baber/WOPTO huggingface dataset:
Patent JP-S594934-A (JP)
Title: Manufacture of piston ring
Inventor: IKUTAKE HIROSHI
IPC: B23P15/08
Filed: 1982-07-01
Abstract: PURPOSE:To obtain a piston ring excellent in function at high productivity in manufacturing a piston ring having an abration resisting layer on outer peripheral face, by melting and pressure welding the wire material of the ring base metal and the second member, making it annular shape, and applying heat treatment. CONSTITUTION:Base metal 11 of the piston ring and the second member 12 are sent out from separate directions, and the two are bent at specified radius of curvature R1, R2 so that they are joined at position of pressure welding rollers 61, 62. A heat source 7 that heats the joint is provided at the joining position, and the base metal 11 and the surface layer of the member 12 are remelted by an arc etc. coming from the heat source. Then, the base metal 11 and the member 12 are pressure welded by rollers 61, 62. At the same time, they are cooled and welded to form a crude material 13 of the piston ring. The crude material 13 is bent to a radius of curvature of the final shape by the five bending rollers, and heat treated after cutting the joint.
Patent JP-S60256995-A (JP)
Title: Storage device
Inventor: SATOU TOSHIHIKO
IPC: G11C5/00
Filed: 1984-06-01
Abstract: PURPOSE:To mount logical elements with large power consumption with high density by arranging a control section to the middle part of a storage section arranged to the upper and lower two stages, cooling the control section with a liquid and also cooling the air ventilating the middle part. CONSTITUTION:The shelf frame 20 is arranged in upper/lower two stages so as to constitute a storage section. A storage control section 21 is arranged at the middle of the shelf frame 20 and convection fans 23, 22 are arranged upper and lower part of the upper/lower shelf 20. The control section 21 consists of a back panel 210, a logical package 211 and a heat exchanger 212 for cooling a liquid. Through the constitution above, the speed of the logical circuit using multi-chip boards is increased, heat dissipation is absorbed directly by the heat exchanger 212 from the surface of the package 211 and high speed processing using a high power consumption element is attained for the control section 21. Further, the air warmed by the memory package 201 of the 1st stage is cooled by fins 213 for heat exchange and the package 201 of the 2nd stage is cooled with the air of a low temperature similarly as the 1st stage.
Patent JP-S606460-A (JP)
Inventor: NISHIZAKI TOSHINAGA
IPC: B32B27/30
Filed: 1983-06-24
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-H11303000-A (JP)
Title: Multilayered paper
Inventor: YOSHIMURA YOSHIHIRO
IPC: D21H27/30
Filed: 1998-04-23
Abstract: PROBLEM TO BE SOLVED: To provide paper that can be used as wood-free paper, printing paper, recording paper, electro-photographic printing and packaging paper or the like of a multilayered structure excellent smoothness, strength, particularly excellent rigidity. SOLUTION: This multilayered paper comprises usual paper layers that are mainly composed of cellulosic fibers on at least one side of the surface layer, the curled fibers having the humid curl factor of 0.4-1.0 and the low density layer containing micro fibers having >=0.15 bond-enhancing factor. In addition, this paper has a multilayer structure of 3 or more layers and at least one layer among their inner layers is a low-density layer and the both outermost layers of the front and back sides are composed of usual paper layers mainly containing cellulosic fibers.
Patent JP-H06325853-A (JP)
Title: Spark plug for internal combustion engine and mounting method for the plug
Inventor: KANO KEIJI
IPC: F02P13/00
Filed: 1993-05-14
Abstract: PURPOSE:To facilitate distinction of the direction of a ground electrode made by a distinguishing part, allow putting the direction of the ground electrode identical to a specified position while the airtightness is held and deformation and rupture of a housing are prevented, and enable mounting in a condition with good ignitability secured. CONSTITUTION:The body 3 of a plug is screwed fast to a mounting hole provided in a cylinder head, and the direction of a ground electrode 34 is checked by a distinguishing part 37, and then the plug body 3 is once removed, and a spacer 5 selected among ones of eight 1/8-pitch differing thicknesses is fitted in a threaded part 32 so that the direction of the ground electrode 34 becomes a specified position, and again the plug body 3 is screwed fast to the mounting hole. The spark plug is composed of the threaded part 32, ground electrode 34, plug body 3 having a gasket 4 and the said distinguishing part 37, and spacer 5 to be fitted on the threaded part 32 selected among eight different thicknesses so that the ground electrode 34 becomes the specified direction when the threaded part 32 is mounted in the mounting hole.
Patent JP-S597566-A (JP)
Inventor: ARAN RICHIYAADO HIRUTON
IPC: B25B1/24
Filed: 1983-06-24
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-H04231092-A (JP)
Title: Optical guide for beam of photoelect- ric relay in sewing machine and its production
Inventor: RUUTOBUIHI ANTESU
IPC: D05B35/00
Filed: 1991-05-17
Abstract: PURPOSE: To improve operation efficiency or a utilization factor by inserting a drop for which an amount, viscosity and surface tension are selected into a hole so as to form a surface elevated part to be used as a lens by itself. CONSTITUTION: This device is provided with a projected end face projected over the upper surface 1a of a throat plate 1 acting as a sliding surface for a sewing material whose upper end is closed by a light transmissive plug 6 so as to protect a photoelectric light receiver and prevent impurities from being stuck in a light passing hole 5. The throat plate 1 and a carrier 8 are tightened and fixed, the formation of a clearance between the lower surface of the throat plate 1 and Teflon(R) foil 9 is prevented and a liquid light transmissive adhesive material is filled in the light passing hole 5 accurately by a prescribed amount by using a distributing hollow needle 10. In this case, an upper surface 7 curved in a convex shape and in a lens shape is formed.  Then, the throat plate 1 is supplied to an ultraviolet ray irradiation device together with the carrier 8 and the Teflon(R) foil 9, heat treatment is performed and residual hardening is performed.
Patent JP-S606328-A (JP)
Title: Dicing apparatus
Inventor: TAKANO HIDEAKI
IPC: B23Q11/02
Filed: 1983-06-23
Abstract: PURPOSE:To achieve effective cleaning evenly applicable to all over the surface of a semiconductor wafer and thereby to reduce the length of the manufacturing process, by permitting scrubber cleaning during the dicing of the wafer. CONSTITUTION:A blade 4 and a cleaning brush 5 are attached to a rotatable shaft 1 which is allowed to rotate at a high speed. While a table 7 on which a semiconductor wafer 6 is held by suction travels from side to side, the rotating shaft 1 is adapted to travel backward or forward intermittently, whereby grooves are cut in the semiconductor wafer 6. At this time, cutting water is supplied from a nozzle 8 and dust or chip is removed by the chip removing brush 5 from where elements are formed on the wafer.
Patent JP-S60259393-A (JP)
Inventor: HAIBARA TADASHI
IPC: B25J9/16
Filed: 1984-06-04
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-H08312343-A (JP)
Title: Thermal insulating device of catalytic converter with sensor
Inventor: BAN KUNIKAZU
IPC: F02D35/00
Filed: 1995-05-11
Abstract: PURPOSE: To reconcile the protection of a sensor from flying stones and the secureness of durable reliability in this sensor whereas there is advantageousness from the viewpoint of cost, in this thermal insulating device of a catalytic converter with a sensor, being installed in a state that a base of this converter sensor is projected to the outside from the catalytic converter. CONSTITUTION: This thermal insulating device is so constituted that it is equipped with a sensor protector part 6 being integrally installed with a converter thermal insulating plate 5, and having a sectional form covering the lower circumference of an oxygen sensor 4, and plural small holes 6a formed in order to secure the inlet of a running wind to a sensor circumferential part and its discharge from this sensor circumferential part, in this sensor protector part 6.
Patent JP-H0851089-A (JP)
Title: Dicing method for semiconductor wafer that avoids formation of sliver from cut test pad and die that arises by dicing operation
Inventor: NANBUARU KARINAJI
IPC: B24B27/06
Filed: 1995-05-11
Abstract: PURPOSE: To prevent a sliver from being formed from a cut test pad by cutting a wafer partially inside along a sheet by using a rotary cutter and forming a groove to be cut through a test pad. CONSTITUTION: A cutter 54 has a cutting edge in an inclined shape with two inclined side surfaces 54a and 54b. The cutter 54 cuts a wafer 40 only partially toward the inside. Then, a groove with two angles or an inclined edge is formed in the wafer 40. When the cutter 54 passes through the test pad 52 is cut, a sliver generated owing to the cutting of the test pad 52 is all compressed into a cutting area and is sheared by the inclined side surfaces 54a and 54b of the cutter 54.
Patent JP-H06322796-A (JP)
Title: Purifying device for underground water
Inventor: HIRANO FUMIAKI
IPC: E03B3/15
Filed: 1993-05-14
Abstract: PURPOSE:To remove a contaminated material in a ground and to prevent choking of a well for water injection owing to oxidation of impurities in underground water by a method wherein a contaminated material and impurities contained in underground water are removed by a filtering device and reverse osmosis equipment and only purified underwater is injected in a ground for return. CONSTITUTION:Underground water is pumped up from a well 2 for pumping-up through drive of a pumping-up pump 4. A contaminated material and impurities contained pumped up underground water are removed by filtering devices 6 and 7. Treated underground water from which the contaminated material and impurities are removed is fed with a pressure with the aid of a forced feed pump 8 and is caused to pass through a reverse osmosis device 9 to further remove the contaminated material and impurities. The purified underground water is injected in a well 3 for water injection and returned to a ground 1. This constitution removes contaminated material and impurities in a ground through the medium of underground water.
Patent JP-S594995-A (JP)
Title: Ni-base alloy for build up welding of nitrogen-containing heat resistant steel
Inventor: KIRIYAMA MIKIO
IPC: C22C19/05
Filed: 1982-06-30
Abstract: PURPOSE:To provide a titled Ni-base alloy which is formulated to obviate the generation of blows and spatters during build-up welding, to form a build-up welded layer having high hardness, and to provide good resistance to PbO corrosion by limiting the compsn. contents of Cr, B, Si, W, Sn, Ta, Nb, N, etc. CONSTITUTION:An Ni-base alloy consists of 20-30wt% Cr, 1.0-2.0% B, 4.0- 8.0% Si, 0.5-4.0% W, 0.1-0.7% Sn, 0.05-0.50% Ta, 0.05-0.30% Nb, 0.01- 0.10% N, and if necessary, <=0.5% C, and/or <=10% Fe, and the balance Ni. When said alloy is used in build-up welding on nitrogen-contg. steel pipe by a TIG welding method or plasma welding method, blows and spatters are not generated, and the hardness of the resulted build-up layer is about >=40 HRC hardness. The resistance to PbO corrosion of said layer satisfies the characteristic of about 100mg/cm<2>.hr loss of weight by corrosion in the molten PbO of about 900 deg.C.
Patent JP-H05147197-A (JP)
Title: Device for scanning light-colored mark on printing machine
Inventor: PATORITSUKU MONE
IPC: G01J3/50
Filed: 1992-05-06
Abstract: PURPOSE: To scan colored marks independent of hue, density, and contrast of the background color of a printed object. CONSTITUTION: This device scans a mark 15 printed on a printed object 10 moving under a light source 20. This device is provided with at least two parallel mark scanning channels 32, 34, 40, 50, 60 which generate electric impulse responding to specific colors when a mark passes through, and a selection circuit 70 which selects typical mark impulse from electric impulse generated from these channels.
Patent JP-S60257190-A (JP)
Title: Optical information device
Inventor: INADA YORIFUMI
IPC: H01S5/068
Filed: 1984-06-01
Abstract: PURPOSE:To always hold the photo output of a laser beam constantly by a method wherein part of the laser beam after being made to pass through the polariscope is branched, the part is guided into the photodetector and a current feedback is performed on the laser so that the output of the photodetector becomes constant. CONSTITUTION:The emitted light of a semiconductor laser 21 is made in parallel by a collimator lens 22 and is made to pass through a polariscope 23. After that, part of the emitted light is branched by a non-polarization beam splitter 24, the part is received by a P-I-N photo diode 25 and a current feedback is applied on the laser 21 so that the photocurrent of the diode 25 becomes constant. According to this constitution, the emitted light after being polarized becomes always constant even when a temperature change occurs and a very useful optical information device can be obtained.
Patent JP-H07294187-A (JP)
Title: Indoor exhaust air circulating method
Inventor: KATO KOJI
IPC: F28F27/00
Filed: 1994-04-28
Abstract: PURPOSE:To provide a method for circulating indoor exhaust air to-stably maintain a room at a predetermined temperature by stably cooling cooling water during the year. CONSTITUTION:The enthalpies of the atmosphere and indoor exhaust air are calculated to be compared by an enthalpy calculating unit 44. When the enthalpy of the atmosphere is smaller than that of the exhaust air, the exhaust air in a CR10 is discharged to the atmosphere. Then, a cooling tower 32 is operated to heat exchange the atmosphere with cooling water in the tower 32, and the water is fed to a diffusing unit 38 in the CR10. When the enthalpy of the exhaust air is smaller than that of the atmosphere, the exhaust air in the CR10 is introduced to the tower 32, the exhaust air is heat exchanged with the water without operating the tower 32 and without introducing the atmosphere into the tower 32, and the water is fed to the unit 38 in the CR10.
Patent JP-S5813939-A (JP)
Title: Cooking device
Inventor: TANABE TAKESHI
IPC: F24C7/08
Filed: 1981-07-20
Abstract: PURPOSE:To prevent an erroneous operation in a cooking device in which a heater is provided with its distance to the food to be cooked arbitrarily, by a method wherein, when said distance is detected to be insufficient for imparting scorching to the food, the energization to the heater is interrupted. CONSTITUTION:When a door switch 12 and a switch 19 of a timer 18 are closed in case that a common contact 14 of a changeover switch 13 is individually conducted with a contact 16 in the state that a heater 8 is approached to food to be cooked, the heater 8 is heated, and the food 7 is charred. In case that the heater 8 is disposed at the position isolated upwardly from the food when the food 7 is charred, a thermistor 10 provided in the vicinity of the heater 8 disposed at the upper position is abruptly heated. Accordingly, the output of a comparator 21 becomes ''H'' level in a short time, thereby conducting a transistor 24, and opening a relay switch 27 through the relay 25. In this manner, the heater 8 is deenergized, and a buzzer 28 is sounded.
Patent JP-H0410148-A (JP)
Title: Extended circuit device for information processor
Inventor: HIRONO MITSUAKI
IPC: G06F9/06
Filed: 1990-04-27
Abstract: PURPOSE:To cope with different kinds of CPU and to improve the circuit productivity by providing an extension circuit of an extended RAM board or the like with a storage means where interface and initializing programs described in an interpreter language are stored. CONSTITUTION:An information processor consists of a main body 1, a display device 2, and a keyboard 3. Extension circuits option boards 4 and 5 are provided with ROMs 13 and 14. Interface and initializing programs of extension circuits 11 and 12 described in the interpreter language are stored in ROMs 13 and 14. When the information processor is started, a CPU 8 reads in and executes these interface and initializing programs in ROMs 13 and 14 in order. That is, address spaces are effectively used because the interpreter language is used to read programs into a work area without specifying the address.
Patent JP-2000302843-A (JP)
Title: Epoxy resin composition and insulating substrate using the composition
Inventor: MAEKAWA TETSUYA
IPC: C08G59/32
Filed: 1999-04-21
Abstract: PROBLEM TO BE SOLVED: To obtain a composition which can complete its curing reaction at a low temperature for a short time to raise the production efficiency while keeping the glass transition temperature and the linear expansion coefficient by blending a polyphenylene ether, a curing agent, a curing promoter and an epoxy resin having a naphthalene skeleton as its essential components. SOLUTION: An epoxy resin having a naphthalene skeleton to be used is, for example, a compound of formulas I and II, i.e., a 1-naphthol type epoxy resin, a 2-naphthol type epoxy resin, a 1,2-dihydroxy naphthalene type epoxy resin or the like. Its content is 20-50 wt.% of the whole epoxy resin. A polyphenylene ether to be used is, for example, the one having at least one hydroxy group on the terminal and a molecular weight of not more than 10,000. A curing agent to be used is tetrahydrophthalic anhydride or the like. A curing promoter to be used is octanoic acid or the like.
Patent JP-H10291018-A (JP)
Title: Method for cooling high-temperature steel sheet and device for cooling high-temperature steel sheet
Inventor: FUJIBAYASHI TERUO
IPC: C21D9/52
Filed: 1997-04-17
Abstract: PROBLEM TO BE SOLVED: To obtain a stream of cooling water having high relative velocity to a steel sheet and to execute highly efficient and uniform cooling without generating lack of a liquid and disturbance of stream even when the flow rate of the cooling water is less. SOLUTION: The steel sheet 1 is transported on lower rolls 3 and restrained with upper rolls 2. Two slit nozzles 4, 6 are provided in two upper and lower stages between the upper rolls 2 and the slit stream (The laminar flow whose cross section is approximately rectangular.) of cooling water is flowed from the upstream side in the transporting direction of the steel sheet 1 toward the upper roll 2 on the downstream side. The flow velocity of the slit stream which is flowed out of a lower slit nozzle 6 is set so as to be faster than the flow velocity of the slit stream which is flowed out of an upper slit nozzle 4.
Patent JP-H08303711-A (JP)
Title: Preventing controller for closing operation of check valve
Inventor: YAMAZAKI KAZUOKI
IPC: F04D15/00
Filed: 1995-05-12
Abstract: PURPOSE: To prevent the closing of a check valve even when the opening operation of a flow rate regulating valve is effected upon switching operation of a pump by a method wherein the feed liquid controlling condition of the pump of a final stage feed liquid unit and the opening operation of the flow rate controlling valve are detected while a manual operation signal is corrected during a period until the flow rate regulating valve is opened fully so that the delivery pressure of the pump is not reduced. CONSTITUTION: Liquid is supplied by a plurality of stages of pumps 1, installed in parallel, and check valves 3 are provided at the delivery side of respective feed liquid pumps 1 while a pipeline 4, connected to another facility for securing the minimum necessary discharging flow rate, and a flow rate regulating valve 5 are provided between the check valves 3 and the pumps 1 while the regulation of the feed liquid flow rate is effected by the number of rotation of the pumps 1. In this case, the opening operation of the flow rate regulating valve 5 is detected upon the manual operation of the regulation of the feed liquid flow rate and a manual operation signal 11 is corrected during a period until the flow rate regulating valve 5 is opened fully whereby the reduction of the delivery pressure of the pump 1 can be prevented.  According to this method, the closing of the check valve 3 due to the reduction of the delivery pressure upon the opening operation of the flow rate regulating valve 5 can be prevented and stabilized feed liquid can be secured.
Patent JP-H04342049-A (JP)
Title: Communication processing system
Inventor: FUJITA TOMOO
IPC: G06F13/00
Filed: 1991-05-20
Abstract: PURPOSE:To of fer an economical communication processing system in which storage capacity in a main memory is used efficiently, and the variation quantity of a communication program is small even if a function standard is changed. CONSTITUTION:The communication processing system 10 includes a directory and the main memory 2. The directory 1 is provided with plural function standard programs 3 generated by dividing an application service program and communication form realizing information 4 in which the function standard program group of combination required for realizing specified form from among these plural function standard programs 3 is described. The main memory 2 is provided with an application program 5, a directory accessing means 6 for accessing the directory 1, a loading means 8 to read the function standard program group the directory 1 designates, and load it to a prescribed area as the communication program 7, and a loader control means 9 to read the communication form realizing information 4 and designate the function standard program group and give an instruction to the loading means 8.
Patent JP-H07301457-A (JP)
Title: Heat insulating structure of instantaneous water heating storage type electric water heater
Inventor: SUZUKI TAKEFUMI
IPC: F24H1/18
Filed: 1994-04-30
Abstract: PURPOSE:To provide a storage type electric water heater which can early supply hot water by enhancing a heat insulating effect and early boiling it to boiling water. CONSTITUTION:The heat insulating structure for an instantaneous water heating storage type electric water heater comprises a heating can 4 disposed in a lower part in a hot water storage tank 1, and a hot water guide tube 10 for feeding hot water heated in the can 4 to an upper part in the tank 1. The can 4 has a vessel-like structure surrounded by a top plate 41 and sidewalls 42 and opened at its lower surface. The sidewalls 42 are provided with multiple air storage walls 31-33, and second, third,... air storage walls are sequentially provided inward or outward from the wall 31 having a height equal to the entire height of the sidewalls 42. Accordingly, the upper ends of the second, third,... walls 32, 33 are sequentially lowered. Therefore, even if stored air is compressed upward, substantially the entire height of the sidewalls 42 can be air heat insulated. The tube 10 is also heat insulated by a hollow cylinder or a material having low thermal conductivity.