baber/WOPTO huggingface dataset:
Patent JP-H0499135-A (JP)
Title: Method for controlling sintering of calcined lump ore
Inventor: YAMAGUCHI ATSUSHI
IPC: F27B21/10
Filed: 1990-08-07
Abstract: PURPOSE:To obtain a calcined lump ore with the strength, grain size, etc., improved by dividing the delivery gate of a bed ore hopper into plural sections, making the opening degrees adjustable and adjusting the opening degree based on the distribution of the temps. below a grate in a specified wind box in its cross section. CONSTITUTION:The gate 3 of a bed ore hopper 1 is divided into plural sections in the cross section of a pallet, and each sectional gate 3 is independently opened and closed by an opening and closing device 27. The bed ore generated in the production of a calcined lump ore is charged to the hopper 1 and delivered on the grate of a pallet 8 from the gap between a roll feeder 2 and the gate 3. A green pellet as the raw material is then charged on a bed ore layer 10 from a conveyor 5, the surface is ignited by an ignition furnace 7, the atmosphere is passed through a raw material layer 11 and sucked by a main blower 15 through many wind boxes 12, etc., and the raw material layer 11 is sintered. In this case, the temps. below the grate in a specified wind box 12 in its cross direction are measured, the opening degree of the sectional gate 3 is adjusted by a controller 26 based on the temp. distribution to uniformize the internal temp. distribution of the raw material layer 11, and a calcined lump ore 16 is obtained.
Patent JP-2000005017-A (JP)
Title: Device preventing cover bedding from slipping
Inventor: TAKIMOTO TETSUO
IPC: A47C21/00
Filed: 1998-06-18
Abstract: PROBLEM TO BE SOLVED: To prevent a cover bedding from slipping down from a mattress or a bed during sleeping by press-fixing a pair of pressing boards to each other with a screw and fixing a belt to the pressing boards. SOLUTION: A cover bedding slippage preventing device fixes a cover bedding by inserting the end of the cover bedding between pressing boards 1 and 2 and screwing with a screw 3. Then, the belt 4 is fixed to the press boards 1 and 2. At the time of using this, the end of the cover bedding is fixed between the pressing boards 1 and 2 by inserting the end of the cover bedding between the pressing boards 1 and 2 and screwing with a screw 3. Next, at the time of inserting the belt 4 between the mattress and a floor or between the mattress and a bed main body in the case of a bed, the cover bedding and the mattress are fixed or the cover bedding and a mattress on the bed are fixed to prevent the slipping down of the cover bedding.
Patent JP-S6274216-A (JP)
Inventor: NAKAJIMA KAZUNORI
IPC: A01G1/04
Filed: 1985-09-25
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-S6271938-A (JP)
Title: Photographing device
Inventor: SEKI TATSUYUKI
IPC: H04N5/238
Filed: 1985-09-25
Abstract: PURPOSE:To prevent photographing from failure due to exposing conditions by continuously taking plural pictures under a proper exposing condition obtained from film sensitivity or the photometry of an object and exposing conditions close to the proper one. CONSTITUTION:After completing imprint under the proper exposing condition, similar recording iis executed under exposing conditions before and after the proper one. Since photographing is continuously executed under the proper exposing condition and the exposing conditions before the after the proper one only by one operation of a release button 6, three continuous images of the same object can be taken by an electronic camera and a film camera. Thus, plural continuous images are taken under the proper exposing condition obtained from the film sensitivity or the photometry of the object and exposing conditions close to the proper one, so that photographing can be prevented from failure due to the exposing conditions.
Patent JP-S5998992-A (JP)
Inventor: KURIMOTO NAKATOMI
IPC: E21B6/00
Filed: 1982-11-30
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-2001039772-A (JP)
Title: High strength silicon carbide sintered body and its production
Inventor: SHU YU
IPC: C04B35/565
Filed: 1999-07-26
Abstract: PROBLEM TO BE SOLVED: To produce a high strength silicon carbide sintered body which is obtained by adding a non-oxide sintering aid capable of accelerating the densification even at a low temp. to be sintered while lowering the sintering temp. of the silicon carbide sintered body and to provide a method for producing the same in a short time by a pulse electric current sintering method. SOLUTION: The high strength silicon carbide sintered body is obtained by adding 1.5 to 10.0 wt.% of a non-oxide sintering aid, in which aluminum carbide and boron carbide are mixed in such a ratio that the most preferable molar ratio of the former to the latter is 2:1, to a fine silicon carbide powder produced by a CVD method or from an organic raw material and having an average particle size of about several tens of nanometer and then sintering the obtained mixture by applying electric pulses. The method for producing the high strength silicon carbide sintered body comprises adding 1.5 to 10.0 wt.% of the non-oxide sintering aid to the fine silicon carbide powder produced by a CVD method or from an organic raw material and having the average particle size of about several tens of nanometer and then sintering the obtained mixture by applying electric pulses at 1,500 to 1,750 deg.C.
Patent JP-H0956758-A (JP)
Title: Dentist's treatment chair
Inventor: SUGIMOTO KIYOSHI
IPC: A47C1/024
Filed: 1995-08-18
Abstract: PROBLEM TO BE SOLVED: To provide a dentist's treatment chair which gives patient neither sense of uneasiness nor numbness even during a treatment taking a long time by constituting a counter seat, which is the part where body pressure is mostly applied when a patient sits or lie down, of a low repulsive and elastic material. SOLUTION: The dentist's treatment chair 10 having a back rest 12 and a counter seat 13 is used for dental treatment by raising or falling the back rest, whereas the counter seat 13 including the part, where the buttocks touch, is constituted of a low repulsive and elastic material 20. The low repulsive and elastic material 20 is inserted into a hollow portion 21a of a base member 21 of the counter seat, so that the counter seat may not be deformed.
Patent JP-S6270114-A (JP)
Title: Removal edge construction for ic takeout device
Inventor: KURIHARA MITSUGI
IPC: H01L21/68
Filed: 1985-09-24
Abstract: PURPOSE:To have sure taking-out of IC's in an IC takeout edge construction by furnishing rollers to the oversurface of a takeout edge at a spacing which is a little greater than the IC thickness. CONSTITUTION:When a takeout edge 64 advances in the direction shown by the arrow into a socket 16, first a roller 66 gets on the oversurface of IC10 to press it downward, and then the tip 64a of the edge intrudes under the undersurface of the IC10 to draw it off from the socket 16. The IC10 thus taken out heaves a roller 72 to intrudes in a groove 68, and is retained there. This construction provides sure taking-out even when IC's in the socket have uneven heights and spacings.
Patent JP-S59101457-A (JP)
Title: Preparation of chlorothioformic acid ester
Inventor: HIROTA YOUJIROU
IPC: C07C325/00
Filed: 1982-12-02
Abstract: PURPOSE:To prepare the titled compound useful as an intermediate of agricultural chemicals, pharmaceuticals, perfumes, etc., in high yield, without using phosgene, by reacting trichloromethyl chloroformate with a mercaptan in the presence of a dehydrochlorination agent. CONSTITUTION:The objective compound can be prepared by reacting trichloromethyl chloroformate with a mercaptan in a solvent such as ethyl ether, toluene, chloroform, etc. in the presence of a dehydrochlorination agent (e.g. triethylamine, pyridine, dimethylaniline, etc.) at -10-+60 deg.C, preferably -5-+40 deg.C for 0.5-12hr. The amount of the mercaptan is 0.5-10mol, preferably 1-5mol per 1mol of trichloromethyl chloroformate, and that of the dehydrochlorination agent is 0.1-10mol, preferably 0.5-5mol per 1mol of the mercaptan.
Patent JP-S60102240-A (JP)
Title: Manufacture of poly v-pulley made of thin plate
Inventor: ISHII MASAMI
IPC: B21D53/26
Filed: 1983-11-09
Abstract: PURPOSE:To obtain a light weight poly V-pulley that can withstand high speed rotation and high torque by forming a cuplike can having a thin peripheral wall from a thin material and after forming the peripheral wall part to currugated form, rolling a poly V-groove. CONSTITUTION:The outer periphery 1a of a circular thin plate material 1 is thinned by press work. A cuplike can 3 consisting of a thinned peripheral wall part 4 and a bottom wall part 5 having thickness of the material is formed by further press work. Then, a corrugated form 6 having crests and troughs is formed in the peripheral wall part 4, and a semi-manufactured products in which the peripheral wall part 4 is formed to a corniced shape 7 by compression. Then, it is held by a corrugation rolling roll 9a and a rotation supporting roll 9b, and a poly V groove 11 is formed by a rolling roll 10, and a poly V-pulley 12 is obtained.
Patent JP-H0376385-A (JP)
Title: Conference room photographing device
Inventor: KISHIDO NORIMICHI
IPC: H04N5/225
Filed: 1989-08-17
Abstract: PURPOSE:To smoothly photograph a video conference even when an operator for camera operation is absent by automatically adjusting the zooming degree and photographing direction of a camera for video conference by a sound input. CONSTITUTION:The number of sound collecting microphones 1 is prepared corresponding to the number of people present and in a sound comparator 2, it is judged from which microphone 1 the sound is inputted. Then, direction information are outputted to a control part 3. Based on the direction information, the control part 3 executes rotation control toward a speaker to a rotary stand 4 and executes zoom-in control to a zoom lens 6. A main body 5 of the camera is fixed to the rotary stand 4 and the direction of the camera is rotated to a designated angle. When there is no sound input from the microphone 1, the comparator 2 outputs information as no signal to the control part 3 and even when there are plural speakers,samely, the comparator 2 judges that there is no signal. Corresponding to the inputted no signal information, the control part 3 executes the rotation control to the rotary stand 4 so that it can be back to a constant position. To the lens 6, zoom-out control is outputted.
Patent JP-H0876341-A (JP)
Title: Cap of replenishing port for replenishing liquid
Inventor: TOMIYASU MIKI
IPC: G03D3/00
Filed: 1994-09-05
Abstract: PURPOSE: To obtain a cap for a replenishing port for a replenishing liquid capable of surely preventing the splashing of the replenishing liquid and the intrusion of other replenishing liquids and filling the replenishing liquid into the replenishing port without degrading the workability thereof at the time of such filling. CONSTITUTION: The cap 114 for opening and closing the replenishing port 108, etc., is composed of a main body part 116 and a pair of side wall parts 118 formed integrally at both ends of this main body part 116. The replenishing port 108 is held in the state that its circumferential edge part is enclosed to a U shape in plain view when the cap 114 is in the state of opening the replenishing port 108. Then, the splashing of the replenishing liquid 18 prevented by the cover 114 even if the liquid tends to splash to the periphery. The intrusion of the other replenishing liquid into the adjacent replenishing ports does not arise. There is no need for excessively and prudently executing the filling operation and the degradation of the filling workability does not arise.
Patent JP-S58116560-A (JP)
Title: Liquid developing copying device
Inventor: KATAYAMA HAJIME
IPC: G03G15/10
Filed: 1982-12-01
Abstract: PURPOSE:To obtain an economical reusing device for a developer by collecting liquid containing carrier liquid vaporized from a developing and a fixing part in a tank which has two bulkheads, and separating the liquid into carrier liquid and water by the difference of specific gravity. CONSTITUTION:The tank 28 for storing collected liquid by collecting developer carrier vapor has two bulkheads 281 and 282; the collected liquid is separated by the 2nd bulkhead 282 up to a specific amount and in the 1st right chamber, the carrier liquid and water collected by a collecting device and other impurities are mixed and drops in the tank 28 through a waste liquid opening 27. The 1st bulkhead 281 prevents the mixed liquid of the carrier liquid and water from overflowing the 2nd bulkhead 282. The mixed liquid is stored in the 1st chamber firstly and separated into the carrier liquid 41 at an upper part and water 42 at a lower part completely by their difference in specific gravity; and only the carrier liquid 41 is allowed to overflow the peak 282a of the 2nd bulkhead 282 and collected in the 2nd left chamber.
Patent JP-S6452644-A (JP)
Title: Production of superconducting material of oxide type
Inventor: UCHIKAWA HIDEFUSA
IPC: C04B35/00
Filed: 1987-08-24
Abstract: PURPOSE:To obtain the titled superconducting material having high transition temperature and large critical current density, by uniformly blending each alkoxide or acetylacetonato of a specific element of group IIa of the periodic table, element of group IIIa and copper in a solvent, hydrolyzing and calcining the product. CONSTITUTION:Aloxides (e.g. isopropoxide) or acetylacetonatos of one or more elements selected from Mg, Ca, Sr and Ba of group IIa of the periodic table, one or more elements selected from Sc, Y and lanthanide of group IIIa and Cu are prepared. These compounds in a given ratio are uniformly blended in a solvent (e.g. methyl alcohol) and hydrolyzed to give a mixture of oxides or hydrates (hydroxides) of the elements. Then the prepared mixture is calcined to give a superconducting material of oxide type.
Patent JP-H0374430-A (JP)
Title: Production of polyester
Inventor: TATSUMI HIROAKI
IPC: C08G63/688
Filed: 1989-08-16
Abstract: PURPOSE:To obtain a polyester, excellent in antimicrobial, deodorizing and freshness retaining properties and moldability and suitable as fiber for wadding of FUTON (thick bedquilt), socks, stockings, etc., packaging films, etc., by copolymerizing specific components and adding a glycol-soluble silver compound thereto. CONSTITUTION:The objective polymer obtained by adding and copolymerizing (C) (i) an aromatic dicarboxylic acid (derivative) containing metal sulfonate group nuclearly substituted therein in an amount of 1-10wt.% based on the whole acid component or (ii) a polyalkylene glycol (derivative) having 300-6000 number-average molecular weight in an amount of 1-20wt.% based on the whole acid component with (A) a terephthalic acid component and (B) a 2-10C diol component and adding (D) a glycol-soluble silver compound (e.g. silver acetate or silver lactate) in an amount of 1X10<-4> to 1wt.% (based on the polyester) thereto in a stage before completing polycondensation.
Patent JP-H0374877-A (JP)
Title: Semiconductor device
Inventor: TANAKA YOSHIMITSU
IPC: H01L29/749
Filed: 1989-08-15
Abstract: PURPOSE:To achieve a highly reliable operation by enabling a channel of FET to be normally open in a depletion layer of a PN junction which is placed on the surface and adding gate voltage for conducting current. CONSTITUTION:A P layer 1 is provided at an N layer 3 on a P-type Si substrate 2 and a gate electrode G is placed on the side surface of an embedded region 4 through an SiO2 film 5. A cathode electrode K is connected to the N layer 3 and an anode electrode A is provided at the P layer 2. A depletion layer is extended from the P layer 1 into the embedded region 4, current between electrodes AK is shut off when the gate potential is below a threshold value, an electron accumulation layer is formed on the surface of the embedded region 4 when a positive voltage exceeding a threshold value is applied to the electrode G, and the region between the electrodes AK is allowed to conduct current with it as a channel. A positive hole begins to be injected, thus achieving current conduction in bipolar mode. This configuration eliminates the possibility of danger of ignition of a thyristor and achieves a highly reliable operation.
Patent JP-H0879132-A (JP)
Title: Spread spectrum system communication equipment
Inventor: NAGASE HIROSHI
IPC: H04W52/52
Filed: 1994-09-05
Abstract: PURPOSE: To reduce power consumption of a transmission power amplifier and cost. CONSTITUTION: In a portable telephone base station equipment using a direct spread spectrum system as the transmission system of digital signals, in the case of code division multiplexing and transmitting the signals of plural channels, the transmission power amplifier 109 of an allowable dynamic range smaller than a dynamic range provided in the multiplexed signals is used. In the prestage, an amplitude limiter circuit 104 set at an amplitude limiting level for minimizing the influence of the shortage of the dynamic range of the transmission power amplifier 109 is provided. The amplitude limiter circuit can be in constitution using an LSI for arithmetic operations or the simplified constitution by a ROM read system.
Patent JP-H0875911-A (JP)
Title: Synthetic resin mirror
Inventor: AKAGI KENJI
IPC: G02B5/08
Filed: 1994-09-05
Abstract: PURPOSE: To prevent warpage, distortion or the like without deteriorating reflection efficiency and to eliminate the need of specifying material for a metallic reflection film. CONSTITUTION: The metallic reflection film 2 is applied on one face of a transparent synthetic resin molded article 1, a synthetic resin molded article 3 is joined to the metallic reflection film 2 and the synthetic resin molded article 3 has the same cross-sectional shape as that of the transparent synthetic resin molded article 1. As a result, the transparent synthetic resin molded article 1 and the synthetic resin molded article 3, between which the metallic reflection film 2 is interposed has almost the same hygroscopicity and then, the warpage or distortion of the resin mirror is prevented and a metallic reflection film having high reflectance or the conventional metallic reflection film (e.g. aluminum or the like) can be used.  Then, the warpage, the distortion or the like is prevented and the synthetic resin mirror eliminated in the need of specifying the material for the metallic reflection film can be provided.
Patent JP-H0258877-A (JP)
Title: Semiconductor photo detector
Inventor: TORIKAI TOSHITAKA
IPC: H01L21/18
Filed: 1988-08-25
Abstract: PURPOSE:To shorten the transit time of electron, and enable high speed response by arranging a plurality of intermediate layers whose forbidden bandwidths are mutually different, between a semiconductor substrate and a light absorbing layer. CONSTITUTION:By hydride vapor growth method, intermediate layers composed of In0.92Ga0.08As0.16P0.84 (forbidden bandwidth-1.23eV) 2a, and In0.77Ga0.23As0.64P0.36 (forbidden band width-0.96eV) 2c are grown in order on an N<+>-InP substrate 1. Next, an In0.53Ga0.47As light absorbing layer 3 and an InP cap layer 4 are laminated. Each carrier concentration is about 5X10<15>cm<-3>. A P-type conducting region 5 is formed by thermal diffusion of Zn, and a PN junction front is positioned in the vicinity of the interface between the light absorbing layer 3 and the cap layer 4. Thereby, a semiconductor photo detector wherein transit time of electron carrier is short and the cut off frequency is high can be obtained.
Patent JP-H0875204-A (JP)
Title: Filter cover for ventilating fan
Inventor: MORIMOTO MASAO
IPC: F24F7/013
Filed: 1994-09-05
Abstract: PURPOSE: To permit the attaching of a filter cover to the ventilating fan main body easily by a method wherein a retaining body, provided with a hooking unit at one side surface end of the main body unit of filter cover and a pawl unit near the side surface of the other side of the same, is provided while the pawl unit of the retaining body is energized at at all times toward the hooking unit. CONSTITUTION: A filter cover 1 is attached from the front surface of a ventilating fan so as to cover the whole of decorative cover 17 of a ventilating fan main body 6. In this case, a hooking unit 11, fixed to the end of upper surface of a cover main body unit 2, is inserted into a gap between the upper surface end rim of the decorative cover 17 and an indoor wall 18 under a condition that a lever 15 is pulled to this side. Next, a pawl unit 12 at the tip end of a retaining body 13 is inserted into and retained by a gap between the lower surface end rim of the decorative cover 17 and the indoor wall 18 by the resilient force of a spring 14 by releasing a lever. Thus, the filter cover 1 is retained under a condition that the decorative cover 17 is pinched from upper and lower directions.  According to this method, the filter cover 1 can be attached easily to the ventilating fan main body 6.
Patent JP-H0943768-A (JP)
Title: Heat-developable diazo copying material
Inventor: MATSUDA KAZUO
IPC: G03C1/76
Filed: 1995-07-27
Abstract: PROBLEM TO BE SOLVED: To obtain the heat-developable diazo copying material high in image density and superior in heat responsiveness at the time of high-speed recording and storage stability for a long period. SOLUTION: The diazo copying material contains a resin soluble in neutralized water with alkali and a water-soluble guanidine derivative as a basic material in a coupler layer and as a heat meltable material an alkylurea derivative represented by a formula RNHCONH2 in which R is a 6-22C alkyl group.
Patent JP-S59101409-A (JP)
Title: Composite filler
Inventor: YUASA SHIGEKI
IPC: A61K6/884
Filed: 1982-12-03
Abstract: PURPOSE:To provide a composite filler suitable as a restorative material for dental use, and composed of a vinyl polymer containing spherical inorganic oxide having specific particle diameter and composed mainly of silica and a metallic oxide selected from the I -IV groups of the periodic table capable of bonding with silica. CONSTITUTION:The objective composite filler is composed of a vinyl polymer having a particle diameter of preferably 0.1-150mum and containing an inorganic oxide having spherical form with a diameter of 0.1-1.0mum and preferably a specific surface area of 4.0-40m<2>/g and composed mainly of silica and at least a metallic oxide selected from the I -IV group element of the periodic table and capable of bonding with silica. Since the filler has excellent surface smoothness, high surface hardness and low heat expansion coefficient, it is suitable as a restorative material. The amount of the inorganic oxide in the composite filler is preferably 50-90wt%, and the composite filler is preferably further treated with a surface-treating agent.
Patent JP-S58112211-A (JP)
Inventor: HARADA TAKESHI
IPC: H01H1/04
Filed: 1981-12-25
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-S59101728-A (JP)
Inventor: ARIMATSU KEIJI
IPC: H01H33/59
Filed: 1982-12-03
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-H0276634-A (JP)
Title: Working liquid preparation device for electrocorrosion machine
Inventor: JIYOSEFU BUDEIN
IPC: B01D61/14
Filed: 1989-08-18
Abstract: PURPOSE: To maintain the content of a dense machining liquid tank to a low solid density capable of being used for cleaning the dense machining liquid without causing clogging of a membrane filter by combining the membrane filter and partial treatment of dense machining liquid achieved by a fleece filter. CONSTITUTION: The filter to which a dense machining liquid is supplied from a dense machining liquid tank 1 and from which a permeation liquid is discharged is made to be a membrane filter 3, and a treatment container 8 equipped with a fleece filter 9 is provided. At least partial dense machining liquid is supplied to the treatment container 8, and a partial flow prepared by the fleece filter 9 is returned to the dense machining liquid tank 1 from the treatment container 8.
Patent JP-S6361023-A (JP)
Inventor: RARUFU OTSUTORINGAA
IPC: C08G77/06
Filed: 1987-08-27
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。