baber/WOPTO huggingface dataset:
Patent JP-H04264378-A (JP)
Title: Earth electrode for spark plug
Inventor: OSHIMA TAKAFUMI
IPC: H01T13/32
Filed: 1991-02-20
Abstract: PURPOSE:To obtain earth electrode having excellent heat emitting property, high temperature oxidation corrosion resistance and spark durability by forming an earth electrode with multiple layers of clad material, and specifying the number of each layer and thickness thereof. CONSTITUTION:The most outer layer 10 of an earth electrode 9 is made of corrosion resistance nickel alloy having a room temperature heat conductivity less than 20W/mK, and a central part 11 is made of pure nickel having a room temperature heat conductivity more than 80W/mK. Multiple layers of pure nickel layer 12 and corrosion resistance nickel alloy layer 13 having a room temperature heat conductivity less than 20W/mK are located between the most outer layer 10 and the central part 11. When t1 means thickness of the most outer layer 10, t2 means thickness of the multi-layer part 14, and T means sum of thickness of the most outer layer 10 and the multi-layer part 14, 0.02<=t1<=0.1mm, 0.1<=t2<=0.3mm, 0.3<=T. Furthermore, N means the number of layer of the multi-layer part 14 and K means ratio of thickness of the pure nickel layer 12 and the nickel alloy layer 13, 5<=N<=10.1<=K<=3, and thickness of each layer is more than 0.01mm.
Patent JP-H09215354-A (JP)
Title: Drive mechanism employing electro-mechanical transducer
Inventor: OKAMOTO YASUHIRO
IPC: H02N2/00
Filed: 1996-02-08
Abstract: PROBLEM TO BE SOLVED: To provide a drive mechanism which can be used in a high humidity environment and in water and which is easy to operate. SOLUTION: A drive mechanism 50 which employs an electro-mechanical transducer is composed of a base 51, a support block 52, a piezoelectric device chamber 53 in which a piezoelectric device 17 is housed and which is also used as a support block for a drive shaft 16, the drive shaft 16, a slider block 18, etc. A packing 53b is provided around the opening 53a of the piezoelectric device chamber 53 and, if a cover 54 which shuts the piezoelectric device chamber 53 is fixed, the opening 53a is sealed airtight by the packing 53b. Further, a packing member such as an O-ring is fitted between a hole 53c and the drive shaft 16 to keep the airtightness of the piezoelectric device chamber 53. It is recommended to enclose gas such as dry air or nitrogen gas in the piezoelectric device chamber 53.
Patent JP-S58163595-A (JP)
Title: Flux for submerged arc welding
Inventor: NOGUCHI KOUZOU
IPC: B23K35/362
Filed: 1982-03-24
Abstract: PURPOSE:To improve a storage life and make a flux for submerged arc welding usable in either multi-layer welding or large heat input welding, by mixing a specific amt. of a granulated flux into a fused flux as a flux for submerged arc welding. CONSTITUTION:A granulated flux is mixed at 5-30% with a fused fine powder flux as a flux for submerged arc welding. The flux for submerged arc welding which has moisture absorption resistance equal to that of a fused flux, has a long storage life and is suited for either of multi-layer welding and large heat input welding is obtained.
Patent JP-S60189967-A (JP)
Title: Semiconductor device
Inventor: SAKURAI TETSUTADA
IPC: H01L29/32
Filed: 1984-03-12
Abstract: PURPOSE:To contrive the improvement in high withstand voltage characteristic by eliminating the heat runaway of an element by reduction in parasitic bi-polar effect by a method wherein at least a region containing generated recombination centers or a region whose band gap is winder than that of the semiconductor region in the periphery is formed in the base region of a parasitic bi-polar transistor. CONSTITUTION:A P type island 18 and an N type island 19 are provided in a supporting substrate 16 made of polycrystalline Si or the like via isolation film 17 composed of an insulation film or a semi-inuslation film. A P-channel DSA-structural MOS transistor 20 and an N-channel DSA-structural MOS transistor 21 are formed in these islands. The transistors 20 and 21 have drains 3, channels 4, sources 5, the insulation films 6 of gates, the insulation films 7 of fields, source electrodes 8, gate electrodes 9, drain electrodes 10, contact windows 11, and field plates 81 and 91; besides, consists of buried layers 22, etc. for reduction in so called back gate effect. Then, a region containing a large amount of generated recombination centers, region whose band gap is wider than that of the semiconductor region in the periphery, or region 23 having both these effects is formed in the channel 4 serving as the base of the parasitic bi-polar transistor.
Patent JP-S60190407-A (JP)
Title: Production of trans-1,4-polyisoprene
Inventor: YAMADA KUNITAKA
IPC: C08F4/00
Filed: 1984-03-12
Abstract: PURPOSE:The polymerization of isoprene is carried out using a catalyst containing, at a specific ratio, an organoaluminum compound and a solid Ti catalyst which has been prepared by crushing an Mg halide together with a specific Ti compound to produce the titled polymer containing a large amount of the structure same as the natural rubber. CONSTITUTION:The objective polymer is obtained by allow isoprene to polymerize in the presence of a catalyst composed of (A) a solid titanium catalyst which has been prepared by crushing a titanium compound of the formula: TiX3.n(AlCl3) (n is 0, 1) or a combination thereof with an electron donor and (B) an organoaluminum compound of the formula: AlR3 (R is 1-8C alkyl) where the molar ratio of Al/Ti is 2 or more.
Patent JP-S53131746-A (JP)
Title: Oscillator circuit with cavity resonator
Inventor: ENDOU AKIRA
IPC: H03B9/12
Filed: 1977-04-22
Abstract: PURPOSE: To reduce the number of the component part as well as to reduce the overall size of an oscillator circuit by constituting both the cavity resonator using the conductor metal which is printed on both surfaces of the ceramic substrate and the electrode post into one body. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H10240008-A (JP)
Title: Image forming device, developing device therefor, and toner cartridge used for the developing device
Inventor: MAKINO KAZUNORI
IPC: G03G15/08
Filed: 1997-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a developing device for an image forming device which adjusts toner dispersion and so on in a toner cartridge and properly detects an amount of remaining toner. SOLUTION: A laser printer stirs the toner in the toner cartridge 30 and supplies toner from a toner supply port 206 by the rotation of an agitator 32 in the toner cartridge 30, and forms an image by an electrophotographic process. The agitator 32 consists of at least two elastic thin mediums 406 and 408, and the second thin medium 408, followed by another, rotates following the rotation of the first thin medium 406.
Patent JP-H08246119-A (JP)
Title: Surface treating device for metal
Inventor: NOMURA SEIJI
IPC: C21D1/09
Filed: 1995-03-06
Abstract: PURPOSE: To prevent the influence of the magnetic blowing of plasma torches, to hold the exact irradiating position accuracy of current flows and to improve the productivity, as for the electron current of plural parallel electron current torches, by executing magnetic control and variably controlling the generating direction. CONSTITUTION: Plural plasma torches 1 and 2 constituted of a gas nozzle 6 incorporated with a plasma electrode are parallelly assembled, and the plasma arc 7 of the electron current of a high density heat energy source is simultaneously generated and is applied to the part 3a to be treated in a work 3. In the surface treating device for metal, each surrounding of the plasma torches 1 and 2 is provied with electromagnetic coils 9 and 10, and by rectangular power sources 11 and 12, the applying direction of the current is changed. By the magnetic stirring operation of the electromagnetic coils 9 and 10, the magnetic blowing of the adjacent plasma torches 1 and 2 is suppressed to prevent the generation of the inclining phenomenon of the plasma arc 7, and treatment free from the deviation of irradiation is executed to the treating part 3a.
Patent JP-S58162359-A (JP)
Title: Heat sensitive recording device
Inventor: YAMADA YOSHITAKA
IPC: H04N1/23
Filed: 1982-03-23
Abstract: PURPOSE:To replace a thermal head readily, by specifying a heating resistor in the thermal head, whose resistance value is closest to the average or central resistance value of a plurality of heating resistors by an input means, and adjusting heating energy by utilizing the resistor. CONSTITUTION:When the heat sensitive recording device is started to operate, i.e. when a power is supplied from a power source 2, a driving circuit 14 reads an applied energy adjusting value and a pulse width from a nonvolatile memory 13. Thus the pulse width of a driving signal DV to the thermal head 4 is determined for succeeding operation. An input part 7 specifies the representative resistor 6 whose value is approximately the same as the average resistance value of a plurality of the heating resistors 5, i.e. the resistance value shown by the thermal head 4 based on said pulse width. Then a connecting switch 8 is closed. The resistance value is measured by a resistance value measuring circuit 10 through a constant current power source 9. The value is recorded in the memory 13 through a pulse width converting circuit 11 and an AD converter 12. Therefore, the applied energy adjustment when the thermal head is replaced can be automatically performed, and the thermal head can be quickly and readily replaced.
Patent JP-H11250574-A (JP)
Title: Optical disk device
Inventor: MIYAHARA MAKOTO
IPC: H04N19/00
Filed: 1998-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a new optical disk device which can recognize automatically compression factor and can expand it without providing a means in which the compression factor is specified at the time of reproduction, in an optical disk in which the compression factor of a recorded picture is variable. SOLUTION: When a picture is recorded, an input picture is compressed at a compression factor specified by a microcomputer 7 with a picture compression circuit 1, and sent to a recording system signal processing circuit 2. The recording system signal processing circuit 2 performs processing in which compression factor information is superimposed to compressed picture data and processing in which it is converted to a recording signal. A recording signal is recorded in an optical disk 4, after appropriate signal processing for recording at an optical head and a peripheral circuit 3 is performed.  At the time of reproduction, the signal recorded by the optical head and the peripheral circuit 3 is read, processing in which a reproduced signal is converted to compressed picture data and processing of reading out compression factor information are performed by a reproduction system signal processing circuit 5. The microcomputer 7 indicates the compression factor to a picture expanding circuit 6. The picture expanding circuit 6 performs expanding processing of a picture conforming to the indicated compression factor.
Patent JP-S53130602-A (JP)
Title: New antibiotic aculeacin aalpha and its preparation
Inventor: KOTANI MASARU
IPC: A61P31/04
Filed: 1977-04-19
Abstract: PURPOSE: Antibiotic aculeacin Aα having the estimation formula (R is myristic acid residue). Characteristics thereof are as follows; elementary analysis, C 56.48%, H 8.60%, N 9.24%, molecular weight by the Rast method, 1015; m.p. 174-177°C, specific rotation [α] 2 D 3 =-46.8° (C=0.25, methanol); color reaction: positive to Pauly's reaction, etc., negative to nihhydrin reaction, etc.; soluble in lower alcohols, slightly soluble in ethyl acetate, hardly soluble in acetone, etc.; white neutral substance; UV absorption spectrum shows a peak at 278mn; etc. white neutral substance; UV absorption spectrum shows a peak at 278mn; etc 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H07252666-A (JP)
Title: Grain-oriented magnetic steel sheet with coating film excellent in water resistance
Inventor: TAKAHASHI FUMIAKI
IPC: C23C22/00
Filed: 1994-03-16
Abstract: PURPOSE:To produce a grain-oriented magnetic sheet with a coating film excellent in tension imparting effect by preparing the grain-oriented magnetic steel sheet with the vitreous coating film containing a specific ratio of a crystalline part composed of aluminum borate and the balance iron or the like and excellent in water resistance. CONSTITUTION:The grain-oriented magnetic steel sheet containing >=50vol.% crystalline part composed of aluminum borate and the balance of at least one element of iron, cerium, silicon, cobalt, zinc and nickel and having the coating film composed of the vitreous substance and/or the crystalline substance except aluminum borate and excellent in water resistance is prepared. Where, when the content of total boron and aluminum in the coating film expressed in terms of metaboric acid and alumina is 100 pts.wt., the existing quantity of iron, cerium, silicon, cobalt, manganese, zinc and nickel is 0.5-30 pts.wt. As a result, the grain oriented magnetic steel sheet having the coating film excellent in high tension imparting property and water resistance is obtained.
Patent JP-S63212621-A (JP)
Title: Method and device of loading tile bundle product
Inventor: MATSUNAGA HARUO
IPC: B65G57/08
Filed: 1987-02-27
Abstract: PURPOSE:To prevent damage of a tile bundle due to contact of the tile bundles with each other, by a method wherein when or right before the lower edge of a tile bundle product makes contact with the upper surface of a preceding tile bundle prod or a pallet for conveyance, the tile bundle prod is released from nipping, and is loaded in a standing-upright state. CONSTITUTION:A tile bundle product 40, inclined backward, is moved in the direction of an arrow mark in orientation held as it is as it approaches the side of the tile bundle product 40 precedingly loaded and orderly placed. When and right before the rear lower edge of the tile bundle product makes contact with the upper surface of the precedingly loaded tile bundle product 40, a clamp arm 35, by which the upper front thereof is nipped, is unclamped through the working of an air cylinder 37, and the inclined tile bundle product 40 is released and erected upright under gravity. Simultaneously, with an elevating motor drive motor 22 run, an elevating frame 24 is elevated upward, and through the working of an air cylinder 27 for inclination, a clamp frame 29 is restored to a horizontal position. As a clamp plate 32 is restored to a vertical position, a traveling frame 9 is returned to a position above the tip of a tile bundle product carriage conveyor 7.
Patent JP-S60188067-A (JP)
Title: Peroxidase-containing composition
Inventor: FUJITA ISAO
IPC: C12N9/96
Filed: 1984-03-09
Abstract: PURPOSE:To obtain a stable peroxidase-containing composition with little loss of the enzymatic activity, keeping the original shape of the enzyme, by adding sugar or sugar alcohol and animal serum to a peroxidase. CONSTITUTION:A sugar or sugar alcohol, and animal serum are added and mixed to a peroxidase or an adduct of a peroxidase and an immunoactivating substance, and if necessary, the obtained aqueous composition is freeze-dried to obtain the objective composition.
Patent JP-H11229685-A (JP)
Title: Lock controller for noncontact type door
Inventor: USUI KENZABURO
IPC: E05B49/00
Filed: 1998-02-10
Abstract: PROBLEM TO BE SOLVED: To incorporate a noncontact type lock controller into a door without changing the appearance shape (a notched section for fitting an electric lock) of a central section on the opening-end section side of the door, including a conventional standard type lock controller. SOLUTION: A power supply case 10 is fitted into a notched section for the door-side electric wire case of a conductive metal fitting formed to the hanging-root end face 11 of the door 1 in a jointly using manner, and the power supply case 10 consists of a mounting piece 15 fixed onto the hanging-root end face 11 and a case-shaped section 17 installed onto the inwall surface of the mounting piece 15.  A power-supply housing section 18, a control-means housing section 22 electrically controlling an electric lock 3 mounted at a central section on the opening-end section side of the door on the basis of a power supply 20 housed in the power-supply housing section 18 and a receiver 26 receiving the electric waves of a noncontact type locking-releasing signal transmission means 27 and transmitting a received release or locking signal to a control means 23 for the control-means housing section 22 are set up to the case-shaped section 17 at that time.
Patent JP-S61206813-A (JP)
Title: Connecting rod with piston pin
Inventor: SHIMADA TOSHIO
IPC: F16J1/14
Filed: 1985-03-08
Abstract: PURPOSE:To reduce the number of bearings and to decrease the weight of an engine, by a method wherein a connecting rod is divided into 2 parts at a surface extending right angles with the direction of a main shaft, and a piston rod is integrally protruded from a surface opposite to the division surface of each small end part. CONSTITUTION:A connecting rod 7 of an engine is divided into 2 parts at a surface extending right angles with the direction of the axis of a crank shaft 15, and a piston 9 is integrally protruded from a surface opposite to the division surface of a small end part 8 of each rod 7. This eliminated the need for employment of a bearing, to which a piston pin 9 is pivotally supported, to the small end part of the connecting rod 7, resulting in the possibility to reduce the mass of a reciprocating part and the mass of a balance weight and decrease the size and the weight of an engine along with the decrease in the masses.
Patent JP-S63212147-A (JP)
Title: Air bag device
Inventor: SHIRAKI KOJI
IPC: B60R21/20
Filed: 1987-02-27
Abstract: PURPOSE:To prevent the deterioration of visual perception for an instrument panel by folding the air bag of an air bag device provided on the boss section of a steering wheel in such a way that the height thereof from a horizontal plane including a suction opening is to be designed to be low on one side, while being designed to be high on the other side. CONSTITUTION:An air bag device 1 arranged onto the boss upper section of a steering wheel includes a gas charger 2 provided with gas discharging ports 2a on the upper section thereof and an air bag 3 which is formed into a roughly spherical shape when expanded. And a pad 6 covering the upper and side sections of the folded air bag 3 and provided with an easy-to-break thin wall section 6a on an upper wall 6A thereof, and a back-up plate 10 laid on the bottom circumference of the air bag 3 are also included. In this case, the air bag 3 is folded in such a way that its height from a horizontal plane provided with a suction opening 3a is designed to be low on the front side on the horizontal direction, while being designed to be high on the rear side across the suction opening 3a. And the upper wall 6A of the pad 6 is formed into the state of slant facing to the upper section of the air bag 3.
Patent JP-H06259702-A (JP)
Title: Perpendicular magnetic disk device
Inventor: WAKAMATSU HIROAKI
IPC: G11B5/31
Filed: 1993-03-08
Abstract: PURPOSE:To eliminate the distortion of a reproduced waveform and to prevent the generation of the error in the reproduced signal by removing a noise generated from 180 deg. magnetic domain walls generating on a magnetic domain in a soft magnetic backing layer of a perpendicular magnetic disk and mixed into the reproduced signal. CONSTITUTION:The perpendicular magnetic disk 1 constituted by laminating perpendicular recording films on the soft magnetic backing layer and a perpendicular magnetic head 11 of single magnetic pole type to record/reproduce against the magnetic disk 1 are at least provided in the device. A preamplifier 21 to amplify the reproduced signal including the noise which is generated from the 180 deg. magnetic domain walls of the soft magnetic backing layer, and a high pass filter 22 having the cut-off frequency lower than the lowest frequency of the reproduced signal for removing the noise in the reproduced signal are provided at an input stage of a reproduced signal processing circuit 23 to process the reproduced signal of the perpendicular magnetic head 11.
Patent JP-H06260864-A (JP)
Title: Transmission output amplifier
Inventor: KUNITOMO KOICHI
IPC: H03G5/16
Filed: 1993-03-08
Abstract: PURPOSE:To control bias currents of amplifying elements in an exciter part and a power amplifying part in accordance with the magnitude of a radio input signal. CONSTITUTION:The value of the control signal applied to a control signal input terminal 14 is adjusted in accordance with the magnitude of the radio input signal inputted to an RF input terminal 1, and bias currents of transistors TRs 4 and 7 are adjusted by the control signal. Thus, the output voltage of an exciter part A is variably controlled by the control signal. Further, gate voltages of TRs 17 and 20 are adjusted by the voltage applied to a gate voltage terminal 26, and the output power of a PA part B is variably controlled by the gate voltage.
Patent JP-2000239388-A (JP)
Title: Mercapto group-bearing silicic compound
Inventor: IYANAGI KOICHI
IPC: C07F7/08
Filed: 1999-02-24
Abstract: PROBLEM TO BE SOLVED: To obtain the subject new compound consisting of a specific silicic compound and useful as an adsorbent for amino acids, peptides, proteins, etc. SOLUTION: This compound is a compound having a partial structure of formula I (R1 to R4 are each O-Si, a group OR5 (R5 is H or a 1-4C alkyl) or the like), and is obtained by condensation reaction between a compound of formula II [R1' to R4' are each OH, a halogen, group of OR5' (R5' is H or a 1-4C alkyl) or the like] and a compound of formula III [R6 to R9 are each OH, a halogen, group of O-R10 (R10 is a 1-4C alkyl) or the like] in the weight ratio of pref. (40:60) to (70:30); wherein the above reaction is carried out pref. as follows: a dealcoholization reaction is made in the presence of an acid catalyst and then dehydration condensation reaction is made in the presence of a basic catalyst. An absorbent consisting of this compound can be used as a support for column chromatography intended for separation and can also be used for eliminating antigen proteins including allergens.
Patent JP-H03247985-A (JP)
Title: Drying control system for grain dryer
Inventor: NAGAI TAKASHI
IPC: F26B25/22
Filed: 1990-02-26
Abstract: PURPOSE:To prevent the varieties of drying of grains by a method wherein drying is controlled by a sensor, detecting the moisture of the grains after a predetermined period of time has ellapsed from the starting of the drying, so that a time until the detection of next time is finished is specified as a continuous circulation drying time, upon the continuous circulation of a grain dryer, drying the grains by switching from the continuous circulation into intermittent circulation. CONSTITUTION:Grains are circulated continuously from a reserving chamber 1 into a drying chamber 2 and are dried by the passage of dehumidifying air through the drying chamber 2 while continuous circulation drying is effected after a given period of time is ellapsed until a moisture sensor 5 is started and the detection of the moisture of the grains at next time is finished. When the detection of the moisture is finished, intermittent circulation drying is started and the grains are circulated simultaneously with the starting of the moisture sensor 5 while the circulation is stopped when a given period of time has ellapsed. A timing, in which the continuous circulation drying is switched into the intermittent circulation drying, is controlled so as to be constant at all times in such a manner whereby varieties will never be generated in the dehumidifying amount or drying of the grains and the drying of the grains, stabilized at all times, can be effected.