baber/WOPTO huggingface dataset:
Patent JP-H05208292-A (JP)
Title: Multilayered solder material foil and production thereof
Inventor: HAYASHI AKIRA
IPC: B23K20/00
Filed: 1992-01-30
Abstract: PURPOSE:To prevent the generation of oxide films by bringing surface layers consisting of a solder material into pressurized contact with the surfaces of a core material layer essentially consisting of lead or lead alloy, thereby joining these layers without exposing the layers to an oxidative atmosphere. CONSTITUTION:This solder material foil is constituted by bringing the surface layers 22, 22 consisting of the solder material into pressurized contact with the surfaces of the core material layer 21 essentially consisting of the lead or lead alloy. The core material layer 21 and the surface layers 22, 22 are joined without exposing these layers to the oxidative atmosphere and the generation of the oxide films on the boundaries thereof is prevented.
Patent JP-S56112788-A (JP)
Title: Semiconductor laser
Inventor: YOKOMIZO YOSHIKAZU
IPC: H01S5/00
Filed: 1980-02-12
Abstract: PURPOSE:To enable to follow the semiconductor laser to transient laser modulation by controlling the temperature of the laser chip so that a temperature detecting diode provided on the same chip as the laser becomes constant in the forward voltage drop, thereby accelerating the temperature control. CONSTITUTION:The semiconductor laser 17 is formed of a laser and a diode 20 on the same chip, and driven by a laser drive circuit 16. The forward voltage drop of the diode 20 is amplified by a level shift amplifier 22, and connected to a power amplifier 23. The amplifier 23 controls the Peltier element 24. The element 24 and the laser 17 are thermally coupled. A loop having the diode 20, the amplifiers 22 and 23 and the Peltier element 24 forms a negative feedback loop. When the temperature of the diode 20 is raised to cause the forward voltage drop to be reduced, the temperature of the Peltier element 24 is lowered.
Patent JP-S59141358-A (JP)
Title: Casting method
Inventor: NISHIURA TAKESHI
IPC: B22D17/04
Filed: 1983-02-01
Abstract: PURPOSE:To remove oxide with an easy operation and to improve the heat retaining property of a molten metal by dropping a heat insulating material vessel in which the molten metal is charged onto a plunger tip, and moving upward the plunger tip after bringing a top mold into press contact with a bottom mold thereby casting the molten metal. CONSTITUTION:A molten metal is charged into a heat insulating material vessel 20, and the vessel 20 contg. the molten metal is carried to above a bottom mold 1 of a vertical high-pressure casting machine, where the tapered part in the bottom end part of a holding means is fitted into the reverse tapered part at the top end of a shot sleeve 3. When the plate on which the vessel is placed is drawn off, the vessel 20 falls onto the top end face 4a of a plunger tip 4. The molds are then clamped and the tip 4 is moved upward to force the molten metal in the vessel 20 through a runner 7 into a cavity 8. The vessel 20 is crushed between the mating surface 12 of a top mold 5 and the top end face 4a of the plunger tip.
Patent JP-S57130459-A (JP)
Title: Integrated circuit
Inventor: TOUJIYOU AKINORI
IPC: H03L7/18
Filed: 1981-02-05
Abstract: PURPOSE:To enable versatile usage through outputting several kinds of signal on one terminal with a simple constitution by a method wherein in a PLL circuit containing a plurality of reference frequency signals, a mean by which a reference frequency signal and other output signal are outputted by selection is provided. CONSTITUTION:A frequency output 3 of an oscillator 2 which functions with an oscillating source 1 consisting of a crystal oscillator or the like is divided in frequency through it being supplied to a referring frequency divider 4, and a  plurality of refferring frequencies 8 are produced, and they are supplied to a  referring frequency selecting circuit 5 and a selecting output circuit 7. The circuit 5 supplies one of the reference frequencies selected by a signal 9 to a phase  comparator 6, and on the other hand the circuit 7 supplies an output signal 11  selected by a selecting control signal 10 to an output terminal 12. By this constitution the referring frequency is outputted from IC as an output signal through change to a desired frequency being performed. In addition a signal can be outputted as a normal output terminal without outputting the frequency signal  depending on the selecting control signal 10.
Patent JP-H08206583-A (JP)
Title: Die coating method
Inventor: ICHIKAWA KUNIHIKO
IPC: B05D1/26
Filed: 1995-02-02
Abstract: PURPOSE: To make it possible to prevent the generation of defects in a coating film by adjusting the spacing between the discharge end of a die and a material to be coated in die coating. CONSTITUTION: The die 1 is installed in proximity to a nearly horizontally supported backup roll 6 and the spacing between the die 1 and the traveling band-shaped material is adjusted by moving the die 1 upward or downward at the time of partially winding the band-shaped material around the backup roll 6 and discharging a coating material from the die 1 to coat the band-shaped material 5 with the coating material. The larger moving distance of the die 1 than the moving distance obtd. by adjusting the spacing between the die 1 and the band-shaped material 5 by horizontally advancing or retreating the die 1 to and from the backup roll 6 is obtainable and, therefore, the adjustment of the spacing is easy.
Patent JP-H01224139-A (JP)
Title: Mold for casting metal and filter built-in sleeve used for said mold
Inventor: DEIBIDO RICHIYAADO BATORAA
IPC: B22C9/08
Filed: 1989-01-24
Abstract: PURPOSE: To obtain a casting having good mechanical characteristic and good pressure resistance by providing a sprue directly communicated with a mold cavity and attaching a grid-shaped ceramic filter in the sprue. CONSTITUTION: A sand mold 61 is provided with the mold cavity 62 and the sprue 63, and the sprue 63 is lined with fire-proof heat-insulating sleeve 64, and the sleeve 64 is made of a formed body composed of fibrous refractory and non-fibrous refractory. Molten metal is poured into the sprue 63 and caused to flow into the mold cavity 62 through the ceramic foam-made filter 65. At the time of filling up the molten metal into the sprue 63, the pouring is stopped. The wt. of the metal is reduced by using the sleeve with the built-in filter and the mold having no runner system except the sprue, and the necessary quantity of chipping work in the casting is reduced. The design of a metallic mold is simplified and the metal can be cast at lower molten metal temp.  By this constitution, the casting having directive solidified characteristic without existence of coarse crystal and inclusion, and good elongation and machinability, can be obtd.
Patent JP-S61175979-A (JP)
Title: Reader of information signal from information recording medium disk
Inventor: ISHII KAZUNORI
IPC: G11B21/20
Filed: 1985-01-30
Abstract: PURPOSE:To displace a reproducing element in follow-up to the up-and-down motion of a disk surface of an information recording medium disk, by providing a permanent magnet on a pickup arm, and also providing a driving coil for a tracking control which has been placed oppositely on its magnetic pole surface, and a driving coil for a jitter correction. CONSTITUTION:A reproducing element (s) is fixed to one end part of a pickup arm 1, and a permanent magnet M is fixed to the other end, and magnetized so that both end parts become different magnetic poles. When a driving current is supplied to driving coils Ct1-Ct2 for tracking control, a reproducing stylus S is displaced in the direction for crossing a recording trace, and when the driving current is supplied to a driving coil Cj for a jitter correction, the reproducing stylus S is displaced in the extended direction of the recording trace. Also, when the driving current is supplied to driving coils Cv1, Cv2 for vertical direction displacement, the reproducing stylus S can be brought to an up-and-down motion in a state parallel to the disk surface of the information recording medium disk D, and also can be set to a state that the reproducing stylus S always contacts the disk surface of the information recording medium disk D by a suitable needle pressure even if there is a surface deflection in the infor- mation recording medium D.
Patent JP-S62175552-A (JP)
Title: Low-temperature hot-water delivery device
Inventor: KAWAGUCHI HIDEKI
IPC: F24H1/10
Filed: 1986-01-27
Abstract: PURPOSE:To raise and reduce the temperature of water quickly by a method wherein necessary heat loads for high-temperature hot-water and low-temperature hot-water are operated by a mode to apply feedback on feed forward. CONSTITUTION:A water feeding source is connected to a low-temperature hot-water delivery equipment 6 through a water feeding system equipped with a heat exchanger 1 on the way thereof and the heating condition of the heat exchanger, which is effected by burners 2, 3, is changed periodically to deliver high-temperature hot-water and low-temperature hot-water alternately from the equipment 6. A control unit 12 operates necessary heat loads for producing the high-temperature hot-water and the low-temperature hot-water respectively by taking there into the temperatures of the high-temperature hot-water and the low-temperature hot-water of set low-temperature hot-water, the amount of water detected by a water amount sensor 13, an input water temperature detected by an input water temperature sensor 14 and an output hot-water temperature detected by an output hot-water temperature sensor 15. Further, the control unit 12 controls heat amount regulating means 8-11, changing the heat amount of the burners, so that the burners 2, 3 burn alternately by necessary heat amount for the high-temperature hot-water and the low-temperature hot-water under a predetermined ratio between the time of period and the low-temperature hot-water.
Patent JP-H05208153-A (JP)
Title: Music fountain device
Inventor: KITAGAWA KEIJI
IPC: B05B17/08
Filed: 1992-01-31
Abstract: PURPOSE:To specify the appreciation of music only to the use selector of receiving acoustic machinery to avoid compelling other person to appreciate music. CONSTITUTION:A jet posture of fountain means 1 is changed in synchronous relation to music and music is converted to an electric signal by a music transmission means 4 and this electric signal is emitted to free space as radio waves to be received by receiving acoustic machinery 13 and the appreciation of music is specified only to the user of the receiving acoustic machinery 13.
Patent JP-H04258579-A (JP)
Title: Proportional control valve
Inventor: SHIBA BUNICHI
IPC: G05D7/06
Filed: 1991-02-07
Abstract: PURPOSE:To make the maximum electric power small by changing the amplitude of a minute alternating signal, in a proportional control valve controlling flow rate of liquid. CONSTITUTION:Minute AC signal superposed in a range where a drive current of an electromagnetic power generating means 21 is strong are made weak by a control means 20. It is thus possible to restrain the maximum power same as in the case where minute AC signals are not superposed.
Patent JP-S57131375-A (JP)
Title: Grounding electrode device of applying dc electric field to aqueous solution
Inventor: MIYAMOTO HITOSHI
IPC: C23F13/00
Filed: 1981-02-06
Abstract: PURPOSE: To obtain an electrode exhibiting superior grounding performance at a reduced cost by disposing a diaphragm having an anion selective permeating function between an electrode material of metals other than nobel metals and an aq. soln. to be grounded.  
     CONSTITUTION: A grounding electrode 4 and an aq. soln. 1 to be grounded contact by way of a diaphragm 3. An ion selective membrane is used for the diaphragm 3 and the one which permeates only the anion in the soln. and prohibits the permeation of cation is used. The electrode 4 may be of any metals as far as they are not attacked by the soln. 1, and may not always be of noble metals. For the soln. 2 in the electrode part between the electrode 4 and the diaphragm 3, packing the soln. 1 itself therein suffices. The potential difference generated between the soln. phases 1 and 2 acts to carry the cation of the phase 2 to the phase 1 and the anion of the phase 1 to the phase 2, wherein the cation is blocked by the diaphragm 3, and only the anion is flowed into the phase 2. The cation is accumulated in the phase 2 and the grounding current is flowed in the form of electron discharge by the electrode 4. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H09206490-A (JP)
Title: Drum type rotation processor
Inventor: MATSUMOTO TAKESHI
IPC: D06F37/42
Filed: 1996-02-01
Abstract: PROBLEM TO BE SOLVED: To provide a drum type rotation processor capable of raising a drum to high-speed rotation at an intended vibration level. SOLUTION: This rotation processor is provided with the drum 3 rotatably supported inside an outer frame 1 for housing objects to be processed, a rotation driving means 8 for rotating the drum and a control means for controlling the rotation driving means and shifting the drum to the high-speed rotation after rotating it at a low speed by a number of rotations for moving the objects to be processed. In this case, an unbalance detection means for detecting the localization of the objects to be processed inside the drum,is provided and the control means rotates the drum almost at the upper limit value of the number of rotations capable of rocking the objects to be processed at the time of low- speed rotation and raises the drum to the high-speed rotation only when the output of the unbalance detection means is below a prescribed level.
Patent JP-H09211006-A (JP)
Title: Automatic chemical analyzer
Inventor: HAYASHI MASAMI
IPC: G01N35/02
Filed: 1996-02-01
Abstract: PROBLEM TO BE SOLVED: To prevent erroneous measurement caused by the washing insufficiency of a reaction container by preventing the contamination of a reaction soln. discharge passage caused by the mutual interference of reaction solns. and the clogging of the passage by the formation of crystals by selecting a proper detergent to perform washing. SOLUTION: A reaction container washing mechanism 3 is constituted of a detergent distribution nozzle 3a for washing a reaction soln. discharge passage, a reaction soln. discharge and reaction container washing soln. distribution nozzle 3b, the washing nozzle 3c of a reaction container, a nozzle 3d draining water in the reaction container and a purified water distribution nozzle 3e for measuring the water plank of the reaction container and the washing of the reaction container 2 is performed. In this case, control is performed by a computer having a program selecting and adding a proper detergent automatically according to the kind of a sucked and discharged reaction soln. and a detergent 7 for washing a reaction soln. discharge passage is distributed to the reaction container 2 by a detergent distribution mechanism 8.
Patent JP-S54109777-A (JP)
Title: Manufacture of semiconductor element
Inventor: INOHARA TAMIO
IPC: H01L29/40
Filed: 1978-02-17
Abstract: PURPOSE: To secure an accurate value for the measurement of the element characteristics by forming the element region on the semiconductor substrate, forming the electric insulator layer covering part of the wiring between the element regions, and then coating the light-shielding conductor layer on the insulator layer to equalize the potential of the conductor layer to the earth potential for carrying out the measurement of the element characteristics.  
     CONSTITUTION: Source region 2 and drain region 3 which are in the opposite conducting type to Si substrate 1 are formed by diffusion on substrate 1, and the entire surface is covered with SiO 2  film 5. Then gate electrode 4 is coated on film 5 between region 2 and 3, and at the same time Al electrode 6 is attached to region 2 and 3 through the opening drilled on film 5. After this, SiO 2  film 7 is provided to electrode 4 and 6 for protection, and furthermore Al film 8 featuring the light- shielding property is coated in lamination on film 7 with the equal potential to the earth potential of the element. Under these conditions, the electric characteristics of the element is measured with elimination of the evil effects caused by the incident rays at the junction part and the external electric field and other factors, thus obtaining an accurate reading. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S54109615-A (JP)
Title: Powder scattering method
Inventor: AOKI KATSUYA
IPC: B05B17/00
Filed: 1978-02-17
Abstract: PURPOSE: To prevent powder and dust pollution and improve the work efficiency by recovering scattering powder to a bag filter and rethrowing it into cyclone.  
     CONSTITUTION: A dust cover 12 encloses around a screw-loaded powder scattering device 4. A dust absorbing pipe 24 opens in the cover 12 and is connected to an air outlet pipe 22 laid above the cyclone 5. Powder blown under high pressure by a blower 10 passes through the air outlet pipe 22 and is led into the bottom of a bag filter 6A. Before scattered in the open air, scattering powder is sucked into the dust absorbing pipe 24 by the negative pressure produced in the dust absorbing pipe 24 and is fed into the bag filter 6A through the air outlet pipe 24. Air isolated from powder in the filter 6A passes through a pipe 19 and a blower 10 and is disprsed into atmosphere from a silencer 18. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S63185919-A (JP)
Title: Tape preparation
Inventor: FUKUDA MUTSUMI
IPC: A61P9/10
Filed: 1987-01-27
Abstract: PURPOSE:To obtain a tape preparation for transcutaneous administration, causing extremely little loss of drug component and having excellent processability, dimension stability and shape stability, by applying a releasing liner made of a particular glassine paper to a tacky adhesive layer containing a nitrous acid-based coronary vasodilator. CONSTITUTION:A tacky adhesive layer containing a nitrous acid-based coronary vasodilator (e.g. amyl nitrite, nitroglycerol, triethanolamine trinitrate, etc.) is formed on a substrate (e.g. sheet or film of polyester, polyamide, etc.) impermeable of said drug. A releasing liner obtained by releasing treatment of a surface of a laminate composed of a glassine paper (preferably having a thickness of 40-100mum) and containing >=0.5wt.%, preferably 0.5-5wt.% PVA is applied to the surface of the tacky adhesive layer to obtain the objective tape preparation. Preferably, a water-vapor impermeable material (e.g. PE) is used as another constituent layer of the releasing liner.
Patent JP-H11279128-A (JP)
Title: Production of 4,6-diaminoresorcinol or salt thereof
Inventor: TOKUNAGA KENICHI
IPC: C07C213/02
Filed: 1999-01-26
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing high-purity 4,6-diamonoresorcinol in high yield from a 4,6-bis(substituted)phenylazoresorcinol. SOLUTION: This method for producing 4,6-aminoresorcinol or a salt thereof comprises the hydrogen reduction of a 4,6-bis(substituted)phenylazoresorcinol of the formula (R is a halogen, 1-5C alkyl, hydroxycarbonyl or 1-5C alkoxy; (n) is 0 or an integer of 1-5) in the presence of a metal catalyst; wherein the solvent to be used is an aliphatic nitrile compound (e.g. acetonitrile) or an organic solvent selected from the group consisting of aliphatic nitrile compounds, 3-5C aliphatic alcohols, dioxane and ethylene glycol monomethyl ether and the like, and the reduction is conducted also in the presence of a filter auxiliary (e.g. active carbon).
Patent JP-H04255238-A (JP)
Title: Semiconductor integrated circuit device
Inventor: KAWANOBE TORU
IPC: H01L21/60
Filed: 1991-02-07
Abstract: PURPOSE:To avoid the separation of outer terminals formed on the main surface of a substrate for increasing the yield on manufacture. CONSTITUTION:Within the tile semiconductor integrated circuit device (semiconductor chip 2) wherein the first insulating film (field insulating film 5) is formed of a thermal oxide film on the main surface of a substrate (p-type semiconductor substrate 2) and then outer terminals 13 are formed of a metallic film or an alloy film through the intermediary of the second insulating film (interlayer insulating film 9) formed on the first insulating film, an opening 15 is formed in the second insulating film 9 beneath the outer terminal 13.
Patent JP-S57131364-A (JP)
Title: Forming device for vapor deposited metallic film of tubes, globes or the like
Inventor: ITOU TAKASHI
IPC: C23C14/00
Filed: 1981-02-05
Abstract: PURPOSE:To form annular vapor deposited metallic films having notches easily on the inside surface of a bulb by providing plural regulating columnar plates and regulating bodies on the upper side of a regulating cylinder disposed with a vapor deposition metal in the inside, and regulating the vapor deposition areas on the inside surface of the bulb. CONSTITUTION:A regulating cylinder 4 and a vapor deposition coil 9 supported with electrode bars 8 are provided in a vapor deposition pot 1. The cylinder 4b on the upper side is fitted to the cylinder 4a on the lower side, and a vapor deposition regulating jig 5 is fitted thereon. A vapor deposition metal 6 is inserted into the coil 9 through the clearance of the regulating columnar plates 5b between the disc-shaped regulating body 5c of the jig 5 and the cylinder 4b. If the inside of the pot 1 is maintained in a vacuum and electricity is conducted to the coil 9, the metal 6 evaporates. This evaporating metal forms annular vapor deposited metallic films 11 having a number of notches 12 of the prescribed width shaded by the plates 5b on the inside surface of a bulb 10 within the range regulated by the inside edge of the opening of the cylinder 4 and the outside edge of the regulating body 5c.
Patent JP-H08208772-A (JP)
Title: Wax-containing aqueous dispersion and aqueous resin composition comprising the same
Inventor: IDE KAZUHIKO
IPC: C09D151/00
Filed: 1995-02-03
Abstract: PURPOSE: To prepare an aqueous dispersion comprising a wax very stably dispersed as fine particles in an aq. medium by polymerizing a particular α,β- unsatd. monomer in the presence of a wax and subjecting the polymer to particular treatment. CONSTITUTION: Pref. 10 to 300 pts.wt. α,β-unsatd. monomer (e.g. styrene or 2-ethylhexyl acrylate) containing pref. 10 to 60wt.% α,β-unsatd. carboxylic acid (e.g. acrylic acid) as the indispensable component is polymerized in the presence of pref. 100 pts.wt. wax (e.g. rice wax), and a part or the whole of a carboxylic acid derived from the α,β-unsatd. carboxylic acid is neutralized with a basic compd. (e.g. dimethylaminoethanol). The polymer is then dispersed in water. The dispersion is incorporated into an aq. resin compsn. to prepare an aq. resin compsn. which can provide a dry coating possessing excellent thermal transferability, anti-adhesion properties, slip properties, water repellency and other properties.