baber/WOPTO huggingface dataset:
Patent JP-H0191345-A (JP)
Title: Pickup for magneto-optical recording medium
Inventor: SUNAKAWA HIROSHI
IPC: G11B7/125
Filed: 1987-09-30
Abstract: PURPOSE:To miniaturize the title pickup and to lighten its weight by detecting an error and information by detecting a beam transmitted through an end surface reformed in a direction on which a reflected beam going forward in a light guide incident with the Brewster angle or the beam reflected by said end surface. CONSTITUTION:.The light beam 15 emitted from a semiconductor laser 16 is transmitted through the light guide 29 and is converged by an objective lens 18 so as to be focused on the reflection surface 14 of an optical disk 13. The reflected beam 15' from the disk 13 is diffracted at FGs 31, 32 and made incident on the guide 29 and mode incident on the light guide end surface 29f with the Brewster angle. The reflected beam 15T transmitted through the end surface 29f is detected by photodetectors 24, 25, and the reflected beam 15R reflected by the end surface 29f is detected by the photodetectors 26, 27. By processing the outputs of the detectors 24-27, recorded information can be read by a read circuit, and the lens 18 can be shifted through a tracking coil driving control circuit and a focus coil driving control circuit.
Patent JP-H0587154-A (JP)
Title: Torque limiter
Inventor: ITOMI SHOJI
IPC: F16D7/02
Filed: 1991-09-26
Abstract: PURPOSE:To provide a torque limiter enabling the transmission of torque different in grade in both directions of normal and reverse rotation. CONSTITUTION:Each roller 8 is built in between the inclined face 5 formed at the inner diameter face of an outer wheel 1 and the cylindrical outer face of an inner wheel 2, and the roller 8 is pressed by a torque setting spring 9 so as to bite into the inclined face 5 and the cylindrical outer face of the inner wheel 2. A spring storage hole 15 is formed at the inner diameter face of the inner wheel 2. A coil spring 16 is built into the spring storage hole 15, and this coil spring 16 is diameter-enlarged so to be mounted to the outside of a shaft 17 inserted inside the inner wheel 2. On-off torque is generated in both normal and reverse rotating directions by the spring force of the torque setting spring 9 and the tightening force of the coil spring 16 tightening the shaft 17, and the grade of transmitted torque differs according to the difference between the spring force and tightening force.
Patent JP-H0296100-A (JP)
Title: Underground space constructing method and lock bolt to be used for its execution
Inventor: KAMO KINGO
IPC: E21D20/00
Filed: 1988-10-03
Abstract: PURPOSE:To enable work to be easily executed by inserting a lock bolt provided with a pressure resistance tube, into a lower slot set on an excavating surface, to introduce pressure fluid into the tube, and by expanding the tube to permit it to come in close contact with the internal surface of the lower slot. CONSTITUTION:A tunnel 12 is excavated in natural ground 11, and on an excavated surface 12a, a primary spray concrete layer 13 is sprayed. After that, radially through the surface 13a of the concrete layer 13, in the axial line direction of the tunnel 12, at proper intervals, a plurality of lower slots 14 are bored. After that, lock bolts 15 provided with pressure resistance tubs 17 are inserted into the lower slots 14, and after that, pressure fluid is introduced into the tubes 17 via a pressure hose 32. The tubes 17 are expanded further, and come in close contact with the external surfaces of the tubes 17, guide sleeves 19, and the internal surfaces of the lower slots 14.
Patent JP-S62107386-A (JP)
Title: Image matching method
Inventor: KOMATSU BUNRO
IPC: G06T1/00
Filed: 1985-11-05
Abstract: PURPOSE:To execute an image matching at high speed by dividing two pieces of image data into plural blocks, executing a matching processing by which a self-correlation coefficient becomes maximum between the blocks of both the image data, and subsequently, executing the matching processing by which the self-correlation coefficient becomes maximum between picture elements in each specified block of both image data whose matching is released. CONSTITUTION:First of all, as the first stage, image data A, B are divided into block data corresponding to each block BL11, BL12,...BLnn obtained by dividing them into plural pieces in the vertical and the horizontal directions, respectively, and by regarding each block as one picture element, respectively, a superposed state that a self-correlation coefficient between the blocks becomes maximum is derived with respect to all blocks of two image data A, B, and it is considered to be the optimum state of matching between the blocks. Subsequently, in the second stage, with respect to one pair of blocks specified by the first stage, a superposed state that the self-correlation coefficient between picture elements in each block is derived, and it is considered to be the optimum state of matching of the image data A, B.
Patent JP-S59140368-A (JP)
Title: Method and device for producing thin film
Inventor: TABATA OSAMU
IPC: C23C16/48
Filed: 1983-12-27
Abstract: PURPOSE:To form a thin film as the resulting product of thermal decomposition having high quality on a substrate by supplying plate-shaped gaseous flow of a reactive gaseous material along the substrate and reflecting reiteratively a laser beam across the plate-shaped gaseous flow. CONSTITUTION:A square nozzle 1 is mounted alongside a sample base 2 and plate-shaped gaseous flow 4 of a reactive gaseous material is formed from a long ejection slit. A pair of reflection mirrors 5, 6 are disposed on both sides of the flow 4, with the base 2 in-between. On the other hand, a laser beam is made incident from the beam incident window of the mirror 5 to the surface of the base 2 in parallel therewith. The reflection is repeated in the space between the mirrors 5 and 6 after incidence and the beam is introduced into a beam absorbing chamber 8 at the other end of the mirror 5. The incident position of the laser beam is moved along the longitudinal direction of the flow 4. A decomposition reaction is uniformly induced over the entire region of the base 2 and the desired thin film is deposited quickly at a low temp. on the substrate surface.
Patent JP-H0990275-A (JP)
Title: Liquid crystal color projector
Inventor: HORII TSUNEYUKI
IPC: G02F1/13
Filed: 1995-09-26
Abstract: PROBLEM TO BE SOLVED: To reduce the number of components and also to facilitate the work of assembling, adjusting and replacing a spectroscopic system. SOLUTION: A pair of left and right side plates 23 is constituted of a 1st side plate 23A and a 2nd side plate 23B formed in a divided state. Optical elements 4, 6 and 9 of the spectroscopic system 21 for which the attaching accuracy is not required are attached to the 1st side plate 23A through a bracket 37. Optical elements 7, 12, 13, 15, 16 and 17 of an image forming optical system 22 for which high accuracy in attaching is required are separately attached to the 2nd side plate 23B through a pair of supporting members 43A to 43F.
Patent JP-H04126578-A (JP)
Title: Cleaning method and apparatus for cleaning object using nonaqueous flammable solvent
Inventor: UCHINO MASAHIDE
IPC: H05K3/26
Filed: 1990-09-18
Abstract: PURPOSE:To obtain a safe and reliable cleaning by ejecting water into a mainly cleaned object using nonaqueous flammable solvent and after physically removing the stuck nonaqueous flammable solvent, drying the object to be cleaned. CONSTITUTION:The nonaqueous flammable solvent 3 stuck to the object 7 to be cleaned are physically removed by cleaning of the main cleaning means 1, consisting of ejecting water 11 with high pressure against the object 7 by the water ejecting means 10. Then, removal of the nonaqueous flammable solvent 3 by ejection of water 11 is finished completely and the water 11 stuck to the surface of the object 7 is executes drying with an arbitrary drying means 17. Hence, the drying of the object 7 is to drying water 11 stuck to the washing object and is not to dry up the nonaqueous flammable solvent 3, danger of inflammation and contamination of atmosphere are completely prevented. By this means, safe cleaning operation is attained.
Patent JP-H1171910-A (JP)
Title: Cutting method of metallic instrument
Inventor: MIYAUCHI TETSUYA
IPC: G21F9/30
Filed: 1997-08-28
Abstract: PROBLEM TO BE SOLVED: To fix a metallic apparatus by a frozen body of water and reduce influence on a building frame body structure resulting from the weight increase and efficiently reduce the temperature increase in a wiresaw on cutting the apparatus, by cutting the metallic apparatus from the outside by the wiresaw after water has been poured in the apparatus and frozen. SOLUTION: When a laterally long heatexchanger with a nearly circular section as a metallic apparatus is cut off, in a demolition work of a used atomic reactor vessel for instance, a water-injection device 3 is connected to the opening 2 formed at the upper part of the metallic apparatus at first. Then, water from a hopper 4 is injected in the metallic apparatus 1 to fill the inside of the apparatus with water. Thereafter, coolant pipes are wound on the whole outside wall of the metallic apparatus and the outside thereof is covered with a heat- insulation sheet. A coolant such as liquid nitrogen is circulated in the coolant pipes to cool the charged water to a frozed body. Next, a wiresaw 8 of a wiresaw device 7 is vertically wound on the cutting part of the apparatus 1 and the wiresaw 8 is circumferentially driven by a drive part 7 to cut off the metallic apparatus from the outside.
Patent JP-2000069261-A (JP)
Title: Digital copying machine
Inventor: SATOU TAKAKO
IPC: H04N1/21
Filed: 1998-08-18
Abstract: PROBLEM TO BE SOLVED: To provide a digital copying machine which can suppress recopying work to a minimum, when an error occurs in a storage means or there are no recording papers in the same direction as the mounting direction of an original. SOLUTION: If an error occurs at a certain page while reading from an HDD 43, the fact is notified from an HDD control part to 44 a memory control part 45. When the error is a reading error due to defective sector generation, the contents and the present page number are returned to a system control part, the present copying operation contents are determined at a system control part, and a message appropriate to it is displayed on a display part.
Patent JP-H0192276-A (JP)
Title: Nonyellowing type urethane resin coating composition outstanding in flexibility
Inventor: KASE MITSUO
IPC: C08G18/10
Filed: 1987-10-02
Abstract: PURPOSE:To provide the titled low toxic composition of high weatherability, useful as a building exterior coating, comprising, as the essential components, each specific polyisocyanate produced by thin film distillation and acrylpolyol. CONSTITUTION:The objective composition comprising, as the essential components, (A) a polyisocyanate produced by reaction between (i) a polyesterpolyol with a number-average molecular weight of 400-1,500 and average number of the hydroxyl group in one molecule of 2-3, prepared from, as the essential components, an alkylenediol and/or alkylenedicarboxylic acid and (ii) an excess of a saturated hydrocarbon diisocyanate compound followed by thin film distillation of the resultant polyisocyanate to distill the unreacted saturated hydrocarbon diisocyanate compound off and (B) an acrylpolyol with a number-average molecular weight of 4,000-30,000 and hydroxyl value of 20-200.
Patent JP-H06121829-A (JP)
Title: Surgically embeddable branched valve
Inventor: HAKIM SALOMON DR MED
IPC: A61B17/00
Filed: 1992-09-17
Abstract: PURPOSE: To control a divergent valve from the outside of the divergent valve without any physical connection of popping pressure of the divergent valve. CONSTITUTION: In order to control popping pressure of a surgically embeddable divergent valve, the divergent valve includes a valve seat (26) and a valve part (28) which connect an inlet chamber and an outlet chamber of a housing (22). The valve has also a stepwise magnetic field control means which can increase or decrease a pressing force of a spring means (30) which in turn presses the valve part and the valve seat in a finite changing amount corresponding to a magnetic pulse applied from the outside. When the means is moved, it cooperates with the spring means in order to increase or decrease the pressing force.  The means consists of a main member (46) which cannot be moved itself by the outside magnetic field and an assistant member (48) which can be moved by applying the magnetic pulse from the outside to cause stepwise movement of the main member, thus, popping pressure is controlled by movement of the main member.
Patent JP-2000221370-A (JP)
Title: Flexible thermoplastic polyolefin elastomer for buffering transmission element of communication cable
Inventor: RISCH BRIAN G
IPC: H01B11/22
Filed: 1999-09-02
Abstract: PROBLEM TO BE SOLVED: To obtain a flexible buffer material for buffering the transmission element of a communication cable having an elastic modulus usable over a wide temperature range. SOLUTION: In a communication cable 10 with a transmission element disposed in a buffer tube made of a buffer material of a thermoplastic polyolefin elastomer, the buffer material has about <500 MPa elastic modulus at room temperature and about <1,500 MPa elastic modulus at -40 deg.C. The thermoplastic polyolefin elastomer material forming the buffer tube 14 preferentially has about <500% breaking extension and a melt flow index of about >3.
Patent JP-H05124883-A (JP)
Title: Mn-zn ferrite sintered compact and its production
Inventor: OTSUKA TSUTOMU
IPC: C04B41/85
Filed: 1991-09-03
Abstract: PURPOSE:To provide an Mn-Zn ferrite sintered compact having excellent insulating property in a high-frequency region. CONSTITUTION:This Mn-Zn ferrite sintered compact has a coating film of metal oxide obtd. by hydrolyzing metal alcoholate. The coating film is formed by <=400 deg.C heating temp. This sintered compact ensures high insulating property without deteriorating magnetic characteristics, accordingly, a short circuit is not caused even in a high-frequency region, e.g. at 1MHz and a circuit is not destructed.
Patent JP-H0565520-A (JP)
Title: Arc furnace for steelmaking and steel tapping method therefor
Inventor: SAWARA TAKAHIKO
IPC: C21C5/52
Filed: 1991-09-03
Abstract: PURPOSE:To provide structure for tapping molten steel under condition of remaining slag in a furnace and steel tapping method. CONSTITUTION:In an arc furnace for steel making, a steel tapping hole 30 is positioned so as to dip with the molten steel at the time of tilting the furnace body at 15-40 deg. angle and horizontally become the same level as the deepest part of molten steel at the time of tilting at 35-40 deg. angle. A refractory-made steel. tapping tube 28 is inclined at 25-30 deg. angle to sill level (S.L.) of the furnace. In the steel tapping, the tapping to half of the whole steel tapping quantity is executed at <=20 deg. inclining angle and the tapping of the remained half is executed in the range of 35-40 deg. inclining angle, and when the molten steel remained in the furnace becomes 10-20%, the furnace body is quickly returned back to the horizontal-position.
Patent JP-H08120147-A (JP)
Title: Transparent antistatic acrylic resin composition
Inventor: ICHIHARA EIJI
IPC: C08L33/04
Filed: 1995-08-31
Abstract: PURPOSE: To obtain the subject composition excellent in permanent antistaticity and transparency, and useful for lighting fixtures, equipment nameplates, etc., by blending an acrylic resin with a polyether-ester-amide made from a specific polyamide and polyether diol. CONSTITUTION: This composition comprises (A) 70-97wt.% of an acrylic resin and (B) 30-3wt.% of a polyether-ester-amide <=15mJ/mg in the maximum value of the endothermic peak at the higher side melting peak temperature determined with a differential scanning colorimeter, produced by polycondensation between (i) a polyamide bearing carboxyl groups at both ends 400-3300 in number-average molecular weight made from at least one kind of polyamide-forming monomer selected from >=6C aminocarboxylic acids and >=6C lactams, etc., and a 6-20C dicarboxylic acid containing >=5mol% of a dicarboxylic acid having intramolecular cyclic structure and (ii) a polyether diol such as a polyoxyalkylene glycol 300-4000 in number-average molecular weight, and containing 40-80mol% of the component (ii).
Patent JP-H1175455-A (JP)
Title: Stem-treating mechanism of travel type machine for treating stem
Inventor: KUWABARA MINORU
IPC: A01D23/02
Filed: 1997-09-12
Abstract: PROBLEM TO BE SOLVED: To eliminate a trouble that post treatments such as the recovery of released sweet potato vines are complicated, difficult in their executions and worsen the efficiency of works, because the sweet potato vines released from the rear portion of a nipping and carrying mechanism are dropped in a furrow between a ridge and a ridge in a conventional sweet potato-treating mechanism, a trouble that the nipping and carrying devices can surely not be rotated, because the nipping and carrying devices are suddenly rotated on the rotation of the rear portions of the nipping and carrying devices, and further a trouble that the durability of the rotation mechanism is low. SOLUTION: This stem-treating mechanism of a travel type stem-treating mechanism is obtained by forming the rear portion of a stem-treating mechanism in a state capable of being laterally rotated in plural stages, forming the stem-treating mechanism so that stems raked with the mechanism are released on a treating ridge or a ridge apart from the treating ridge by one or plural ridges, forming the rear portions of the nipping and carrying devices so that the rear portions are laterally rotated by the rotations of right and left support shafts 87 supporting the driven shafts 31 of the nipping and carrying devices of the stem- treating mechanism, and disposing a control member 83 for controlling the rotation movements of the support shafts 87 between the right and left support shafts 87.
Patent JP-S61127247-A (JP)
Title: Transmission line changeover system of communication system
Inventor: MORI KAZUE
IPC: H04B10/00
Filed: 1984-11-26
Abstract: PURPOSE:To improve a working rate of the above system under comparatively simple and low cost constitution, by using a combined method of circuit and route changeover together with a loop communication system. CONSTITUTION:Terminal offices A and B are connected each other by a transmission circuit comprising an existing bilaterally transmissible circuit 101 and spare circuit 102. In such a manner, terminal offices B and C are by a transmission circuit compris ing an existing bilaterally transmissible circuit 103 and spare circuit 104, terminal offices C and A are by a transmission circuit comprising an existing bilaterally trans missible circuit 105 and spare circuit 106 respectively. If a cable disconnection between the terminal offices A and B causes simultaneously faults of the existing circuit 101 and spare circuit 102 on the shortest route, a terminal office apparatus 107, 108 and 110 at the terminal office A and B will operate to allow a transmission signal between the terminal offices A and B to make a detour to the spare circuit 106 connecting between the terminal offices C and A. In the same manner, even at the terminal offices C and A. In the same manner, even at the terminal office B, a terminal office appara tus 111, 112 and 114 will operate to allow a transmission signal between the terminal offices A and B to detour to the spare circuit 104 connecting the terminal offices B and C.
Patent JP-H04127539-A (JP)
Title: Manufacture of semiconductor device
Inventor: NAKAO YASUYOSHI
IPC: H01L21/336
Filed: 1990-09-19
Abstract: PURPOSE:To prevent an etching residue of a polycrystalline silicon film by a method wherein in a vertical MOSFET, an etching signal in the transverse direction is not generated by not etching a field oxide film at the edge part, that is, the step part, of a mask oxide film and a recessed part in never generated in the end surfaces of the field oxide film. CONSTITUTION:An oxide film is provided on an N-type semiconductor substrate 1 and this oxide film is selectively etched to form a mask oxide film 2. Then, a P-type impurity is ion-implanted and a thermal oxidation is performed to form a P-type semiconductor diffused layer 3. At the time of this thermal oxidation, a field oxide film 4 is formed on the whole surface. Then, the film 4 is etched in a line projecting longer to the side of the layer 3 than the edge line of the film 2. Then, a gate oxide film 10 is grown and moreover, a polycrystalline silicon film 5 is formed thereon. Moreover, the films 5 and 4 are respectively etched along lines retrogressing on the inside more than the edge line of the film 2. After that, an N-type semiconductor diffused layer (a source) 7 is formed.
Patent JP-H08115384-A (JP)
Title: Character cutting device
Inventor: KUROSU KENJI
IPC: G06K9/20
Filed: 1994-10-14
Abstract: PURPOSE: To provide a character cutting device which accurately separates a character group wherein characters are in contact with one another. CONSTITUTION: A character group cutting part 131 cuts the character group out of character line image data and detects whether or not there is loop pixels in the character group, and when there is the loop pixels, a separated area detection and determination part 137 detect a separated area of the character group on the basis of the position of the loop in the character group. Further, a contraction detection part 132 detects the position of a contracted part in the character group, a separation position judgement part 136 detects the contracted part present in the separation area, and a contact character separation part 133 separates the character group at the contracted part.
Patent JP-H08110020-A (JP)
Title: Dust incinerator
Inventor: YONEDA TSUKASA
IPC: F23G5/16
Filed: 1994-10-14
Abstract: PURPOSE: To provide a dust incinerator capable of reducing the production of non-combusted gas such as carbon monoxide without lowering fire grate combustion efficiency. CONSTITUTION: This dust incinerator includes a stoker type combustion band B for combusting dust while carrying the same, a first air fan mechanism 80 for supplying combustion air from the lower part of the combustion band B, and a second air fan mechanism 6 for supplying combustion air to an upper space of the combustion band B from right and left side walls of the combustion band B. In the dust incinerator, there is further provided a flow rate adjustment mechanism 30 in which a flow rate ratio between a supply air amount from the second air fan mechanism 6 and a supply air amount from the first air fan mechanism 80 is set to be about 0.3 or lower.
Patent JP-H07100276-A (JP)
Title: Sewing data processor
Inventor: MATSUBARA KENJI
IPC: D05B21/00
Filed: 1993-10-05
Abstract: PURPOSE:To facilitate the discrimination of a registered pattern by storing as a pair state data for showing a state at the time of generating sewing data and the sewing data, so that the retrieval can be excuted by taking the state at the time of generation into consideration at the time of calling the sewing data. CONSTITUTION:A data generating machine 12 for generating sewing data is connected to a CPU 14, and the CPU 14 is connected to a ROM 16 and a RAM 18. When the generation of the sewing data is finished, the CPU 14 allows a display device 22 to display a question as to whether a title of the sewing data is inputted or not, and allows the RAM 18 to store the title of the sewing data, the data and hour of generation and an implementor's name. When a fact that the retrieval related to a pattern of an original is executed by an input device 20, an item of the retrieval is displayed on the display device 22, and the retrieval based on the creation data, base the retrieval based on the title and the implementor's name can be executed. In such a way, desired sewing data and other sewing data can be discriminated easily.