | TREATMENT DEVICE - A processing system according to the present invention includes: a diffusion processing section | 05-09-2013 |
20130171342 | R-T-B SINTERED MAGNET MANUFACTURING METHOD - [Problem] To provide a heavy rare-earth element RH diffusion process that contributes greatly to mass production. | 07-04-2013 |
20140375404 | METHOD FOR PRODUCING R-T-B SINTERED MAGNET - A method for producing a sintered R-T-B based magnet according to the present application includes the steps of: providing a sintered R-T-B based magnet body, of which the R mole fraction that is defined by the content of a rare-earth element falls within the range of 31 mass % to 37 mass %; providing an RH diffusion source including a heavy rare-earth element RH (which is at least one of Dy and Tb) and 30 mass % to 80 mass % of Fe; loading the sintered magnet body and the RH diffusion source into a processing chamber so that the magnet body and the diffusion source are movable relative to each other and readily brought close to, or in contact with, each other; and performing an RH diffusion process by conducting a heat treatment on the sintered magnet body and the RH diffusion source at a process temperature of 700° C. to 1000° C. while moving the sintered magnet body and the RH diffusion source either continuously or discontinuously in the processing chamber. | 12-25-2014 |
20160042847 | R-T-B BASED SINTERED MAGNET - To provide an R-T-B based sintered magnet having high B | 02-11-2016 |
20160042848 | R-T-B BASED SINTERED MAGNET - To provide an R-T-B based sintered magnet having high B | 02-11-2016 |
Patent application number | Description | Published |
20120197563 | ELECTRIC POWER METER - An electric power meter separately measures an amount of electric power for purchase supplied from an electric power system and an amount of electric power for sale which is generated by an electricity generation device. The electric power meter detects a power flow of the electric power system and separately measures the amount of electric power for purchase and the amount of electric power for sale while distinguishing between the amount of electric power for purchase and the amount of electric power for sale on the basis of a direction of the detected power flow. | 08-02-2012 |
20120313428 | COMMUNICATION SYSTEM AND ELECTRONIC CHOKE CIRCUIT - The object of the invention is to propose a communication system using an electronic choke circuit which has impedance slightly varied with a load variation and is prevented from having negative resistance and can stabilize circuit operation. A terminal device includes an electronic choke circuit separating DC power supplied from a management device and a communication signal from each other. The electronic choke circuit includes a variable impedance element constituted by a transistor having its collector and its emitter respectively connected to a first terminal and a third terminal, and an inductor and a resistor connected in series with the variable impedance element. A series circuit of a first resistor and a first capacitor is interposed between the first terminal and a second terminal, and the first capacitor has its one end connected to a base of the variable impedance element. A second capacitor is interposed between the third terminal and a fourth terminal. A second resistor suppresses a phenomenon that resistance characteristics of a circuit between an input terminal and an output terminal have a negative resistance region within a frequency band including a frequency of the communication signal. | 12-13-2012 |
20140192907 | SPLITTER - A splitter includes, in parallel between trunk terminals and branch terminals, a signal branching circuit that blocks distributed power and passes a PLC communication signal and a power branching circuit that blocks the communication signal and passes the distributed power. In the signal branching circuit, impedance viewed from the branch terminal side is matched with characteristic impedance of a power line and impedance viewed from the trunk terminal side is higher than impedance viewed from the branch terminal side, in the frequency band of the communication signal. In the power branching circuit, input/output impedance is set to be sufficiently higher than the impedance of the signal branching circuit viewed from the trunk terminal side, in the frequency band of the communication signal. | 07-10-2014 |
20140340237 | APPLIANCE MANAGEMENT SYSTEM AND APPLIANCE MANAGEMENT METHOD - The appliance management system according to the present invention includes: a meter device configured to measure a predetermined physical amount; an appliance having a predetermined function; and a management device. The management device sends first information including a first identifier allocated to the appliance and a second identifier allocated to the meter device. The meter device sends, when the second identifier included in the first information received from the management device matches the second identifier allocated to this meter device, second information including the first identifier included in the first information and the second identifier allocated to this meter device. The appliance performs, when the first identifier included in the second information received from the meter device matches the first identifier allocated to this appliance, a setting process of selecting the meter device identified by the second identifier included in the second information as a communication partner. | 11-20-2014 |
20150035682 | SLAVE SUITABLE FOR ENERGY MANAGEMENT SYSTEMS AND ENERGY MANAGEMENT SYSTEM - The slave suitable for energy management systems in accordance with the present invention is a slave suitable for an energy management system for collecting, from an energy meter for measuring an amount of electric energy supplied from a power source to a predetermined place through a distribution line, meter-reading data including the amount of energy. The slave includes: a first interface unit configured to communicate with an upper device; a second interface unit configured to perform wireless communication using an electric wave with an electric appliance installed in the predetermined place; and a third interface unit configured to perform wireless communication using an electric wave with a communication terminal. The second interface unit and the third interface unit are configured to use the same protocol. | 02-05-2015 |
20150345986 | SLAVE SUITABLE FOR ENERGY MANAGEMENT SYSTEMS AND ENERGY MANAGEMENT SYSTEM - The slave is used in an energy management system for collecting meter-reading data from an energy meter for measuring an amount of electric energy supplied from a power source to a predetermined place through a distribution line. The slave includes: a first interface unit configured to communicate with an upper device; a second interface unit configured to communicate with an electric appliance installed in the predetermined place; and a third interface unit configured to perform first wireless communication using an electric wave with a communication terminal. One of the first interface unit and the second interface unit is a wired communication unit configured to perform power line communication using the distribution line, and the other of the first interface unit and the second interface unit is a wireless communication unit configured to perform second wireless communication using an electric wave. | 12-03-2015 |
Patent application number | Description | Published |
20080315905 | Electrical Connecting Apparatus - The present invention provides an electrical connecting apparatus that does not cause lack of mechanical strength in a probe board. The electrical connecting apparatus comprises a probe board spaced from a support member and arranged with its one surface opposed to the support member. On one surface of the probe board is provided a fixed portion having an opened screw hole at its top portion, and on the other surface are provided probes that are connected to a tester. The electrical connecting apparatus comprises a cylindrical spacer keeping a distance from the support member to a top surface of the fixed portion and a male screw member screwed in the screw hole for the purpose of tightening the support member and the probe board at a distance in accordance with the length of the spacer. The probe board has a support plate in which a plurality of conductive paths penetrating in the plate thickness direction and connected to the tester are formed and a wiring plate in which wiring paths connected to the corresponding conductive paths are formed, whose one surface is fixed to the support plate, and on the other surface of which are provided the probes corresponding to the wiring paths. The fixed portion is constituted by a female screw member fixed to the support plate at an area where no conductive paths are formed. | 12-25-2008 |
20090051382 | PROBE FOR ELECTRICAL TEST AND ELECTRICAL CONNECTING APPARATUS USING IT - A probe includes an arm region extending in the back and forth direction, and a tip region extending downward from the front end portion of the arm region. The tip region has a pedestal portion integrally continuous to a lower edge portion at the front end side of the arm region and having an underside inclined to an imaginary axis extending in the vertical direction; and a contact portion projected from the underside of the pedestal portion and having a tip orthogonal to an imaginary axis. Thus, the position of the tip can be accurately determined. | 02-26-2009 |
20090058440 | PROBE ASSEMBLY, METHOD OF PRODUCING IT AND ELECTRICAL CONNECTING APPARATUS - A probe assembly for use in electrical measurement of a device under test. The probe assembly comprises a plate-like probe base plate with bending deformation produced in a free state without load, and a plurality of probes formed on one face of the probe base plate to project from the face. All the tips of the probes are positioned on the same plane parallel to an imaginary reference plane of the probe base plate. | 03-05-2009 |
20090058441 | ELECTRICAL TEST PROBE - A probe for electrical test comprises a plate-shaped main portion having a base end to be attached to a support board and a tip end opposite the base end, and a probe tip portion arranged at the tip end of the main portion and having a probe tip to contact an electrode of a device under test, the main portion being made of a tenacity material. The main portion includes a conductive material extending from the base end to the tip end and at least part of which is buried within the tenacity material, and the tenacity material has higher resiliency than that of the conductive material while the conductive material has higher conductivity than that of the tenacity material. As a result, disorder of a signal provided via the probe is decreased without losing elastic deformation. | 03-05-2009 |
20100219854 | PROBE AND ELECTRICAL CONNECTING APPARATUS USING IT - A probe having an alignment mark that is hardly influenced by scraps of an electrode scraped by a probe tip is provided. A probe according to the present invention comprises a base portion having an attaching end and extending in a direction distanced from the attaching end, an arm portion extending from the base portion laterally with a space in the extending direction of the base portion from the attaching end, a probe tip portion protruded from the arm portion and having a probe tip formed on its protruding end, and an alignment mark for alignment of the probe tip. The arm portion has a flat surface area on the opposite side of a side where the attaching end of the base portion is located when seen along the extending direction of the arm portion. The probe tip portion is formed to be protruded from the flat surface area, and the alignment mark is constituted by at least a part of the flat surface area. | 09-02-2010 |
Patent application number | Description | Published |
20130020573 | PRESSURE DETECTING DEVICE AND METHOD FOR MANUFACTURING THE SAME, DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME, AND TFT SUBSTRATE WITH PRESSURE DETECTING DEVICE - A pressure detecting device includes a glass substrate as a substrate, a lower electrode arranged on the glass substrate, an upper electrode spaced apart from the lower electrode and facing the lower electrode, the upper electrode having holes as one or more through-openings, and a source line as a change extracting wiring for detecting a change in electrical state caused by the upper electrode receiving pressure to deflect toward the lower electrode. | 01-24-2013 |
20130021544 | DISPLAY DEVICE, PRESSURE DETECTING DEVICE AND METHOD FOR MANUFACTURING DISPLAY DEVICE - A liquid crystal display device includes: a first glass substrate having a first main surface; a second glass substrate spaced apart from the first glass substrate; a liquid crystal layer filled between the second glass substrate and the first glass substrate; a switching element formed on the first main surface; a lower electrode arranged between the first main surface and a second main surface; an upper electrode spaced apart from the lower electrode and arranged on a second main surface side to face the lower electrode; and a detecting unit detecting an electrical signal defined by the upper electrode and the lower electrode. At least one of the upper electrode and the lower electrode can deform to conform to the other when the second glass substrate is pressed. | 01-24-2013 |
20130077018 | DISPLAY DEVICE AND METHOD OF MANUFACTURING DISPLAY DEVICE - A display device includes a glass substrate, a glass substrate arranged at a distance from and opposite to the glass substrate, a lower electrode formed on the glass substrate, a counter electrode formed on the glass substrate opposite to the lower electrode, a spacer ball for supporting the glass substrate and the glass substrate to maintain a gap between the glass substrate and the glass substrate, and a plurality of conductive particles in particulate form arranged between the glass substrate and the glass substrate, a clearance being provided between the conductive particles positioned on the lower electrode and the counter electrode, the conductive particles positioned on the lower electrode being able to come into contact with the counter electrode when the glass substrate is pressed. | 03-28-2013 |
20130329176 | DISPLAY DEVICE SUBSTRATE AND METHOD FOR FABRICATING SAME, AND DISPLAY DEVICE - A thin film transistor substrate ( | 12-12-2013 |
Patent application number | Description | Published |
20100049450 | METHOD FOR MEASURING PHYSICAL QUANTITY DISTRIBUTION AND MEASUREMENT SYSTEM USING SENSOR FOR PHYSICAL QUANTITY DISTRIBUTION - It is an object of the present invention to provide a measurement system that measures physical quantity distribution over the entire region using a sensor for physical quantity distribution (PQD sensor) that realizes high stretchability, flexibility, etc., in at least a partial region, in order to measure the physical quantity distribution that is regionally distributed in a two-dimensional or three-dimensional manner, as well as a method for measuring physical quantity distribution. Such measurement system comprises: a body for converting physical quantity distribution (PQDc body) structured in such a way that the condition of injection current changes according to the action of the target physical quantity; multiple electrodes arranged in such a way that they can supply injection current to the PQDc body and measure data of the electric potential distribution generated by the PQDc body as a result; a PQD sensor comprising the PQDc body, electrodes, and an electric signal processing unit that processes electrode signals; and a processing part that processes data with the PQD sensor; wherein the measurement method comprises a data acquisition procedure to cause electrodes to generate injection current and measure the electric potential distribution that generates in the PQDc body, which is used as measured data, and an estimation procedure to read the measured data and use the read data to obtain the distribution of the target physical quantity that acts upon the PQDc body. | 02-25-2010 |
20140150571 | PRESSURE SENSOR, METHOD FOR MANUFACTURE THEREOF, AND PRESSURE DETECTION MODULE - A pressure sensor comprising: a base film on which a conductor pattern having one or more electrodes is formed; a cover film laminated on the base film so as to cover the electrodes of the conductor pattern; and a spacer disposed between the cover film and the base film so as to form a hollow portion having a predetermined gap between the electrode and the cover film; wherein a portion corresponding to the hollow portion of the cover film is constructed such that it has a pressure sensing part which is able to deform in a direction to move toward and away from the electrode in accordance with pressure, and of which contact resistance changes in accordance with a contact pressure thereof with the electrode, so that the pressure sensing part detects the pressure by a change of the contact resistance. | 06-05-2014 |