baber/WOPTO huggingface dataset:
Patent JP-S5453605-A (JP)
Title: Preparation of sintered parts
Inventor: MIURA SHINICHI
IPC: B22F7/06
Filed: 1977-10-06
Abstract: PURPOSE: To enable the sintered parts of complicated shape to be prepared simply, by dividing the green compact to plural parts being able to be deteched from the mold and by making the respective concave and convex parts for fitting to each other unit fimly with each other owing to the difference of the coefficient of expansion or contraction at the sintering.  
     CONSTITUTION: In the first place, the parts 1 are divided to 4 pieces AWD and are kept to be albe to be deteched from the mold for molding. At the divided faces of the divided parts A and B, the concave part 4 and the convex part 5 are formed to the shape and dimensions being able to be fitted to each other and other divided parts BWD have the similar concave and convex parts. Besides,each of the divided parts AWD are molded by changing the components and compounding ratios of the metal powders to be the material or by changing appropriately the pressure at the compression molding so that the adjoining mutual parts may generate the difference in the coefficient of expansion or contraction. After the above divided par AWD have been assembled to the shape of the parts 1 by fitting together respective concave and convex parts, by sintering the above assembled parts by heating in the atmosphere of H 2  gas, etc., the parts 1 which have been united firmly, are obtained 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H10310442-A (JP)
Title: Production of optical fiber grating
Inventor: ISHIKAWA SHINJI
IPC: C03B32/00
Filed: 1997-05-09
Abstract: PROBLEM TO BE SOLVED: To lessen the deterioration of a quartz based optical fiber with lapse of time at the time of working by subjecting the optical fiber gratings formed by adding a Ge element to at least the core region of this quartz based optical fiber to a heat treatment until a standardized refractive index difference attains the value satisfying the specific relation with the standardized refractive index difference permitted under working temp. and time conditions, thereby inducing initial deterioration. SOLUTION: This optical fiber gratings having the refractive index difference meeting an intensity distribution are formed by adding the Ge element to at least the core region of the quartz based optical fiber and irradiating radioactive light having the specific intensity distribution. These optical fiber gratings are heat treated until the standardized refractive index difference η attains the value η1 satisfying the relation of equation I with respect to the standardized refractive index difference H permitted under the conditions of the working temp. T2 and the working time t3 . Namely, the optical fiber gratings are heat treated under the conditions of the initial deterioration temp. T1 and the initial deterioration time t1 determined to satisfy the relation of the equation V in accordance with η1 . T1 is preferably set higher by >=40 deg.C than T2 .
Patent JP-H06327522-A (JP)
Title: Kitchen device
Inventor: YAMANAKA KAZUO
IPC: A47B77/10
Filed: 1993-05-21
Abstract: PURPOSE:To provide a kitchen facility having good operability in consideration of the mounting position of a conventional drip tray. CONSTITUTION:A storage shelf 10 is fitted above the rear section of a work top 8 arranged with a water tank 9, a recessed section 11 is provided on the storage shelf 10, and a storage material 15 having the width size across the front and rear of the water tank 9 and provided with drain holes 14 can be couplably mounted on it. When the storage material 15 is suspended on the water tank 9, the cooking surface on the work top 8 is expanded, and the operability is improved. When the washing work is performed in the water tank 9, the storage material 15 may be mounted on the storage shelf 10, and the storage material 15 gives no hindrance to the washing work.
Patent JP-2000308580-A (JP)
Title: Cooking pot with water receiving ring
Inventor: NAGAO KEN
IPC: A47J36/06
Filed: 1999-04-27
Abstract: PROBLEM TO BE SOLVED: To unnecessitate a space for placing a lid, to quickly open the lid and to make savable the power in a cooking pot with water receiving ring for preventing water stuck to the lid from dropping into a pot main body. SOLUTION: This pot is formed of a pot main body 10, a water-receiving ring loaded at the upper part of the main body 10, and a bowl-shaped lid 14 covering the top of the pot main body. Then, a hinge mechanism 40 for rotating the lid 14 upward to a fixed limit in a state where the lower end of the lid 14 exists over the water receiving ring and the upper side of the main body 10 is opened is provided between the lid 14 and the water receiving ring or between the lid 14 and the main body 10, and food material is cooked deliciously.
Patent JP-H06331848-A (JP)
Title: Method for fixing optical fiber to v-groove substrate for fixing
Inventor: YASUDA TOSHIMICHI
IPC: G02B6/08
Filed: 1993-05-21
Abstract: PURPOSE:To make it possible to easily fix optical fibers with good accuracy even if a V-grooved substrate for fixing not provided with suction holes in V-grooves is used by installing V-grooved substrates for temporally holding subjected to vacuum suction through suction holes to the V-grooved substrate for fixing while holding the optical fiber thereon. CONSTITUTION:The V-grooved substrate 6b for temporally holding for placing the optical fibers and the V-grooved substrate 6a for temporally holding for placing the optical fibers are arranged on both sides coinciding with the V-groove direction of the V-grooved substrate 1 for fixing and have the V-grooves 4a, 4b like the V-grooved substrate 1 for fixing and are further provided with the suction holes 7a, 7b penetrated to the bottom of the substrate base to the bottom parts of respective V-grooves. Then the vacuum suction is executed through the suction holes 7a, 7b of the V-grooved substrates 6a, 6b for temporally holding, by which coated optical fibers 2a and optical fibers 1b are held attracted in the respective grooves 4a, 4b. After the coated optical fibers 2a 2b are arranged to the V-grooved substrate for fixing, the optical fibers 2b and the respective V-grooves 4 of the V-grooved substrate 1 for fixing are fixed by adhesives.
Patent JP-H06334574-A (JP)
Title: Space diversity reception system
Inventor: ARAI MASAMI
IPC: H04B7/08
Filed: 1993-05-21
Abstract: PURPOSE:To downsize a control circuit which puts signals, received by a main- side antenna and a subordinate-side antenna, together for a communication using a microwave transmitted with multiple carriers. CONSTITUTION:In the reception system which puts multicarrier received signals together at a time after phase shift control, a frequency converting circuit 43 converts the frequencies of the received signals after the phase shift control and a phase difference detecting circuits 48 detects the phase difference of its output. The frequency converting circuit 43 is controlled by a switching control circuit 50 so as to extract phase differences of the respective multiple carriers in order. The output of the phase difference detecting circuit 48 is averaged by an averaging circuit 49 and the phase shift quantity of a phase shifter 13 is controlled by a phase shifter control circuit 51 so as to decrease the result of the averaging.
Patent JP-H08139282-A (JP)
Title: Semiconductor integrated circuit device and electronic equipment
Inventor: UTSUNOMIYA FUMIYASU
IPC: H01L27/088
Filed: 1995-05-18
Abstract: PURPOSE: To provide a semiconductor integrated circuit device or an electronic equipment having a step-up circuit which has high efficiency and a low cost by connecting a plurality of diode-connected MOSFETs in series, and improving the step-up circuit which inputs an input signal to the node of a MOSFET via a capacitor. CONSTITUTION: The threshold values VtM0 to VtMn of the MOSFETs M0 to Mn of a step-up circuit and the capacitance values CC1 to CCn of capacitance elements C1 to Cn are altered. Or, a signal step-up circuit for stepping up the peak values of clock signals Φ, Φ* of the input signals to be input to the step-up circuit is added.
Patent JP-S61276737-A (JP)
Title: Peroxide composition for casting mold
Inventor: SAKAI MITSURU
IPC: C08L101/00
Filed: 1985-06-03
Abstract: PURPOSE:To provide the reduction of a production cost, the improvement of safety, etc. by forming hydrous acetone peroxide by emulsification and dispersion or solubilization with a surface active agent. CONSTITUTION:Acetone is oxidized by hydrogen peroxide water in the presence of an acid catalyst to form acetone peroxide which is then emulsified or dispersed or solubilized by the surface active agent with dialkyl ester of aliphat dibasic acid or arom. dibasic acid as a carrier agent. Such peroxide compsn. is composed of the components (weight %) consisting of 35-60% acetone peroxide, 35-60% water or water and carrier agent and 0.1-5% surface active agent. Since the compsn. is hydrous, the safety is improved as the oxidizing agent for an acid cold box method and since the process for production is simplified, the cost of production is reduced.
Patent JP-H11311399-A (JP)
Title: Highly viscous lubricating oil supply device
Inventor: KUSANOBU MAREKAZU
IPC: F16N11/08
Filed: 1998-04-30
Abstract: PROBLEM TO BE SOLVED: To smoothly lower a floor packing and to certainly supply lubricating oil in a tank even in the tank a connecting port of which is provided at an eccentric position. SOLUTION: A floor packing 7 is inserted into this tank 20, and a connecting port 61a is provided at an eccentric position on a bottom part base plate 6. In this case, a partition plate 9 is provided in the tank 20, it is devised so that suction force of a pump 3 uniformly works on the floor packing 7 by providing at least more than two communicating holes symmetrically left and right on its rectilinear diameter so that they are in equal distances seen from the connecting port 61a of the bottom part base plate 6.
Patent JP-S57164404-A (JP)
Title: Magnetic erasing head
Inventor: CHIBA SHIYUNICHI
IPC: G11B5/024
Filed: 1981-07-30
Abstract: PURPOSE:To reduce a noise by use of a DC erasing method, by placing the first magnetic pole body arranged so as to scan a recording track, and the second magnetic pole body scanning the track later than the first magnetic pole body, in a prescribed positioning relation. CONSTITUTION:An erasing head is formed by providing an N magnetic pole body 2 consisting of a permanent magnet which has length exceeding the recording track width and is capable of saturating and magnetizing a recording medium, also placing S magnetic pole bodies 4-8 consisting of plural permanent magnets through a nonmagnetic spacer 3, on both its sides, so that the junction part of the N magnetic pole body 2 and the S magnetic pole bodies 4-8 is continued substantially in the tape width direction, and molding them with a filling material 10. Accordingly, magnetization in positive and negative directions in the width direction is offset, and an unerased section is removed by magnetizing full width of the track by the N magnetic pole body 2 in the constant direction, and after that, magnetizing only a prescribed small track in the opposite direction by the magnetic pole bodies 4-8.
Patent JP-2000308579-A (JP)
Title: Coffee server
Inventor: TAKIGUCHI TAKAHISA
IPC: A47J31/057
Filed: 1999-04-27
Abstract: PROBLEM TO BE SOLVED: To provide a coffee server which facilitates the pouring operation, hardly falls down, and is easy, for a plurality of persons, to put a container in and out. SOLUTION: This server is formed of a first tank 17 for reserving water, a water feeding part 27 for feeding water in the tank 17 to a second tank 22 to heat the water from the part 27 by means of a first heater 23. Furthermore the server is provided with a basket for housing coffee powder, hot water feeding parts 42a to 42c for feeding hot water in the tank 22 to the coffee powder, and a plate 33 for placing a container for receiving extracted coffee liquid.
Patent JP-S63285829-A (JP)
Title: Switch
Inventor: AIMI MITSUO
IPC: H01H13/20
Filed: 1987-05-18
Abstract: PURPOSE:To make easier the opening and the closing of load from a high voltage and a large current to a low voltage and a vary small current, and to realize a high capacity, a high reliability, and a low cost, by connecting an opposite contact and a clip contact while shifting the timing of their connections. CONSTITUTION:A sliding body 5 is moved and a rear side spring 4d of a shifting plate 4 is pressed and slided by a sliding piece 5a. The shifting plate 4 is slided around a shifting member 4a which is geared with the supporting point 2a of a common terminal 2, and an opposite contact 4c is connected to a plane contact 3b of a separate terminal 3 to reduce the voltage between the terminals. By moving the shifting plate 4 further, a clip contact 4b is connected to a knife edge contact 3a. When the switch is OFF, the clip contact 4b is separated first, and then the opposite contact 4c is separated. By shifting the timing of the opposite contact and the clip contact in such a way, the opening and the closing of the load in a wide area can be made possible, and a high capacity, a high reliability, and a low cost are realized.
Patent JP-S61282476-A (JP)
Inventor: OKAMOTO TAKAHARU
IPC: D06M101/16
Filed: 1985-06-05
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-S61281013-A (JP)
Title: Production of mullite powder of high purity
Inventor: SOMIYA SHIGEYUKI
IPC: C04B35/18
Filed: 1985-06-05
Abstract: PURPOSE:To obtain fine mullite powder of high purity having improved sintering property, by concentrating a mixture solution of boehmite sol and an aqueous solution of dispersed amorphous silica, drying the resultant gel, pulverizing the dried gel, and heating the powder. CONSTITUTION:A mixture solution of boehmite sol and an aqueous solution of dispersed amorphous silica, preferably colloidal silica or fine silica powder, is mixed at >=1.5 molar ratio (Al2O3/SiO2), and ten concentrated by heating, etc. until the pH value becomes <=3. The resultant gel of the mullite(-containing) composition is dried at >=100 deg.C temperature and finely pulverized in a ball mill, etc. to give fine gel powder, which is sintered in the open air atmosphere or hydrothermally treated at a high temperature under a high pressure to crystallize mullite crystals. Thus, the aimed fine mullite powder of high purity having improved sintering property is obtained.
Patent JP-H02301252-A (JP)
Title: Video telephone communication equipment for private branch
Inventor: IWAI SHOZO
IPC: H04N7/14
Filed: 1989-05-15
Abstract: PURPOSE:To use the equipment in simple combination with a telephone system having an exchange by providing a private branch exchange, a video telephone set, a telephone line changeover device and a 4-wire connection line. CONSTITUTION:Three sets of terminal equipments 201, 202 and 203 connect to a private branch exchange 100 via a 4-wire terminal line. Then a telephone line changeover device 300 is inserted between the exchange 100 and the terminal equipment 203, and the video telephone set 10 connects to the telephone line changeover device 300. The telephone line changeover device 300 selects and extracts a 2-line being a communication line, that is, a voice signal line among 4-wire and connects the 2-line to the terminal equipment 203 via the television telephone set 10 or connects it to a 2-wire terminal equipment including a facsimile equipment or a personal computer as required and connects the 2 control lines to the terminal equipment 203. Thus, the connection is simply implemented by having only to plug in or out a modular plug to a modular jack.
Patent JP-S5644803-A (JP)
Title: System measuring for thickness of nonmetallic sheet like object
Inventor: YAZAKI SUSUMU
IPC: G01B21/08
Filed: 1979-09-21
Abstract: PURPOSE: To measure thickness by feeding the sheet by a method wherein a position at the metallic roll surface is detected as well as a position on the surface of the nonmetallic sheet on the metallic roll and from these two detected signals, the thickness of the sheet is obtained from operation.  
     CONSTITUTION: The photo pulse from projector 9 passes through slit 10 and lens 11 and is focused on the surface of sheet 1 on the metallic roll 2. The slit image is focused on light detector 14 of the sheet position detecting facility 13. Light detector 14 is driven by driving circuit 15 and the output thereof transmits through analog buffer 16 and then, it is converted into the binary signal through comparison circuit 17 and further, it is converted into the binary code through binary code conversion circuit 18. On the other hand, the analog output in accordance with the distance upto the surface of the metallic roll is obtained from overcurrent type detector 21 and this is applied to operation facility 19 via A/D converter 22. The output of conversion circuit 18 is also applied to operation facility 19, thus, the thickness is accurately measured. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H06307286-A (JP)
Title: Casting method for cylinder head of engine
Inventor: MATSUMOTO KENJI
IPC: B22D17/22
Filed: 1993-04-23
Abstract: PURPOSE:To reduce the number of core items to facilitate manufacturing or management by setting the inner diameter of an opening part so that a port forming core can be inserted in a port forming hollow part from the opening part of the port forming hollow part opened on the peripheral wall surface of a head jacket forming core. CONSTITUTION:To cast a cylinder head, a tunnellike port forming hollow part 3 ranging from this peripheral wall surface 2 to a bottom wall surface is formed in the inside of a head jacket forming core 1. Next, a snaking-rodlike port forming core 4 is housed in the port forming hollow part 3. Successively hot water is cast into a gap between the port forming hollow part 3 and the port forming core 4 to form a port wall 6. In this case, the inner diameter 8 of an opening part 7 is set so that the port forming core 4 can be inserted in the port forming hollow part 3 from the opening part 7 of the port forming hollow part 3 opened on the peripheral wall surface 2 of the head jacket forming core 4. This eliminates necessity to divide the head jacket forming core 4 at the opening part 7.
Patent JP-H02299733-A (JP)
Title: Method and device for manufacturing wheel rim
Inventor: KIMURA SHIZUO
IPC: B21D53/30
Filed: 1989-05-15
Abstract: PURPOSE:To decrease the number of manufacturing process of a wheel rim and to improve the manufacturing efficiency by forming a flange part in the upper end part between the upper punch and a side die, and also, in the lower end part between the lower punch and the side die, at the time of descending of the upper die. CONSTITUTION:At the time of forming flanges F1, F2 in both end parts of a cylindrical body A, first of all, the lower end face of the cylindrical body A is supported by a supporting base 6 of a press equipment X, and in this state, a side die 7 is fitted externally to the outside peripheral surface of the cylindrical body A, and also, the upper die 1 is allowed to descend. Subsequently, on the way of descending of the upper die 1, first of all, the upper punch 2 is fitted internally to the upper part of the cylindrical body A and allowed to descend together with the cylindrical body A, the side die 7 and the supporting base 6. In this case, the upper end part of the cylindrical body A is pressed between the side die 7 and the punch 2, and the flange part F1 is formed in the upper end part. Subsequently, the upper die 1 descends as one body together with them, the lower end part of the cylindrical body A is pressed between the side die and the lower punch 4, and the flange F2 is formed in the lower end part. Accordingly, the flange is formed in the upper and part and the lower end part of the cylindrical body A by a single descent of the upper die.
Patent JP-H11316111-A (JP)
Title: Method and apparatus for measuring surface profile of planar mirror surface body
Inventor: KATO MUNEHISA
IPC: G01B11/24
Filed: 1998-04-30
Abstract: PROBLEM TO BE SOLVED: To achieve rapid measurement of a surface profile without any damage on the surface of a planar mirror surface body. SOLUTION: There are provided a laser oscillator 1, a galvano-mirror e3 for scanning the laser beam oscillated by the laser oscillator 1, a collimator lens system 5 for converting the laser beam scanned by the galvano-mirror 3 into parallel beams to be illuminated obliquely to the surface of a planar mirror surface body 4, and a line sensor camera 7 for detecting the position of reflected light from the planar mirror surface body 4. In this apparatus, the use of laser beam reflection permits no damage on the surface of the planar mirror surface body 4 and rapid and high-precision measurement of the surface profile at a speed more than 10 times in the case of using a probe-typed roughness measuring device. This thus permits the total inspection of the planar mirror surface body 4 so as to improve the product quality.  The planar mirror surface body 4 used in the inspection can be also used as a product, since the body has no damage.
Patent JP-2000309514-A (JP)
Title: Composition for hair dyeing agent
Inventor: TSUGE TOMOSHI
IPC: A61Q5/10
Filed: 1999-04-28
Abstract: PROBLEM TO BE SOLVED: To obtain a composition for hair dyeing agent excellent in adhesivity to hair, free from falling, imparting an excellent feeling to hair after treatment and having an excellent storing stability. SOLUTION: This composition includes (A) a carboxyvinylpolymer and/or copolymer of acrylic acid and alkyl methacrylate and (B) a copolymer of polyacrylamide and 2-acrylamide-2-methylpropanesulfonic acid. This composition preferably includes a direct dye, acid and organic solvent and having pH 1.54-4.0.
Patent JP-S611448-A (JP)
Title: Production of clad steel ingot
Inventor: URA SATORU
IPC: B22D19/16
Filed: 1984-06-12
Abstract: PURPOSE:To obtain a clad steel ingot having a clean boundary without sticking of scum and oxidation by loading a clad material to the inside of a casting mold in tight contact with the inside wall of the mold and filling the melt of a base metal to the inside from the top end side to bottom end side of the cladding metal. CONSTITUTION:The cladding metal 2 which is removed of scale and is made to a prescribed size is loaded into the mold for ingot making in tight contact with the inside wall of the mold 1 and a riser heat insulating plate 7 is adhered to the inside wall in the head part of the mold 1 in contact with the top end 21 of the metal 2. A bottom board 9 attached to the top end of a cylinder rod 8 is moved up to the position at the top end 21 of the clad metal from the lower part in the mold 1. The molten metal 3 in a ladle 6 above the mold 1 is poured through an immersion nozzle 11 onto the board 9. The board 9 is gradually lowered at the point of the time when the surface 31 of the molten metal 3 rises and arrives at the prescribed height of the plate 7. The bottom board is lowered in this stage in synchronization with the pouring speed of the molten metal 3. The pouring of the molten metal 3 and the lowering of the board 9 are stopped when the board 3 arrives at the bottom end 22 of the cladding metal. The clad steel ingot 12 in the thoroughly welded state is obtd. when the mold 1 is removed after thorough solidification of the molten metal 3.