baber/WOPTO huggingface dataset:
Patent JP-S61156825-A (JP)
Title: Semiconductor device
Inventor: TAKEMURA MOMOKO
IPC: B23K35/00
Filed: 1984-12-28
Abstract: PURPOSE:To obtain a semiconductor device which has an electrically excellent chip structure free from imperfect contact or peeling by fixing a semiconductor device chip to a disposition platform by the use of soldering material via the first and second metallic layers composing of prescribed kinds of material. CONSTITUTION:A semiconductor device chip 1 is fabricated by adhering three layers successively on the back side of a wafer: a first layer 2 of more than 2,000Angstrom  thickness, a second layer 3 of less than 1,500Angstrom  thickness and a layer 4 of Sn-Cu alloy. The chip 1 thus treated is fixed to a heated disposition plat form 5 by depressing the alloy layer 4 onto the platform. The metallic layer 2 is composed of one of Ti, Cr, Zr, Nb and V, or an alloy containing it as the main component, and prevents the diffusion of Cu component of the solder ing material into the semiconductor device chip by thickening the layer 2. The metal layer 3 is composed of any one of Ni and Co, or an alloy containing it as the main component, and mitigates the internal stress arising from a pos sible thermal stress because its expansion coefficient is between those of the layers 2, 3.
Patent JP-H07188556-A (JP)
Title: Molding composition containing polyarylene sulfide
Inventor: ANDOREEASU SHIYURAIHIYAA
IPC: C08K3/34
Filed: 1994-11-10
Abstract: PURPOSE: To obtain a molding composition containing a polyarylene sulfide, which can give moldings being capable of being permanently metallized and suited, when metallized, for use in lamps, especially, reflectors and electronic functional parts.  
     CONSTITUTION: A molding composition containing (A) 20-80 wt.% at least one polyarylene sulfide, (B) 1-60 wt.% at least one inorganic filler, (C) 1-65 wt.% at least one surface-modified inorganic filler, and (D) 0.01-0.4 wt.% at least one saturated long-chain carboxylic acid ester is injection-molded or extruded to obtain a molding having high surface quality and isotropic properties. 
     COPYRIGHT: (C)1995,JPO
Patent JP-H0996312-A (JP)
Title: Multi-row cylindrical roller bearing device and spindle device using it
Inventor: NAKAJIMA RYOICHI
IPC: F16C19/28
Filed: 1995-09-29
Abstract: PROBLEM TO BE SOLVED: To equalize the lifetime of each roller row and also to lengthen the lifetime of a whole spindle device by making the roller length of a roller row closest to a load position of a radial load longer than that of the other roller rows to equalize the contact stress in a multi-row cylindrical roller bearing device provided with multi-row of rollers. SOLUTION: A front row of a spindle 1 is supported with a multi-row cylindrical roller bearing device 3 and a rear part with multiple angular ball bearings 4 in a housing 2 in a spindle device of a machine tool. The bearing device 3 is provided with two multi-row cylindrical roller bearings 5, 6 each of which has three roller rows 7, and the roller lengths L1 to L6 are formed to be longer successively from the front shaft end side, the load position P of the spindle 1, in the rollers 7 in six roller rows A-F. Thereby, the contact stress between an inner and outer rings 8, 9 and the rollers 7 generated by the radial load is substantially equalized, and also the contact stress of the roller row A closest to the load position P is reduced, so that the lifetime of the whole bearing device is lengthened.
Patent JP-H02120556-A (JP)
Title: Electronically controlled automatic transmission
Inventor: SAITOU YOSHITAMI
IPC: F16H61/10
Filed: 1988-10-31
Abstract: PURPOSE:To reduce a gear change shock by applying the constitution wherein the release of a clutch or a brake at a release side is instructed to a fluid pressure selector means at the time of gear change operation and then the engagement of a clutch or a brake at an engagement side is in structed to the fluid pressure selector means, depending upon the detected rising speed of an input axis. CONSTITUTION:A rising speed detecting means 23 and a central processing unit CPU detects the rising speed of an input axis in an automatic transmission, and the aforesaid electronic control means CPU first releases a clutch or a brake at the release side. Then, CPU monitors the rising speed of the input axis in the automatic transmission and determines the engagement timing of a clutch or a brake at an engagement side, using the monitored rising speed. The clutch or brake is engaged according to the timing so determined. According to the aforesaid construction, the clutch or brake starts an engagement process before a complete neutral mode is established, and a torque failure does not occur during a gear change operation. In addition, a shock due to a torque failure does not take place as in the case where torque suddenly rises upon the engagement of a clutch or a brake at the engagement side.
Patent JP-2001097768-A (JP)
Title: Yag-based ceramic raw material and its production
Inventor: KAKITA SHINICHI
IPC: C04B35/44
Filed: 1999-09-29
Abstract: PROBLEM TO BE SOLVED: To provide a YAG-based ceramic raw material from which a highly compacted YAG-based ceramic product can efficiently be produced. SOLUTION: This YAG-based ceramic raw material has the following characteristics. (1) The total content of Al2O3 and Y2O3 is >=99.6 wt.%. (2) The content ratio of Al2O3 and Y2O3 is respectively 37.4 to 47.4 wt.% and 62.6 to 52.6 wt.%. (3) The average primary particle diameter is 0.03 to 1.5 μm, and the average secondary particle diameter is 0.2 to 10 μm. (4) BET specific surface area is 0.5 to 20 m2/g. (5) The crystal phase substantially comprises YAG phase signal phase or YAG phase and at least one of YalO3 phase, Y4Al2O9 phase and Al2O3 phase. A method for producing the YAG-based ceramic raw material is provided.
Patent JP-H01119480-A (JP)
Title: Body structure of automobile
Inventor: TERANAKA TOYOKATSU
IPC: B62D25/20
Filed: 1987-10-30
Abstract: PURPOSE:To enhance the supporting rigidity of the whole vehicle body, in a vehicle body structure in which the vehicle body floor is formed by synthetic resins, by reinforcing the front body with a lower frame and an upper frame. CONSTITUTION:The under member 3 of a vehicle body 1 is formed by synthetic resins to form a floor part 2, and the lower part and the front part of the vehicle body are constituted by an under member 3 and an integrally manufactured front body 5. A frame member 6 extending in the front-and-rear direction of the vehicle body is fitted to the lower surface of the under member 3 so as to be extended up to the front body 5. The frame member 6 is branched at the dashboard 9 which partitions off the engine room from the cabin, to form a lower frame 6A and an upper frame 6B. The lower frame 6A functions as the support of the vehicle body, and the upper frame 6B has the function for enhancing the rigidity of the front body.
Patent JP-H10107313-A (JP)
Title: Photocoupler
Inventor: TORASAWA HIROYASU
IPC: H01L31/12
Filed: 1996-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a photocoupler, capable of having high durability without losing dielectric strength and being relatively easily manufactured. SOLUTION: A photocoupler 10 is provided with a transparent resin core 11, enclosing a light emitting element 16 and a photosensor 17 as they remain counterposed and a transparent resin shell 12 arranged to coven the core and having the leads 13 and 14 projected from the light-emitting element 16 and the photosensor 17 respectively, and each of the surfaces of core 11 and the shell 12 are not in parallel.
Patent JP-S63130438-A (JP)
Title: Working truck
Inventor: OSUGA MASASHI
IPC: F02N11/08
Filed: 1986-11-20
Abstract: PURPOSE:To protect a starting gear from damaging due to erroneous starting of a self starting motor, by providing a means for blocking start of the self starting motor during operation of an engine based on a detection signal being fed from a sensor for detecting the operating condition of the engine. CONSTITUTION:When an engine 1 is operating, a sensor 14, i.e. an oil pressure switch, is in OFF state, thereby first transistor Q1 is set to OFF state. Consequently, an active function second transistor Q2 of a relay switch 17 arranged in a signal path 16 for starting a self starting motor 12 is set to OFF state. As a result, power is not fed to the signal path 16 even if a key switch 13 is operated to the starting position ST of the self starting motor 12 and the self starting motor 12 is not started, resulting in protection of a starting pinion gear 12a from damage due to erroneous starting of the self starting motor 12 during operation of the engine 1.
Patent JP-S61150662-A (JP)
Title: Transmission mechanism of motor power
Inventor: OSABE AKIHIRO
IPC: H02K7/11
Filed: 1984-12-24
Abstract: PURPOSE:To readily control the transmission of a torque with a simple structure by rotatably inserting a power supply plate formed of a conductive material to a rotational shaft oppositely to a magnet secured to the outer periphery of the rotational shaft of a motor. CONSTITUTION:A plurality of magnets 3 are secured to the outer periphery of an iron plate 5 secured to a rotational shaft 2 of a motor 1 to rotate together with the shaft 2. A power supply plate 4 formed of a conductive material such as aluminum or copper is rotatably inserted to the shaft 2, and opposed to the magnet 3. A pinion gear 6 is integrally secured to the plate 4, and power is externally transmitted through gear trains 8, 8a. When the motor 1 is rotated, the plate 4 is rotated by the magnetic flux generated by the eddy current generated on the plate 4 and the magnetic flux of the magnet 3. Thus, the plate 4 is slipped at overload time, and when the motor 1 is stopped, the plate 4 becomes free, and can be simply returned to the original position.
Patent JP-H04151683-A (JP)
Title: Wet type color image forming device with drum cleaning device
Inventor: KISHI MOTOSHI
IPC: G03G15/10
Filed: 1990-10-15
Abstract: PURPOSE:To surely remove an excess developing liquid stuck on the outer periphery of a drum and toner fixed and deposited thereon while an excellent image is maintained, without having irregularities in the rotation of the drum at the time of the press-contact of a cleaning roller by synchronizing the peripheral speed of the drum with that of the cleaning roller. CONSTITUTION:When it is detected that the tailing edge of a sensitized paper 20 passes a drum cleaning device based on the signal of the angle detecting circuit of the drum 21, the cleaning roller 24 is press-contacted to the drum 21 for a fixed time while being rotated at speed so as to synchronize the circumferential speed of the drum with that of the cleaning roller (relative speed is zero), to suck the excess developing liquid stuck to the outer periphery of the drum 21. First, setting is carried out so that the rotational direction of the drum 21 is reversed to the cleaning roller 24 by a direction reversing circuit. Next, the peripheral speed of the cleaning roller 24 is synchronized with that of drum 21 to obtain the relative speed of zero. Thus, only the excess developing liquid is stuck to the outer periphery of the drum 21, so that even if the relative speed does not exist between the drum 21 and the cleaning roller 24, the excess developing liquid is sufficiently removed.
Patent JP-S63134158-A (JP)
Title: Polishing method for free curved surface
Inventor: ARAI SHINJI
IPC: B23Q35/00
Filed: 1986-11-20
Abstract: PURPOSE:To make a free curved surface inherent in a die freely polishable, by dividing the free curved surface into triangular graphic elements made in almost plane form for a partition, having coordinate points of each triangle taught and stored, and polishing each graphic element in consecutive order. CONSTITUTION:Coordinate points T1-Tn of a curved surface coming to a polishing subject of a die 3 with a free curved surface are taken up, each point is connected, forming triangles a, b...n as graphic elements. And these coordinate point T1-Tn found are taught to a robot as position data, teaching these data to a personal computer via a controller being connected to the robot, thus a polishing pattern is operated. Then, the robot operates on the basis of the operated result and polishes the curved surface of the die 3. As for a polishing method, the inside of each of these triangles a, b...n as respective graphic elements is turned over in both X and Y directions and polished, and if this polishing of these graphic elements is over, a job is shifted to adjacent graphic elements and polishing takes place likewise. Thus, the free curved surface inherent in the die 3 is freely polishable.
Patent JP-S61155317-A (JP)
Title: Composition for oral purpose
Inventor: MAEYAMA TSUTOMU
IPC: A61K8/21
Filed: 1984-12-28
Abstract: PURPOSE:A composition for oral purpose that contains a synthetic amorphous Zr-binding silicate of a certain Zr content and a fluorine compound, thus showing high storage stability such as good form retention and resistance to liquid-solid phase separation, even when stored at high temperature for a long period of time and being suitable for use in tooth decay prevention. CONSTITUTION:The objective composition contains a synthetic amorphous Zr-binding silicate whose Zr content is 0.1-10wt%, preferably 0.2-2wt%, calculated as ZrO2 based on SiO2, and a fluorine compound such as alkali metal fluorides, alkali metal monofluorophosphate salts, stannouscontaining fluorides. The synthetic amorphous Zr-binding silicate has following properties: more than 85% of SiO2 in its anhydrous form; 1.40-1.47 reflactive index; less than 800m2/g specific surface area; 1.9-2.3 specific gravity; 0.4-2.0ml/g liquid absorption and the content is 1-50wt% in the final composition. When myoinositol phosphate is added to the composition in addition, the fluorine intake into dentinal enamel is increased to result in markedly increased tooth decay prevention.
Patent JP-H04153660-A (JP)
Title: Electrostatic charge image developing toner
Inventor: SUZUKI CHIAKI
IPC: G03G9/08
Filed: 1990-10-18
Abstract: PURPOSE:To enhance both of cleaning performance and chargeability stability by adding titanium oxide processed with a quaternary ammonium salt type charge controller to the outsides of dry toner particles. CONSTITUTION:The titanium oxide processed with the quaternary ammonium salt type charge controller is added to the outsides of the dry toner particles in an amount of 0.01 - 10wt.% of the total toner. A part of the fine titanium oxide powder may agglomerate and coat the toner particles but it is preferred to coat them in a single particle layer of the oxide powder, thus permitting the cleaning performance, environmental stability, and durability of the toner to be enhanced without impairing the powder fluidity of the titanium oxide.
Patent JP-S62136616-A (JP)
Title: Microscope objective compensating lens
Inventor: SUZUKI MASAKI
IPC: G02B21/02
Filed: 1985-12-11
Abstract: PURPOSE:To reduce the spherical aberration when an object of observation with cover glass is observed to an extent where there is no trouble in practical use by fitting a group of lenses which meet specific conditions in front of a microscope objective. CONSTITUTION:A microscope objective compensating lens 13 is fitted in front of the microscope objective 14. The compensating lens 13 is a one-group meniscus lens which has the concave surface on an observed-body side and compensate the spherical aberration generated by the cover glass, and conditions shown by inequalities I and II are satisfied. Thus, the one-group lens is fitted in front of the microscope objective to reduce the spherical aberration when the object body of observation having the cover glass is observe, thereby improving the resolution, contrast, and color reproducibility.
Patent JP-H11122546-A (JP)
Title: Rf module
Inventor: WASHIMI AKIHIDE
IPC: H04N5/40
Filed: 1997-10-13
Abstract: PROBLEM TO BE SOLVED: To obtain the RF modulator not causing a disturbing wave because a harmonic of an audio subcarrier is not in existence in the vicinity of a video carrier by generating directly the audio carrier by a 2nd oscillator, applying FM modulation to an audio signal with the carrier with the oscillating frequency and adding the modulated signal and the video carrier at an adder. SOLUTION: A signal received from an input terminal 21 is given to a video processing circuit 22, where the signal is subject to video processing and the result is given to a mixer 23. The mixer 23 receives a video carrier from a 1st oscillator 24, mixes the carrier with the video signal and provides an output of the mixed signal to an adder 27. On the other hand, an audio signal received from an input terminal 30 is given to an FM modulator 31, where an audio carrier with a frequency oscillated directly from a 2nd oscillator 32 and the audio signal are FM-modulated and the result is given to other terminal of the adder 27, where the modulated signal is added to the mixed signal. An output of the adder 27 is given to a low pass filter 28, where harmonics of the sum are eliminated and the result is outputted from an output terminal 29.  Thus, no harmonics nor negative audio carrier waves are outputted.
Patent JP-S63141047-A (JP)
Inventor: PAURU SHIYUTAARUHOOFUEN
IPC: G03F7/004
Filed: 1987-11-05
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-H02125952-A (JP)
Title: Piston for internal combustion engine
Inventor: NANJIYOU KATSUKI
IPC: F02F3/00
Filed: 1988-11-04
Abstract: PURPOSE:To improve mainly the anti-abrasive property extensively by forming ring grooves made by groove-processing a fused and diffused layer of an aluminum-copper alloy at the peripheral surface of a piston main body which consists of an aluminum alloy, and setting the including amount of the copper within a specific scope. CONSTITUTION:At the upper end of the peripheral surface of a piston main body 1 which consists of an aluminum alloy, the top ring groove 2 and the second ring groove 5 are engraved respectively. In the ring grooves 2 and 5, the top ring 3 and the second ring 4 are geared partially, and the remaining parts projecting from the peripheral surface are slided with the inner surface of a cylinder 6. In this case, the top ring groove 2, for example, is formed by inserting a copper wire material 8 in the engraved groove 7, and after radiating electron beams B to the copper wire material 8, by applying a groove- process to the fused and diffused aluminum-copper alloy layer 9. The copper amount included in the ring groove 2 is set within 10-35wt.%.
Patent JP-2001103363-A (JP)
Title: Camera system
Inventor: OGURA KAZUO
IPC: H04N5/232
Filed: 1999-09-30
Abstract: PROBLEM TO BE SOLVED: To provide a camera system with a positioning function where a load by positioning can be relieved. SOLUTION: Positioning is made once at application of power (S1, S2), positioning information is stored, and a photographed image is stored in a storage memory in cross-reference with the positioning information (S4-S8) (Figure 2 (a)). Since no positioning is made at photographing, a user needs not to care about the positioning at all in the case of photographing. Or photographing is made (S3'-S5'), after the end of photographing (S6') when a power-off switch is operated (S7'), the positioning may be made (S8') and the positioning information is stored (S9') in the storage memory in cross- reference with each photographing image (Figure 2 (b)).
Patent JP-2001099477-A (JP)
Title: Ventilating fan
Inventor: KAWASAKI MASAHIKO
IPC: F24F11/04
Filed: 1999-09-30
Abstract: PROBLEM TO BE SOLVED: To permit the confirmation of installation works of a ventilating fan body and the piping of a duct, which is arranged in an attic space or the like, without employing any operating switch. SOLUTION: A ventilating fan is provided with a ventilating fan body 3, arranged on a ceiling wall surface 1 or in an attic space 2, an operating switch 5, provided on an indoor wall surface 4 to control the operation of the ventilating fan body 3, and a control unit 6, controlling the operation of the ventilating fan body 3 by a signal from the operating switch 5. The ventilating fan body 3 is provided with a main body switch 7 and when the main body switch 7 is operated, the ventilating fan body 3 is constituted so as to be operated at a capacity regardless to the operation of the operation switch 5 whereby the installation works of the ventilating fan body 3 and the piping of a duct 16 can be confirmed.
Patent JP-S61154886-A (JP)
Title: Recording material
Inventor: SATOMURA MASATO
IPC: B41M5/155
Filed: 1984-12-27
Abstract: PURPOSE:To provide a recording material having sufficient developed color density and enhanced in preservability in raw state and preservability with time, by using a specified electron-acceptive compound in combination with an electron-donative colorless dye. CONSTITUTION:1,1-Bis(p-oxyphenyl)cyclododecane is used as an electron- acceptive compound in combination with an electron-donative colorless dye. Accordingly developed color images with high density can be obtained, and favorable preservability of ground and developed color images can be ensured. In addition, the substance is free of sublimability, stable, easy to prepare, and can be obtained in high yield with high purity. Further, the developed color images obtained is fast and has excellent solvent resistance.
Patent JP-2000111136-A (JP)
Title: Air conditioner embedded in ceiling
Inventor: GUNJI YOSHIHIRO
IPC: F24F13/32
Filed: 1998-09-30
Abstract: PROBLEM TO BE SOLVED: To provide an air conditioner embedded in ceiling wherein the lower end of a suspended box body having a closed top side can be easily closed with a circular decorative panel without forming a circular suspending hole in the ceiling. SOLUTION: A ceiling board comprises a plurality of standard panels A each of which has a square shape and is continuously, replasably bonded to a ceiling surface, and a decorative flange part 5 having an external shape corresponding to that of the panel A is attached to the outer periphery of a decorative panel 4. When a box body constituting a main body is suspended, a decorative panel 4 to which a flange part 5 is bonded is replaced with at least one standard panel A.
Patent JP-S61153235-A (JP)
Title: Method for cooling steel plate on line
Inventor: TAKATSUKA KORO
IPC: B21B45/02
Filed: 1984-12-26
Abstract: PURPOSE:To reduce the cost of equipment as well as to make the structure of a steel plate uniform and to improve the strength by cooling the steel plate to a prescribed temp. in a restrained state in a primary cooling apparatus and by further cooling it with water at a prescribed flow density in a nonrestrained state. CONSTITUTION:A hot rolled steel plate is restrained with pressing rolls 19, 9, and the upper and under sides of the steel plate are cooled to <=600 deg.C surface temp. with cooling water from slit jet nozzles 20, 21 at >=2m<3>/min.m flow rate in a primary cooling apparatus 5 separated from the next secondary cooling apparatus 6 by a wringer roll 28. The upper and under sides of the steel plate are further cooled with cooling water from pipe nozzles 36 and cooling water from spray nozzles 46, respectively at >=0.7m<3>/min.m<2> flow density each in the apparatus 6.