baber/WOPTO huggingface dataset:
Patent JP-S6325788-A (JP)
Title: Train number identifying device
Inventor: AEBA HIDEAKI
IPC: H04N7/18
Filed: 1986-07-18
Abstract: PURPOSE:To exactly fetch only a pure character by eliminating the contamination having an intermediate density from in a character frame, by performing a binarization processing at least two times to the character frame which has been detected. CONSTITUTION:A picture processor consists of a character frame detecting circuit 20 to which a picture signal from a camera 13 is applied, a character segmenting circuit 30 for fetching a character from a character frame which has been detected, and a character recognizing circuit 40. The character segmenting circuit 30 contains an in-character frame black part detecting circuit 32 for detecting a character candidate from in the character frame, by binarizing the character frame by using a first threshold value, and a contamination eliminating circuit 34 for eliminating a contaminated part from in the character candidate, by further binarizing the character candidate which has been detected by said circuit 32 by using a second threshold value.
Patent JP-H03173863-A (JP)
Title: Production of 2-mercapto-6-halogenobenzoic acid
Inventor: TOMOTA YOSHINOBU
IPC: C07C323/62
Filed: 1990-06-26
Abstract: PURPOSE:To inexpensively obtain the title compound useful as an intermediate for agricultural chemical in short process and high yield without production of by-product by reacting benzonitriles with an aqueous solution of alkali in the presence of a reducing agent. CONSTITUTION:Benzonitriles expressed by formula I (R is H or 3-halogeno-2- cyano-phenylthio; X is halogen) are reacted with an aqueous solution of alkali, preferably used at an amount of equivalent or above, especially 1-20 times by mol based on the raw material compound expressed by formula I at 100-250 deg.C, preferably 140-200 deg.C in the presence of a reducing agent to provide the aimed compound. Sodium sulfide, potassium sulfide, sodium hydrosulfite, etc., is used as the reducing agent and is preferably used at an amount of 0.5-3 times by mol based on the compound expressed by formula I. Furthermore, as the compound expressed by formula I, e.g. compound expressed by formula II or formula III is used.
Patent JP-S6233036-A (JP)
Title: Manufacture of equal speed universal joint inner ring
Inventor: IWAMA TATSURO
IPC: B21K1/76
Filed: 1985-07-31
Abstract: PURPOSE:To eliminate the need for a rough working of a ball groove and a chamfering working of the ball groove by executing a preforming by forging, and thereafter, applying a machine work to the end face of and a hole part of the preform, before finishing it by a finishing mold, and subsequently, executing a cold finish working. CONSTITUTION:An inner ring 1 which has been brought to a preforming by forging becomes a precise preform by applying a machine work to an end face 9 and a hole part 3. Subsequently, in order to improve the dimension accuracy of a profile of the precise preform, a radius of curvature and a sectional shape of a ball groove, and the outside diameter of the inner ring 1 are put in a prescribed tolerance, by a cold ironing working. Next, a finish working is executed by a die set of a single acting type which has been provided with upper and lower dies 10a, 10b and upper and lower knock pins 11, 12. As for the inner ring 1 which has been finished, the ball groove consists of a surface 13 of a forging skin and a polished skin 14, and a burr is scarcely generated. In this way, a rough working and a chamfering working of the ball groove can be made unnecessary.
Patent JP-H0456357-A (JP)
Title: Manufacture of semiconductor device
Inventor: SUZUKI SHOJI
IPC: H04N5/335
Filed: 1990-06-26
Abstract: PURPOSE:To form uniform micro lenses and simplify the process of manufacture by forming the micro lenses on a flattened layer and etching the flattened layer with the micro lenses used as masks. CONSTITUTION:Before micro lenses 1 are formed, a thick flattened layer 5 is formed on a substrate 1 by spin coating of a transparent polymethyl methacrylate organic high-molecular compound. Alkali-soluble photosensitive resin 8 is applied to the flattened layer 5 by spin coating. The resin layer 8 is exposed to light with an appropriate chrome mask. For example, the layer is exposed and developed at a time with a chrome mask 6 of partially different light transmittancy, the section, corresponding to dicing, of the resin layer 8 is completely removed, and 30-70% of the sections corresponding to micro lenses are removed to make a pattern. When UV rays are applied to the whole face of the substrate and naphthoquinone diazide is decomposed, the coloured resin layer 8 has 90% or higher transmittancy. The top layer is thermally softened by heat treatment to form convex micro lenses 1.
Patent JP-S6325224-A (JP)
Title: Production of ferrite powder
Inventor: MIYAGAWA CHOJI
IPC: H01F1/11
Filed: 1986-07-18
Abstract: PURPOSE:To produce ferrite powder having excellent magnetic properties, by mixing two or more kinds of metal acetylacetones, hydrolyzing the mixture and calcining the produced precipitate. CONSTITUTION:The objective ferrite powder can be produced by mixing two or more kinds of metal acetylacetones, hydrolyzing the mixture and calcining the hydrolyzate. The process is suitable especially for the production of a hexagonal so-called M-phase ferrite (MFe12O19) or hexagonal so-called W-phase ferrite (MFe16O27) wherein M is 1-5-valent metal such as Sr, Ba, Pb, Zn, Ca, Cu, Ni, Co, etc.
Patent JP-H0658745-A (JP)
Title: Roughness observation device
Inventor: MORIKAWA HIROSHI
IPC: G01B11/30
Filed: 1993-06-15
Abstract: PURPOSE:To accurately inspect the roughness like creases produced on the smooth surface of an observation object. CONSTITUTION:This device is constituted of a shield body 4, a light casting device 5 and a photographing device 6. The shield body 4 covers the surface of an inspected article 3 and a small gap 8 is formed between it and the inspected article 3. The light casting device 5 casts plate shape light inside the shield body 4 through the small gap 8. The photographing device 6 is arranged above the inspected article 3. An object lens 14 is positioned inside the shield body 4.
Patent JP-H0335635-A (JP)
Title: Data collection system
Inventor: YASUDA MASANORI
IPC: H04L12/40
Filed: 1989-07-03
Abstract: PURPOSE:To collect data at a high speed by receiving only the interruption signal of the highest priority in a center device among interruption signals from respective terminal equipments, transmitting an interruption prohibition signal and an interruption polling signal from the center device and allowing only data transmission from the terminal equipment which transmits the interruption signal of the highest priority. CONSTITUTION:Advance priority circuits 241-24n which is cascade-connected by serial transmission lines 5 and 6 mutually are provided in respective terminal equipments 21-2n. The center device 1 transmits the interruption prohibition signal prohibiting the transmission of the new interruption signal in accordance with the received preferential interruption signal, transmits the interruption polling signal, and the terminal equipments 21-2n being the transmission source of the interruption signal transmit data in accordance with the interruption polling signal. Since only the terminal equipments 21-2n transmitting the interruption signal of the highest priority are allowed to transmit data, data can be transmitted at high speed when data to be transmitted is generated. Thus, necessary data can be collected at high speed.
Patent JP-H0836058-A (JP)
Title: Sensitivity checking device for pocket dosemeter
Inventor: MITO YOSHIO
IPC: G01T1/14
Filed: 1994-07-22
Abstract: PURPOSE:To provide a small and lightweight sensitivity checking device which can check the sensitivity of each sensor in a pocket dosemeter for separating and measuring the radiation of many radiation kinds. CONSTITUTION:The constitution is made by only providing one radiation source 17 consisting of <252>Cf radiating high-energy beta ray and neutron beam, a moderator 19 surrounding the radiation source 17 and having an insertion part 18, and one checking part 16 consisting of a shielding material 20 made of lead.
Patent JP-S6147771-A (JP)
Title: Coating composition
Inventor: EI JIEI BATSUKUHAUSU
IPC: C09D5/08
Filed: 1985-08-02
Abstract: The tendency of metallic pigments, especially of aluminium flake pigments, to react with the aqueous medium of a water-borne paint composition with the generation of gaseous material is prevented or reduced by incorporating in the composition an agent containing in the molecule at least one P-OH group, or a salt derivative thereof, which is obtained by reacting a compound containing the grouping -0-PO(OH<sub>2</sub>) with one or more epoxide group-containing compounds at least one of which also contains at least one aromatic or alicyclic group.
Patent JP-S5793539-A (JP)
Title: Chip structure for semiconductor integrated circuit
Inventor: IMURA KENICHI
IPC: H01L21/331
Filed: 1980-12-02
Abstract: PURPOSE:To prevent a leakage current based on a contact with a bonding wire by forming a P type diffused region at the outer peripheral edge of an integrated circuit chip and disposing a bonding pad at the inside. CONSTITUTION:A P type diffused region 8 is formed across the scribing line of a wafer 12 having an N type diffused region, a bonding pad 9 is disposed at the inside, and a bondig wire 11 is connected between bonding pads 9. Thus, even if the bonding wires 11 are contacted with a P type diffused region 10, a P-N junction diode is formed between the region 10 and the N type diffused region of the substrate 12 and the diode is reversely biased with positive power source system. Accordingly, no leakage current will be produced.
Patent JP-H0812177-A (JP)
Title: Sheet unevenness detecting device for stapler
Inventor: UGAJIN ATSUSHI
IPC: B65H7/08
Filed: 1994-06-29
Abstract: PURPOSE:To beforehand prevent the occurrence of binding failure by detecting unevenness of sheets. CONSTITUTION:A stapling device 12 binds sheets housed in a sorting bin 11 by approaching either of notch parts 15, 16 and 17 by a moving motor 21. A sheet sensor detects whether or not the sheets housed in the sorting bin 11 protrude from a prescribed position at approaching time by the notch parts. When they protrude, it discriminates that the sheets are uneven, and operation of the stapling device 12 is prohibited.
Patent JP-H0518519-A (JP)
Title: Incinerator
Inventor: KONDO TAMIO
IPC: F23G5/16
Filed: 1991-07-10
Abstract: PURPOSE:To obtain an inexpensive incinerator which can burn matters to be burned efficiently without generating black smoke even at the early stage of use. CONSTITUTION:An auxiliary combustion section 6 comprising an auxiliary combustion chamber 26 and an auxiliary burner is provided in a lateral dust collection chamber 22 of a primary combustion chamber 14 while a secondary combustion section 7 comprising a secondary combustion chamber 30 and a secondary burner is provided on the top of the primary combustion chamber 14. When a furnace is not yet heated sufficiently in the early period of use, the auxiliary combustion section 6 is operated and the combustion gas generated in the primary combustion chamber 14 is burned forcibly to be introduced to the secondary chamber 30. On the other hand, since the secondary combustion chamber 30 is formed in a secondary duct 29 by connecting the secondary duct 29 on the top of the primary combustion chamber 14, the secondary combustion chamber 30 rises to a high temperature by heat generated by the secondary combustion chamber 14. Thus, the secondary combustion chamber 30 burns the combustion gas to be introduced inside efficiently.
Patent JP-H0221241-A (JP)
Title: Hemoglobin measuring apparatus
Inventor: FURUTA TOSHIYUKI
IPC: G01N21/27
Filed: 1988-07-08
Abstract: PURPOSE:To measure hemoglobin in blood at a high accuracy by making light indicating a specified continuous spectrum incident into a light conducting medium in contact with a part to be measured to analyze light emitted from the light conducting medium or incident light. CONSTITUTION:Light leaving a light source 1 is made incident into a light conducting medium 2 contacting blood 7 through an incident part 4. The light propagates through the light conducting medium 2 and reaches a light receiving element 3 from an outgoing light part 5. A spectroscope 6 is provided between an outgoing part 5 of the light conducting medium and a light receiving element 3 and the light analyzed is received with light receiving elements 3 arranged in an array. The light source 1 employs, for example, a xenon lamp indicating a continuous spectrum in a range of at least 500-600nm. A output of the light receiving element 3 is supplied to an arithmetic device 9 to compute an absorption peak wavelength of an absorption spectrum. Thus, a ratio of hemoglobins in blood is computed and displayed based on the movement quantity of the absorption peak wavelength.
Patent JP-H0461413-A (JP)
Title: Thickness-shear piezoelectric vibrator
Inventor: TAKATSUCHI HEIJI
IPC: H05K3/34
Filed: 1990-06-29
Abstract: PURPOSE:To obtain a stable frequency characteristic for a long time by providing a slit to a piezoelectric plate and using a free end formed by the slit as a bonding part. CONSTITUTION:Slits 14, 15 are provided to a piezoelectric plate 11 and free ends 16, 17 formed by the slits 14, 15 are used as bonding parts 20,21. Thus, a deformation stress 23 and distortion due to a difference or the like of thermal expansion and contraction between a surface mount package and the piezoelectric plate 11 does not give effect on piezoelectric vibration stimulation electrode films 12, 13. Thus, the frequency characteristic stable for a long time is realized.
Patent JP-H0725185-A (JP)
Title: Magnetic card
Inventor: SATO SHINJI
IPC: B42D15/10
Filed: 1993-07-09
Abstract: PURPOSE:To provide a magnetic card in which adhesion, uniformity, durability of a protective concealing layer provided on a magnetic recording layer coating a support have been improved. CONSTITUTION:A magnetic card comprises a magnetic recording layer 2 provided on a support 1, and a protective concealing layer 4 provided to protect and conceal the recording layer, wherein an adhesive layer 3 of thermoplastic resin made of vinyl chloride and vinyl acetate copolymer is provided between the layers 2 and 4.
Patent JP-H04371322-A (JP)
Title: Method and die for forming corrugated fin
Inventor: KAWAHARA SHINYA
IPC: B21D53/08
Filed: 1991-06-17
Abstract: PURPOSE:To obtain a press by which currugated fins are made only by the vertical movement of the press and which has no complex mechanism. CONSTITUTION:The dies and method for forming corrugated fins are so constituted that both upper and lower dies are separated into two dies as main bodies 5, 8 and guide dies 6, 9, and each performs a multistage movement by means of springs 7, 10, and that one pitch of the corrugated fin is formed by one multistage lowering movement. The precision of the corrugated fin is high and the device for the press is inexpensive.
Patent JP-S6149235-A (JP)
Title: Control reuse system for software specificatins
Inventor: NAITO ICHIRO
IPC: G06F11/28
Filed: 1984-08-17
Abstract: PURPOSE:To improve both application and operating performance of the existing specifications without generating conflicts among new specifications, by producing the new software specifications while using the stored information on all existing specifications and individual specifications to correct the mutual conflicts. CONSTITUTION:When the new specifications are produced, a retrieving part 13 retrieves the information on all specifications of an existing system to be used as a sample out of a storage part 11 for information on all specifications. This retrieved information is displayed on a display 3. Then corrections are given by means of a keyboard 4 and a correcting part 16 in order to secure coincidence with the new specifications while looking at the display 3. When corrections are through, the corrected and new information on all specifications of a buffer part 14 is registered additionally to the part 11 and delivered to a printer 5. Thus it is possible to produce independently the information on all specifications to a new system.
Patent JP-S6326867-A (JP)
Title: Optical disk recording and reproducing device
Inventor: OTSUKI TADASHI
IPC: G11B20/18
Filed: 1986-07-18
Abstract: PURPOSE:To apply substitution processing of a defective sector without lowering the data transfer speed substantially by generating a write light beam and a read light beam individually and simultaneously and writing same information onto a prescribed substitution sector at the discrimination of inadequate write to a sector. CONSTITUTION:A data is written on to a prescribed sector of a magneto-optical disk 11 by one of optical heads 19a, 19b controlled light beam control sections 49a, 49b controlled by a system controller respectively and the written data is read. If inadequate write is discriminated based on both the data, the control sections 49a, 49b are controlled and the same data is written on a prescribed substitution sector provided on a spiral track including the said sector. Through the constitution above, the substitution processing is applied without substantial data transfer speed reduction.
Patent JP-H0725770-A (JP)
Title: Percutaneously absorbefacient antiviral agent
Inventor: NIWA TAKURO
IPC: A61P31/12
Filed: 1993-07-09
Abstract: PURPOSE:To obtain the antiviral agent useful for treating human immunodeficient virus infectious diseases, etc., containing a specific uracil derivative substituted with benzylethoxymethyl as an effective component, having a nigh selectivity and excellent in releasing and persistence. CONSTITUTION:The antiviral agent contains a specific 6-benzyl-1-ethoxymethyl-5- substituted uracil derivative expressed by the formula (X is O or S; R<1> is ethyl or isopropyl; R<2> and R<3> are H, 1-3C alkyl or halogen). Here, a dose is preferably in the range of 1-100mg/kg body weight per day.
Patent JP-S5963705-A (JP)
Title: Transformer core
Inventor: KANAI KUNIO
IPC: H01F1/34
Filed: 1982-09-29
Abstract: PURPOSE:To contrive to reduce the loss of a transformer core by setting the rate of vacancies of the sintered body less than a specific ratio in an Mn-Zn series ferrite. CONSTITUTION:In the Mn-Zn ferrite for a transformer wherein an additive such as CaO, V2O5, or SiO2 is added according to desire to a composition of Fe2O3: 48-56, MnO: 32-40, and ZnO: 8-13mol%, the rate of vacancies of the sintered body is set less than 3.5%. Thereby, the loss of the transformer core can be reduced by reducing the hysteresis loss.
Patent JP-H0335972-A (JP)
Title: Monocrystal diamond dresser
Inventor: OKA YUKITSUGU
IPC: B24B53/12
Filed: 1989-06-30
Abstract: PURPOSE:To improve and stabilize the grinding accuracy remarkably and to improve the grinding efficiency by holding more than one monocrystal diamonds worked in a prism, cylinder or plate by a holding part. CONSTITUTION:A cylindrical monocrystal diamond 5 is imbedded as a dresser for a metal made holding part 4 to make the acting area constant. Consequently the number of actions for grinding and acting area are stabilized, the fall of a diamond abrasive grain is evaded and grinding accuracy and efficiency can be increased.
Patent JP-H0461643-A (JP)
Title: Production of optical master disk
Inventor: KOZONO RIICHI
IPC: G11B7/26
Filed: 1990-06-28
Abstract: PURPOSE:To obtain less defect errors, higher quality and lower cost by using the optical master disk which is formed by transferring the grooves on a substrate to a metallic material layer and forming ruggedness on the transferred grooves as a stamper for molding optical disks. CONSTITUTION:The V grooves of high accuracy are formed on the surface of the disk substrate 1 and the metallic material layer 8 is formed on the disk substrate 1 subjected to the V grooving; thereafter, this layer is peeled from the substrate 1, by which the V grooves of the substrate 1 are transferred to the metallic material layer 8. A positive type resist 3 is then applied on the surface of the metallic material 8 transferred with the V grooves. The positive type resist 3 on the slopes of the V grooves is partly exposed to provide exposed pats 4 corresponding to recording signals. The ruggedness is formed after the exposed parts 4 are removed. The positive type resist 3 remaining on the surface of the disk substrate 1 is thereafter removed to obtain the master disk. This master disk is used as the stamper for molding the disks. The less defect errors, the higher quality and the lower cost are obtd. in this way.
Patent JP-S5795163-A (JP)
Title: Manufacture of cable coupling part for submersible motor
Inventor: MORIWAKI NORIMOTO
IPC: H01R43/00
Filed: 1980-12-01
Abstract: PURPOSE:To contrive reduction of working hours, simplification of work and improvement of reliability for the subject cable coupling part by a method wherein the molding material, which was preformed in the prescribed shape, is arranged in a molding mold, fused by heating and then submersible motor cable connecting part is clamped and hardened. CONSTITUTION:Te molding material is preheated to the fusing point plus 10- 20 deg.C, i.e., 50-140 deg.C, by adjusting the voltage of rubber heater 7 to be used for hardening. Then, under the condition wherein a molding mold is opened, the preformed molding material is set in the molding mold 3, and after the cable coupling part 10 for submersible motor, whereon an insulating treatment will be performed after fusion, has been quickly set, the molding mold 3 is closed, clamping is performed a hardening treament by heating is performed at the approximate temperature of 150 deg.C for one to two hours, the molding material is released from the mold, and the manufacture of the subject cable coupling part for submersible motor is completed. Thus, as the cable coupling part is formed in one body by fusing, the working hours can be reduced, the work can be simplified and the reliability of the product can also be improved.
Patent JP-H0461923-A (JP)
Title: Grinding and kneading apparatus
Inventor: NAKANISHI NOZOMI
IPC: B29B7/48
Filed: 1990-06-27
Abstract: PURPOSE:To carry out effective grinding and kneading by providing feed gears meshing each other between two shafts on the side of a supply port to two freely revolvable shafts in a barrel and also providing return gears communicating with the feed gears through tooth spaces and meshing each other between two shafts. CONSTITUTION:Feed gears 5-7, 9, 10, 12 meshing each other between two shafts 3, 4 on the side of the supply port in a barrel 1 are mounted on two shafts 3, 4 supported in a freely revolvable manner within a grinding and kneading chamber 2, and return gears 8, 11, 13 communicating with the feed gears through tooth spaces and meshing each other between two shafts are also mounted to two shafts. Further, the inner surface of the barrel is formed so as to almost closely extend along the shapes of the outer peripheral surfaces of the feed and return gears. Furthermore, the feed gears are constituted as helical gears whose twist direction is set so as to feed a kneaded raw material to a discharge port and the return gears are constituted as helical gears whose twist direction is set so as to return the kneaded raw material to the supply port. As a result, effective grinding and kneading can be carried out.