baber/WOPTO huggingface dataset:
Patent JP-2008188652-A (JP)
Title: Stretch-reduction method of extra thin-walled steel pipe
Inventor: NAGAHAMA TAKUYA
IPC: B21B37/00
Filed: 2007-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a stretch-reduction method of an extra thin-walled steel pipe by which the limit of thinning of the final product by a conventional method is broken down and a thinner-walled steel pipe can be manufactured.  <P>SOLUTION: The stretch-reduction method of the extra thin-walled steel pipe is provided by which the steel pipe being a material is finished into the target extra thin thickness by passing the steel pipe through a stretch reducer in which (n+1) roll stands are arranged in series, wherein the rolling is performed under conditions where required elongation strain ε<SB>i</SB>(i=1-(n+1)) in respective stands, each interstand tension T<SB>i</SB>(MPa) and the passing speed v<SB>i</SB>(m/s), (i=1-n) of a material satisfy Σ√(αT<SB>i</SB>/v<SB>i</SB>)≥Σε<SB>i</SB>, wherein α=tl/η(t is the starting temperature (K) of stretch reduction), l is the average interstand distance (m) and ηis a constant.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007222616-A (JP)
Title: Tibial prosthesis with asymmetric articular surfaces
Inventor: AKIZUKI AKIRA
IPC: A61F2/38
Filed: 2007-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an artificial knee by which kinetics of a natural knee joint can be better imitated.  <P>SOLUTION: A tibial prosthesis has tibial articular surfaces including a medial articular surface in a medial compartment 22 and a lateral articular surface in a lateral compartment 24. The medial articular surface follows a first arcuate track having a first radius of curvature and a first posterior segment extending along a posterior aspect of the medial compartment 22 to a first point located adjacent a posterior edge of the tibial prosthesis at a first superior-inferior location. The lateral articular surface follows a second arcuate track having a second radius of curvature and a second posterior segment extending along a posterior aspect of the lateral compartment 24 to a second point located adjacent the posterior edge of the tibial prosthesis at a second superior-inferior location. The second posterior segment have a slope extending in an inferior direction along the posterior aspect of the lateral compartment 24 such that the second superior-inferior location is spaced a predetermined distance in an inferior direction from the first superior-inferior location.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008190815-A (JP)
Title: Cooling storage
Inventor: MORIMOTO HIROMI
IPC: F25D23/06
Filed: 2007-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat insulating housing structure of a cooling storage allowing easy installation and piping of a low temperature-side evaporator.  <P>SOLUTION: The heat insulating housing 10 of this cooling storage 1 is formed by inserting an inner box 161 made of synthetic resin into an outer box 160 made of plate, and filling a space between the outer box 160 and the inner box 161 with foam insulation. The inner box 161 is provided with an opening portion 162 at a part corresponding to the low temperature-side evaporator 132, and the opening portion is closed by a low temperature-side evaporator module 164. The resin foaming process for forming the foam insulation is performed after closing the opening portion 162 by the low temperature-side evaporator module 164. The low temperature-side evaporator module 164 includes a defrosting heater 77 and a drain pan 78. A vertical partitioning portion 13 is disposed on a front face of the low temperature-side evaporator module 164.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008192969-A (JP)
Title: Electrostatic chuck and its manufacturing method
Inventor: KAWAJIRI TETSUYA
IPC: B23Q3/15
Filed: 2007-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrostatic chuck usable in a wide temperature range in a state that an insulation property is secured and desorption responsiveness is excellent, and its manufacturing method.  <P>SOLUTION: The electrostatic chuck 1 comprises an ESC electrode E1 in a disk shape in a plane view, an ESC electrode E2 in a doughnut shape in a plane view, and a dielectric layer formed so as to cover surfaces of the ESC electrodes E1 and E2. The dielectric layer has a dielectric region R1 in a circular shape formed in a region corresponding to the surface of the ESC electrode E1 and a dielectric region R2 in the doughnut shape formed in a region corresponding to the surface of the ESC electrode E2, and the dielectric region R1 and the dielectric region R2 are integrally and seamlessly calcinated. The dielectric region R1 and the dielectric region R2 are formed of materials of the same composition system, whose volume resistivities are different from each other. Individual terminals for voltage application are connected to the ESC electrode E1 and the ESC electrode E2 so as to individually apply voltages to the ESC electrode E1 and the ESC electrode E2.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008195106-A (JP)
Title: Cooling fan apparatus for vehicle
Inventor: TANAKA KEIKO
IPC: B60K11/04
Filed: 2007-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cooling fan apparatus for a vehicle, which apparatus can suppress the over cooling of an engine without adding a mechanism for interrupting the air passed through the cooling fan.  <P>SOLUTION: A fan 24 comprising a plurality of fan blades 48A, 48B, 48C, 49A, 49B arranged circumferentially at unequal pitches is arranged in front of the engine 14 on the front side of the vehicle such that a part of its width overlaps with the engine 14 in a front view of the vehicle. The gravity center G of the fan 24 is located on the fan blade 49A. As a result, when the operation has been stopped, the high-density arrangement portion 24B of the fan blades 48A, 48B, 48C, 49A, 49B of the fan 24 is located in the position overlapped with the engine 14 in the front view of the vehicle.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008196894-A (JP)
Title: Terminal board for control panel test, control panel automatic testing device, and temporary control device
Inventor: TAKAHASHI ATSUSHI
IPC: G21C17/00
Filed: 2007-02-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a terminal board for a nuclear power plant control panel test, a control panel automatic testing device, and a temporary control device, which reduces a time and cost by reducing a work amount during updating, and also reduces an operation risk caused by plant monitoring control function stop.  <P>SOLUTION: This terminal board for the control panel test, detachably fixed to a terminal board installed on a control panel when updating a control unit of the control panel, is equipped with: an elongation terminal to be conducted and opened electrically to a terminal of the terminal board; a fixing metal to be fixed to the terminal board; an external apparatus connection cable to be connected to an external apparatus; and an external apparatus interface part.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008196604-A (JP)
Title: Vehicular disc brake device
Inventor: KAWAI TARO
IPC: F16D65/18
Filed: 2007-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a floating type disc brake device capable of suppressing abnormal abrasion of a disc rotor.  <P>SOLUTION: In this disc brake device equipped with a disc rotor which rotates with a vehicle, a pair of pads provided face to face with both sides of the disc rotor, a caliper which presses each of a pair of the pads toward the disc rotor, and a mounting which slidably supports the caliper in parallel with the rotation shaft of the disc rotor through a slide pin mechanism and which is fixed to the vehicle, a running determination device to sense or estimate the running state of the pads and the disc rotor, a friction mechanism to make the sliding frictional force of the slide pin mechanism variable, and a controller to control the friction mechanism based on the running state sensed or estimated by the running determination device are provided. The controller increases the sliding frictional force of the slide pin mechanism when the rotor and the pads are running, and reduces the sliding frictional force of the slide pin mechanism when they are not running.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008200112-A (JP)
Title: Oxygen concentrator
Inventor: HIROSE NOBUHIRO
IPC: A61M16/10
Filed: 2007-02-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide an oxygen concentrator which takes the most appropriate noise control measures while keeping a high cooling efficiency.  <P>SOLUTION: An air passage case 1 introduces air outside a casing body to the inside of the casing body as breathing air. Seep beds 10, 11 acquire highly-concentrated oxygen and nitrogen enriched air by separating the introduced breathing air. A noise eliminator 15 discharges the acquired nitrogen enriched air to the inside of the casing body. A window part (not shown in figures) formed on the casing body introduces air outside the casing body to the inside of the casing body as a cooling air for the inside of the casing body. A flow of the introduced cooling air inside the casing body is mutually isolated from a flow of the discharged nitrogen enriched air inside the casing body by an isolating means.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008203339-A (JP)
Title: Electronic equipment and noise sound canceling method
Inventor: AKAHA TAKASHI
IPC: G10K11/178
Filed: 2007-02-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide electronic equipment which cancels noise sound generated from built-in electronic components, and reduces a whole equipment size by reducing the number of the built-in components.  <P>SOLUTION: The electronic equipment comprises: a driving state monitor section 44 for detecting driving of a cooling device 10 and a ballast 212; an information memory 431 in which sound information for canceling the noise sound generated by the cooling device 10 and the ballast 212 is stored; a voice output device 30 for outputting sound for canceling the noise sound, based on the sound information; and a control section 45 by which, in response that the driving state monitor section 44 detects driving of the cooling device 44 and the ballast 212, corresponding sound information is read from the information memory 431 and, the sound for canceling the noise sound is outputted from the voice output device 30, based on the sound information.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008205657-A (JP)
Title: Method of manufacturing piezoelectric vibrating piece, piezoelectric vibrating piece, piezoelectric vibrator, oscillator, electronic apparatus, and radio-controlled clock
Inventor: MINEGISHI TAKASHI
IPC: H01L41/22
Filed: 2007-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently mass-produce high quality and high performance piezoelectric vibrating pieces having low CI value.  <P>SOLUTION: The method of manufacturing a piezoelectric vibrating piece includes steps of: forming a first protective film 20 on both faces of a piezoelectric plate 20; patterning the first protective film into the external shape of a piezoelectric vibrating piece with areas of groove parts 5 reserved; processing the piezoelectric plate by dry etching with the first protective film as a mask to form groove parts and etching areas not masked with the first protective film by a depth h1 of the groove parts from the surface of the piezoelectric plate; protecting the groove parts by formation of a second protective film; processing the piezoelectric plate by wet etching with the first and second protective films as a mask, completely removing remaining parts of the piezoelectric plate etched up to the depth of the groove parts from the surface and forming a pair of vibrating arm parts and a base part; and removing the first and second protective films.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008203532-A (JP)
Title: Sheet conveying device
Inventor: MIYAKOSHI NAOTO
IPC: G03G15/00
Filed: 2007-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To improve efficiency in image reading processing by saving wasteful image reading time or original conveying time when a tab sheet is read.  <P>SOLUTION: A sheet conveying apparatus sequentially conveying the tab sheet with a tab part and regular sheet without the tab part to be read is provided with; an image reader reading the images on the tab sheet and the regular sheet, a conveying device conveying the tab sheet and the regular sheet to the image reader, a tab sheet detection apparatus detecting whether or not the tab sheet is conveyed, and a controller controlling the image reader, the conveying device and the tab sheet detection device. When the controller detects that the conveyed original is the tab sheet, image reader does not read the image but ejects the original immediately.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008202867-A (JP)
Title: Arc furnace electrode lifting device
Inventor: ASAKA TAKATOSHI
IPC: C21C5/52
Filed: 2007-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an arc furnace electrode lifting device capable of saving energy of furnace operation, and capable of shortening operation time.  <P>SOLUTION: This arc furnace electrode lifting device is composed of an impedance constant control means 82 controlling so that impedance between an electrode 4 and a scrap 5 becomes constant, a constant current control means 83 controlling so that an arc current becomes a preset value, a switching means 84 switching the impedance constant control means 82 and the constant current control means 83, an electric power consumption checking means 86 determining whether or not electric power consumption of an arc furnace becomes a predetermined value or more, a flicker checking means 87 determining whether or not a flicker quantity becomes a predetermined value or less for a predetermined time, a furnace state checking means 88 determining whether or not both arc voltage and the arc current become a predetermined value or less for a predetermined time, and an arithmetic operation means 89 arithmetically processing a determining result of the electric power consumption checking means 86, the flicker checking means 87 and the furnace state checking means 88. The switching means 84 is operated by a result of the arithmetic operation means 89.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008202128-A (JP)
Title: Oil well electric resistance welded pipe for expansion having excellent expansion performance and corrosion resistance, and method for manufacturing the same
Inventor: MURAKI TARO
IPC: C22C38/58
Filed: 2007-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an oil well electric resistance welded pipe for expansion which can be expanded at a high expanding ratio, and has excellent sulfide stress cracking resistance after expansion in a corrosive environment in an oil well, and to provide a method for manufacturing the same.  <P>SOLUTION: The oil well electric resistance welded pipe for expansion having excellent expansion performance and corrosion resistance has a composition comprising, by mass, 0.01 to 0.3% C, 0.01 to 0.7% Si, 0.5 to 2.0% Mn, 0.005 to 0.1% Nb, 0.005 to 0.05% Ti, 0.002 to 0.1% Al and 0.0005 to 0.008% Ca, and in which the content of P is limited to ≤0.10%, S to ≤0.005% and O to ≤0.0040%, and Si/Mn satisfies 0.005 to 1.5, and the balance Fe with inevitable impurities. Preferably, the steel pipe comprises ≤0.5% Cr, and satisfies Si/(Mn+Cr): 0.005 to 1.5.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008210000-A (JP)
Title: Approach warning unit
Inventor: KISHI KOJI
IPC: G08B21/02
Filed: 2007-02-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide an approach warning unit allowing a pedestrian such as a visually handicapped person to avoid contact with a vehicle by surely recognizing an approach of the vehicle.  <P>SOLUTION: An artificial retina device 12 performs edge detection and contour generation from an image of a CCD camera 14, and sets a stimulus pattern by a vibrating pin 26 to obtain an image according to the CCD camera image. Also, an approach warning processing unit 40 receives position information transmitted from a vehicle information transmitter unit 38 of a vehicle 36, and by comparing the position information obtained by a GPS unit 48, sets an object vehicle 36A approaching the person mounting the artificial retina device. When the object vehicle approaches the mounting person, the approach warning processing unit 40 sets the stimulus pattern warning the approach of the object vehicle. Further, when the object vehicle extremely approaches, the stimulus pattern indicative of a retreat direction is set, and the vibrating pin is driven. By this, the retreat direction is recognized surely, enabling the avoidance of the contact to the object vehicle.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008211709-A (JP)
Title: Communication method, communication system, relay device and terminal device
Inventor: NAKAJIMA KAZUAKI
IPC: H04W16/26
Filed: 2007-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To minimize a load for a relay network so as to make it possible to receive data in frequency bands requested by respective reception terminals when a plurality of terminals having different frequency bands to use are connected via a plurality of relay devices for group communication.  <P>SOLUTION: When relaying a band command to specify a requested band, issued from reception terminals T2-T6 to a transmission terminal T1, relay devices C1-C3 store a maximum value of bands requested by a terminal and a relay device, which serve thereunder, whereas the transmission terminal T1 stores a maximum band of those of the reception terminals T2-T6. A transmission terminal T6 sets the stored band as a transmission band and transmits data. In the event of relay of the data, each of the relay devices C1-C3 buffers the data and relays them to the subordinates in bands specified, respectively, so that a transfer rate of the data relay between the relay devices is reduced to the minimum while the reception terminals T2-T6 can receive the data in their desired bands.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007259849-A (JP)
Title: Closed loop level control and apparatus and method for controlling and discharging pasty mass
Inventor: MAILE BERND
IPC: A23L13/00
Filed: 2007-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus and a method for affecting or controlling the degree of discharging in a discharging hopper for an inflow mass in addition to the closed loop level control.  <P>SOLUTION: A vacuum hopper 1 is equipped with an inlet 7 for feeding the pasty mass, especially sausage meat, an outlet 13 for discharging the pasty mass and an inlet valve 3 arranged in the inlet 7 and producing a negative pressure in the vacuum hopper 1. In order to affect the degree of discharging of the inflow mass, the inlet valve 3 in an opened state forms an inlet gap for the pasty mass and the closed loop level control can be performed so that the gap height h affects the degree of discharging of the pasty mass.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008219470-A (JP)
Title: Booster circuit
Inventor: YOSHIDA MASATOSHI
IPC: H01L21/822
Filed: 2007-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a booster circuit for suppressing fluctuation in output voltages under temperature changes.  <P>SOLUTION: A temperature dependent clock generating part 11 generates a booster circuit driving clock 15 which depends on temperature and frequency rises as the temperature rises. A boosting voltage generating part 12 is configured as a charge pump, and is driven by the booster circuit driving clock 15. Normal power consumption whose main component is leaked current in a load circuit 14 increases as temperature rises. By driving the boosting voltage generating part 12 using the booster circuit driving clock 15 wherein frequency rises as temperature rises, the power supplied by the boosting voltage generating part 12 increases, to suppress fluctuation in output voltages caused by increase in normal power consumption of the load circuit 14.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008220056-A (JP)
Title: Rush current prevention circuit and method
Inventor: TSUTSUMI TAKESHI
IPC: H02J1/00
Filed: 2007-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rush current prevention circuit which solves a problem that a load is not activated normally, or failed in activation.  <P>SOLUTION: The rush current prevention circuit comprises: partial pressure resistors 2, 3 connected between a positive potential terminal and a negative potential terminal of a DC power supply 1; a capacitor 4 connected between a connecting point of the resistors and the negative potential terminal; Zener diodes 5 and a resistor 6 which are connected in series between the connecting point of the resistors and the negative potential terminal; a bipolar transistor 7 in which a base is connected to a connecting point of the Zener diode and the resistor, an emitter is connected to the negative potential terminal, and a collector is connected to an activation signal terminal 13; a MOSFET 8 in which a gate is connected to the connecting point of the resistors, a source is connected to the negative potential terminal, and a drain is connected to an output terminal 12; and a capacitor 9 and a resistor 10 which are connected in series between the gate and the drain of the MOSFET. When applying DC power, an activation signal is outputted from the activation signal terminal to the load 14 after a rush current limit operation is completed.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008213908-A (JP)
Title: Packaging structure of plasma display and packaging structure of thin television
Inventor: MARUTA NAOTO
IPC: B65D85/68
Filed: 2007-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that the number of packaging boxes loaded on a container for transportation cannot be increased because the dimension of the packaging box in the front and rear depth direction is increased to increase an idle space inside the packaging box and the volume of the package is increased.  <P>SOLUTION: A main body cabinet 20 having support legs 31, 31 protruding vertically downwardly and a support table 32 arranged at the back surface of the main body cabinet 20 with arranging the left and right longitudinal direction in the vertical direction are supported by upper and lower cushioning materials 42, 43, and in this state a plasma display is stored in the packaging box 41. Accordingly, an idle space P formed around the support legs 31, 31 is suppressed, the volume of the package is reduced and the number of the packaging boxes to be stored in the container for transportation is increased by 12%.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008225619-A (JP)
Title: Distributed information sharing server system
Inventor: KORIYAMA KOICHI
IPC: H04N7/15
Filed: 2007-03-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a distributed information sharing server system for allocating a synchronous information sharing server allowing transmission of a highest-quality video, sound or character to an information sharing session.  <P>SOLUTION: The distributed information sharing server system, is characterized in that an information sharing management server has: an address acquisition means acquiring an address on a local area network allocated to an information sharing session terminal participating in the information sharing session; and a server allocation means allocating one of a plurality of the synchronous information sharing servers as the synchronous information sharing server for relaying the information sharing session based on the address acquired by the address acquisition means.  <P>COPYRIGHT: (C)2008,JPO&INPIT