baber/WOPTO huggingface dataset:
Patent JP-2001198153-A (JP)
Title: Head part improving blood circulation increasing appliance
Inventor: NISHIMURA SHIGERU
IPC: A61F13/00
Filed: 2000-01-18
Abstract: PROBLEM TO BE SOLVED: To provide a head part improving blood circulation increasing appliance as an invention for improvement to a conventional blood circulation promoting appliance to head skin in which head skin stimulating method for patting a head part with a brush is likely to cause excessive patting or forgetting the potting, or has only temporary effect to cause low blood circulation to result in itching at the head and lead to deterioration or loss of hair. SOLUTION: This head part improving blood circulation increasing appliance, as illustrated in drawing 2, formed of rubber to make a condition of promoting blood circulation on head skin is installed on the head to realize head skin having allowance at a hair-thinned part for thickening capillary vessels, promoting blood circulation, reducing itching on the head, reducing hair loss, and accelerating growth of hair.
Patent JP-2001203446-A (JP)
Title: Soldering method and soldering device
Inventor: NAGATA SHIGENAGA
IPC: H05K3/34
Filed: 2000-01-18
Abstract: PROBLEM TO BE SOLVED: To efficiently solder multiple parts to be soldered which are arranged at prescribed intervals. SOLUTION: In a soldering method, a solder melting part 172 facing the part to be soldered is formed of plural lever elements, where the surfaces of solder contacts are formed of solder repulsion materials, and an operation for supplying and melting a prescribed amount of solder pieces to the solder melting part and supplying melted solder to the soldered parts repeated sequentially and continuously for the plural soldered parts arranged at the prescribed intervals. An additional heating part 174B, close to the solder melting part, is formed in the lever elements 156A and B. The soldered parts supplying melting solder, prior to the supply operation, are additionally heated by the additional heating part during the supply operation of melting solder.  Namely, the lever elements simultaneously conduct the supply operation of melting solder and the additional heating operation on the soldered parts supplying melting solder imediately before it.
Patent JP-2001198779-A (JP)
Title: Work carrier device of double-end surface grinder
Inventor: OZAKI YUKIO
IPC: B24B7/17
Filed: 2000-01-20
Abstract: PROBLEM TO BE SOLVED: To reliably prevent a work from slipping to the lower side of a carrier disc for a work during conveyance. SOLUTION: Carrier disc sucking members 19, 20 are provided on the inner and outer peripheries of guide plates 16, 17, and suction grooves 21, 22 for continuously sucking the inner and outer peripheries of the disc 11 in the rotational circumferential direction of the carrier disc 11 are provided on the carrier disc sucking members 19, 20.
Patent JP-2001202627-A (JP)
Title: Optical disk device
Inventor: WATABE KAZUO
IPC: G11B20/10
Filed: 2000-01-20
Abstract: PROBLEM TO BE SOLVED: To provide an optical disk device capable of efficiently removing a crosstalk component which is leaked into a reproduced signal when a target track is reproduced and suppressing the deterioration of the reliability of the reproduced signal which causes a problem when crosstalk is rapidly increased especially when a disk is tilted concerning the optical disk device of high density. SOLUTION: This device has waveform equalizing circuits 14-16 for correcting the frequency characteristics of signals of three tracks reproduced by using three beams and a tap coefficient arithmetic circuit 17 for controlling the characteristics of these equalizing circuits. The tap coefficient arithmetic circuit 17 optimizes the tap coefficients of the waveform equalizing circuit by batch processing while using the least squares method from a signal sequence reproducing a learning data area recording predetermined data on an optical disk 7 and an ideal value sequence corresponding to this learning data reproducing signal so that the crosstalk component leaked into the reproduced signal of the target track can be efficiently removed.
Patent JP-2000317671-A (JP)
Title: Laser welding method and its device
Inventor: YOKOYA SHINICHIRO
IPC: B23K26/14
Filed: 2000-01-24
Abstract: PROBLEM TO BE SOLVED: To prevent the infiltration of a shielding gas into a part irradiated with a laser and to prevent the infiltration of the ambient atmosphere air as well by imparting swirling to the shielding gas in a laser nozzle, generating a negative pressure in the part irradiated with the laser and near the part to suck out a plasma bloom and removing the same. SOLUTION: The shielding gas 4 is introduced from a shielding gas introducing port 2A of a vortex type swirling generator 1 of the shielding gas. The shielding gas 4 swirls along the inner peripheral surface of the tube nozzle 2 and flows out into the atmosphere 11 along a nozzle curved wall 2D at the front end of the tube nozzle by centrifugal force. The negative pressure part is formed in the central part of the tube nozzle 2. The negative pressure part sucks out the plasma bloom, includes the plasma bloom into the shielding gas 4 and discharges and removes the plasma bloom from the front end 2C of the tube nozzle.  Swirling vanes are preferably arranged between an inner cylinder for introducing the laser and an outer cylinder for introducing the shielding gas to generate shielding gaseous flow along the inner peripheral surface of the laser nozzle arranged downstream of the swirling vanes.
Patent JP-2001203110-A (JP)
Title: Stationary induction electric apparatus
Inventor: HAMADATE YOSHIO
IPC: H01F27/28
Filed: 2000-01-19
Abstract: PROBLEM TO BE SOLVED: To provide a highly reliable stationary induction electric apparatus, which can prevent local overheating even when a loss is caused by a leakage flux entering into the sidewall of a tank from a winding and entering the sidewall of a tank by cooling the sidewall from both surfaces with a cooling medium (not shown), which is made to flow through cooling flow passages formed on the outside of the side wall at the periphery of a lead wire lead-out hole, which is made through the sidewall facing the winding for leading a lead wire led out from the winding to the outside. SOLUTION: A cooling flow passage is formed in the periphery of the lead wire leading-out hole, which is formed through the sidewall of the tank facing the winding, to lead the lead wire led out from the winding to the outside.
Patent JP-2001209150-A (JP)
Title: Silver halide photographic sensitive material, processing method for same and image forming method
Inventor: ONO KOJI
IPC: G03C1/09
Filed: 2000-01-24
Abstract: PROBLEM TO BE SOLVED: To provide a high contrast silver halide photographic sensitive material for X-ray mammography excellent in diagnostic ability and having good scuffing and wear resistances and good resistance to the leaving of a fingerprint, a processing method for the sensitive material and an image forming method. SOLUTION: In the silver halide photographic sensitive material with at least one photosensitive silver halide emulsion layer and an upper non- photosensitive colloidal layer on one face of the base and a backing layer on the other face, spherical polymer particles having <=10% relative standard deviation of particle diameter are contained in the non-photosensitive colloidal layer and >=50% of the total projected area of all silver halide grains in the at least one photosensitive silver halide emulsion layer is occupied by flat platy silver halide grains having an aspect ratio of 3-30 doped with ions of at least one metal selected from Rh, Ru, Re and Os.
Patent JP-2001044564-A (JP)
Title: Ridge-type semiconductor laser element and manufacture thereof
Inventor: KINEI AKIFUMI
IPC: H01S5/227
Filed: 2000-01-24
Abstract: PROBLEM TO BE SOLVED: To provide a ridge-type semiconductor laser element, where horizontal transverse mode control of oscillating laser beam is improved and current threshold is reduced. SOLUTION: In this ridge-type semiconductor laser element including a current block layer 18, a first prescribed region 16 in contact with both ends in the transverse direction of a selected region of an active layer 13 contains an n-type dopant, and a second prescribed region 7 in contact with the first region 16 contains a p-type dopant, and an n/p structure consisting of the first and second regions is employed. Thereby current is constricted in a region positioned directly under the selected region of the active layer 13.
Patent JP-2001210845-A (JP)
Title: Method of manufacturing thin film photoelectric conversion device
Inventor: SUZUKI TAKAYUKI
IPC: H01L31/10
Filed: 2000-01-26
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing a photoelectric conversion device provided with a silver rear electrode having a high strength of adhesion against a rear transparent conductive layer. SOLUTION: This method includes steps of respectively forming a front transparent electrode, a thin film photoelectric conversion unit, and a rear transparent conductive layer on an insulating substrate. At the time of forming a light reflecting metallic layer, a first plasma area containing fine zinc oxide particles and a second plasma area containing fine silver particles are formed under a sputtering gas pressure of about 0.1-0.27 Pa in a reaction chamber and a zinc oxide-based adhesive layer and the silver-based light reflecting metallic layer are formed on the substrate by causing the substrate to pass over the first and second plasma areas formed in the reaction chamber. Thus the rear electrode having the rear transparent conducive layer, adhesive layer, and light reflecting metallic layer is formed.
Patent JP-2001206590-A (JP)
Title: Image forming device
Inventor: SAMEJIMA TAKAO
IPC: B65H5/38
Filed: 2000-01-27
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device simple in the construction of the confluence of various feed passages, compact in size and low in cost. SOLUTION: This image forming device has a plurality of branch feed passages B to F for feeding recording media, a converging mechanism for uniting the branch feed passages B to F to a practically vertically extending converging feed passage A, and a first recording medium feeding means 19 for feeding the recording media delivered in the converging feed passage A to a practically vertically extending main feed passage. The converging mechanism has a fixed branch feed guide 60 for delimiting two branch feed passages B and C converging at the converging feed passage.
Patent JP-2001211159-A (JP)
Title: Method and device for decipehring contents information
Inventor: SUGAWARA TAKAYUKI
IPC: G06F21/10
Filed: 2000-01-27
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for contents information deciphering which can accurately reproduce (decipher) ciphered contents information only under regular restrictions. SOLUTION: Contents information is deciphered by using information on which a 1st key including ID information set as to obtain a specific authenticator value by a specific degeneration function is based and ciphered contents information generated by ciphering the contents information by using the 1st key generated from the information on which the 1st key is based and the specific authenticator value.
Patent JP-2001210902-A (JP)
Title: Variable optical gain equalizer and optical amplifier for wavelength multiplex transmission using the same
Inventor: OGUMA TAKESHI
IPC: H04B10/50
Filed: 2000-01-28
Abstract: PROBLEM TO BE SOLVED: To compensate for the gain deviation of a fixed optical gain equalizer which is caused by change of environmental temperature, and to make the absolute output level of the overall amplifier constant. SOLUTION: A Fabry-Perot etalon 11, having an interval of transmission peak wavelength which is greater than the transmission band, a mirror-forming part 1 which is formed of a material which transmits light and in which two mirrors of the Fabry-Perot etalon face each other in parallel, and stretching parts 3, which have coefficient of linear expansion larger than that of the material in the mirror forming part and are embedded in the recesses arranged at the mirror-forming part, in the vicinity of a part on which the Fabry-Perot etalon is positioned are installed in a variable optical gain equalizer for compensating for the deviation in the relative output level of optical signal to the wavelength of an optical signal in the transmission band.
Patent JP-2001218052-A (JP)
Title: Circuit and method for pseudo gradation
Inventor: TAKIZAWA NARIATSU
IPC: H04N1/405
Filed: 2000-01-31
Abstract: PROBLEM TO BE SOLVED: To make a circuit a small scale and to perform cost reduction by enabling one circuit to perform dithering and error diffusion processing, to prevent dot generation in a blank part even in the case of correcting the discontinuity of gradation with error diffusion processing and to prevent the occurrence of color slurring in a colored character and a homogeneous image area even in the case of adding error data with error diffusion processing. SOLUTION: This circuit is provided with a memory 104 storing a prescribed data series, an adding means 106 adding the prescribed data series to image data, an adding means 103 adding input image data to be inputted to the error data of image data subjected to pseudo gradation and controlling means 105 and 102 which perform control that adds 0 without adding the data series and the error data on the basis of a prescribed control signal, and conducts dither processing and error diffusion processing in one circuit.
Patent JP-2001216671-A (JP)
Title: Optical disk device and optical pickup controlling method
Inventor: NAKAJO KOICHI
IPC: G11B7/085
Filed: 2000-02-01
Abstract: PROBLEM TO BE SOLVED: To reduce power consumption in multi-track jumping operation without sacrificing the control precision of jumping between tracks. SOLUTION: A control part 1 for controlling access and tracking operation by the optical pickup 5a of a CD drive 5 discriminates whether the number of tracks which have to be jumped is equal to or larger than a prescribed value in the multi-track jump when the pickup 5a is moved extending plural tracks. In the case of the multi-track jump, the part 1 sled-drives the pickup 5a by a moving quantity in the neighborhood of the number of the tracks which should be jumped by the sled driving part 61 of a driving part 6. During this sled driving, the part 1 turns off the beam light source of the pickup 5a by an optical pickup control part 7. During this multi-track jump operation, the part 1 turns off the beam power source, sled-drives it to the neighborhood of an objective track and then controls tracking.
Patent JP-2001220817-A (JP)
Title: Method of installing precast concrete member
Inventor: MORI KAZUO
IPC: E04B1/20
Filed: 2000-02-08
Abstract: PROBLEM TO BE SOLVED: To accurately install suspended precast concrete members at fixed positions when a structure is constructed by successively piling up a plurality of the precast concrete members to upper sections. SOLUTION: Guide members 31 are mounted at a plurality of positions along the upper edges of side faces in the previously installed lower-side precast concrete member 21a. The guide members are set up rotatably by bolts 35 while upper sections can be brought to an open state. The upper-side precast concrete member 21b is supported at an opening in the upper section of the suspended and previously installed lower-side precast concrete member, and the guide members 31 are rotated in the direction that the opened upper sections are closed and fixed temporarily. The upper-side precast concrete member is lowered on the lower-side precast concrete member along the guide members.
Patent JP-2001228449-A (JP)
Title: Laser beam condensing unit and laser beam machining device
Inventor: IGASAKI YASUNORI
IPC: B23K26/06
Filed: 2000-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a laser beam condensing unit and a laser beam machining device by which a laser beam emitted from a plurality of light sources is condensed, and the condensing laser with high energy density having a small condensing spot is obtained. SOLUTION: The laser beam condensing unit 14 is equipped with a plurality of laser light sources 22, the reflection type space light modulator 38 for modulating each laser beam L in order to compensate the wave surface of each laser beam L emitted from each laser light source 22, and the condensing lens 40 for condensing each laser beam L emitted from the reflection type space light modulator 38, and, since the laser beam a wave surface of which is arranged by the reflection type space light modulator 38 is condensed by the condensing lens, the laser beam with the high energy density having the small condensing spot is obtained. Besides, the laser beam machining device 10 is equipped with the laser beam condensing unit 14.
Patent JP-2001228739-A (JP)
Title: Image forming device
Inventor: NAKATO ATSUSHI
IPC: H05B3/00
Filed: 2000-02-14
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device in which a high-quality image forming is performed by preventing defective fixing and degradation of durability caused by worn particles adhered to the outer peripheral surface of a heat fixing roller or surely preventing the occurrence of the degradation of leakage distance and short circuit or the like due to the worn particle which disperses without falling by surely removing the worn particle generated when a feeding member abuts and slides on a receiving member. SOLUTION: The image forming device consists of a toner image forming means 1 for forming a toner image there on a heat fixing roller 2 held turnably for thermally fixing by energizing the toner image formed on the toner image forming means 1, a heating element 3 for heating the heat fixing roller 2, the receiving member 4 disposed at the side end of the heat fixing roller 2 conducting with the heating element 3, the feeding member 5 for feeding power while abutting and sliding on the receiving member 4, and a worn particle suction removing member means 6 for sucking and removing worn particle S generated with the feeding member 5 abuts and slides on the receiving member 4.
Patent JP-2001230625-A (JP)
Title: Reflection reducing device
Inventor: ISHIBE TAKAYUKI
IPC: H01Q17/00
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To solve a problem that the object frequency of a microwave to be absorbed cannot be controlled by a conventional microwave absorbing method based on cover layers. SOLUTION: A plate-shaped plasma 2, generated by a plasma generator, is located in front of equipment 3 so as to face the equipment 3, and the reflection reducing device reduces the reflection of microwaves by making mutually opposite the phase of a microwave, reflected on the surface of this plate-shaped plasma 2 and the phase of a microwave transmitted through the plate-shaped plasma 2, reflected on the surface of the equipment 3 and transmitted through the plate-shaped plasma 2 again.
Patent JP-2001191536-A (JP)
Title: Ink jet recorder
Inventor: IGARI MITSUO
IPC: B41J2/02
Filed: 2000-01-11
Abstract: PROBLEM TO BE SOLVED: To provide an ink jet recorder capable of performing stable and good printing without adjusting the fastening. SOLUTION: There is disclosed an ink jet recorder that comprises a nozzle body for generating ink particles by applying vibration to the ink to be ejected from the nozzle, a charge electrode for electrically charging the ink particles and a deflection electrode for deflecting the charged ink particles. The nozzle body includes a vibration body, an ink vibration applying chamber for applying the vibration of the vibration body to the ink and an ink passage forming member. The vibration body is integrally formed with the ink passage forming member.
Patent JP-2001234379-A (JP)
Title: Electrolytic cathode
Inventor: OGAWA SHUICHIRO
IPC: C25B11/04
Filed: 2000-02-16
Abstract: PROBLEM TO BE SOLVED: To provide an electrolytic cathode low in hydrogen overvoltage and excellent in strength of a coating film as the electrolytic cathode for electrolyzing an aqueous alkali solution. SOLUTION: A coating solution containing at least a nickel compound forming nickel on heating and/or a nickel compound forming nickel oxide on heating is applied on an electrode substrate and sintered to manufacture the electrolytic cathode as an active layer on the electrode substrate.
Patent JP-2001230318-A (JP)
Title: Method for manufacturing electronic device
Inventor: IKEDA ATSUSHI
IPC: H01L21/308
Filed: 2000-02-16
Abstract: PROBLEM TO BE SOLVED: To obtain an electronic device having more than one interconnection layer in which the reliability of interconnection is enhanced by avoiding corrosion at the via contact part on a lower layer interconnection in a process for making via holes for connecting the lower interconnection with an upper layer interconnection on the premise that an etching deposition film remaining in the via holes are removed well sufficiently. SOLUTION: In a step for removing an etching deposition film 14 remaining in the via holes 10, removing processing is performed preliminary using a low concentration cleaning chemical having a low content of ammonium fluoride and then main removing processing is performed using a high concentration cleaning chemical having a high content of effective cleaning components. Subsequently, removing processing is performed using a low concentration cleaning chemical having a low content of ammonium fluoride. When such a method is employed, corrosion of interconnection material due to dilution of the cleaning chemical is suppressed in the following water cleaning process.
Patent JP-2001223311-A (JP)
Title: Electronic part with lead
Inventor: OKAZAKI TADAHIRO
IPC: H01L23/48
Filed: 2000-02-09
Abstract: PROBLEM TO BE SOLVED: To prevent remaining stress due to the bent of a lead from being easily developed, and to prevent it from being transmitted to the inside of a sealing body even if it occurs in an electronic part with lead, which is fixed to a circuit board by bending the lead. SOLUTION: The cross sectional area of the bent part of the lead is made to be smaller than the main part of the lead extended from a part main boy. The cross sectional area of the bent part is desirably to be the range of 50 to 80% of the cross sectional area of the main part from the balance of the prevention of the occurrence of the remaining stress and lead strength.
Patent JP-2001223453-A (JP)
Title: Circuit board connection structure
Inventor: TAKAHASHI KENICHI
IPC: H05K1/14
Filed: 2000-02-10
Abstract: PROBLEM TO BE SOLVED: To provide circuit board connection structure which has high joining strength and can be durable even under a severe using condition such as being used for a vehicle and the like. SOLUTION: An overlapping part 12 is provided on the ends of a hard circuit board 1 and a flexible circuit board 2, so that the end of the hard circuit board 1 is positioned at a lower side and the end of the flexible circuit board 2 is positioned at an upper side. A through hole 9 for piercing the circuit board 1 and through which a lead pin 6 pierces, and a first connection land 8 arranged on the entire periphery of the through hole 9 are formed on the circuit board 1 on the overlapping part 12. Also, and opening 11 with enough size for a part of the first connection land 8 to be seen and a second connection land 10 arranged on the entire periphery of the opening 11 are formed on the flexible circuit board 2 on the overlapping part 12.  The circuit boards are arranged in a state that the lead pin 6 is arranged so as to pierce the through hole 9 and the opening 11 formed on the respective circuit boards 1 and 2, and so that the center of the opening part 11 of the flexible circuit board 2 can approximately match the center of the first connection land 8 of the hard circuit board 1 (the center of the through hole 8), then solder S is charged so as to reach the second connection land 10 from the first connection land 8 via the lead pin 6. Thus, the hard circuit board 1 and the flexible circuit board 2 are joined.