baber/WOPTO huggingface dataset:
Patent JP-H03212444-A (JP)
Title: Spherical resin particle and its production
Inventor: HOTSUTA YASUNARI
IPC: C08L67/00
Filed: 1990-01-16
Abstract: PURPOSE:To provide the subject spherical resin particle composed of an ionic group-containing polyester and a polymer containing ionic groups forming an ion-pair with the former ionic group, having a substantially spherical shape and a narrow dispersion range of particle size and suitable for a matting agent, a carrier for chromatography, etc. CONSTITUTION:To a system in which an ionic group (e.g. carboxyl group or sulfonate group)-containing polyester is finely dispersed, a vinyl monomer containing ionic groups forming an ion-pair with the above-mentioned ionic group is added in an amount of 0.8-2.0, preferably 0.85-1.5 equivalent ratio of former/latter ions and the resultant mixture is subjected to polymerization to obtain the objective substantially spherical resin particle having 0.1-100mum average particle size. The particle size of the resultant resin particle can be readily controlled by the equivalent ratio of the ionic groups, polymerization temperature, polymerization time, etc.
Patent JP-S56105344-A (JP)
Title: Photomagnetic recording medium
Inventor: NAGAO MAKOTO
IPC: G11B11/105
Filed: 1980-01-25
Abstract: PURPOSE:To receive no information, which becomes noise, to improve S/N even if the information read light is slipped from the recording part, by providing recording parts, which absorb the light more effectively than other parts, at fixed intervals on the magnetic recording layer consisting of the amorphous magnetic thin film. CONSTITUTION:Magnetic recording layer 2 consisting of the amorphous magnetic thin film is provided on supporting material 1 formed with glass and synthetic resin, and dot-form light absorption promoting layers 3 consisting of GeS, SnS, PbI2, and so on are arranged at fixed intervals on the recording track, and parts where these promoting layers 3 are arranged are used as recording parts 3', and parts between recording parts 3' are used as nonrecording parts 4. As a result, since recording parts 3' absorb write light 5 effectively and this absorbed heat is used effectively for recording parts 3', information is written by the light of small energy.
Patent JP-S5393807-A (JP)
Title: Guide drum for magnetic tape
Inventor: TAMAMURA TATEO
IPC: G11B15/61
Filed: 1977-01-28
Abstract: PURPOSE: To reduce the friction factor between the guide drum and the magnetic tape for the purpose of stabilizing the traveling of the tape in VTR, by forming the surface of the guide drum for contacting with the magnetic tape using a specified Al alloy. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S56105162-A (JP)
Title: High temperature emergency shut-off valve
Inventor: TAKEDA SUSUMU
IPC: F16K1/226
Filed: 1980-01-24
Abstract: PURPOSE: To absorb dislocation between a valve body and valve box caused from  thermal expansion and surely perform a sealing action, by piling a number of sheets  of heat resistant plate annular seat materials with a cut-off part durable for specific  temperature in a circumferentially different phase and forming a seat at the valve  body side.  
     CONSTITUTION: An annular seat material 21 with a cut-off part 20 is formed by a heat resistant plate material druable for at least 1,300°C and a plurality of said seat materials 21 are piled in a condition with the cut-off part 20 in a circumferentially different phase to constitute a seat 19 at the side of a valve body. While the seat material 21 is mounted to a valve body 4 in such condition that a prescribed clearance is formed between a perforated mounting hole 22 and mounting bolt 23. In a steady state at use in a transport line for high temperature fluid with the valve body 4 and valve box 3 in their thermal expansion, the valve body 4 is forcibly placed to a fully closing position. In this way, the seat material 21 is shirnked in diameter while absorbing its circumferential extension with the cut-off part 20 thus its peripheral edge can be surely and closely contacted to a seat 31 at the valve box side in a fully closing state. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H0734414-A (JP)
Title: Road mark painting system
Inventor: RENBUTSU TATSUYA
IPC: E01C23/20
Filed: 1993-01-20
Abstract: PURPOSE:To reduce the number of workers required for road mark painting work, shorten work time, and increase safety. CONSTITUTION:A road mark painting system comprises a small-sized truck 1 capable of traveling a road mark painting system and a painting device 2 which is installed at the rear of the small-sized truck 1 for painting road surface. The painting device 2 is provided with paint spraying nozzles in series at right and left sides. Also each paint spraying nozzle can be opened and closed by an opening and closing device provided separately. Then each paint spraying nozzle is opened and closed according to the travel distance of the small-sized truck 1 to draw road marks on the road surface as patterns on matrix with the position of each paint spraying nozzle and movement distance of paint spraying nozzle by opening and closing each paint spraying nozzle.
Patent JP-S63177954-A (JP)
Title: Casting method and mold
Inventor: IDE HISASHI
IPC: B22D27/04
Filed: 1987-01-19
Abstract: PURPOSE:To produce a casting having high quality by casting molten metal having the specific metal and alloy into a boron nitride-made mold under vacuum or inert gas atmosphere. CONSTITUTION:The boron nitride-made split mold 1 is produced by machining. The molten metal of metal or alloy selected from heat resistant alloy, active metal and its alloy and high melting point metal and its alloy, is cast into the boron nitride-made split mold 1 under vacuum or inert gas atmosphere. After cooling, the casting is taken out from the mold and finish-working is executed, to obtain the casting product. In this way, the product having high quality is obtd. under low cost and high reliance.
Patent JP-H06210267-A (JP)
Title: Garbage disposal device
Inventor: MIZUNO YUZO
IPC: F26B23/08
Filed: 1993-01-21
Abstract: PURPOSE:To provide a garbage disposal device which eliminates the necessity of troublesome maintenance and recovers securely vapor and malodorous gas generated at the time of disposing garbage by means of a simple structure not to exhaust vapor and gas to the outside. CONSTITUTION:Garbage 3 is stored in a garbage collecting basket 2 in a chamber 1, and the collecting basket 2 is rotated by a motor 4. Microwaves are applied to the garbage 3 by the use of a microwave irradiation device 5 to heat the garbage. Vapor and malodorous gas generated by the garbage 3 are made to flow into a circulating duct 7, cooled by the jet water jetted out of a jetting device 8, dehumidified and absorbed into the water.
Patent JP-2000201663-A (JP)
Title: Defroster for frozen food, and defrosting the same
Inventor: WATANABE YOSHINARI
IPC: A23L3/365
Filed: 1999-01-14
Abstract: PROBLEM TO BE SOLVED: To provide a defroster for frozen foods, capable of rapidly defrosting them while sufficiently keeping their freshness by simple facilities, and also to provide a method for defrosting frozen foods. SOLUTION: This defroster 1 defrosts a frozen food A held in a refrigerator 2 kept at a given humidity, while sufficiently keeping its freshness, provided with (A) a blower 3 which circulates air in the refrigerator 2, (B) a heater 4 which heats air in the refrigerator 2, and (C) an ion generator 5 having an ion generating plate 24 coated with powdered tourmaline, onto which air circulated by the blower 3 is blown.
Patent JP-S55100649-A (JP)
Title: Storage battery
Inventor: IKARI SHINICHI
IPC: H01M50/571
Filed: 1979-01-26
Abstract: PURPOSE: To prevent an electrolyte from leakage, and an anode in positive pole strut sealed portion from oxidation corrosion, by providing a third electrode, constructing an electrode pair with the positive pole strut, in the positive pole strut sealed portion.  
     CONSTITUTION: The lead storage battery is constructed in such manner with a plate group 3 and an electrolyte 4 contained in a battery jar 1, and a positive pole strut 6 and a positive pole terminal 7 and a negative pole strut 6' and a negative pole terminal 7' led out from a cover 2. In a positive pole strut sealed portion 11 of this lead storage battery is arranged a third electrode 8 not to be contacted to the positive pole strut 6, and the third electrode 8 is connected to the positive pole terminal  7 through a lead wire 9 and a polarization method 10. The construction of the positive pole strut sealed portion 11 is made in such way, for instance, that the positive  pole terminal 7 of the positive pole strut 6, penetrating through the cover 2, is  tightened and fixed by a tightening nut 13 with a slealing rubber packing 14 interposed, further sealed by an air gap filling compound 16. And in an inner place of  the packing 14 is arranged the third electrode 8 not to be contacted to the positive  pole strut 6. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H05198856-A (JP)
Title: Series structure of josephson gates and digital-analog converter using same
Inventor: NISHINO JUICHI
IPC: H03M1/74
Filed: 1992-01-21
Abstract: PURPOSE:To obtain a series structure body which is excellent in operation stability and free from malfunction, and a high speed D/A converter which uses said structure body and is capable of high level integration. CONSTITUTION:Josephson gates 101-104 constituted by containing at least two dc-SQUID and inductors 111-115 whose inductances are larger than a specified value are alternately arranged. Thereby Josephson noise is attenuated, and it is prevented that the dc-SQUID of adjacent Josephson gates are transferred to the voltage state on account of noise and a circuit malfunctions. Further a high speed D/A converter larger than or equal to 4 bits is constituted by using this.
Patent JP-S57123445-A (JP)
Title: Recorder of digital waveform
Inventor: NISHIMURA SOUJI
IPC: G06F3/153
Filed: 1981-01-22
Abstract: PURPOSE: To increase the transfer efficiency of a waveform data and to improve the display of reproduction, by installing a temporary storage main memory to store the contents of an auxiliary memory as well as a display controller to control a display main memory by the control signal delivered from a CPU.  
     CONSTITUTION: A waveform data transfer control signal C is supplied to an auxiliary memory 2 and a temporary storage main memory 6 from a CPU1. Thus a part of the waveform data recorded to the memory 2 is transferred to the memory 6 by the CPU1 via a bus 5a to be stored in the memory 6. Then a display controller control signal (e) is supplied to a display controller 7 from the CPU1. Accordingly the controller 7 discontinues its operation. On the other hand, a waveform transfer control signal (d) is supplied to a display main memory 3. As a result, a part of the waveform data stored temporarily in the memory 6 is transferred to the memory 3 by the CPU1 via a bus 5c to be recorded there. Then the waveform data is displayed to a display 4. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H05195777-A (JP)
Title: Combustion chamber of swirl chamber type diesel engine
Inventor: NIIZAWA MOTOHIRO
IPC: F02B19/08
Filed: 1992-01-22
Abstract: PURPOSE:To provide a swirl chamber type Diesel engine of suction dual valve type, with which the swirl from a jet is diffused widely into the combustion chamber for enhancement of the rate of air utilization and also flame extinction due to collision with the cylinder bore is suppressed. CONSTITUTION:At the top face of a piston 3 a pair of first cavities 8 working also as suction side valve recess are formed recessedly while pinching the center line L of the jet stream, and in the front, lateral cavities 11 are recessed. Downstream of the jet stream, a second cavity 9 is recessed which works also as exhaust side valve recess isolated by an isolator part 13. The isolator part 13 has a wall 10 confronting the jet stream, and the top-surface assumes a slope whose second cavity 9 side is made deeper.
Patent JP-S58127132-A (JP)
Title: Photodetector
Inventor: SUZUKI TAKEOMI
IPC: G01J1/44
Filed: 1982-01-25
Abstract: PURPOSE:To enable accurate detection of light, by performing control so that optical integration is started simultaneously for all light-receiving elements and that all outputs are maintained at a prescribed level at a point of time when one value reaches a reference signal. CONSTITUTION:The light-receiving element 1a of a photosensor 1 is charged in an initial state according to an ON signal delivered from an optical integration controller 2 to a switch SW1. Next, when an integration start signal is given, SW1 is turned OFF, and the element 1a performs accumulation according to light reception. The output of the element 1a is accumulated in the element 3a of a memory 3 and is sent, by one bit, to a comparator 5 by driving a shift register 4 for scanning, and the level thereof is monitored. The output of the element 1a and a reference signal VA of low rank are compared 5b in voltage with each other, and when one of output signals reaches the signal VA, it is latched 5c. Then, the memory 3 is made to hold all the outputs of the sensor 1, the outputs thus held are compared 5 with a reference signal VB of high rank, and data not reaching the signal VB are subjected sequentially to A/D conversion.
Patent JP-S57123210-A (JP)
Title: Production of varnish for photocurable prepreg tape
Inventor: SATOU SADAO
IPC: C08F299/00
Filed: 1981-01-22
Abstract: PURPOSE: To obtain a varnish excellent in stability and properties of a cured product, etc., and suitable for use in photocurable prepreg tapes, by dissolving a base resin prepared by modifying an epoxy acrylate resin with a specified linear polymer in a volatile solvent.  
     CONSTITUTION: An epoxy resin is mixed with and allowed to act on 10W40phr polyvinyl formal or/and phenoxy resin at 150W230°C. Then, the titled varnish is obtained by mixing the product with a mixed solvent consisting of 80W60pts.wt. aromatic hydrocarbon and 20W40pts.wt. alcohol, and then further with 0.7W 1.2eq./eq. epoxy of (meth)acrylic acid, a small amount of a polymerization inhibitor (e.g., hydroquinone) and an epoxy ring-opening catalyst (e.g., benzylmethylamine), reacting the resulting mixture until an acid value of 10 or below is obtained and adding 0.05W5wt% photosensitizer (e.g., benzoin methyl ether). 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H09200622-A (JP)
Title: Solid-state image pickup device
Inventor: KATOU NAOKI
IPC: H04N5/3728
Filed: 1996-01-23
Abstract: PROBLEM TO BE SOLVED: To reduce the power consumption and to decrease number of output terminals of a timing generating section by using a horizontal transfer clock driving a horizontal transfer register so as to generate a reset gate clock. SOLUTION: The device is provided with a reset gate clock generating section 10 configured with a differentiation circuit consisting of a capacitor C and a resistor R and an undershoot component elimination diode D for the differentiation circuit output signal connected in parallel with the differentiation circuit. Then a timing generating circuit T does not generate a reset gate clock ϕRG to a charge detection section 5 formed on a board S but a horizontal transfer clock ϕH1 generated from the circuit 7 is used to obtain a required waveform from the generating section 10. That is, as an output terminal of the circuit 7, no clock ϕRG is required and the generating section 10 is provided in the vicinity of the board S not to require wiring of a long wire for transmission of the clock ϕRG even when the circuit and the board S are apart.
Patent JP-H01184337-A (JP)
Title: Electric carpet
Inventor: KOBAYASHI TAKAYUKI
IPC: F24D13/02
Filed: 1988-01-19
Abstract: PURPOSE:To determine whether a person is on the electric carpet, analyze the condition of his or her dozing off, and make identification between a person or object by providing the electric carpet with a weight sensing means as well as an analyzing means for the weighing condition of the person or object. CONSTITUTION:Aluminum foils 6, 7 from a capacity sensor, which is a condenser, and a weight G on an electric carpet 1 is detected as a change in capacity as the distance between the aluminum foils 6, 7 changes due to the weight G. A micro computer 20 has a program according to a flow chart to detect the charging time interval, a program according to a flow chart to detect a human presence or an object and a program according to a flow chart to issue a warning against interruption. Upon receiving the charging time interval signal T, it detects the capacity change of the capacity sensor, and, based on such change in capacity, it detects the movement of a person on and off the electric carpet 1, placement conditions of an object as well as the time interval of a person on the electric carpet 1 to determine whether he or she is dozing off.
Patent JP-H03212922-A (JP)
Title: Forming method of alignment mark of semiconductor device
Inventor: KOBAYASHI KATSUYOSHI
IPC: H01L21/027
Filed: 1990-01-18
Abstract: PURPOSE:To prevent roughening of the surface of a film on an alignment mark and to improve precision in detection of the alignment mark by forming a separating film on a substrate and by forming the alignment mark on this film. CONSTITUTION:Before an alignment mark 3 is formed on a substrate 1, a separating film 2 being broader than the mark 3 is formed. Thereby a film 4 around the mark 3 is separated from the substrate 1 and the surface of the film 4 is prevented from roughening due to the reaction of the film 4 with the substrate 1. Accordingly, noise of the intensity of a reflected light on the mark 3 and a part around it is reduced, the mark 3 can be detected with high precision and the yield of a semiconductor device is improved.
Patent JP-S58126113-A (JP)
Title: Manufacture of separating sheet in cake box
Inventor: NISHITANI SUNAO
IPC: B29C45/00
Filed: 1982-01-23
Abstract: PURPOSE:To manufacture the titled separating sheet rich in workability by a method wherein a die body made of thick hard board on which several through holes are drilled by a rose cutter is put on a perforated base to attract the thermoplastic plastic film on the upper surface of the die body from the lower part. CONSTITUTION:Multiple through holes 1 where their diameter decreases from the upper part to the lower one are drilled by a rose cutter on a heat-resisting thick hardboard (such as a metallic plate, preferably, an aluminum plate) to obtain a die body 2. The die body 2 is put on the nearly flat surface base (the hardboard similar to the die material is used) 3 having multiple inlet ports. Thermoplastic plastic film 4 is located above the before-mentioned die body 2 and sucked from the lower direction A to perform a vacuum forming of the above-mentioned film 4 in a form similar to the surface of the die body 2 and to obtain the separating sheet 5. When two holes or more are lapped partially, partitions 7 having low height can be obtained between the concaves 6.
Patent JP-H02189705-A (JP)
Title: Peak shift measuring instrument for magnetic recording medium
Inventor: NAGAMURA SHOICHI
IPC: G11B5/84
Filed: 1989-01-18
Abstract: PURPOSE:To measure the absolute quantity of a peak shift while selecting an optional sector by selecting an optional bit with an A/D converter circuit, applying A/D conversion to the bit, obtaining a peak value and its occurrence time, calculating the time difference between the both and outputting a peak shift data. CONSTITUTION:A recording pattern signal to be measured to measure its peak shift and a reference recording pattern signal are formed separately and they are given to a couple of magnetic heads 3, 4 arranged opposite to each other synchronously and written by one track each to a magnetic face of both sides of a magnetic recording medium 1 respectively. In the application of A/D conversion to a readout signal, a recording signal of an optional sector is selected by a output signal of a counter 12 and digitized. As a result, the peak shift of the signal to be measured is measured based on a point of time of peak value detection of the reference signal not including the peak shift. Thus, the absolute value of peak shift is measured accurately and easily by selecting an optional sector.
Patent JP-S56108746-A (JP)
Title: Preparation of n,n'-bis(2-chloroethyl)oxamide
Inventor: INADA HIROO
IPC: C07C233/56
Filed: 1980-01-31
Abstract: PURPOSE: To obtain the titled compound useful as a synthetic intermediate for a curing agent, a crosslinking agent, etc. efficiently, by reacting N,N'-bis(2-hydroxyethyl)oxamide with hydrogen chloride in the presence of a phenolic solvent.  
     CONSTITUTION: N,N'-Bis(2-hydroxyethyl)oxamide is dissolved or suspended in a phenolic solvent, and gaseous hydrogen chloride is introduced and reacted to give the titled compound. The reaction temperature is 60W230°C, preferably 110W190°C. Water formed as a by-product is preferably removed by the azeotropy, etc. positively. The resultant compound is useful as a synthetic intermediate of 2,2'-Δ 2 -dioxazoline which is useful as a curing agent for a powder coating material, a crosslinking agent of an epoxy resin, etc. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H06222176-A (JP)
Title: Core of fast reactor
Inventor: YOKOYAMA TSUGIO
IPC: G21C9/02
Filed: 1993-01-22
Abstract: PURPOSE:To provide greater outputs with a negative temperature coefficient of coolant. CONSTITUTION:A number of reactor core fuel assemblies 1, each loaded with a fissionable material, are arranged in a honeycomb and a plurality of gas-sealed assemblies 2 are disposed among the core fuel assemblies 1. Blanket fuel assemblies 3 and neutron shields 4 are arranged outside the honeycomb-shaped core fuel assemblies 1. Each of the gas-sealed assemblies 2 is blocked at its upper end with gas sealed therein and has a coolant inlet through its lower portion to allow coolant therein. As the temperature of the coolant varies, the level of the coolant varies in the vertical direction. As a result, neutron leakage increases in the direction of the axis of the core and negative reactivity is increased so that the characteristic safety of the core in the case of accidents is enhanced.
Patent JP-H03215554-A (JP)
Title: Thixotropic polyurethane resin composition
Inventor: SUGIMORI MASARU
IPC: C08L75/00
Filed: 1990-01-18
Abstract: PURPOSE:To obtain a moisture-curing polyurethane resin composition being nonproblematic in storage stability, adhesiveness, resin strength and carcinogenicity, showing stable thixotropy and being useful as an adhesive, a sealing agent or the like by dispersing sepiolite in an active NCO-containing urethane prepolymer. CONSTITUTION:0.5-5wt.%, desirably 0.8-3.0wt.%, based on the total weight of the composition, sepiolite (desirably one predried to a water content of 2% or less) is dispersed in an active NCO-containing urethane prepolymer, e.g. one based on a polymer obtained by reacting a polyether polyol of a mol.wt. of 3000 with an excess of MDI in an NCO to OH ratio of 6 and having an NCO content of 9.3wt.% and a viscosity of 8000cP at 25 deg.C to obtain a thixotropic polyurethane composition (of a ratio of the viscosity at 2rpm to that at 20rpm of 3-5).
Patent JP-H09200446-A (JP)
Title: Method and device for reading document
Inventor: INDE MASAAKI
IPC: H04N1/04
Filed: 1996-01-23
Abstract: PROBLEM TO BE SOLVED: To provide a method and device for document reading which can efficiently read plural documents. SOLUTION: An image transfer request signal is inputted S103 and a signal indicating that a document image is set at a specific readable position is inputted S104. Then the image of the document which is set at the specific position is read S106, and the read image data are outputted S109, S110. Then, the processes are repeated S107, S111 until image data corresponding to the images of all documents are outputted.