baber/WOPTO huggingface dataset:
Patent JP-H0653260-A (JP)
Title: Manufacture of resin sealed semiconductor device
Inventor: ETO KEIKI
IPC: H01L23/50
Filed: 1992-08-03
Abstract: PURPOSE:To prevent the drop of yield rate at sealing, even in an ultrathin package or a large-sized thin package, by making a groove with a thickness more than that of a lead frame in the rear of a pellet, and burying the island part of the lead frame in that groove, and die-bonding it with a conductive binder, etc. CONSTITUTION:An adhesive tape is stuck to the face where the electric circuit of a semiconductor wafer is made, and a partial groove 4 with a thickness more than the thickness 100-150mum of a lead frame 7 is made in each semiconductor element 6 to be divided by a cutter from the rear of a wafer. After that, it is cut completely into each semiconductor element 6, and the semiconductor mounting pedestal 8 of the lead frame 7 is die-bonded into inside of the groove 4. For example, a semiconductor element 6 provided, at the rear, with a groove 4 is prepared, and the island part 8 of the lead frame the same in shape as that of the groove of the element 6 and 30-100Xm narrower in width than it is buried therein, and they are diced. After that, electric connection is taken with an Au wire 10, and it is sealed with resin.
Patent JP-S6450368-A (JP)
Title: Fuel cell
Inventor: NARA HIDEYUKI
IPC: H01M8/04
Filed: 1987-08-21
Abstract: PURPOSE:To obtain a fuel cell with a scrubber in which metallic wool is not required to be exchanged and phosphoric acid absorptivity can be recovered in a short time, by installing a washing device in a scrubber so that an acidic fluid dissolving phosphate produced on a surface of the metallic wool is made as a washing liquid to flow in/out. CONSTITUTION:An upper part of a scrubber 4 is connected through an inlet pipe 6 in the vicinity of an exhaust gas outlet of a fuel cell body. This scrubber 4 is filled with metallic wool 5 in order to remove phosphoric acid. An outlet pipe 7 with a valve 7a and an exhaust liquid pipe 8 with a valve 8a are connected with a lower part of the scrubber 4. Further, the other end of the exhaust liquid pipe 8 is opened inside a storing liquid jar 12 in which a washing liquid 14 consisting of 10-50% organic acid such as tartaric acid and citric acid is stored. A supply liquid pipe 9 is installed between the storage liquid jar 12 and the scrubber 4 so that its one end is opened into the stored liquid 14 inside the storage liquid jar 12 and its other end penetrates through the scrubber 4 and is opened on the metallic wool 5. A valve 9a and a pump 11 are disposed in the middle of this supply liquid pipe 9.
Patent JP-S5997075-A (JP)
Title: Exterior parts for wristwatch
Inventor: MIYASAKA TSUTOMU
IPC: G04B45/00
Filed: 1982-11-25
Abstract: PURPOSE:To form the exterior parts for a wristwatch having decorative effect, by variously combining color tones of plastic paintings. CONSTITUTION:The middle 1 of a wristwatch is obtained by a method wherein plastic paints comprising exposy resins colored in various color tones are coated and laminated to a member and, after drying and baking, the coated member is cut and ground. By forming the same as mentioned above, a pattern is developed in a wavy form when viewed from above and beautiful decorative design effect can be obtained. In this case, if the color tones of the plastic paints are red, blue, yellow, green and white, the middle with a pattern and appearance having five color changes can be obtained. In addition, this method can be adapted to a dial other than the middle. By this method, the exterior parts for a wristwatch having decorative effect can be formed.
Patent JP-H1155394-A (JP)
Title: Loud-speaker communication equipment
Inventor: SUMIYA HIROSHI
IPC: H04M9/08
Filed: 1997-07-31
Abstract: PROBLEM TO BE SOLVED: To prevent hauling at the time of setting a microphone and a speaker for transmitting and receiving a transmission signal and a reception signal for communication when placed close to each other. SOLUTION: In a loud-speaker communication equipment for communicating with one terminal AQ1 and the other terminal BQ1, one terminal is provided with a microphone MIC1 to which a power is supplied through a microphone load circuit 1 for transmitting a transmission signal through a microphone amplifier 2 to the other terminal, and a speaker SP1 for receiving a reception signal from the terminal. The microphone load circuit of one terminal prevents hauling due to feedback from the speaker SP1 to the microphone MIC1 by using an LC tuning circuit 11. The microphone load circuit is constituted of a parallel circuit constituted of the LC tuning circuit substantially tuning with signal frequencies 1.5-3.0 kHz and a high resistance R1.
Patent JP-H09184034-A (JP)
Title: Iron-nickel alloy for stretcher shadow mask
Inventor: RUSHIAN KUTEYU
IPC: C22F1/10
Filed: 1996-07-17
Abstract: Alloy is used to make a mask for use inside a cathode ray tube and comprises 69-83 wt.% Ni, and up to the following amounts of other elements with the residue being Fe: 7% Mo, 8% Cu, 1.5% Co, 7% W, 7% Nb, 7% V, 7% Cr, 7% Ta, 0.1% C, 1% Mn, 1% Si, 1.2% Ti, 1.2% Al, 1.2% Zr, 1.2% Hf and 0.010% S. The following equations also restrict the percentages: Co+Ni+1.5 x Cu ≥ 79.5%; 3 x (Co+Ni)-2 x Cu ≥ 206%; Co+Ni+7 x Cu ≤ 130%; 7 x(Co+Ni)+2 x Cu ≤ 581%; Mo+W+Nb+V+Cr+Ta ≤ 7%; Ti+Al+Zr+Hf ≤ 1.2%; C+Mn+Si ≤ 1%; 80.5 ≤ Co+Ni+0.80 x Cu ≤ 81.7%. The mask is also claimed.
Patent JP-H03141579-A (JP)
Title: Temperature measuring device for electromagnetic cooker and utensil provided with said temperature measuring device
Inventor: DEIDEIE GUARUDO
IPC: G01K13/00
Filed: 1990-08-03
Abstract: PURPOSE: To accurately measure the temperature of a container to be heated or the content thereof to be heated, independently of shape of a container by providing a sensor, which is connected to a heat conductor for heat conduction. CONSTITUTION: A temperature sensor 1 is arranged on an inductor 2. It is advantageous to use a diode having a negative temperature characteristic as a temperature sensor 1. However, other sensor, especially, such as a sensor having a positive temperature characteristic, a thermocouple and a resistance temperature element can be used. A heat conductor 6 and the sensor 1 are arranged so as to contact each other for heat conduction. The heat conductor can be insulated from the inductor 2, so as to secure the safety of the user. It is important to restrict the heating of the heat conductor 6 by the electromagnetic induction from the inductor 2 to be minimum. For example, a heat conductor, which has heat conductivity but which is not an electric conductor, can be used.
Patent JP-S5996510-A (JP)
Title: Magnetic recording and reproducing device
Inventor: OCHI ATSUO
IPC: G11B5/02
Filed: 1982-11-24
Abstract: PURPOSE:To prevent a control signal transmitted from the fixed side to the rotation side from being complexed by changing the transmission frequency of electric power to a power supply circuit at the recording and reproducing. CONSTITUTION:When the transmission frequency of electric power transmitted through a rotary transformer 21 is f1, a frequency detecting circuit 17 supplies an output corresponding to the frequency f1 to a recording/reproducing switching circuit 16 to turn the switching circuit 16 to the recording status. Namely, all switches 6, 7, 8, 13 driven by the switching circuit 16 are connected to a recording signal amplifier circuit 9. At that time, all reproducing signal amplifier circuits 10-12 are disconnected from rotary magnetic heads 1a, 1b, 2 and the power supply circuit 15. The frequency detecting circuit 17 detects transmission frequency f2 (f2not equal to f1) transmitted through a rotary transformer 21 at the time of reproducing and supplies an output corresponding to the frequency f2 to turn the switching circuit to the reproducing status. At the reproducing, the recording signal amplifier circuits are disconnected from the rotary magnetic heads and a reproducing signal is transmitted to a rotary magnetic head switching circuit 14. The reproducing output is selected by a head switching signal through a rotary transformer 20.
Patent JP-H1051133-A (JP)
Title: Reflow method and equipment
Inventor: YAMAZAKI OSAMU
IPC: H05K3/34
Filed: 1996-08-06
Abstract: PROBLEM TO BE SOLVED: To collectively solder electronic components mounted on the whole surface of a printed circuit board, with high reliability, without thermal damage. SOLUTION: On one surface of a printed wiring board 1, electronic componenets are mounted, and cream solder is applied to bonding parts. From a hot air head 22, hot air is locally blown against the bonding parts, almost vertically, through hot air nozzles 28. Thereby reflow soldering is performed. At the same time, from a cold air head 23, cold air is locally blown against a necessary part on the one surface of the printed circuit board 1, almost vertically, through a cold air nozzle 29. Thereby solder of the bonding parts is surely refused, and soldering is performed. Thermally weak parts are cooled, and thermal damage is prevented.
Patent JP-H0878785-A (JP)
Title: Semiconductor laser element and manufacture thereof
Inventor: ITO SHIGETOSHI
IPC: H01S5/22
Filed: 1994-08-31
Abstract: PURPOSE: To perform a heat treatment for a block layer at a specific temperature or lower by using an aromatic polyamide resin for the buried block layer of a semiconductor laser element. CONSTITUTION: At first, a buffer layer 12, a lower clad layer 13, a multiple quantum well active layer 14, an upper clad layer 15 and second contact layers 16, 17 are epitaxially grown on a substrate 11 in order. Next, ridge stripe structure is made by ordinary photolithographic technique and etching technique. After that, an aromatic polyamide resin solution is dripped in the surface of a wafer and applied to the front of the wafer surface by a spin coating method. Successively, a preliminary heat treatment is performed in an oven for 10 minutes at 90 deg.C and further a heat treatment is performed for one hour at 180 deg.C to remove a solvent in a resin solution by evaporation to form an aromatic polyamide resin film. After that, the film thickness of a block layer 18 is formed by an ashing treatment with ferment plasma.
Patent JP-H1187599-A (JP)
Title: Lead frame and semiconductor device with lead frame
Inventor: OOSHIMA AKIE
IPC: H01L23/50
Filed: 1998-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a lead frame, and a semiconductor device employing the lead frame, in which a plurality of stacked lead frames can be separated one by one without causing any deformation or damage on the inner lead, or the like. SOLUTION: The lead frame comprises a base part 6, a device hole 1 made at the base part 6, an island 2 formed in the device hole 1 while being offset from the base part 6, a plurality of inner leads 3 arranged at a given interval toward a pair of opposite sides of the island 2, and a suspension pin 7 connecting the island 2 with the base part 6 on another pair of sides of the island 2 wherein a pair of dummy leads 8 are formed on the opposite sides of the suspension pin 7 from the base part 6 toward the island 2. The distance from the side edge of the base part 6 to the side edge of the dummy lead 8 is set shorter than the distance from the forward end of the inner leads 3 to the side edge of the island 2.
Patent JP-S58110681-A (JP)
Title: Rust removing method for pure iron
Inventor: SUZUKI TEIZABUROU
IPC: C23G1/08
Filed: 1981-12-23
Abstract: PURPOSE:To remove rust thoroughly without damaging pure iron by dipping the pure iron in an aq. soln. contg. nitric acid and ammonium monohydrogen difluoride then treating the same with a weak alkaline aq. soln. CONSTITUTION:Pure iron is dipped in an aq. soln. contg. about 0.2-1.0wt%, more preferably about 0.5-1.0wt% nitric acid and about 0.05-0.3wt%m more preferably 0.1-0.3wt% ammonium monohydrogen difluoride, whereby said pure iron is treated. The treating temp. is about <=60 deg.C, more preferably about 10- 50 deg.C, and while the aq. soln. is stirred, the pure iron is treated therewith for about 10min. Thereafter, the pure iron is treated for about 5min at about 70- 90 deg.C with a soln. contg. about 0.5-3wt% weak acid base such as sodium carbonate.
Patent JP-H07141905-A (JP)
Title: Illuminating lamp
Inventor: ONODA HAJIME
IPC: F21V21/10
Filed: 1994-08-31
Abstract: PURPOSE:To provide an illuminating lamp with the possibility of spreading light transmitted through a globe in a smaller or larger range in a simple structure. CONSTITUTION:A socket mounting bracket 34 to mount a lamp socket 35 on a lamp holder 33 is made up with a mounting plate 47 bent into a nearly reverse U-shape, mounting screws 46a, 46b to mount the mounting plate 47 on the lamp holder 33 and fixing screws 48a, 48b to fix the lamp socket 35 on the surface center 47a and the rear surface center 47b of the mounting plate 47, in accordance with its purpose in use. In this way, the height of a lamp mounted of the lamp socket is changeable in a simple structure.
Patent JP-H0755420-A (JP)
Title: Kiln center detector
Inventor: HATANO HIROAKI
IPC: G01B11/00
Filed: 1993-08-23
Abstract: PURPOSE:To determine the absolute position of a moving machine and the position of kiln center by a constitution wherein each kiln is provided with a body to be detected while the moving machine is provided with a light source for irradiating the body to be detected from the back thereof and the kiln center is detected based on the position where the light is received without being blocked by the body to be detected. CONSTITUTION:When a moving machine 13 is moving or after stopping at a fixed position, light projected from a light source 24 through a target 22 is received by a camera 25 and a signal therefrom is binarized through a width measuring section 27. The target 22 is provided with a kiln number detection slit for representing the kiln number by a binary code I/O (bright/dark) and an error detection slit for representing the error by the odd parity bit I/O (bright/dark) of kiln number. Edge width of the target 22 is then measured at the opposite ends thereof and compared with the dimension of the target 22 thus deciding the target of itself. The shift between the center of view of the camera 25 and the center of the target 25 is then calculated and the number of operating kiln is confirmed at a kiln center processing section 28.
Patent JP-H0371959-A (JP)
Title: Equipment for pouring molten metal in ladle in continuous casting equipment
Inventor: KAMEDA NOBUYUKI
IPC: B22D11/10
Filed: 1989-08-10
Abstract: PURPOSE:To automate nozzle fitting work by detecting position of a pouring hole with a position detecting part at tip part of movable arm in a robot and arranging a control unit for outputting pouring nozzle fitting position signal to a nozzle fit holding device based on this coordinate signal. CONSTITUTION:By driving the movable arm in the robot, the pouring hole in a ladle 6 is detected with the position detecting part and the movable arm is retreated and also the detected position coordinates for pouring hole are transmitted to the control unit. The control unit calculates the coordinates for nozzle fitting position in the nozzle fit holding device 9 based on this detected signal, and based on this signal, the nozzle fit holding device 9 is driven and controlled. The nozzle fit holding device 9 for holding the pouring nozzle with a nozzle holding part shifts the pouring nozzle to lower part of the pouring hole in the ladle 6, and fits and holds to the pouring hole. By this method, the pouring nozzle fit holding work even under high temp. bad surroundings can be automated.
Patent JP-S6271557-A (JP)
Inventor: JIEEMUSU JIEI SHIYUWABU
IPC: B03C3/41
Filed: 1986-09-03
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-S61111685-A (JP)
Inventor: JIIBU SHIYAAKUDO
IPC: C12P19/02
Filed: 1985-09-21
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-S6364127-A (JP)
Title: Command qualification checking system
Inventor: TAKEDA MASAHIRO
IPC: G06F21/12
Filed: 1986-09-05
Abstract: PURPOSE:To have a general purpose and to attain a fine qualification checking by providing a command scheduler, a qualification checking routine, a command table and a user information dictionary. CONSTITUTION:A command scheduler 1 displays a special mark on a display, accelerates a user to input a command, reads the inputted command, issues a prescribed macro instruction to call out a qualification checking routine 2, and when the answer of the possibility of the use is executed from the routine 2, a program corresponding to the command is activated. The routine 2 refers to a command table 3 in which command use qualification levels C1-Cn are written corresponding to respective commands and a user information dictionary 4 to write user information in which use qualification levels U1-Un for respective groups are written, compares the size of the levels U1-Un of the user and the levels C1-Cn of the command for a group and permits the use of the command when the command can be used by all groups.
Patent JP-H1155589-A (JP)
Title: Image display device
Inventor: NISHIKAWA HIROSHI
IPC: H04N5/45
Filed: 1997-08-01
Abstract: PROBLEM TO BE SOLVED: To display the multi angle display of an image recorded on a DVD by showing an image of a multi plane based on an image signal which is temporarily stored in a temporarily storing means. SOLUTION: A DVD drive 101 reads image data which is performed multi angle display from a DVD and outputs it to a decoder 102. When a switch controlling part 3 control a switching part 4, expanded image data for a main screen which is performed multi angle display is outputted to memory 1 (5) and expanded image data a sub screen to memory 2 (7) and they are temporarily stored respectively. They are read and performed D/A conversion by D/As 1 (6) and 2 (8), and an image signal for the main screen of multi angle display is outputted from an MPX1 (203) and also an image signal for the sub screen is outputted from an MPX2 (204) to a two screen synthesizing part 205 and composed. With this, multi angle display of the main and sub screens is performed on a displaying part 206.
Patent JP-H1074280-A (JP)
Title: Automatic transaction device
Inventor: NAKAJIMA KAZUYUKI
IPC: G06F19/00
Filed: 1997-08-01
Abstract: PROBLEM TO BE SOLVED: To make it possible to charge the suitable amount of cash in by denominations by replenishing cash charged in a charge box only by a shortage when the balance of cash is short. SOLUTION: This device can be charged with cash by receiving a charge box 3 storing cash in its inside and provided with a data memory 93 for storing the denomination and number of sheets of cash stored in the box 3. The stored amount of the money sort corresponding to the denomination stored in the received charge box 3 is compared with a suitable balance, and when the balance is short as the result of comparison, the charge of the shortage is judged and a charging instruction for the shortage is outputted to charge the suitable amount of cash.
Patent JP-H0257633-A (JP)
Title: Manufacture of die steel excellent in fatigue characteristic
Inventor: CHIBA HIDETAKA
IPC: C22C38/32
Filed: 1988-08-24
Abstract: PURPOSE:To manufacture a die steel excellent in fatigue characteristics by subjecting a steel having a specific composition to hot working, to reheating under specific temp. conditions, and then to microstructure-uniformizing heat treatment from the above temp. CONSTITUTION:A steel having a composition consisting of, by weight ratio, 0.030-0.60% C, 0.05-0.75% Si, 0.25-2.00% Mn, >1.20-4.00% Cr, 0.15-3.00% Mo, 0.005-0.10% solAl, 0.0020-0.0200% N, and the balance Fe with inevitable impurities is hot-worked. Subsequently, after the steel is reheated up to a temp. between Ac3+30 deg.C and Ac3+200 deg.C, quenching is started by using a water-soluble quenching liquid close to water or oil, and quenching is interrupted at the point of time when the surface temp. reaches a temp. right under the Ms point. Then, the above steel is subjected to recuperation for 2-60min so that the temp. of this steel is Ar3+50 deg.C or above in the central part and >=400 deg.C at the surface, and this steel is quenched again down to <=300 deg.C by means of the quenching liquor to undergo hardening and is tempered to a temp. of the Ac1 point or below, by which microstructure is uniformized. By this method, a material extremely excellent in fatigue characteristics even at the same hardness level can be obtained.
Patent JP-S6451379-A (JP)
Title: Silicon nitride sintered body
Inventor: NISHIOKA TAKAO
IPC: C04B35/58
Filed: 1987-08-24
Abstract: PURPOSE:To increase the density of the titled sintered body and to improve the characteristics at high temp. by incorporating prescribed percentages of cubic zirconium oxide, yttrium silicate and beta-form silicon nitride. CONSTITUTION:This silicon nitride sintered body is composed of, by volume, 3-25% cubic zirconium oxide, 0.1-10% yttrium silicate and >=50% beta-form silicon nitride. Since the cubic zirconium oxide grains dispersed in the sintered body inhibit the grain boundary slip of the Si3N4 grain boundaries at high temp., the characteristics of the Si3N4 sintered body at high temp. are improved.
Patent JP-H06169781-A (JP)
Title: Use for diagnosis of hpv-16 e6 and e7 gene origin peptide
Inventor: MARUTEIN MIYURAA
IPC: A61K47/48
Filed: 1992-07-13
Abstract: The present invention relates to the use of human paillomavirus 16 (HPV-16) E7-gene derived peptides fot the diagnostic identification of HPV-16-associated invasive cervical cancer.
Patent JP-H0376803-A (JP)
Title: Dust-free garment
Inventor: NOMI TAKAHITO
IPC: A41D13/12
Filed: 1989-08-10
Abstract: PURPOSE:To obtain a dust-free garment highly resistant to the passage of dust through the sewn parts and suitable for wearing in a clean room by heat-sealing and fixing a fluorine-based porous film tape to the reverse side of the sewn part of a dust-free garment. CONSTITUTION:The objective dust-free garment can be produced by heat-sealing a fluorine-based porous film tape (preferably a porous film of tetrafluoroethylene having an average pore diameter of <=1mum and a thickness of about 70mum) to the reverse surface of a sewn part of a dust-free garment such as a one-piece working wear, hood, foot cover, bunny suits, mask, smock and gown to be worn in a clean room.
Patent JP-H0257432-A (JP)
Title: Device for controlling travelling power transmission of working vehicle
Inventor: NISHIDA TETSUYA
IPC: B60K23/04
Filed: 1988-08-22
Abstract: PURPOSE:To facilitate the getting out of soft ground by automatically controlling a friction-brake type differential lock device which acts on a traveling differential device so as to make the sum of the driving torques of right/left wheels linked to the traveling differential device maximum. CONSTITUTION:The rotation output of an engine E is transmitted to a traveling transmission 2 via a main clutch 1. The rotation output of the traveling transmission 2 is transmitted to a pair of right/left rear wheels 4a, 4b via a traveling differential device 3. In this structure, a friction-brake type differential lock device 11 which acts on the differential device 3 is provided while connecting a differential lock control mechanism C to the differential lock valve V thereof. Also, torque sensors TL, TR for detecting the driving torque of each rear wheels 4a, 4b are provided and the detected signals thereof are inputted into the differential lock control mechanism C. A valve operating circuit 12 is controlled by a differential lock control means 20 so as to make the sum of the detected driving torques maximum.