baber/WOPTO huggingface dataset:
Patent JP-2004239774-A (JP)
Title: Position detector
Inventor: TAKEUCHI SHOTARO
IPC: G01D5/165
Filed: 2003-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a position detector that can be further miniaturized.  <P>SOLUTION: The position detector 10 comprises a geared motor G having a drive shaft 16 positioned in a case 14, an output shaft 20 whose one end projects to the outside of the case 14, a resistor mounting plate 22 that is fixed to the case 14 while the output shaft 20 is penetrated and has a resistor 23, a first connecting plate 24 where a contact member 26 is provided and the other end of the output shaft 20 is fixed, a second connecting plate 28 that is arranged opposite to the first connecting plate 24 and is fixed to the drive shaft 16, and a belleville spring 29 that is arranged between the first connecting plate 24 and the second connecting plate 28 and allows the first connecting plate 24 and the second connecting plate 28 to be subjected to friction engagement.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004240229-A (JP)
Title: Electrophotographic device
Inventor: OUCHI HIROBUMI
IPC: G03G15/08
Filed: 2003-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To obtain an excellent printing quality without causing fogging and a thin printing density over all printing density patterns from a low printing density pattern to a high printing density pattern.  <P>SOLUTION: The electrophotographic device provided with: an electrifier to electrify the surface of a photoreceptor; an optical system to expose a latent image on the photoreceptor; a developing machine to develop a toner image on the photoreceptor; and a toner hopper equipped with a toner replenishing roller to replenish the developing machine with toner by rotation at a lowest part, is characterised in that a plurality of the toner replenishing rollers are respectively and independently made rotatable and are disposed side by side in a longitudinal direction.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004240896-A (JP)
Title: Article storing and dispensing device for vending machine
Inventor: MAKINO ATSUSHI
IPC: B65G59/06
Filed: 2003-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an article storing and dispensing device for a vending machine capable of arranging articles such as rice balls and sandwiches with good appearance on an article passage and smoothly dispensing the articles.  <P>SOLUTION: In this article storing and dispensing device 2 for the vending machine, the article passage 23 extending in the longitudinal direction is arranged in an article shelf 22, the articles S1, S2, S3 and S4 are arranged on the article passage, and the article on the article passage is dispensed forward by a pusher when the article is sold. The article storing and dispensing device is provided with a front side idler roller 62 arranged in the front end part of the article passage, a rear side idler roller 63 arranged in the rear part of the article passage, a belt 64 passed over the front side idler roller and the rear side idler roller for arranging the articles, and a belt driving pressed member 66 slid in the longitudinal direction through the article passage, provided with a belt fixed to the member, and pressed by the pusher.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004261640-A (JP)
Title: Dephosphorization method for waste water
Inventor: AOKI ROKURO
IPC: C02F1/66
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dephosphorization method for waste water by which phosphoric acid in waste water is removed without using a flocculant, and hydroxy apatite having excellent filterability and dewatering properties is produced from phosphoric acid-containing waste water.  <P>SOLUTION: The method comprises: a first crystallization process where, in a first crystallization tank, phosphoric acid-containing waste water, calcium chloride and returned hydroxy apatite slurry returned from a settling tank are subjected to reaction crystallization while regulating pH with a pH regulator; a second crystallization process where the slurry obtained in the primary crystallization stage is flowed into a second crystallization tank, calcium chloride is added thereto, and, further, reaction precipitation is performed at the pH higher than that in the primary crystallization tank, and also, lower than 11; and a process where the slurry obtained in the second crystallization stage is flowed into a settling tank and is subjected to sedimentation, a supernatant liquid is discharged to the outside of the system as treated water, and the greater part of the concentrated slurry is made into the returned hydroxy apatite slurry.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004247460-A (JP)
Title: Semiconductor device
Inventor: AIHARA KAZUHIRO
IPC: H01L29/78
Filed: 2003-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device including a transistor suppressing an increase of leak current flowing between a gate electrode and a drain through a gate insulating film.  <P>SOLUTION: A source region 2 including n-type impurity and a drain region 3 are formed on a p-type Si semiconductor substrate 1 including p-type impurity. A gate insulating film 4 is formed on an active region on a surface of the p-type Si semiconductor substrate 1 between the source region 2 and the drain region 3. An n-type SiGe mixed crystal film 5 including n-type impurity is formed on the gate insulating film 4. A p-type SiGe mixed crystal film 6 including p-type impurity is formed on the n-type SiGe mixed crystal film 5.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004244672-A (JP)
Title: Copper-base alloy with excellent dezincification resistance
Inventor: YAMAGISHI YOSHIMUNE
IPC: C22C9/00
Filed: 2003-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a brass type copper-based alloy in which machinability is improved without addition of environmentally unsound Pb and simultaneously excellent castability, dezincification resistance and hot forgeability are provided.  <P>SOLUTION: The copper-base alloy has a composition which contains, by weight, 57 to 69% Cu, 0.3 to 3% Sn, 0.02 to 1.5% Si, 0.5 to 3% Bi and ≤0.2% Pb and has >39 to 50wt.% apparent zinc content in accordance with expression represented by [(Zn%+2.0×Sn%+10.0×Si%)/(Cu%+Zn%+2.0×Sn%+10.0×Si%)]×100 and has the balance inevitable impurities and in which the value of Si/Sn by weight percentage ranges from 0.05 to 1.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004245786-A (JP)
Title: Wafer appearance inspection device
Inventor: SOEDA HIDEKI
IPC: G02B5/00
Filed: 2003-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wafer appearance inspection device capable of reducing detection of noncritical defects, and shortening the time required for visual confirmation.  <P>SOLUTION: This wafer appearance inspection device has a light source 106 for irradiating the wafer 104 surface with light, a CCD camera 102 which is a detector for detecting reflected light from the wafer irradiated by the light source 106, an XY stage 101 on which the wafer is placed, and a control part for determining to be a defect when the density difference detected by the CCD camera 102 from the same point on a comparison chip 108 as an inspection chip 107 on the wafer 104 by moving the XY stage 101 is over a prescribed threshold. A filter wherein the difference between the brightness detected from a pattern normal part and the brightness detected from a noncritical defect becomes the smallest compared with the case where the filter is not used is selected among a plurality of wavelength selection filters 109 having different wavelength selection ranges, and inserted into an optical path.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004252541-A (JP)
Title: Clock jitter generation circuit
Inventor: FUJIYAMA YUSUKE
IPC: H03K5/156
Filed: 2003-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a clock jitter generation circuit capable of generating a jitter in a clock signal with an extremely simple circuit.  <P>SOLUTION: This clock jitter generation circuit comprises a clock signal generator for generating the clock signal, a jitter generation circuit for generating the jitter in the clock signal outputted from the clock signal generator, and a control circuit for controlling the operation of the jitter generation circuit. The jitter generation circuit comprises at least one PMOS connected in parallel between a power source and the clock signal outputted from the clock signal generator, and at least one NMOS connected in parallel between the clock signal outputted from the clock signal generator and the ground. The control circuit changes the driving ability of the clock signal outputted from the clock signal generator by controlling on/off of the PMOS and NMOS of the jitter generation circuit to generate the jitter in the clock signal.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004252007-A (JP)
Title: Image forming apparatus
Inventor: AIBA HIDEMASA
IPC: G03G15/00
Filed: 2003-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To remove, in an inexpensive simple structure, jammed paper removing on a conveyance roller using a mechanical clutch, in an image forming apparatus including a gear train which transmits drive force to a processing unit comprising at least an image carrier and a developing device sharing the same motor, to a fixing/ejection system and to a sheet feed/conveyance system and which conveys a recording sheet by means of the conveyance roller using the mechanical clutch.  <P>SOLUTION: In the image forming apparatus, the gear train which transmits drive force to the processing unit and the fixing/ejection system includes a reverse rotation prevention mechanism which stops transmission of reverse rotation to the processing unit and the fixing/ejection system. The motor can be reversely rotated such that the reverse rotation of the conveyance roller connected to a means which mechanically transmits or stops drive force is not transmitted to the processing unit and the fixing/ejection system. Thus, a jammed recording sheet is removed.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004250559-A (JP)
Title: White pigment ink composition for inkjet recording
Inventor: KATO SHINICHI
IPC: C09D11/38
Filed: 2003-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a water-base white pigment ink composition for inkjet recording improved in sedimentation tendency, delivery stability, and clogging prevention.  <P>SOLUTION: The ink composition at least contains a bisstyryl derivative, glycerin, a penetrant, and water. The bisstyryl derivative is represented by general formula (1) (wherein R<SP>1</SP>and R<SP>2</SP>are each independently a hydrogen atom, a lower alkyl or alkoxy group, a halogen atom, or a sulfo group; R<SP>3</SP>-R<SP>6</SP>are each independently a hydrogen atom, a linear or branched alkyl or alkenyl group, or an aryl or cycloalkyl group optionally substituted by a lower alkyl group, provided that two or three of the R<SP>3</SP>-R<SP>6</SP>groups, together with a nitrogen atom, may form independently a heterocyclic group, provided that all of the R<SP>3</SP>-R<SP>6</SP>groups are not simultaneously hydrogen). The content of glycerin in the composition is 5-20 wt.%.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004248882-A (JP)
Title: Transparent plate unit fixing structure for pachinko machine
Inventor: ENOMOTO HIROSHI
IPC: A63F7/02
Filed: 2003-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a transparent plate unit fixing structure for a Pachinko machine which can prevent backlash to a support frame member of a transparent plate unit in which two transparent plates are laminated at a prescribed interval.  <P>SOLUTION: The transparent plate unit in which the two transparent plates (glass plates) are laminated in a holding frame at a prescribed interval is arranged in the support frame member which is arranged on the rear surface of a front surface ornamental frame concerning the transparent plate unit fixing structure for the Pachinko machine. The support frame member 2 includes engagement grooves 4 respectively in the front and rear parts of a central projecting part 3 so as to hold it between the grooves. In the holding frame of the transparent plate unit 10, two parallel projecting lines 14 to be inserted to the engagement grooves 4 are formed on a part of or the whole part of an outer peripheral surface, and also a plurality of pinching parts 16 to be brought into tight contact with the side surface of the projecting part 3 of the support frame member are integrally formed at a prescribed parts inside the projecting lines 14. Thus, the transparent plate unit 10 is fixed to the support frame member 2.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004251547-A (JP)
Title: Radiation panel structure and air conditioner
Inventor: KIZAWA TOSHIHIRO
IPC: F24F13/20
Filed: 2003-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a radiation panel structure and an air conditioner capable of reducing the the feeling of discomfort by draft, and performing the air conditioning suitable for indoor situation.  <P>SOLUTION: This radiation panel structure 5a comprises an air intake port 51 and a radiation part 52a. The air intake port 51 takes the temperature adjusted-air. The radiation part 52a constitutes a pressure generating space PS generating the pressure higher than the atmospheric pressure by the air, and has a specific radiation ratio. The radiation part 52a has a first radiation face 54a. The first radiation face 54a blows out the temperature adjusted air, and the air volumes of the blown-out air are different by location.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004251815-A (JP)
Title: Radar equipment
Inventor: SUDA MITSUHIRO
IPC: G01S13/24
Filed: 2003-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that the range profile reference point is fixed to 0 m, in radar equipment using a conventional band synthesis process.  <P>SOLUTION: A phase correction amount calculation part 9 calculates a phase correction amount ϕ from a target prediction distance Rx, a range profile width L, and a distance resolution DR, which are externally inputted. A phase correction part 10 performs a phase correction calculation of N digital video signals vid stored in a memory 8 using the phase correction amount f so that the range profile reference point can be varied, and the target signal position on the range profile can be shifted to any range bin, independently of the relative distance between the radar equipment and a target.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004251824-A (JP)
Title: Radio controlled watch case
Inventor: ITO SHIZUE
IPC: G04R20/00
Filed: 2003-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a radio controlled watch case, in which a radio wave can be received without any difficulty even when the metal watch case is used, and in which the waterproofing quality and the outer appearance quality can be improved and the design variation can be extended.  <P>SOLUTION: A body 30 and a back cover 33 of the watch case are made of a nonmagnetic member whose electric resistivity is set at 7.0 μΩ-cm or less, or one of them is made of the nonmagnetic member, for which the surface finishing is performed. Because the disturbance in the resonance phenomenon near an antenna due to the metal material can be reduced when the body 30 and the back cover 33 are made of the nonmagnetic material, sufficient receiving sensitivity can be obtained, even in the metal watch case.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003321558-A (JP)
Title: Method for producing polymer film
Inventor: HOSHI NOBUHITO
IPC: H01M8/02
Filed: 2003-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing a polymer electrolyte film useful as a highly heat resistant polymer film and a diaphragm for a fuel cell and a film obtained with the method.  <P>SOLUTION: This method for producing the polymer film comprises a process of bringing a polymer having 0.001-0.90 value of [(the number of H atoms bonded to a carbon atom)/(the number of fluorine atoms bonded to the carbon atom + the number of H atoms bonded to the carbon atom)] in the total polymer constituting the fluorinated polymer film, and having sulfonic acid derivative group in its side chain and having 5-200 μm film thickness, in contact with fluorine gas to reduce the above value, and the method for producing a polymer electrolyte film by converting the sulfonic acid derivative group to sulfonic acid group, etc.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004176525-A (JP)
Title: Wind-resistant structure and base isolation wind-resistant structure
Inventor: ISHII MOTOETSU
IPC: E04H9/02
Filed: 2003-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wind-resistant structure that is operated in a strong wind and released the operation in an earthquake or a base isolation wind-resistant structure having a function as a base isolation structure in an earthquake and having a function as a wind-resistant structure in a strong wind.  <P>SOLUTION: A wind-resistant structure 30 is formed between a foundation G and a construction body supported by the foundation G. The structure is provided with a lower structural body 31 formed on the foundation G, an upper structural body 36 arranged on the lower structural body 31 to support the structure thereon, a first pin 42 engaging in a constant position between the lower structural body 31 and the upper structural body 36 and rigidly restricting the lower structural body 31 and the upper structural body 36 in a strong wind, and retreating from a constant position when an earth vibration force is inputted and cutting a relation between the lower structural body 31 and the upper structural body 36, and a second pin 41 breaking when an earthquake vibration force exceeds a certain value in a condition that the lower structural body 31 and the upper structural body 36 are rigidly restricted and cutting off the relation between the upper structural body 36 and a structurural main body.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004001184-A (JP)
Title: Cutting die
Inventor: TAKAHASHI MITSUHIRO
IPC: B26F1/40
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cutting die which does not cause pollution problems etc. even if it undergoes incineration disposal.  <P>SOLUTION: The cutting die is formed of two base materials each having a cutting blade 8 fitted thereinto, and a spacer 4 interposed therebetween. Each cutting blade 8 has a desired contour, and the upper base material 2 has a plurality of gas blowing holes 7 formed therein along the cutting blade. The spacer 4 forms a space portion by enclosing the cutting blades and the gas blowing holes. Then, gas is introduced into the space portion from a gas introducing port 6 formed in part of the spacer, and the gas is blown from the same, whereby a blanked product and blanking chips are uplifted from the cutting die.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004264137-A (JP)
Title: Method of determining correction value for noncontact rotation angle sensor and noncontact rotation angle sensor
Inventor: SUGANO YASUTO
IPC: G01D5/245
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of determining a correction value for a noncontact rotation angle sensor for measuring a rotation angle with high accuracy even if an axis displacement occurs.  <P>SOLUTION: A rotary shaft is caused to generate a first axis displacement and a magnet is rotated, to store data 1 outputted from a magnetometric sensor for each of prescribed rotation angles (S502). The rotary shaft is caused to generate a second axis displacement and the magnet is rotated, to store data 2 outputted from the magnetometric sensor for each of the prescribed rotation angles (S504). The data 1 and data 2 are used to determine a correction value for a phase (S508). The data 1 and data 2 are used to determine a correction value for an amplitude (S510). By above processing, correction values are determined for output values outputted from the magnetometric sensor when the magnet is rotated in an arbitrary state.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004264688-A (JP)
Title: Image carrier driving mechanism
Inventor: EBARA YUZURU
IPC: F16D3/04
Filed: 2003-03-03
Abstract: <P>PROBLEM TO BE SOLVED: To stably rotate an image carrier by reducing a gap between the image carrier and the protrusions of a coupling member.  <P>SOLUTION: In an image carrier driving mechanism by which the driving force of an image carrier driving shaft 3 is transmitted to the image carrier 1, a groove part 1-1 communicating with a groove part 2-1 formed at a flange 2 fixed at the image carrier 1 is formed at the end of the image carrier 1, and the protrusion 11-1 fitted in the groove parts 2-1 and 1-1 of the flange 2 and the image carrier 1 are formed at the coupling member 11 at the end of the image carrier driving shaft 3.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004261159-A (JP)
Title: Emulsifiable soybean protein and method for producing emulsified composition using the same
Inventor: FURUTA HITOSHI
IPC: A23L29/10
Filed: 2003-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide emulsifiable soybean protein extremely excellent in emulsifiability and emulsion stability and to provide an emulsified composition using the protein.  <P>SOLUTION: The emulsifiable soybean protein is obtained by heating the hydrate of soybean curd refuse under acidity so as to subject fibers and proteins contained in the soybean curd refuse to acid decomposition and water solubilize the product, and extracting and separating from an insoluble fraction with a high content of the protein, produced after removing water-soluble fractions of the product, based on the knowledge that the protein thus obtained has high emulsion force and emulsion stability.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004238593-A (JP)
Title: Water-based leveling agent for polishing floor
Inventor: TERUNUMA YASUNORI
IPC: C09G1/10
Filed: 2003-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a water-based leveling agent for polishing floors, expressing excellent leveling properties, glossiness, waterproofness, recoatability and the like, containing no phosphorus compound and mild to human bodies and the environment being non-applicable compounds in the PRTR regulation.  <P>SOLUTION: The water-based composition for polishing floors contains a nonionic surfactant expressed by general formula (I) as the leveling agent. In the general formula (I), R expresses a 4-20C alkyl; m expresses 1-10 integer; n expresses 0-6 integer; p expresses 1-5 integer; the addition order of ethylene oxide, propylene oxide and butylene oxide is not especially limited; the type of addition is either one of a block type or a random type. The leveling agent is a mixture of nonionic surfactants expressed by general formula (I) in which m, n and p take various values. M, N and P, which are the average of m, n and p, respectively, satisfy relations expressed by 1≤M≤10, 0≤N≤6 and 0.1≤P≤ 5.  <P>COPYRIGHT: (C)2004,JPO&NCIPI