baber/WOPTO huggingface dataset:
Patent JP-S5936654-A (JP)
Title: Novel diamino compound, novel disazo compound and their preparation
Inventor: HASHIMOTO MITSURU
IPC: C07C255/42
Filed: 1982-08-24
Abstract: NEW MATERIAL:The compounds of formula I and formula II. EXAMPLE:9-Dicyanomethylene-2,7-diaminofluorene. USE:The compound of formula I is useful as an intermediate of the disazo compound of formula II, and the compound of formula II is useful as a photoconductive material of the photosensitive element for electrophotography, especially as a charge-generating material. An excellent laminate-type photosensitive element can be manufactured therefrom. PROCESS:The compound of formula I can be prepared by the catalytic reduction of the dinitro compound of formula III with hydrogen in an organic solvent such as dioxane in the presence of a catalyst such as Pd. The compound of formula I can be converted to the compound of formula II by dissolving the diazotized compound together with the coupler of formula IV in an organic solvent such as dimethylsulfoxide, adding a tetrazonium salt to the solution, and adding an aqueous solution of sodium acetate, etc. dropwise to the mixture.
Patent JP-H0310194-A (JP)
Title: Positioning apparatus
Inventor: SUZUKI RYOICHI
IPC: G12B5/00
Filed: 1989-06-08
Abstract: PURPOSE:To achieve a positioning accuracy by preventing theta tables arranged as opposed to one another separately on Z tilt tables arranged as opposed to one another separately on a substrate from moving in directions of the Z tilt tables except for two directions. CONSTITUTION:Z tilt tables 15 are arranged as opposed to one another separately on a substrate 1 and a driving mechanism 16 provided between the table 15 and the substrate 1 drives the table 15 movably in a direction orthogonal to a plane containing of a plate surface of a substrate 1 while in a tiltable manner centered on a rotary shaft within a plane parallel with a plane of the substrate 1. Tables theta11 are arranged as opposed to one another on the stable 15 separately and a support mechanism 15S is provided between the table 11 and the table 15 to support the table 11 in such a manner to be movable freely along the surface thereof with respect to the table 15. Then, a moving direction regulating means 20 prevents the table 11 to move in a direction except for along the surface thereof. This allows the table 11 to follow the movement of the table 15 accurately when the table 15 moves in a direction except for along the surface thereof thereby achieving a positioning accuracy.
Patent JP-H0439644-A (JP)
Title: Optical system for original reader
Inventor: OMURA KATSUYUKI
IPC: H04N1/04
Filed: 1990-06-05
Abstract: PURPOSE:To remove stray light and to obtain a high-quality optical system for an original reader by providing an optical control functioning filter and removing reflected or diffused light made incident on an original from a peripheral housing. CONSTITUTION:The original to be read 3 which is placed on a contact glass 4 is illuminated by a light source 1. In an optical path between the light source 1 and the surface of the original, the optical control functioning filter 2 to which a high polymer film by which the transmitted state of the luminous flux (transparent-diffused) is changed according to the incident angle of the incident luminous flux is stuck is set. In such a case, the component which is made incident vertically is transmitted through the filter 2 as it is but the component which is made incident at the incident angle equal to or above a certain angle is not transmitted through the lower surface of the filter. Thus, the reflected light or the diffused light from the surface of the original is reflected again by the light source itself and the component made incident on the surface of the original again, that means, the stray light is prevented, and the original is illuminated, then the optical system of the original reader which reads the original with high quality is obtained.
Patent JP-H06337577-A (JP)
Title: Developing device
Inventor: HOSOI ATSUSHI
IPC: G03G15/08
Filed: 1993-05-27
Abstract: PURPOSE:To supply a fine image having high density and having no fogging by forming magnetic field at least between a developer carrier on the most downstream side and an electrostatic latent image carrier and forming alternating electric field between the developer carrier and the electrostatic latent image carrier. CONSTITUTION:Plural magnetic poles are arranged in a magnetic roll 5 on a downstream side which is fixed and supported in a developing sleeve 2 on an upstream side, and they are arranged only on the inner surface side of a developer container but are not arranged on a side opposed to a photoreceptor drum 1. Then, plural magnetic poles are also arranged in a magnetic roll 4 on a downstream side which is fixed and supported in a developing sleeve 3 on a downstream side, and a developing magnetic pole 4a is provided at a part opposed to the drum 1 so as to form the magnetic field at the part near the drum 1 and the sleeve 3. The alternating electric field on which DC component impressed on the sleeve 2 is superposed makes a toner layer perform development in accordance with an electrostatic latent image. The alternating electric field on which the DC component is superposed is impressed on the sleeve 3, so that the electrostatic latent image on the drum 1 is developed with the toner layer.
Patent JP-2000335271-A (JP)
Title: Driving control unit for vehicle
Inventor: TAKAHASHI AKIRA
IPC: B60K17/348
Filed: 1999-05-26
Abstract: PROBLEM TO BE SOLVED: To improve control accuracy of a driving control unit for vehicle by accurately setting a steering gear ratio even if it is for a variable gear ratio, as well as eliminating the necessity of preparing individual control units for every steering gear ratio and setting beforehand the steering gear ratio thereon. SOLUTION: A transfer control unit 70 uses a steering gear ratio as one of parameters for calculating clamping torque of a hydraulic multiple disc clutch 21. The transfer control unit 70 then sets by updating the steering gear ratio by assigning a detected steering angle, vehicle speed and yaw velocity to an equation of motion for a vehicle model.
Patent JP-S5670683-A (JP)
Title: Optical fiber for fiber raman laser
Inventor: SHIBATA NORIYOSHI
IPC: H01S3/30
Filed: 1979-11-15
Abstract: PURPOSE:To decrease light loss by extremely diminishing transition metal impurities and residual OH radicals. CONSTITUTION:A core having a high refractive index and a clad having a refractive index lower than the index of the core are formed by SiO2 and P2O5 having high purity. The core contains P2O5 in 10mol%. Light loss can be reduced by using an optical fiber formed in this manner as a laser medium for a fiber raman laser.
Patent JP-H01315664-A (JP)
Title: Ignition timing control device of engine
Inventor: SAYAMA YOSHIAKI
IPC: F02P5/06
Filed: 1988-06-16
Abstract: PURPOSE:To facilitate the ignition timing control with a simple mechanism by oscillating an oscillation member magnetically in response to the revolution of a disk which is turned synchronously with an engine and moving an ignition trigger coil. CONSTITUTION:When an engine is driven to turn a crankshaft, a disk 10 is immediately turned counterclockwise. An electro-magnetic force moving each of a plurality of magnets 13 and 14 toward the disk 10 is generated between both the vortex current generated at the disk 10 and the magnetic field of each of the magnets 13 and 14. An oscillation board 12 is oscillated clockwise through the center of a support pin 11 against the load of a spring 16. The oscillation of the oscillation board 12 causes another oscillation board 20 to be oscillated counterclockwise through the center of a support pin 21 via a link 24. As a result, a magnet and a pulser coil which are attached to the end of the oscillation board 20 and not illustrated in the drawing are moved in the direction of having the spark advance with respect to the turn of the disk 10.
Patent JP-H08339964-A (JP)
Title: Film formation of multilayer thin film
Inventor: SASAKI TOSHIAKI
IPC: H01L21/205
Filed: 1995-06-14
Abstract: PURPOSE: To control an amount of ions entering a substrate and energy by applying a stable dc bias power supply to a substrate by providing a high temperature resistant dc power supply on a holding body of a film formation substrate. CONSTITUTION: Vacuum reaction chambers 12, 13, 14 for performing plasma CVD and a vacuum reaction chamber 15 for sputtering are provided between a carrying-in chamber 11 and a carrying-out chamber 16. A conductive susceptor 2 whereon a substrate 1 is mounted through an insulation material 21 is moved through chambers 11 to 16, and a dc power supply 7 is installed on the susceptor 2. One terminal of the dc power supply is connected to the susceptor 2 of the same electric potential as a grounded supporting stand 3 and the other terminal is connected to the substrate 1 through a bias port 8. A pre-set bias voltage which is chosen to optimize an amount of ions entering the substrate 1 and energy is applied by a dc power supply 7. When an a-Si semiconductor is formed by plasma CVD, the susceptor 2 is heated by a heater 31 of the supporting stand 3.  Therefore, a high temperature resistant dc power supply 7 is used.
Patent JP-S5772570-A (JP)
Title: Collocating device
Inventor: KITAMURA TAKASHI
IPC: B65H39/11
Filed: 1980-10-21
Abstract: PURPOSE: To prevent sheets loaded on a collocating device for copying machine, from lifting off, by providing a projecting portion to a bin member in the vicinity of its sheet entrance and by forming a recess portion in one end of a sheet loading portion.  
     CONSTITUTION: Sheets which are sent from a copying machine by vertically conveying rollers 19, 19', are guided by a bin selection pawl 32 so as to be loaded on the corresponding bin 321. The detection of empty bin for loading sheets is made by a detector 49 which detects light from an LED48, while the detection of bin full of loaded sheets is also made by the detector 49 which detects no light from an LED50 intercepted by the loaded sheets above a projecting portion 47. The LED50 is arranged on an inclined surface 51 of the projecting portion 47 so that a marginal distance S is left between the upmost sheet and the sheet entrance 46 of the bin 321. Due to the provision of the projecting portion 47 in the vicinity of the sheet entrance 46 of the bin below which a recess is formed, lift-off of the sheets loaded on the bin can be prevented. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S5271660-A (JP)
Title: Constant output dc power supplying device
Inventor: SAKUYAMA ISAO
IPC: G05F1/10
Filed: 1975-12-10
Abstract: PURPOSE: To prevent output reduction due to local feed back under high output current condition by the provision of a local feed-back using a non-linear circuit which controls the output in such a way that the control function is reduced as the output current becomes higher. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S5670426-A (JP)
Title: Diagnosing device for abnormality of rotary apparatus
Inventor: NAGAI ISAO
IPC: G01M99/00
Filed: 1979-11-13
Abstract: PURPOSE: To facilitate the diagnosing operation by taking out digitally a signal component required for diagnosing the abnormality of the rotary apparatus and thereby enabling finding-out of the presence of the abnormality and the cause thereof.  
     CONSTITUTION: The vibration of the rotary apparatus is taken out as an electric signal by a vibration-detecting device 1 and, after the low-frequency and high- frequency components of vibration unrequired for the determination of the abnormality are removed 3, 4, the signal undergoes A/D conversion 5. Then, spectrum analysis is applied thereto and the result is compared 9 with the spectrum of the standard frequency of the apparatus when it is in the normal condition. When the result of comparison exceeds a prescribed limit value, the differential amplitude thereof is supplied to an amplitude sequence determining device 10 and n sets in the upper grade are selected. Furthermore, the differential amplitude is supplied to an abnormality-determining circuit 11, there the arithmetic mean between this amplitude and those obtained in subsequent times is calculated for the frequency which can be regarded to be abnormal, while the differential amplitude between the amplitude whose arithmetic mean is obtained and the reference amplitude is compared with the preceeding differential amplitude, and based on this, whether or not the supposed abnormality is the real abnormality is determined. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H11338554-A (JP)
Title: Active noise vibration controller
Inventor: KIMURA TAKESHI
IPC: B60K5/12
Filed: 1998-05-28
Abstract: PROBLEM TO BE SOLVED: To make a periodic variation (beat) state of a drive signal, etc., detectable without causing any great increase in arithmetic load. SOLUTION: According to the amplitude of the drive signal, whether or not the drive signal periodically varies is detected. In concrete, temporal variation (gradient) in amplitude is found (step 103) from the difference between the latest value of the amplitude and the value just before it and it is judged that the amplitude increases monotonously (step 111) when the continuance T1 of a state wherein the temporal variation is larger than a specific threshold γ(>0) reaches a specific time Tth1 and decreases monotonously (step 122) when the continuance T1 of a state wherein the temporal variation is less than a specific threshold value -γ reaches the specific time Tth1 ; and then it is judged that the periodic variation state of the drive signal is detected and a process for decreasing a convergence coefficient μ is performed (step 123).
Patent JP-H0814513-A (JP)
Title: Liquid fuel combustion apparatus
Inventor: TONO TOSHIYUKI
IPC: F23D11/40
Filed: 1994-06-29
Abstract: PURPOSE:To prevent an accident by automatically stopping an operation when volatile fuel such as gasoline is erroneously used. CONSTITUTION:A burner body 20 has a main burner port 26 of a long hole and a sub-burner port 27 of a small hole at a position where a flame transfer from the port 26 can occur. An ignition heater 17 and a flame rod 31 for detecting a combustion flame are disposed to be aligned above the port 26. A wire mesh 29 having a suitable opening area ratio is mounted on the rear surface of the port 27 by spot welding. A resistor 30 for suppressing the flowing speed of vaporized fuel is provided slightly at a space distance above the hole port 27. A burning speed is accelerated at the port 27 as compared with the port 26, a back fire occurs, and hence a flame failure occurs at the burner 7, which is detected by the rod 31 to stop the operation.
Patent JP-S5937291-A (JP)
Title: Screw rotor
Inventor: MORI HIDETOMO
IPC: F04C18/16
Filed: 1982-08-27
Abstract: PURPOSE:To enable to hold the optimum clearance in the meshing of both rotors upon actual operation by a method wherein the profile of the tooth at a normal temperature is obtained from the basic profiles of male and female rotors deformed by thermal shrinkage from the time of actual operation to the condition of the normal temperature. CONSTITUTION:The profile 9 of the rotor, which is the deformed basic profile 8 of the teeth of the male rotor 2 deformed by the thermal shrinkage from the actual operating time of the rotors 1, 2 to the normal temperature condition, and the profile 10 of the teeth of the female rotor 1, which is the deformed basic profile of the teeth of the female rotor 1 deformed by the thermal shrinkage from the actual operating time of the rotor 1 to the normal temperature condition, are obtained by a calcultion by means of limited element method based on a temperature distribution obtained by measuring the internal temperature of the rotor upon the actual operation thereof previously. Thus, the profile of the teeth at the normal temperature is determined by returning the profiles of the teeth of both rotors 1, 2, which are meshing with each other under thermaly expanded conditions upon the actual operation, to the profiles of the normal temperature, therefore, the minimum clearance may be kept between both profiles of both rotors upon the actual operation within whole area of the profiles, therefore, the performance of both rotors may be improved remarkably.
Patent JP-H074058-A (JP)
Title: Method and equipment for lifting pc wall slab of multistoried building
Inventor: MORITA SHINKO
IPC: E04G21/16
Filed: 1993-06-18
Abstract: PURPOSE:To pile up PC wall slabs used for the wall board of a high- or ultrahigh-rise building successively. CONSTITUTION:Lifting guide means are arranged into the gondola rails A of existing PC wall slabs 2 in a freely vertically movable manner, gripping means in required length are installed to the lifting guide means in the external direction, and the lifting guide means in the gondola rails A are suspended by wires 3, etc. A PC wall slab 2' to be lifted is gripped at the external positions of the existing PC wall slabs 2 by the gripping means, and a driving means is operated and the PC wall slab 2' to be lifted is elevated up to desired height. The lifted PC wall slab 2' is placed and mounted on the existing PC wall slab 2. Accordingly, the lifting and installation operation of the PC wall slabs can be conducted safely at all times without receiving the effect of a wind at all on the construction field of a high- or ultrahigh-rise building, thus improving workability, then shortening the term of work.
Patent JP-H07124127-A (JP)
Title: Arm band for hemodynamometer
Inventor: ASHIDA TAMEO
IPC: A61B5/022
Filed: 1993-06-18
Abstract: PURPOSE:To provide an arm band for hemodynamometer in which both covers are expanded/contracted corresponding to the thickness of an arm and its mounting operation can be easily performed and also, excellent adhesion of an air bag is attempted. CONSTITUTION:This arm band is constituted of a mounting main body 1 whose inner plane is curved inward, curved cover bodies 2, 3 mounted on both side parts of the mounting body 1 via hinges, respectively, a collar 5 with air bag whose one end is connected to the inner plane of the cover body 2 on the side and whose other end to the inner plane of the cover body 3 on the other side, and a band 6 for fixing whose one end is connected to the outer plane of the cover body 2 on the side and whose other end to the outer plane of the cover body 3 on the other side.
Patent JP-H0816019-A (JP)
Title: Fixing apparatus
Inventor: TSUDA TAKESHI
IPC: G03G15/20
Filed: 1994-06-29
Abstract: PURPOSE:To extend the life of a cleaning roller in a fixing apparatus and make cleaning work of a roller for fixing easy. CONSTITUTION:A fixing apparatus is provided with a pair of rollers for fixing, a cleaning roller, a cleaning mode instructing means, and a cleaning roller touching and parting means. The cleaning roller 23 is journalled to one end of an arm 24 and energized toward the direction parting from an upper fixing roller 21 by an energizing force of a spring 27. A control part 28 drives a solenoide 26 following the operation of a cleaning mode key 29 and controls the cleaning roller 23 in the direction to press the outer circumference of the fixing roller 21.
Patent JP-H09331624-A (JP)
Title: Digital output circuit
Inventor: SATO YUKIHIKO
IPC: H02M7/12
Filed: 1996-06-11
Abstract: PROBLEM TO BE SOLVED: To provide a digital output circuit which can detect the fault or malfunction of the output element constituting an output circuit without increasing the number of parts, and can prevent the spread of the fault and the recurrence of malfunction, and prevent the false output seemed to work on dangerous side. SOLUTION: In a series duplex type of digital output circuit where output elements 1 and 2 are provided each in series at both lines which connect load 5 with a power source 12 for drive load, voltage detecting circuits 4 (3) are provided severally between the power source 12 side of one output element 1 (2) and the load 5 side of the other output element 2 (1), whereby the fault and the malfunction of the parts constituting the digital output circuit are detected by itself.
Patent JP-S5937971-A (JP)
Inventor: KAJIYAMA SAKUJI
IPC: A63H5/00
Filed: 1982-08-27
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-H0313212-A (JP)
Title: Multistage rolling mill
Inventor: WATANABE YUICHIRO
IPC: B21B13/14
Filed: 1989-06-09
Abstract: PURPOSE:To control the degree of flatness over a wide range by constituting a crown of a pair of two pieces of rolls, respectively so that one side end part is tapered and has a specific waveform curve, assembling them in the reverse directions, and integrating them so as to be movable in the axial direction. CONSTITUTION:A pair of work rolls 2 are placed in the upper and the lower parts by placing a rolled stock 1 between them, and as for the work roll 2, its one side edge is tapered. To one of two pairs of intermediate rolls 3, a roll crown of a 1-pitch of a waveform curve is imparted, and to the other, a roll crown of a 2-pitch or more of the waveform curve is imparted. As for the work roll 2, since its tapered part is installed in the reverse direction, when it is shifted to the axial direction, a roll gap h1 of the end part is varied to h2. The waveform crown also generates the same effect. With respect to edge wave, web wave, quarter elongation, combined elongation, and an edge drop, an excellent correction capability is obtained, and the degree of flatness can be controlled over a wide range.
Patent JP-S5771834-A (JP)
Title: Glass for cathode ray tube
Inventor: OOE NOBUTAKA
IPC: C03C4/02
Filed: 1980-10-21
Abstract: PURPOSE: To provide a cathode ray tube glass having sufficiently high transmittance to the light of red wavelength range and sufficiently high absorbance to yellow light, by adding a proper amounts f Nd 2 O 3  and MnO to a glass having high X-ray absorbance and low tendency of browing with X-ray and electron beam irradiation.  
     CONSTITUTION: The cathode ray tube glass consits of 50W75(wt)% SiO 2 , 0W5% Al 2 O 3 , 0W4% CaO, 0W2% MgO, 0W12% SrO, 0W16% BaO, 0W3% PbO, 0W3%  ZnO, 0W3% ZrO 2 , 0W4% LiO, 3W15% Na 2 O, 1W10% K 2 O, 0W2% TiO 2 , 0W3% CeO 2 ,  0.2W10% Nd 2 O 3 , 0W5% Pr 2 O 3 , 0.05W2.0% MnO, and ≤0.2% Fe 2 O 3 . The sum of  contents from SrO to ZrO 2  is 5W25wt%, and the content of Na 2 O+K 2 O is 5W20wt%.  The cathode ray tube glas has, in addition to the above-mentioned characteristics,  the optical characteristics giving a high-contrast and highly bright clear image even  under the influence of the reflected outer light. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H0720725-A (JP)
Title: Belt supporting device
Inventor: KAWAISHI YASUNORI
IPC: G03G15/16
Filed: 1993-06-18
Abstract: PURPOSE:To prevent the interference of an intermediate transfer belt with a photosensitive body at the time of fitting a belt supporting device to an image forming device by providing an index showing that a cam shaft is in a released attitude, when the cam shaft is in the released attitude, on the cam shaft. CONSTITUTION:The cam shaft 104 is projected outside from a side plate 101A and a minus groove 105 for inserting the top end of a driver into the end part of the projected part is formed. A triangular mark 106 is made on the surface of the side plate 101A corresponding to the extension of the groove 105. In the released attitude that a transfer belt is released from the photosensitive body, setting in a state where the groove 105 is coincident with the mark 106 is attained. The index composed of the mark 106 and the groove 105 is provided in this manner, so that the belt supporting device can be easily released without checking a cam position. Moreover, a releasing mechanism auxiliary to the cam shaft 104 is provided on the belt supporting device and further, the index is provided on the cam shaft 104 and the side plate 101A, to reduce the abnormal image, such as banding.