baber/WOPTO huggingface dataset:
Patent JP-H11209771-A (JP)
Title: Production of solid lubricant roller bearing
Inventor: ITABE TADAKI
IPC: F16C33/66
Filed: 1998-01-20
Abstract: PROBLEM TO BE SOLVED: To provide a solid lubricant roller bearing having both low dust- developing property and durability. SOLUTION: This solid lubricant roller bearing is obtained by grinding the surface of a rolling body 13 to remove extra solid lubricant film after forming MoS2 solid lubricant film having a film thickness of 0.5 R1 -2.0R1 through spattering on the surface of the rolling body 13, wherein the surface roughness of the rolling body 13 is expressed by Ry=R2 using Ry as the maximum height, and forming a transfer film having a film thickness of 0.5R2 -2.0R2 through rubbing MoS2 or a self-lubricant composite into the respective transfer surfaces of an internal ring 11 and an external ring 12, wherein the surface roughness of the respective transfer surfaces of the internal ring 11 and external ring 12 is expressed by Ry=R2 using Ry as the maximum height.  Since the extra layer of the solid lubricant film on the surface of the rolling body 13 is removed, development of dust is lessened at the early stage of operation.
Patent JP-S55117702-A (JP)
Title: Record reproducing device
Inventor: AKIYAMA MAKOTO
IPC: G11B3/34
Filed: 1979-02-28
Abstract: PURPOSE: To reduce a wow effectively by providing a trace arm displacement detecting method and eccentric wow correcting method.  
     CONSTITUTION: Arm-base displacement detecting method 24 consisting of plate resistor 25, conductive brush 26 fixed to arm base 12, and DC power supply 27 is provided and connected to driving part 14 which puts tone arm 2 into y-directional motion through filter 28, phase shifter 29 and power amplifier 30. Consequently, eccentricity of record disk 1 moves cartridge 3 in the x direction according to the movement of a record sound groove to deflect tone arm 2 to the left and right, and motor 16 turns by the output of angle detector 15 to move arm base 12 nearly in phase with cartridge 3. At this time, the output of displacement detecting method 24 is converted into an AC signal, which is phase-shifted and amplified before being inputted to driving part 14, and consequently tone-arm cartridge 3 is brought under y-directional movement control to eliminate substantially movement caused by the frequency deviation of a reproduced signal, so that a wow will be canceled. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H01286961-A (JP)
Title: Water and corrosion-resistant oxide ceramic body
Inventor: POORU BAN DEIEMEN
IPC: G21C7/24
Filed: 1989-02-03
Abstract: PURPOSE: To obtain a sintered compact which may be a substitutive for a currently used boron carbide control rod and is useful as a material for a control rod of a water cooled reactor having a long life by compression molding particles consisting of a specific lanthanide rare earth element oxide and sintering the molding.  
     CONSTITUTION: The sintered compact useful as the material for the control rod of the water cooled reactor is produced by the following method: The particles of the lanthanide rare earth element oxide selected from the group consisting of dysprosium oxide, erbium oxide, europium oxide, gadolinium oxide and samarium oxide and their combinations are formed and are compression molded. The compressed molding is then sintered at about 1500 to about 2000°C, by which the sintered compact which is free from significant open pores on the outer surfaces and has porosity of <10 vol.% is obtd. About 10 to about 25 wt.% hafnium oxide is incorporated into the rare earth element oxide particles described above, by which the water corrosion resistance of the sintered compact is greatly improved. 
     COPYRIGHT: (C)1989,JPO
Patent JP-H07288289-A (JP)
Title: Semiconductor latching device for storing input voltage signal and method for storing data in bistable storage
Inventor: FURANSU JIEE RISUTO
IPC: H01L27/11
Filed: 1995-02-13
Abstract: PURPOSE: To reduce the semiconductor area of each cell by biasing a second junction reversely to cause punch through when an input similar to a power supply voltage is applied to a second region thereby spacing apart first and second junctions from each other such that the floating potential in the second region is held at a voltage being supplied to a first region. CONSTITUTION: A first junction 18 is defined by regions 17, 19 and the region 19 defines a second region 21 and a second junction 20. Consequently, two junctions 18, 20 are arranged back to back. When the second region 21 is set at a floating potential and an input similar to the voltage of a first power supply VDD is applied to the second region 21, the second junction 20 is biased reversely to cause punch through thus spacing apart the first and second junctions 18, 20 from each other such that the floating potential in the second region 21 is held at a voltage being supplied to the first region 17. According to the arrangement, the semiconductor area required for each cell can be decreased.
Patent JP-H07235404-A (JP)
Title: Manufacture of positive temperature coefficient thermistor
Inventor: MATSUO MASAHIRO
IPC: H01C7/02
Filed: 1994-02-22
Abstract: PURPOSE:To provide a method for manufacturing a positive temperature coefficient thermistor in which inconvenience of an aging change such as peeling of an electrode layer, and electric change due to deteriorations of resistance temperature characteristics and withstand voltage characteristics can be effectively prevented. CONSTITUTION:A method for manufacturing a positive temperature coefficient thermistor(PTC) comprises the steps of forming an ohmic electrode layer 2 on a thermistor element 1, superposing to form a soldering electrode layer 7 having narrower occupied area than that of the layer 2 on the layer 2, then adhering flux onto the layer 7 and then connecting a lead terminal 4 to the layer 7 by soldering.
Patent JP-H03228500-A (JP)
Title: Piezoelectric type sounding body
Inventor: IKEDA TERUYUKI
IPC: H04R17/10
Filed: 1990-02-01
Abstract: PURPOSE:To realize low frequency and broad band characteristic by sealing sound from a leakage slit by using a groove formation supporting diaphragm, and introducing the sound from the leakage slit to a third air chamber. CONSTITUTION:The third air chamber 16 is provided neighboring to the outer peripheral part of a fixing body 13, and air chamber forming plates 20, 21 to fix the fixing body 13 having a step conforming to the outside shape of a diaphragm 12 and the diaphragm 12 are provided, and the leakage slit 17 is provided at a back air chamber, and a vocalizing slit is provided at a front air chamber, and also, the leakage slit 17 is communicated with the third air chamber 16 formed by bringing into contact with the outer peripheral part of the fixing body 13. In such a way, it is possible to prevent the sound of the vocalizing slit interfered with the sound from the leakage hole 17, and the low frequency characteristic and a high sound pressure level can be obtained.
Patent JP-S59151742-A (JP)
Title: Bending device for bulb
Inventor: NISHIMURA HIROSHI
IPC: C03B23/045
Filed: 1983-02-16
Abstract: PURPOSE:To prevent the left and right annular molding sections of a glass tube from mutually approaching and being deformed by providing a special spacer and avoid the spacer from interrupting the taking out of the glass tube after the tube is molded. CONSTITUTION:A saddle type tube is formed by holding both ends of a U-shaped glass tube by means of a first chuck 31 separately, supporting a U-shaped bent section by means of a second chuck 16, rotating the second chuck 16 advancing to the first chuck 31 after the glass tube is heated and softened, and winding the left and light linear sections of the glass tube round a molding drum 27. Such a device is provided with a pair of driving bodies 11 that advance to the first chuck 31 and rotate, holder 15 frame-mounted between them, and the second chuck 16 on the holder. Besides, the second chuck 16 has a notch section 20 that is hooked so as to attach and detach the U-shaped bent section of the glass tube and a spacer 21 located between annular bent sections H and H when the left and right linear sections are bent and then is fit attachably and detachably so as to be inserted in the holder 15 along the opening direction of the notch section 20.
Patent JP-S60169314-A (JP)
Title: Stabilizer for vehicle
Inventor: SHIBAHATA KOUJI
IPC: B60G17/027
Filed: 1984-02-14
Abstract: PURPOSE:To restrain the roll of a vehicle while preventing the left and right loads of ground contact of wheels from unbalance even without improving the torsional rigidity of an antiroll bar by enabling a portion of a car body mount of the antiroll bar to be vertically moved. CONSTITUTION:Hydraulic cylinders 14, 15 are connected to a car body mount of an antiroll bar 9 through elastic bushings 12, 13, and disposed under the upstanding condition so that pistons 14b, 15b are slidably fitted in cylinder bodies 14a, 15a. The cylinders 14, 15 have piston rods 14c, 15c projecting from one end of the bodies 14a, 15a telescopically under the liquid-tight condition. These rods are connected to the bar 9 through the bushings 12, 13 while bodies 14a, 15a are connected to a car body through elastic bushings 16, 17. Thus, the cylinders 14, 15 can move vertically the corresponding portions of the bar 9.
Patent JP-S60168782-A (JP)
Title: Liquid crystal display element
Inventor: TOMII HITOSHI
IPC: C09K19/42
Filed: 1984-02-13
Abstract: PURPOSE:To provide a liquid crystal display element which is an electric field effect display system and has good display properties, by using a liquid crystal compsn. contg. a specified 1,3-dioxane derivative. CONSTITUTION:A liquid crystal element is formed by using a liquid crystal compsn. obtd. by adding 5-25wt% 1,3-dioxane derivative of the formula (wherein R is alkyl, alkoxy) such as 4-propyl-(4-cyanophenyl)-1,3-dioxane to a liquid crystal mixture mainly composed of phenylcyclohexane or biphenyl liquid crystal. The element has improved gamma (steepness) characteristics and beta (visual field angle) characteristics and excellent reliability.
Patent JP-H06241934-A (JP)
Title: Examination device for magnetostrictive torque sensor
Inventor: NAKAMOTO AKIRA
IPC: G01L3/10
Filed: 1993-02-15
Abstract: PURPOSE:To enable easy examination of process circuit's function based an the output signal of the process circuit by generating digital unbalanced signal with a control circuit, and with this, supplying a signal processing circuit with calibration signal. CONSTITUTION:After power is turned on, a calculation control circuit 23 reads, out of a memory 24, zero point correction and sensitivity correction data, and writes them in D/A convertors 16 and 20, and at the same time, based on the output of a temperature sensor 25, reads correction data for zero point shift and sensitivity fluctuation that follow temperature changes out of the memory 24, and then writes them in the D/A convertors 16 and 21, respectively. Based on the data of convertors 16, 20 and 21, zero point, sensitivity and temperature fluctuation are corrected. At inspection of a signal processing circuit, calibration signal is sent from a line 27 to the circuit 23, which generates digital unbalanced signal to be supplied to a differential amplifier 14 through the convertor 16. As a result, only when no abnormality exists with respective circuit elements, corresponding output appears at the signal processing circuit, and based on this, presence of abnormality is decided.
Patent JP-S63193169-A (JP)
Title: Image forming device
Inventor: NAKAHARA TAKASHI
IPC: G03G15/16
Filed: 1987-02-06
Abstract: PURPOSE:To obtain a satisfactory image extending over a long period by detecting a temperature of an intermediate transfer body, running the intermediate transfer body as it is when said temperature is higher than a set value, and stopping said body after said temperature becomes low. CONSTITUTION:A temperature sensor 12 is provided in the vicinity of a position where an intermediate transfer body 2 comes into contact with an image carrying body 1 and a temperature of the transfer body 2 is detected, and a control sequence is provided for running the transfer body 2 as it is if its value is above a set value, for instance, 40 deg.C, etc., and stopping said body after the temperature becomes below the set value. In such a way, in an image forming device provided with the intermediate transfer body 2, a temperature of the intermediate transfer body 2 is detected by the temperature sensor 12, and in accordance with the fact whether its measured value is higher or lower than the set value, the intermediate transfer body 2 is run or stopped, by which it is obstructed that the image carrying body 1 is heated locally and deteriorated partially and an uneven image is generated thereby.
Patent JP-H05185188-A (JP)
Title: Twin roll device for thin metallic strip
Inventor: HINO SHOICHI
IPC: B22D11/06
Filed: 1992-01-14
Abstract: PURPOSE:To improve productivity and reduce the cost by improving seizure resistance and wear resistance while assuring the wettability and thermal conductivity of roll surfaces. CONSTITUTION:The twin roll device 1 which produces a thin metallic strip 6 by bringing a pair of pressing and fixing rolls 2, 3 into pressurized contact with each other while rotating these rolls, supplying a molten metal 5 by a nozzle 4 to the spacing between the rolls 2 and 3 and cooling and rolling the molten metal is constituted. Coating layers contg. any one among TiN, TiC, TiCN, TiAlN and having 1 to 5mum thickness are formed on the outside surfaces of the rolls 2, 3 and the max. surface roughness thereof is specified to <=3mum.
Patent JP-S63196490-A (JP)
Inventor: KAWASE AKIRA
IPC: B66C5/04
Filed: 1987-02-06
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H10222017-A (JP)
Title: Electrophotographic device
Inventor: KATAOKA KAORU
IPC: G03G21/00
Filed: 1997-02-07
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic device capable of obtaining a stable image under a wide use condition by controlling an image printing condition corresponding to various use conditions. SOLUTION: In an electrophotographic device provided with a photoreceptor 4 and a developing machine 1 for supplying a developer to an electrostatic latent image formed on the photoreceptor 4 to form a visible image on the photoreceptor 4, the virtual characteristics of each element device and/or consumables contributing to an imaging process are calculated with image printing information obtained based on at least the number of image printing sheets and/or an image printing process operating time to decide the image printing condition based on the result of summing up.
Patent JP-S53110587-A (JP)
Title: Adjuster of monitoring light quantity of spectrophotometer
Inventor: NOGAMI TAROU
IPC: G01J3/04
Filed: 1977-03-09
Abstract: PURPOSE:To improve photometric accuracy with a simple constitution by automatically adjusting the slit area for adjusting the quantity of monitor light through opening and closing of the slit of the spectroscope.
Patent JP-H10223584-A (JP)
Title: Substrate cleaning device
Inventor: MORITA AKIHIKO
IPC: H01L21/304
Filed: 1997-02-07
Abstract: PROBLEM TO BE SOLVED: To prevent cleaning by an improper brush without erroneously recognizing the type of brush by successively replacing a plurality of types of brushes and performing washing treatment, based on cleaning conditions that are selected by a selection means. SOLUTION: A first brush, a second brush, and a third brush are allowed to correspond to a nylon brush 10a, a polyvinyl alcohol brush 10b, and a static elimination brush 10c for storage at a storage part 64. Then, either brush out of the three types of brushes 10a-10c is used according to the type of a substrate W, and the order of use is inputted to a control part 60 in advance from an input part 66. The control part 60 reads the data and brush information of a recipe selected by a selection means from the storage part 64, refers to the brush information according to the data of the selected recipe, sequentially replacing a plurality of types of brushes 10a-10c of the substrate W, and executes a cleaning treatment.
Patent JP-H09232049-A (JP)
Title: Connecting constitution for video signal
Inventor: BERUNAARU SAREMU
IPC: H01R12/50
Filed: 1997-02-07
Abstract: PROBLEM TO BE SOLVED: To reduce the cost of a device on which such a connector is provided by using one printed base board die and one back surface die regardless of counties. SOLUTION: In a connecting constitution for a picture image display device, equipped with a housing having an outer shape in accordance with the outer shape of a specific connector called as SCART or PERITEL connector, this constitution part retains plural connectors, constituted individually by at least one connecting pin surrounded by a shielding sleeve. For instrance, the connecting constitution portion is equipped with the housing 34 of insulating material, to retain three connectors 30, 31, and 32. A connector 30 is constituted of the center contact pin surrounded by a shielding sleeve. That is, it is the same well known coaxial connector as CINCH or RCA and the second connector 31 is the same as the connector 30. The connector 32 is constituted of four pins surrounded by the shielding sleeve.
Patent JP-H11222645-A (JP)
Title: Steel for machine structural use having excellent mechanical characteristic and machinability
Inventor: TSUCHIDA TAKEHIRO
IPC: C22C38/60
Filed: 1998-02-05
Abstract: PROBLEM TO BE SOLVED: To provide steel which is free of Pb and is stabilized and surely improved in machinability and mechanical characteristics by incorporating a specific number of rare earth metal compds. of respective specific sizes into this steel. SOLUTION: The number of the rare earth metal compds. of a major axis over 50 μm observed per mm<2> of the cross section of the steel for machine structural use are confined to <=5 pieces and the rare earth metal compds. of a major axis 1 to 50 μm are confined to >=10 to <=500 pieces. The rare earth metal compd. which exhibits a particularly excellent machinability improving effect and the anisotropy improving effect of mechanical characteristics among the rare earth metal compds. is sulfide. Preferably >=80% among the entire number of the rare earth metal compds. sized 1 to 50 μm are confined to this sulfide. More than 20% among the rare earth metal compds. of the major axis 1 to 50 μm are preferably accompanied by voids of the major axis >=1 μm in order to assure the more excellent machinability by enhancing chip dividability.  The content of the rare earth metal compds. in steel is preferably >=0.001 to <=0.2% and the S content is preferably >=0.01 to <=0.2 wt.%.
Patent JP-H09219155-A (JP)
Title: Cold cathode electron gun device and cathode-ray tube device using this
Inventor: MAKISHIMA HIDEO
IPC: H01J1/30
Filed: 1996-02-13
Abstract: PROBLEM TO BE SOLVED: To provide an electron beam device which can always hold an optimal electron beam focusing condition regardless of a change in brightness and can keep a spot dimension of an electron beam constant and can form a stable and noiseless electron beam and can operate up to a high input frequency. SOLUTION: A cathode electrode 5 of a field emission emitter array cold cathode 1 having a two-stage gate structure composed of a focusing electrode 8 and a control electrode 7, is divided in a concentric ring shape, and is driven by an ON/OFF possible constant current source controlled by a digital circuit. At least one of the focusing electrode 8 and the control electrode 7 has an axially symmetrical electrode shape sufficiently larger than the opening area of an electron gun electrode adjacent to the cold cathode 1.
Patent JP-H06244703-A (JP)
Title: Driving circuit for electrostatic inductive thyristor
Inventor: KITADOU MASAHARU
IPC: H03K17/73
Filed: 1993-02-15
Abstract: PURPOSE:To prevent an electrostatic inductive thyristor from being turned on due to a noise. CONSTITUTION:The cathode of an electrostatic inductive thyristor SI is connected with the positive electrode of a direct current power source E, and the gate is connected through the correcter-emitter of a transistor Q1 with the negative electrode of the direct current power source E. When the transistor Q1 is turned on, an inverse bias voltage can be impressed to the cathode-gate of the electrostatic inductive thyristor by the direct current power source E, and when the inverse bias voltage is stabilized, the electrostatic inductive thyristor SI can be prevented from being turned on due to the nose.
Patent JP-S56122174-A (JP)
Title: Manufacture of silicon solar battery cell
Inventor: ABE MASANARU
IPC: H01L31/06
Filed: 1980-02-29
Abstract: PURPOSE:To obtain an element of N<+> -N-P type structure increased in only the impurity density in the vicinity of the surface of a doner impurity diffused layer by diffusing the doner impurity having a segregation coefficient larger than 1 in an Si wafer and forming a thermal oxide film (SiO2) on the surface of the diffused layer. CONSTITUTION:Phosphorus (or antimony or arsenic) is diffused as a doner impurity in the upper surface of a P type Si substrate crystal 1 to form an N type layer 2, and a thermal oxide film 3 is formed on the upper surface of the layer 2, and an N<+> type layer 4 is formed by impurity redistribution effect in the vicinity of the upper surface of the layer 2. The redistribution of the impurity upon formation of the film 3 depends upon the segregation coefficient (m) of the impurity in the boundary between the thermal oxide film 3 and the Si. In case of m>>1 (P, Sb, As have m 10.), the impurity density in the vicinity of the upper surface of the layer 2 is increased as the thermal oxide film 3 is grown.
Patent JP-H02205119-A (JP)
Title: Noise blanker circuit
Inventor: ONISHI MASAKI
IPC: H04B1/10
Filed: 1989-02-03
Abstract: PURPOSE:To prevent a switch from occurring malfunction and to operate a noise blanker circuit extending over a wide dynamic range by providing a high-pass filter which passes only a pulse-like noise component of high frequency included in detected output between the detection circuit of a noise detecting system and a waveform arranging circuit. CONSTITUTION:Part of the output of the detection circuit 9 is sent to the waveform arranging circuit 11 via the high-pass filter 10. The switch 5 is activated when a pulse generated from the waveform arranging circuit 11 goes to an H level, and the switches 5 is inactivated when it goes to an L level. Therefore, no pulse-like noise is generated in the output of the switch 5. Meanwhile, a voltage proportional to the amplitude of the pulse-like noise is generated in the output of a rectifier and smoothing circuit 12. Therefore, an automatic gain control circuit 13 decreases the gain of an amplifier circuit 8 when the voltage is high, and increases the gain of the amplifier circuit 8 when the voltage is low, thereby, the circuit can be operated extending over the wide dynamic range.
Patent JP-S55118355-A (JP)
Title: Piscicultural feed composed of minced fish meat
Inventor: MIWA ICHIROU
IPC: A23K1/18
Filed: 1979-03-06
Abstract: PURPOSE: To prevent the dispersion of minced meat, the diffusion of oil, and the dissolution of water-soluble effective components of piscicultural feed in water, by adding an alkali metal salt or ammonium salt of arginic acid to minced fish meat, thereby forming a water-resistant layer on the surface of the feed in sea water.  
     CONSTITUTION: A piscicultural feed composed of minced fish meat and an alkali metal salt or ammonium salt of arginic acid. The arginic acid salt in the feed reacts with calcium ions in sea water forming a water-resistant jellied layer on the surface of the feed when thrown into sea water. To feed fresh-water fish, it is necessary to immerse the feed in a Ca ++ -containing solution and form the jellied surface layer before throwing into water. 
     COPYRIGHT: (C)1980,JPO&Japio