baber/WOPTO huggingface dataset:
Patent JP-S62292650-A (JP)
Title: Method for clearly vitrifying porous glass
Inventor: MARUYAMA MASAO
IPC: G02B6/00
Filed: 1986-06-12
Abstract: PURPOSE:To prevent the damage and cracking of a quartz furnace core tube and to improve the labor effectiveness by charging a porous glass base material into the quartz furnace core tube, heating the material at a specified temp. to vitrify the material, cooling the material to a specified temp., taking out the material, and annealing the material. CONSTITUTION:The quartz furnace core tube 4 is held by an aluminum furnace core tube 2 in a furnace body 1, and a heater 3 is provided around the outer periphery to form a quartz furnace core tube electric furnace A. While a gaseous dehydrating agent such as halogens and a gas such as He for preventing the mixing of impurities are supplied from a gas feed hole 5 into the quartz furnace core tube 4, the porous glass base material 6 held by a mandrel 7 is heated to about 1,400-1,500 deg.C, dehydrated, melted, and vitrified. The inside of the furnace is then cooled to 800-900 deg.C and kept at the temp., and then the vitrified base material 6 is taken out and annealed to room temp. in another annealing furnace, etc. Meanwhile, a fresh porous glass base material is charged into the quartz furnace core tube 4 kept at the above-mentioned temp., and the similar process is repeated.
Patent JP-H0431426-A (JP)
Title: Resin composition
Inventor: IRIE TOSHINOBU
IPC: C08G59/28
Filed: 1990-05-28
Abstract: PURPOSE:To obtain the title comps. having excellent moldability, curability, and thermal stability and giving a molded article excellent in impact strength, abrasion and friction characteristics, etc., by compounding an epoxy vinyl ester compd., a maleimide compd., and a specific urethane compd. CONSTITUTION:An epoxy vinyl ester compd. (e.g. a compd. obtd. by reacting a polyglycidyl ether of a phenol novolac with methacrylic acid), a maleimide compd. (e.g. diphenylmethanebismaleimide), and an epoxidized urethane compd. (e.g. a compd. obtd. by reacting a bisphenol A epoxy resin with diphenylmethane diisocyanate) are compounded.
Patent JP-S5263541-A (JP)
Title: Bearing device
Inventor: URUSHITANI HARUO
IPC: F16C27/06
Filed: 1975-11-19
Abstract: PURPOSE: A bearing device having sufficient bearing capacity and safe construction. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H033181-A (JP)
Title: Disk cartridge
Inventor: TAKAHASHI KENJI
IPC: G11B23/03
Filed: 1989-05-31
Abstract: PURPOSE:To prevent the cutting of a cartridge main body made of a synthetic resin by providing a contact area enlarging part to an abutting edge surface part to the cartridge main body of a metallic shutter. CONSTITUTION:At the time of non-using the disk cartridge, when a metallic shutter 10 is slid so as to close an opening and an abutting edge surface part 20d of a guide piece 20 abuts on a rise wall 3b of a contact recessed part 3a of a lower half 3, an impact is dispersed by a contact area enlarging part 29 provided to the abutting edge surface part 20d, and the cutting of the cartridge main body made of the synthetic resin can be prevented. Consequently, the generation of a signal dropout due to the invasion of cutting powers, etc., can be eliminated, and a reliability can be improved.
Patent JP-S6030266-A (JP)
Title: Transfer type thermal recording device
Inventor: INUI TOSHIJI
IPC: H04N1/407
Filed: 1983-07-28
Abstract: PURPOSE:To obtain a recording image of high quality with high resolution by printing two succeeding lines divisionally plural times when the black rate of a one line exceeds such a predetermined black rate that sticking is prevented. CONSTITUTION:An image signal read by an image signal reading circuit 1 is inputted to a thermal head driving circuit 2 and a black rate detecting circuit 5 successively in series. The black rate detecting circuit 5 counts the amount of the black image signal of the image signal inputted in series, line by line, to calculate the black rate N of every time and apply to a comparator 6. The black rate N0 (=50%) below which no sticking occurs is set in a black rate setting circuit 4, and this is compared with the black rate N detected by the comparator 6. When the detected black rate N exceeds the rate N0, 50% of the image signal of the corresponding line is printed and the remaining 50% is printed after recording paper is fed reversely by one line.
Patent JP-H0433793-A (JP)
Title: Mask unit for laser marking
Inventor: SADAI SHINJIRO
IPC: B23K26/066
Filed: 1990-05-30
Abstract: PURPOSE:To reduce a deviation between marked patterns and to obtain a marking excellent in visibility by providing a source to rotate a 1st rotary mask and a 2nd rotary mask and a phase difference correcting means to correct the phase difference between the rotary masks. CONSTITUTION:The 1st rotary mask 1 is fitted to a rotary shaft 3 and connected with a driving source 4. When the driving source 5 is driven and a pulley 13 is rotated, an annular reel 10 is interlocked and rotated by a belt 14 and, as a result, the 2nd rotary mask 2 is rotated. When the 2nd rotary mask 2 is fixed and the 1st rotary mask 1 is rotated to mark a consecutive number of two figures, a driving signal is given from a controller to the driving source 4 for the 1st rotary mask 1 according to the transferring timing of a material to be treated. When an error is found in the given signal, a speed reducer 20 is interposed as phase difference correcting means respectively at a position to engage the driving source 4 with the rotary shaft 3 and at a position to engage the driving source 5 with a pulley 13.
Patent JP-S6117836-A (JP)
Title: Electric range
Inventor: KAWANISHI HIDESATO
IPC: H05B3/76
Filed: 1984-07-04
Abstract: PURPOSE:To keep the service life of product longer even in corrosive circumstance by a method wherein a scroll type sheathed heater is employed as an exothermal body and the surface thereof is provided with a heat-resistant enamel layer. CONSTITUTION:The scroll type sheathed heater 1, employed as the exothermal body, is attached to the main body 3 through a support fitment 2. On the other hand, the sheathed heater 1 is made of a metallic pipe 13 of NCF800, for example. Electrically fused magnesia powder is used as electric insulation powder 12 and nickel-chrome wire is used as an electric heating wire 11 respectively. The metallic pipe 13 of the sheathed heater 1 is provided with the heat-resistant enamel layer 14, consisting of the principal constituent of SiO2 and BaO, on the surface thereof. According to this method, the reaction between corrosive substances, such as the soup of misoshiru or lamen, fish oil or the like, may be restrained, crack of the metallic pipe 13 and the disconnection of the electric heating wire 11 may be avoided and the service life of the products may be kept for a long period of time.
Patent JP-H07321654-A (JP)
Title: Analog-to-digital converter
Inventor: RARI II EKURUSUTON
IPC: H03M1/14
Filed: 1995-05-12
Abstract: PURPOSE: To execute highly precise sampling by the use of an A/D converter of comparatively low precision in addition to a 2nd digital converter by outputting reference voltage to be impressed to one input terminal of a null detector through the comparatively low precision A/D converter and impressing input voltage to the other input terminal. CONSTITUTION: Input voltage to be measured is inputted from an input terminal 10 to a signal processing circuit 12. The preprocessed input voltage is inputted to the comparatively low precision A/D converter 14 and converted into a digital value and 1st converted voltage is outputted. A microprocessor 16 fetchs the output of the converter 14, adds a code indicating polarity to an amplitude value, the code-added value is stored in a memory 20 through a bus 18 and the amplitude value of the input voltage is displayed on a display device 22. The processor 16 allows a DC voltage generator 24 to generate DC voltage close to the input voltage by the use of the digital value of the input voltage, the DC voltage is inputted to one input terminal of the null detector 30 and the input voltage is applied to the other input.  The output is inputted to a comparatively low precise A/D converter 12. The processor 16 changes the DC voltage so that the detector 30 is turned to a non-saturated state, reads out the changed voltage and adds the read voltage to the 1st converted voltage to find out the input voltage.
Patent JP-S5363667-A (JP)
Title: Method of removing water from slurry of cranular material
Inventor: YAMAMOTO MASAJI
IPC: B01D29/00
Filed: 1976-11-18
Abstract: PURPOSE: To provide a highly efficient dehydrating method, according to which a primary dehydration is carried out by removing water contained in slurry of granular material by the action of gravity, and then secondary dehydration of water attached to the surface of granular material is conducted by causing free fall of granular material formed in blocks, while causing dissociation of the same. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H05334566-A (JP)
Title: Merchandise sales register
Inventor: KANAI TATSUHIKO
IPC: G07G1/12
Filed: 1992-05-29
Abstract: PURPOSE:To issue a delivery slip without troubling a customer to omit a registration processing by making a delivery slip data output means to output sales data registered in a daly transaction at the time of the reception of an order and customer data recognized by a customer recognizing means and retrieved from a customer master to a printer. CONSTITUTION:Inputted sales data is temporarily stored in a RAM 5, then is stored in the storage area of the daly transaction of a hard disk drive 6 and an ID card carried by the customer is read by a card reader 16. When the delivery of a product is asked and a delivery key 17 is turned on, an unpaid flag is set on sales data of the daly transaction. Next, when a delivery slip key 18 is turned on, sales data of the daly transaction, customer data of the customer master and the merchandise code of a merchandise master are transferred to RAM 5 and delivery slip data prepared on RAM 5 is outputted by the printer 15 to issue the delivery slip.
Patent JP-S5765276-A (JP)
Title: Power supply device
Inventor: HOSHI TOSHIHIKO
IPC: H02M7/757
Filed: 1980-10-06
Abstract: PURPOSE:To decrease the variation of reactive power and the increase of the reactive power, based on the variation of DC voltage or AC system voltage by connecting a separately excited type power converting apparatus for a booster in series with a power inverter to a DC power supply. CONSTITUTION:The separately excited type inverter 12, the separately excited  type power converting apparatus 14 for the booster and a DC reactor 16 are connected in series with the DC power supply 10. The separately excited type inverter  12 and the separately excited type power converting apparatus 14 for the booster  are connected to the AC system 20 through a transformer 18 for the converting apparatus. The separtely excited type inverter 12 is operated making fixed allowance  angle control or a control lead angle, where the reactive power is minimized, constant while all variation of the output voltage of the separately excited type inverter  12 with the output voltage variation of the DC power supply 10 and the voltage variation of the AC system 20 are controlled so as to be compensated by means of  the separately excited type power converting apparatus 14 for the booster.
Patent JP-H0433509-A (JP)
Title: Cutting tool for braid of coaxial cord
Inventor: TOBE MANABU
IPC: H01R43/00
Filed: 1990-05-29
Abstract: PURPOSE:To cut a braid with such simple operation as to catch a base plate and an upper plate by holding the root of a braid with an inner edge, and rolling up the braid from a dielectric with a finger, and, in that condition, setting an outer edge on the inner edge so as to cut the braid crosswise. CONSTITUTION:When the root of a stripped braid 4 is put on the inner edge 21 on the fixation side, with the top face of a coaxial cord 1 turned to the side of outer edge 30, and a base plate and an upper plate are clasped with a hand, a middle plate closes, and the inner edge 22 on the movable side contact closely with the upper half of the braid 4 and presses it, and forms a cylinder with the inner edge 21 on the fixation side to hold the coaxial cord 1. When the base plate and the upper plate are clasped with a hand, it performs advancing motion, following the closing motion of the upper plate. And each top of a finger 45 abuts on the end face of the element wire of the braid 4 and bites in it. Then, while opening the top of the finger 45, the outer edge 30 advances further. In that condition, the outer edge 30 advances and is set in the condition that the hollow hole contacts closely with the periphery of the inner edge 20, the braid 4 is cut crosswise.
Patent JP-S63304983-A (JP)
Title: Separation of enzyme from aqueous solution of enzyme by concentration
Inventor: FUKUSHIMA REIZO
IPC: C12N11/02
Filed: 1987-06-04
Abstract: PURPOSE:To efficiently concentrate an aqueous solution of an enzyme and to separate the enzyme, by adding ionically and substantially equivalent amounts of a high polymer polyvalent anionic electrolyte and a high polymer polyvalent cationic electrolyte to an aqueous solution containing an enzyme at a pH >=isoelectric point of the enzyme to immobilize the enzyme. CONSTITUTION:An aqueous solution containing an enzyme is mixed with a high polymer polyvalent anionic electrolyte containing a benzene ring in the molecule, such as tannic acid or sodium lignin sulfonate and a high polymer polyvalent cationic electrolyte such as chitosan or a derivative thereof at >=isoelectric point of the enzyme and at pH <=8.5 in such a way that the amounts of both the electrolytes are equivalent amounts, the enzyme in the aqueous solution is insolubilized, concentrated and separated. Equivalent correlation of both the electrolytes is obtained by colloidal titration method.
Patent JP-S6031009-A (JP)
Title: Apparatus for measuring thickness of solidified cast piece
Inventor: KAWASHIMA KATSUHIRO
IPC: G01B17/02
Filed: 1983-07-29
Abstract: PURPOSE:To measure the thickness of a continuously cast steel piece highly accurately, by measuring the wavelength of the received signal of an electromagnetic ultrasonic wave, and correcting the transmission time of the ultrasonic wave. CONSTITUTION:The waveform of an electromagnetic-ultrasonic-wave transmitting pulse 36 through an A/D converter 23 of a transmission-time measuring circuit 12 and the waveform of an electromagnetic-ultrasonic-wave received signal 37 after the transmission through a continuously cast steel piece are stored in the addresses in a waveform memory circuit 24 corresponding to the elapsed time. The waveforms are read out. The waveform of the received signal is determined by a wavelength operating circuit 30 based on the outputs of first and third zero-crossing detection circuits 26 and 28. In correspondence with the wavelength, which is changed depending on the internal state of the steel piece, a correcting value is computed by a correcting-value operating circuit 34 of a correcting circuit 22. Based on the output of a second zero-crossing detecting circuit 27 and the output of an ultrasonic-wave-generation-point detecting circuit 29 responding to the signal 36, which is not affected by noise and the like, the transmission time, which is computed by a transmission-time operating circuit 31, is corrected by a correction operation circuit 35. Therefore, based on the transmission time, which is not affected by the internal state, change in amplitude of the received signal, overlapped noise, and the like, the thickness of the solidified steel piece is measured highly accurately.
Patent JP-S5663123-A (JP)
Title: Clutch facing for wheel
Inventor: YAMAMOTO YASUNOBU
IPC: F16D69/02
Filed: 1979-10-26
Abstract: PURPOSE: To prevent interlayer delamination without causing any impairment in working environment by impregnating integrally a cashew dust resin and a powdery graphite into an asbestos cord in mutually combined manner.  
     CONSTITUTION: A clutch facing is made by using an integral combination of a cashew dust resin and graphite as an additive. The additive is prepared by a procedure in which a mixture of cashew nut hull liquid and formaldehyde is subjected to a condensation reaction in the presence of an adequate acid or alkali catalyst to synthesize a liquid cashew resin, and then the liquid cashew resin is mixed with powdery graphite and then with formaldehyde and an acid curing agent or hexamethylenetetramine to harden the liquid cashew resin at ordinary temperature or heating as needed. Then, the hardened resin mixture with graphite is pulverized. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S6118898-A (JP)
Inventor: TAMADA SHIN
IPC: G21F9/00
Filed: 1984-07-06
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-2000289680-A (JP)
Title: Installing device for pedal of bicycle
Inventor: OGINO TOSHIYUKI
IPC: B62M3/08
Filed: 1999-04-09
Abstract: PROBLEM TO BE SOLVED: To allow fixing a pedal of bicycle to a crank without fastening by a screw. SOLUTION: A locking mechanism composed of a locking body 4 and a locking recess 2 is provided on a crank 3 and a pedal shaft 1, and a pedal A is fixed to the crank 3 by locking the locking body 4 to the locking recess 2. Since the pedal A can be fixed by inserting the pedal shaft 1 to the installing hole 5 of the crank 3, the pedal can be installed securely, even though the worker is not a technician.
Patent JP-S62292894-A (JP)
Inventor: HENNINGU UMURANTO
IPC: C10N30/00
Filed: 1987-06-04
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-S5662490-A (JP)
Title: Television receiver for character multiplex broadcasting
Inventor: KURODA SAKUROU
IPC: H04N7/035
Filed: 1979-10-26
Abstract: PURPOSE:To enable quick discovery of program misselection and elimination of psychological burden factors for receivers, by displaying the index of program designated with selective operation on CRT while the program is received. CONSTITUTION:A code discrimination circuit 2 detects the program code when a signal relating to still picture display program is input, and detects the row code as to the character signal from the row control signal. If it is related to header, a series of character signals are stored in a memory 1. When the keyboard 5 for the selective operation of the still picture display program of a detection circuit 6 is operated, the content of the memory 1 is all read out, and the memory location in the memory 1 of the signal relating to the display of the header of the program corresponding to the code according to the content of key-in input from the keyboard 5 by taking the program code as index, is retrieved, and the signal read out from the location is displayed on CRT while the transmission of program is not made.
Patent JP-H09322596-A (JP)
Title: Driving circuit for stepping motor
Inventor: TAKAHASHI RYOICHI
IPC: H02P8/18
Filed: 1996-05-31
Abstract: PROBLEM TO BE SOLVED: To prevent the instability of the rotary position of a stepping motor in the case of switching an exciting motor by setting the specific step current by a method for equally dividing the electric rotary angle of the motor at an n-th microstep in the case of generating a step current of the specific phase current. SOLUTION: A driving unit 14 is a circuit for generating phase currents Iu, Iv, Iw of U, V and W phases based on a counted result CC to supply them to a stepping motor 15, and I=Io(sinθ), where θ is the electric rotary angle of the motor 15, and Io is the maximum value of the phase current. In the case of generating the step current In of the phase current supplied at each microstep for n-dividing the rotary angle of 0 to 2π of the phase current to draw its waveform, In=Io(sinθn), where θn is the electric rotary angle of the motor 15 at the n-th microstep, and the step current In is set by a method for equally dividing the rotary angle.
Patent JP-S5565076-A (JP)
Title: Offset type resinoid grind stone
Inventor: OOIDE KUNIMASA
IPC: B24D3/28
Filed: 1978-11-11
Abstract: PURPOSE: To improve grinding performance and strength of offset type resinoid grindstone by producing porous resin stuff of high porosity so as to reduce bulk specific gravity of the grindstone down to that not more than 2.2 with its interbond value of 0.2.  
     CONSTITUTION: Amount of resin such as phenol resin or the like is adjusted to the degree of 20W26% with respect of grind granules, and amount of the grind granules put into the resin at the time of molding are reduced by the degree of 5W10% as compared with normally mixed amount thereof, so that bulk specific weight of molded grindstone including glass fibers and the like added thereinto as reinforcement is reduced down to that not more than 2.2 with its interbond value of 0.2 or less, resulting that thus molded offset type resinoid grindstone has high porosity and sufficient rigidity and strength. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H05330470-A (JP)
Title: Radiator arrangement structure of scooter type motorcycle
Inventor: KATSUYA TOSHIHIRO
IPC: B62M7/06
Filed: 1992-05-29
Abstract: PURPOSE:To reduce the weight and the cost of a radiator by reducing the length of air ducts and a cooling water hose while keeping the excellent soundness of the radiator. CONSTITUTION:In a scooter type motorcycle where a water-cooled type unit swing type engine 4 is suspended by cycle body frames 7, 9, 9A, the radiator 24 is mounted on the cycle frame appropriately immediately above a crankshaft 17 in the unit-swing type engine, and a cooling fan 30 mounted on one end of the crankshaft is connected to the radiator through air ducts 32, 33.
Patent JP-S63303819-A (JP)
Title: Production of glass
Inventor: YAJIMA AKIHIKO
IPC: C03B19/02
Filed: 1987-06-03
Abstract: PURPOSE:To produce a group of lenses at a stroke without passing through a polishing stage by using metal alkoxides having different compsns. as starting materials to prepare sols having different refractive indexes and by pouring the sols in a lens mold so as to laminate sheets of gel. CONSTITUTION:Metal alkoxides having different compsns. are used as starting materials to prepare sols having different refractive indexes by a sol-gel process. One of the sols is poured into a lens mold and allowed to gel to obtain wet gel. This wet gel 206 is put in a lens mold 201 and another sol is injected into the mold 201 and allowed to gel. The above-mentioned stages are repeated to laminate sheets of gel and the laminated sheets are dried and sintered. A group of lens are produced at a stroke without passing through a polishing stage.
Patent JP-S63304696-A (JP)
Title: Manufacture of printed-wiring board and device therefor
Inventor: TAKAKURA YOSHINORI
IPC: H05K3/46
Filed: 1987-06-03
Abstract: PURPOSE:To facilitate the positioning of a printed-wiring board and moreover, to make it possible to perform the perforation of through holes and the exposure of a circuit pattern using the same device by a method wherein positioning holes, which are used in common in a through hole perforating process and a circuit pattern exposing process, are perforated in the board at three places. CONSTITUTION:Bull's-eyes are provided at both end parts of a printed-wiring board 1 at 2 places, pinholes 2 are each perforated in the bull's-eyes at 2 places and the board 1 is fixed using the pinholes 2. Moreover, after reference pinholes 3 are perforated at 3 places, positioning holes 4 are perforated at 3 places on the basis of the pinholes 3. One formed in such a way is the finished article of the board 1. Moreover, holders are inserted in the holes 4 perforated in the board 1 and the holes 4 perforated in surface and rear circuit pattern films 9 and 10, which are used for providing the bull's-eyes and are each formed with an ultraviolet transmission part and an ultraviolet nontransmission part, and the board is fixed to perform the exposure of a circuit pattern. Thereby, the positioning method of the printed-wiring board is facilitated in a through hole perforating process and a circuit pattern exposing process and moreover, the above two processes can be executed in common.