baber/WOPTO huggingface dataset:
Patent JP-S6427756-A (JP)
Title: Die casting method
Inventor: MIHARA TAKASHI
IPC: B22D17/30
Filed: 1987-07-23
Abstract: PURPOSE:To obtain a forming product having excellent quality by only the molten metal containing no oxide, by bringing an injecting sleeve into contact with a die after over-flowing excess molten metal from poured molten metal in the injecting sleeve rater much and supplying the molten metal in the die. CONSTITUTION:After executing die clamping by contacting under pressing a movable die 26 to a fixed die 25, the injecting device 34 is titled to the chain line position in the figure, the molten metal 53 having rater much of the necessary pouring quality is supplied into a ladle 50 from the injecting sleeve 44. Next, the ladle 50 containing the molten metal 53 is shifted to above the sleeve 44 and descended, and after inserting into the sleeve 44, the ladle 50 is ascended while opening a valve seat 51 with a valve rod 52, to supply the molten metal 53 into the sleeve 44. Then, a plunger tip 38 is advanced to the solid line position in the figure and the molten metal 52 is over-flowed from upper part thereof and stored in a receiver 54 as the excess molten metal 53A. After that, the whole apparatus 3 is stood up, and a sleeve frame 43 is ascended and the sleeve 44 is inserted into a fixed sleeve 32 to bring it into contact into the fixed die 25. Then, the tip 38 is ascended and the molten metal 53 in the sleeve 44 is injected into cavities 29, 30.
Patent JP-H0467999-A (JP)
Title: Spiral edge tool
Inventor: IMAGAWA ISAO
IPC: B43L23/02
Filed: 1990-07-09
Abstract: PURPOSE:To enhance the durability of the edge and a bearing by forming a heat insulating layer between a metal rotary shaft and the strip like small metal blades having a predetermined twist angle in the axial direction of the rotary shaft. CONSTITUTION:A metal rotary shaft 2 made of iron or stainless steel is provided to the center of a heat insulating layer 1 molded in a cylindrical shape from crystalline engineering plastic by insert molding and strip-like small metal blades 3 each composed of a thin twist-deformable stainless steel plate are formed to the peripheral surface of the heat insulating layer 1 by insert molding so as to provide a predetermined twist angle in the axial direction of the rotary shaft. As a result, it is prevented that the friction heat generated between the rotary shaft 2 and the bearings supporting the same or between the gears driving the rotary shaft 2 is transmitted to the strip-like small blades 3 and the heat possessed by the edges of the strip-like small blades 3 is transmitted to the bearings supporting the rotary shaft 2.
Patent JP-H048155-A (JP)
Title: Linear motor
Inventor: MORIYAMA TAKESHI
IPC: H02K33/18
Filed: 1990-07-10
Abstract: PURPOSE:To achieve a large stroke and thrust by arranging a plurality of magnets having predetermined dimensions, with predetermined intervals and periods, linearly at a fixed part while arranging the polarity thereof. CONSTITUTION:Two rows of magnets 22 having same dimensions are arranged linearly along the longitudinal direction on the surface of a bottom board 21 and while opposing the magnet arrays 22 to spacers 23 secured to the opposite ends of the bottom board 21, a center pole 24 is secured thus forming a magnetic circuit. A coil 25 is then slidably fit to the center pole 24 so that one end face thereof exists in a magnetic space formed by the magnet array 22. In the magnet array 22, a multiplicity of magnets 22a are arranged, with predetermined gap (f) and predetermined period (d), in the longitudinal direction on the surface facing with the center pole 24 while arranging the polarity thereof. By such arrangement, a linear motor having long stroke and large thrust can be manufactured easily with low cost.
Patent JP-2000019348-A (JP)
Title: Optical connector
Inventor: ABE KENJI
IPC: G02B6/38
Filed: 1998-06-29
Abstract: PROBLEM TO BE SOLVED: To eliminate the possibility that the deviation in the eccentric direction of a ferrule is resulted by providing the optical connector with a holding member which is mounted at a turning member and a supporting member and holds the one selected turning state after the one turning state is selected from the turning states of the turning member with respect to the supporting member, etc. SOLUTION: A knob 8 is mounted after the direction of a plug frame 4 existing in a preassembled state is regulated with respect to a stop ring 3, by which the control of the eccentric direction of the ferrule with respect to the optical connector 1 is made possible. The direction of the stop ring 3 with respect to the plug frame 4 existing in the preassembled state is first determined in order to control the eccentric direction of the ferrule with respect to the optical connector 1. The control of the eccentric direction of the optical fiber is made possible in the preassembled state, i.e., in the state before completely assembly according to such constitution and, therefore, there is no possibility that the insertion direction is mistaken and the deviation in the eccentric direction is resulted at the time of assembling the knob 8.
Patent JP-S6425692-A (JP)
Title: High-definition tv signal encoder
Inventor: FUJITO KATSUYUKI
IPC: H04N11/14
Filed: 1987-07-22
Abstract: PURPOSE:To use an IC available easily and to simplify encoding and decoding parts by using four shift registers to apply individual parallel/serial conversion to two samples of a luminance signal and one sample two chrominance signals and applying time division multiplex by three multiplexers of two systems each. CONSTITUTION:A sampling frequency ratio of a luminance signal Y and two chrominance signals R-Y, B-Y is selected as 2:1 and subjected to individual A/D conversion by A/D converters 1-3. One-bit data or frame bits F1-F4 or D1-D4 are added to two samples of the luminance signal and one sample of the chrominance signals and parallel/serial conversion is applied individually by shift registers 4-7. The time series signal is given to scramblers 8-11 and time division multiplex is applied by multiplexers 12-14 for 2 systems each. Since the speed of the time series signal forming part is 1/4 the final transmission rate, the ECL on market is used and since the multiplexer is enough to be a simple gate, the circuit is constituted by discrete components.
Patent JP-H0630185-A (JP)
Title: Picture forming device
Inventor: HANEDA SATORU
IPC: G03G15/00
Filed: 1992-07-09
Abstract: PURPOSE:To automatically discharge a recording paper on which a picture is recorded to a designated discharging part in accordance with a picture forming mode. CONSTITUTION:This picture forming device is characterized by being constituted as follows. After a FAX mode is given a priority in picture formation, and a system is made capable of being switched to a copy mode and a printer mode at any time, the recording paper on which the picture based on picture data from a FAX or a printer is recorded is discharged to a discharged paper container B1 or B2 loaded at the lower part of the paper feeding part D of a device main body, and on the other hand, the recording paper of an original picture by the copy mode is sorted and discharged to the discharged paper tray of a sorter installed at the device main body.
Patent JP-2001009055-A (JP)
Title: Pressure reducing device with safety function
Inventor: MIYAUCHI SHOICHI
IPC: G05D16/10
Filed: 1999-06-29
Abstract: PROBLEM TO BE SOLVED: To obtain a pressure reducing device with a safety function which allows the use of an container valve mounted at a gas storage container at it is and may be simply and easily additionally mounted at the outlet of the vessel valve or piping from this outlet by adding only the necessary pressure reduction function and safety function thereto. SOLUTION: This pressure reducing device has a valve disk 4 which exists in a flow hole 3 and opens and closes the one side from a position where an inflow hole 2 opens as a valve hole 5, a spindle 6 which slides in the flow hole 3 cooperatively from a valve hole side with this valve disk 4, an outflow port which opens to the position nearer the valve hole side than this spindle 6 and communicates with the flow hole 2, a piston 10 which exists in the flow hole 3 and can press the valve disk 4 to a close direction from the other side of the position where the inflow hole 2 opens and a bypass path B12 which allows a rear surface chamber 11 of this position 10 to communicate with the outflow port.
Patent JP-H0649996-A (JP)
Title: Lifting-up of house unit
Inventor: YOSHIO TOSHIMASU
IPC: E04B1/348
Filed: 1992-07-09
Abstract: PURPOSE:To lift up house units of various unit structures at low cost. CONSTITUTION:The rising side 9b of a triangular reinforcing brace 9 consisting of a bottom 9a, a rising side 9b, and a sloped side 9c is attached to the end 6 of a short wall panel 3a, and the bottom 9a is attached to the edge 2a of a floor panel 2 for the opening 8. They are lifted up. Even when the wall panel 3 on the short side where the short wall panel 3a is not joined has any specification, only one kind of the reinforcing brace 9 is sufficient.
Patent JP-H0930489-A (JP)
Title: Paint film for preventing deposition of marine organism
Inventor: USAMI MASAHIRO
IPC: A01M29/24
Filed: 1995-07-19
Abstract: PROBLEM TO BE SOLVED: To provide uniform current distribution and expand a pollution preventing region by providing an electrifying band-like metal foil between an insulating paint film and a high conductivity conductive paint film, forming the insulating paint film having the width wider than that of the metal foil on the surface of the high conductivity conductive paint film right above the metal foil and further forming an antielectrolysis conductive paint film on the whole surface. SOLUTION: A band-like metal foil 3 connected to an electrifying terminal is applied to the surface of an insulating paint film 2 formed on the surface of a structure contacting the sea water. A high conductivity conductive paint film 4 is formed on the insulating paint film 2 having the metal foil 3 applied thereto. The band-like insulating paint having the width wider than the metal foil 3 is applied to the surface of the high conductivity conductive paint film 4 right above the band-like metal foil 3 to form a band-like insulating paint film 6. Further, An antielectrolysis conductive paint film is formed on the whole surface of the high conductivity conductive paint film 4 having the band-like insulating paint applied thereto.  The band-like insulating paint film 6 restrains electric current from the concentration in the smallest resistance portion, i.e., right above the metal foil 3 to uniformize the current distribution and increase the effective length for preventing pollution.
Patent JP-S57108290-A (JP)
Title: Plated steel plate and its manufacture
Inventor: HIROSE YUUSUKE
IPC: C25D5/10
Filed: 1980-12-25
Abstract: PURPOSE: To provide superior corrosion resistance to a steel plate plated with Ni-Cu alloy and Cu layers each having a prescribed thickness by heat treating the steel plate at a temp. below the m.p. of Ni so as to mutually diffuse Fe, Ni and Cu while preventing the diffusion of Ni and Fe up to the surface layer part of the coated layers.  
     CONSTITUTION: An ordinary or stainless steel plate is plated with an Ni-Cu alloy in 1W10μm thickness and Cu in 1W10μm thickness in order. This double- plated steel plate is heat treated at a temp. below the m.p. of Ni under the condition which prevents the diffusion of Ni and Fe up to Cu of the surface layer part. The resulting plated layer of the steel plate is formed with an Fe- Ni-Cu alloy rich in Fe at the base metal side and contg. no Fe and only Cu at the surface layer part. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-2001014207-A (JP)
Title: Method for confirming state of link destination
Inventor: MARUYAMA ATSUSHI
IPC: G06F3/048
Filed: 1999-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a method capable of confirming the error state of a user of selectable link destination displayed on a web browser by storing error information. SOLUTION: When a web page C7 of an already moved WWW(World Wide Web) server C4 is accessed by using a web browser 8, the access to the page C7 becomes an error. In the case of becoming the error, an error information controlling part 9 stores error information in an error information storing part 10. Next, when the information of a web page B6 of a WWW server B3 is received, the URLs(uniform resource locator) of web pages A5 and C7 are retrieved from the part 10, and in the case of existence, a color to be displayed is shown with a color corresponding to an error ID from a management file 13.
Patent JP-H0346879-A (JP)
Title: Video signal mean level detecting circuit
Inventor: KATAOKA SHINICHIRO
IPC: H04N5/57
Filed: 1989-07-14
Abstract: PURPOSE:To adjust various functions according to the level of the APL of a video signal by detecting the APL of the video signal and adjusting the contrast. CONSTITUTION:A power source 3 outputs a 50%-APL DC voltage, transistors(TR) 4 and 5, 6 and 7, 8 and 9, and 12, 13, and 14 constitute current mirror circuits, and TRs 10 and 11 constitute a differential amplifier circuit. When an input signal is inputted to an input terminal 26, the DC voltage at an output terminal 25 varies according to the APL of the input video signal. Consequently, adjustments of various functions such as a contrast adjustment are made.
Patent JP-H1025277-A (JP)
Title: Production of dihydroxydiphenyl solufone
Inventor: OGATA EIJI
IPC: C07C317/22
Filed: 1996-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a method capable of industrially advantageously producing both high-purity 2,4'-dihydroxydiphenyl sulfone and 4,4'dihydroxydipheyl sulfone. SOLUTION: In producing a dihydroxydiphenyl sulfone by reacting a sulfonating agent with phenol by dehydration, 1mol of the sulfonating agent is reacted with 2.0-4.0mol of phenol in odichlorobenzene solvent in an amount of 2.0-6.5 times as much as the theoretical yield of the dihydroxydiphenyl sulfone. When the reaction is completed, the ratio of unreacted phenol to the total amount of the unreacted phenol and o-dichlorobenzene in the reaction solution is regulated to 2-20wt.%. Further, the total amount of the unreacted phenol and o- dichlorobenzene is regulated to 2.0-7.0 times as much as the theoretical yield of the dihydroxydiphenyl sulfone. 4,4'-Dihydroxydiphenyl sulfone is precipitated and separated from the reaction solution at 80-160 deg.C and then 2,4'- dihydroxydiphenyl sulfone is isolated from the filtrate.
Patent JP-H0722188-A (JP)
Title: Strobe device
Inventor: ICHIHARA YOSHIRO
IPC: G03B15/05
Filed: 1993-06-30
Abstract: PURPOSE:To prevent the voltage boosting operation from causing any electric circuit(s) other than the strobe device to be out of function using a simple configuration without provision of any comparator which might lead to enlargement of the scale of the circuit. CONSTITUTION:A voltage booster circuit 100 is provided to make the boosting operation for accumulating electric charges in a capacitor 12, and in this circuit 100 an electric element 6 is furnished which stops automatically the boosting operation when the voltage of a battery 1 drops below the specified level determined upon the operation guarantee voltage of any electric circuit(s) 23 other than the strobe device concerned. If the power supply voltage drops below the specified level, the boosting operation of the device itself is automatically stopped in order to prevent further drop of the battery voltage.
Patent JP-H0913241-A (JP)
Title: Production of multifilament yarn for draw-false twisting
Inventor: HATTORI KEIJIRO
IPC: D02J1/22
Filed: 1995-06-28
Abstract: PURPOSE: To obtain multifilament yarn for draw-false twisting which can improve productivity in the draw-false twisting process and can supply the product of high quality by forming fine interlacing points without excessive damage to the yarn. CONSTITUTION: In the melt-spinning of a thermoplastic synthetic polymer, the melt-extruded multifilament yarn is taken up by a couple of substantially unheated godet rollers at a speed of >=2,000m/min, a force is applied on an arbitrary godet in the direction perpendicular to the yarn-running to give fine interlaces to the yarn, then the yarn is wound up to give the objective multifilament yarn for the draw-false twisting.
Patent JP-H0473267-A (JP)
Title: Method for water repellent treatment of synthetic fiber fabric
Inventor: NAKA YASUSHI
IPC: D06M101/16
Filed: 1990-07-10
Abstract: PURPOSE:To impart a high level of water repellent performance excellent in durability by applying a solution of a fluorine-based water repellent and/or a silicone-based water repellent containing a hydrophobic polymer having a specific melting point in an organic solvent to a synthetic fiber fabric, volatilizing the aforementioned solvent and then heat-treating the resultant fabric at a specific temperature. CONSTITUTION:A solution of a fluorine-based water repellent and/or a silicone- based water repellent containing a hydrophobic polymer compound (e.g. solid paraffin or lower molecular polyethylene) having 60-100 deg.C melting point without having polar groups in the backbone chain and side chain of the polymer compound in an organic solvent is applied to a synthetic fiber fabric and then dried to volatilize the solvent. The resultant fabric is subsequently heat-treated at a temperature at least 10 deg.C higher than the melting point of the aforementioned polymer compound to infiltrate the above-mentioned polymer into the interior of the synthetic fiber and make the fiber hydrophobic. Thereby, a high level of water repellent performance excellent in washing and friction durability is imparted thereto.
Patent JP-S6073478-A (JP)
Title: Rear obstacle detector for vehicle
Inventor: SASAKI KUNIHIKO
IPC: G01S15/96
Filed: 1983-09-30
Abstract: PURPOSE:To detect the position of an obstacle over the entire obstacle detection area through one ultrasonic transmitter-receiver by turning the transmitter- receiver which has ultrasonic wave oscillators around a support shaft erected freely turnably in a rear vehicle part, and swiveling the ultrasonic wave oscillators to scan in the obstacle detection area. CONSTITUTION:The ultrasonic wave transmitted and receiver 1 is constituted by arranging a couple of ultrasonic wave oscillators at radially symmetrical positions of the support shaft erected rotatably in the rear vehicle part. A rotary scanning mechanism 2 including a motor swivels the oscillators alternately to scan toward the obstacle detection area behind the vehicle. A sonar circuit 3 calculates the distance to the obstacle. An encoder 4 generates an angle pulse signal 4a every time the transmitter-receiver 1 rotates by a specific angle. A reference angle detecting circuit 5 generates a reference angle signal 5a when detecting a reference angle. An angle interface circuit 6 counts the angle pulse signal 4a to know the scanning angle position of the transmitter and receiver 1 and also outputs an ultrasonic oscillation trigger signal 6a to the sonar circuit 3 to display the distance from each scanning angle position of the transmitter- receiver 1 to the obstacle on a display device 7.
Patent JP-H0733477-A (JP)
Title: Treatment of organic molecule-containing glass
Inventor: KOYAMA TADASHI
IPC: C03C14/00
Filed: 1993-07-26
Abstract: PURPOSE:To minimize the change with the lapse of time in the organic molecule orientation of an organic molecule-containing glass. CONSTITUTION:The organic molecules contained in the glass are oriented in a specific direction by treating the glass made by mixing the organic molecules having polarization with a lead fluorophosphate glass by impressing electric field at a temp. below the decomposition temp. of the organic molecules and not lower than the glass transition point. As a result, the organic molecules are oriented in the specific direction by mixing the organic molecules having permanent dipole with the glass and polling.
Patent JP-S5885846-A (JP)
Title: Phenylacetic acid amide derivative and herbicide containing the same
Inventor: SUZUKI FUMIO
IPC: C07C235/34
Filed: 1981-11-17
Abstract: NEW MATERIAL:The compound of formulaI(R<1> and R<2> are lower alkyl; X is H or halogen). EXAMPLE:N-(4-Chloro-alpha,alpha-dimethylbenzyl)-O-difluoromethoxypheny lacetamide. USE:Herbicide. PROCESS:The compound of formulaIcan be prepared by reacting the compound of formula II with ClCF2H in the presence of NaOH, and reacting the resultant compound of formula III with the compound of formula IV, the compound of formula V, and triethylamine. The compound is effective to control flatstage, umbrella plant, bulrush, and barnyard grass, etc., has high herbicidal activity to gramineous weeds, nut-grass, etc., and absolutely free from phytotoxicity to the crop such as soybean, cotton, etc.
Patent JP-H0740172-A (JP)
Title: Tool on which cutting-edge is formed and useage thereof
Inventor: ANADA TAKAFUMI
IPC: B23Q11/00
Filed: 1993-07-26
Abstract: PURPOSE:To carry out machine setting in a moment when a tool which is cutting-edge-formed is installed on a working machine in a production line. CONSTITUTION:A data carrier 13 having an IC chip built in is embedded into a shaving cutter 10. The shaving cutter 10 is cutting-edge-formed by a cutting edge formating machine 40 when the cutting edge is worn out, and after the cutting edge formation, a work is tentatively cut by a trial machine 41. On the data carrier 13, an area where the tool discrimination data is recorded, area where the data related to the cutter part in the cutting edge formation by the cutting edge formating machine 40 is recorded, and an area where the data in the trial working are formed. When the shaving cutter 10 is installed on a working machine 45 in a production line, the data recorded in the data carrier 13 is read into the working machine 45, and machine set for the working machine 45 is automatically carried out.
Patent JP-S5974217-A (JP)
Title: Production of high strength steel plate having good ductility
Inventor: TOSAKA AKIO
IPC: C21D9/56
Filed: 1982-10-20
Abstract: PURPOSE:To produce inexpensively a high tension steel plate having good ductility and the swuitability to spot welding by heating a steel plate contg. C, Mn, P and Al at the limited heating rate between the Ac1 transformation point - Ac3 transformation point and soaking time at the max. temp. then cooling the steel plate at a specific average cooling rate. CONSTITUTION:A high strength steel plate contg., by weight, 0.02-0.15% C, 0.2-3.5% Mn, 0.02-0.15% P, <=0.10% Al, and consisting of the balance substantially Fe is produced by the following method: The steel plate having the above- described compsn. is heated at the heating rate higher than in the prior method and at >=5 deg.C/sec heating rate in the section from 600 deg.C up to the Ac1 transformation point temp. in the stage of heating said steel plate in a temp. range of the Ac1 transformation or above and the Ac3 transformation point or below. The average cooling rate in a 600-300 deg.C temp. range in the stage of cooling after the soaking treatment of holding the steel plate for 10sec-10min at the max. heating temp. in said heating section is maintained at the critical cooling rate CR calculated by the formula or above, whereby the intended high strength steel plate having good ductility is obtd.