baber/WOPTO huggingface dataset:
Patent JP-S63251428-A (JP)
Title: Production of high-mw aromatic polyether
Inventor: OKITSU KIYOSHI
IPC: C08G65/40
Filed: 1987-04-08
Abstract: PURPOSE:To produce a lowly colored high-MW aromatic polyether, by reacting a specified dialkali metal salt of a bisphenol with a dihalogenobenzoid compound. CONSTITUTION:Water is added to a mixture of a bisphenol of formula I [wherein Y is a direct bond, a 1-5C alkylene, an alkylidene, a 5-15 C cycloalkylene, a cycloalkylidene, -O-, -CO-, -SO2- or -S-, R<1-2> are each -CH3-, -C2H5-, -CH(CH3)2-, -OCH3- or -OC2H5-, and n1-2 are each 0-4] with an agent for forming an alkali metal salt of the bisphenol. After homogenizing the reaction system, the mixture is reacted to obtain a dialkali metal salt (A) of the bisphenol. Component A is reacted with a dihalogenobenzenoid compound (B) of formula II (wherein X and X' are each a halogen, Z is -SO2- or -CO- ortho or para to the halogen, R<3-4> are each R<1>, and n3-4 are each 0-4) at 80-400 deg.C for 10min-100hr in the presence of a water-soluble organic highly polar inert solvent.
Patent JP-S5712316-A (JP)
Title: Underwater measuring device
Inventor: KATOU KATSUNORI
IPC: G01C13/00
Filed: 1980-06-25
Abstract: PURPOSE:To realize a measurement of the bottom of the water or the like with a small error, by holding stably a depth measuring instrument at a place near the bottom of the water with use of a support and a framework. CONSTITUTION:A support 1 is provided upright on the bottom of the water or on an underwater structure, and a framework 2 spreading horizontally is held by the support 1. A depth measuring device 12 is installed to the framework 2. The device 12 consists of a rod 13 which expands and contracts downward vertically from the framework 2 and a potentiometer 14 that measures the length of the rod 13, and rod 13 is built into the device 12 and then expanded and contracted by a motor. With attachment of an earth plate 15, the form of the bottom of the water can be almost known with the rough intervals of measurement. The potentiometer 14 transmits electrically the measured value to a display device on a boat. Thus the measured value sent from the device 12 is displayed for measurement of the form of the bottom of the water or the like.
Patent JP-H03285704-A (JP)
Title: Rolling roll and rolling method of sheet material using same
Inventor: KANEKO HIDEYUKI
IPC: B21B13/14
Filed: 1990-03-30
Abstract: PURPOSE:To reduce deflection by the reaction force due to roll kiss and to improve the flatness of sheet by using a material of which Young's modulus and surface hardness are lower than those of an intermediate roll and back-up roll for the work roll of multi high roll mill and rolling by making both ends of work roll kiss. CONSTITUTION:When the sheet is rolled using the work roll 1 of which the Young's modulus and surface hardness are lower than those of the intermediate roll 2 and back-up roll 3, roll kiss can be generated on both ends of the work roll by the drawing-down force in rolling. When the bending forces of both of work roll 1 and intermediate roll 2 are made into the zero state by kissing the work rolls 1, 1 in the above-mentioned manner, the deflection of the work rolls 1, 1 is reduced on the contrary by the reaction force of roll kiss and the sheet material 10 with a flat shape can be obtained. And then, the same effect can be obtained in the case of UC mill.
Patent JP-H0670580-A (JP)
Title: Control system of brushless motor
Inventor: KENIISU DABURIYU KURAUSU
IPC: H02P6/16
Filed: 1993-04-13
Abstract: PURPOSE: To attain overall digitization and to enhance the accuracy of control by providing a drive controller which generates digital conversion signals and a signal having a duty cycle and modulated in a digital pulse width for each phase of an armature, in response to an input command signal, and others. CONSTITUTION: A brushless three-phase DC motor 10 is equipped with a plurality of Hall effect sensors 14 for sensing the position of an armature thereof, and output signals of the sensors are inputted to a drive controller 18 so that two- state Hall effect element signals specifying the time of generation of conversion signals be generated therein. The drive controller 18 receives an input speed signal RX as an input from a CPU 16, generates six conversion signals in one set which operate together to rotate the armature, and allots two of these conversion signals to each phase of the motor 10. Moreover, the drive controller 18 generates a PWM signal in response to command data, and based on this signal, a switching signal is delivered from a drive logic unit 50 to a three-phase bridge circuit 26.
Patent JP-S60230784-A (JP)
Title: Scrambling system of television signal
Inventor: OOI SHINICHI
IPC: H04N7/171
Filed: 1984-04-28
Abstract: PURPOSE:To facilitate scrambling in the receiving side by performing the time axis compression of digital brilliance signals and digital color signals and performing scrambling by replacing front and rear parts of two digital blocks and by the designation of polarity. CONSTITUTION:A brilliance signal Y+ of positive polarity is inputted to shift registers 41, 42 through a line 40a, and a color difference signal C+ of positive polarity is inputted to shift registers 44, 45 through a line 40b. Outputs of registers 41, 42 are inputted to a multiplexer 43 and an output of either register is selected. Outputs of registers 44, 45 are inputted to a multiplexer 46 and an output of either register is selected and given respectively to exclusive OR circuits 47, 48. A polarity designation signal X1 for determining the polarity of the output is given to the circuit 47, and a polarity designation signal X2 for determining the polarity of the output is given also to the circuit 48, and led out as a scrambled signal S.
Patent JP-H08252034-A (JP)
Title: Device for culturing plant
Inventor: ASAYAMA KEIGO
IPC: A01G9/00
Filed: 1995-03-16
Abstract: PURPOSE: To provide a device for culturing a plant, capable of maintaining the temperature of roots of a plant at a fixed temperature suitable for a growth period, eliminating an operation for taking the plant to a mountain and enabling its culture in a plain part. CONSTITUTION: This device for culturing a plant comprises water piping routes 2 for supplying and discharging a fluid for temperature control and a root temperature control part having a temperature control chamber for passing through the fluid. Feed pipes of the water piping routes 2 for supplying and discharging the fluid are provided with plural branched outlets and return pipes of the supplying and discharging pipes are equipped with plural joined inlets. The feed pipes and the return pipes are horizontally held in parallel.  The root temperature control part has a pot for planting and raising a plant, surrounds the side wall of the pot with an outer cylinder box, makes a temperature control chamber by the outer cylinder box and the pot and forms a placing face orientated downward so as to be brought into contact with the water supplying and discharging routes 2 on the surface of the peripheral wall of the outer cylinder box.
Patent JP-H11309171-A (JP)
Title: Method and device for optimizing drive of piezoelectric actuator, particularly phacoemulsifier by detecting electromechanical characteristic
Inventor: ANGELINI GIOV BATTISTA
IPC: B06B1/02
Filed: 1999-03-29
Abstract: PROBLEM TO BE SOLVED: To guarantee the amplitude control of a mechanical vibration under a fluctuating load and environmental conditions by periodically interrupting the driving action of a converter, detecting the frequency and amplitude of the generated signal, and detecting the characteristic parameters of the free motion. SOLUTION: This phacoemulsifier can be arranged so that a detector 4 can detect the amplitude of the signal applied to a converter 1 and communicate the related information to a control/processing device 8 during the operation in the transfer mode. The same converter 1 utilized as a sensor in the reception mode is also utilized as an actuator in the transfer mode, the ratio VRX/VTX between the amplitude VRX of the voltage signal generated by the free vibration of a device measured in the reception mode and the amplitude VTX of the voltage signal utilized to excite the converter 1 measured in the transfer mode is processed by the control/processing device 8 to evaluate the efficiency of the device, and the data obtained by an amplitude behavior detector 6 are supported or completely removed.
Patent JP-S529707-A (JP)
Title: Rotary piston engine
Inventor: NOGUCHI MASAAKI
IPC: F02B53/10
Filed: 1975-07-14
Abstract: PURPOSE: To reduce NOx ejection quantity with two steps quantity control of EGR which will be realized by providing two intake inlets on the housing, on of which opens sooner than the other and includes a valve which opens or shuts according to engine condition. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S61249225-A (JP)
Title: Electric discharge machine for roll-shaped workpiece
Inventor: KAWANO MITSUGI
IPC: B23H9/04
Filed: 1985-04-24
Abstract: PURPOSE:To prevent the formation of step difference on the surface and improve working efficiency by installing an electrode position detection controllr for detecting the contact between each electrode and the roll surface and startint working after the contact of all the electrodes with the worked surface is detected. CONSTITUTION:Each electrode 2 is fed onto the worked surface of a roll 1 by an electrode feeding device (not shown in the figure), and the contact with the surface is detected by an electrode position detection controller 18, and when the electrode 2 which is free from contact is present, an instruction is input into an electric power source 17 for working, and the electrode feeding device is operated for contact. When the contact to the surfaces of all the electrodes 2 is confirmed, the electrode 2 is separated a little by the electrode feeding device, and working is started after an electric discharge gap is held. When all the electrodes 2 start electric discharge, a horizontally column transferring device 15 is operated, and a column head 3 is shifted in the direction of the revolution of the shaft by a feeding screw 16, and working is continued. Therefore, efficiency can be improved without generating the step difference on the surface.
Patent JP-H01256994-A (JP)
Title: Sewing machine device
Inventor: IWASE YUKIO
IPC: D05B11/00
Filed: 1988-04-08
Abstract: PURPOSE:To enable work to be efficiently performed with no necessity for supplementing a thread over a long time by providing in an arm part in its hollow transmitting shaft and a bed part in its hollow transmitting shaft a sewing driving gear which rotates these hollow transmitting shafts to actuate a needle and a looper synchronously with each other. CONSTITUTION:A hollow transmitting shaft 17 transmits power to a bed part 12 in its operating mechanism 6, and the shaft 17, with its own center agreeing with the turning center of the bed part, is mounted to the bed part 12 relatively rotatably for the bed part, while an arm part 7 and the bed part 12 additionally provide a turning driving gear 106 which turns these arm part and bed part synchronously in the same direction at the same speed. Since a device is constituted additionally providing in the arm part 7 in its hollow transmitting shaft 17 and in the bed part 12 in its hollow transmitting shaft 46 a sewing driving gear which rotates these hollow transmitting shafts to actuate a needle and a looper synchronously with each other, the device, being different from a conventional sewing machine device using a bobbin with no necessity for supplementing a sewing thread with work continued over a long time, enables efficiency to be enhanced.
Patent JP-S5422980-A (JP)
Title: Tubular incandescent lamp
Inventor: KAMIO NOBUYUKI
IPC: H01K1/14
Filed: 1977-07-21
Abstract: PURPOSE: To prevent the drop in the light emission efficiency, the blackening of tube wall, the deterioration of the illumination intensity distribution, etc. of a tubular incandescent lamp with a filament having luminous and non-luminous parts sequentially coupled with each otherin the axial direction of the lamp. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H11279579-A (JP)
Title: Preparation of grease
Inventor: KITA TAKEKATSU
IPC: C10M169/00
Filed: 1998-03-31
Abstract: PROBLEM TO BE SOLVED: To obtain a grease of a high commercial value having a high dropping point and fine texture by forming a metallic soap by mixing a dispersant and a monocarboxylic acid with a base oil and adding to the resultant mixture an aqueous solution of a metal containing an aromatic dicarboxylic acid previously dissolved. SOLUTION: Concretely, a dispersant and a monocarboxylic acid are mixed with a base oil and heated. To the mixture, an aqueous solution of a metal, in which an aromatic dicarboxylic acid is previously dissolved at a temp. of 80-110 deg.C, to form a metallic soap, which is subjected to the dehydration at a temp. of 90-110 deg.C and subsequently to the heat treatment at a temp. of 180-215 deg.C and then cooled down. As the aromatic dicarboxylic acid there can be employed one having 8-26 carbon atoms. The amount of the aromatic dicarboxylic acid employed is usually 0.5-20 pts.wt. based on 100 pts.wt. of the raw materials. As the metallic base material is especially preferable lithium hydroxide, monohydrate thereof of lithium carbonate.
Patent JP-H05286191-A (JP)
Title: Form clamping device
Inventor: KIYAMA TOSHIHIKO
IPC: B41J13/22
Filed: 1992-04-08
Abstract: PURPOSE:To supply a section between a clamping arm and a clamping bar with a form positively by giving a locating pin with an impulse by a cam and pushing the clamping bar against a back plate before the cam is brought into contact with a lever opening the clamping arm and positioning a clamper. CONSTITUTION:Recessed sections 19 are formed on both end sides of a clamping bar 10 respectively, and locating pins 22 are mounted slidingly to bearing support plates 20 fixed to back plates 9 through bearings. The locating pins 22 are energized in the direction that they are detached from a clamper 8 by springs 23 at all times. Consequently, when the locating pins 22 are set up previously, pin pushing cams 24 installed onto the same shaft as a cam 7 push the locating pins 22 before the cam 7 collides with a lever 15, the tips of the locating pins 22 are intruded into the recessed sections 19 of the clamping bar 10, and the clamping bar 10 is pushed against the back plates 9 and the clamper 8 is positioned. Accordingly, the movement of the clamping bar 10 by the rotation of the cam 7 in the back plates 9 is prevented positively.
Patent JP-2000285857-A (JP)
Title: High pressure electric discharge lamp
Inventor: TAKAHASHI TETSUYA
IPC: H01J61/86
Filed: 1999-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a high pressure electric discharge lamp with high reliability and a long life, in which a metal foil is not cut at a sealing/joining step of a conductor and a tube even for a large current. SOLUTION: The high pressure electric discharge lamp is provided with a valve area 9a forming an emission space; a sealing tube 9b integrally disposed at both ends of the valve 9a respectively; an anode 8a and a cathode 8b sealed in opposition to the valve area 9a; an internal lead rod 4 of which one end is electrically connected to the anode 8a and the cathode 8b and the other end is extended to the sealing tube 9b; a pair of conductive metal foil 2 of which one end is connected to the internal lead rod 4 and the other end is extended in the sealing tube 9b along an insulative separator 1' surface; an external lead rod 5 electrically connected to the other end of a conductive metal foil 2 and sealingly derived from the sealing tube 9b;  a retaining metal foil 15 winding the connection of the external lead rod 5 and the metal foil 2 and retaining so as to envelope at least one portion of the connection end surface to which the external lead rod 5 is extended; and a cylindrical body 6 for supporting the internal lead rod inserted through the internal lead rod 4, attached to the sealing tube 9b and supporting the connection of the internal lead rod 4.
Patent JP-S58206461-A (JP)
Inventor: INABA MAKOTO
IPC: B29C49/48
Filed: 1982-05-22
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-H01259742-A (JP)
Title: Commutator for small-sized motor
Inventor: IKEGAMI MASAKAZU
IPC: H02K13/00
Filed: 1988-04-08
Abstract: PURPOSE:To improve the abrasion resistance of an apparatus, by forming segments constituting a commutator for supplying a small-sized motor rotor with an electric current through using, as a raw material, Ag-Cd-Ni alloy in which a small quantity of Ni is added to Ag-Cd alloy. CONSTITUTION:Commutator.segments 9-4 equipped with commutator terminals 9-5 are arranged on an insulation cylinder 9-1 having a collar part 9-2 formed by insulating material such as synthetic resin. A brush not shown in the drawing is made in slide contact with said commutator.segments 9-4 to supply said rotor with an electric current. Ag-Cd-Ni alloy to be used as a raw material for the segments 9-4 is composed of 0.5-5% by weight Cd, 0.01-3% by weight Ni, and the remainder Ag. Thus, it is possible to improve the abrasion resistance of said commutator.segments and to lengthen the life thereof.
Patent JP-H03285822-A (JP)
Title: Production of titanium oxide coating film
Inventor: DEKI SHIGETO
IPC: C23C18/00
Filed: 1990-03-30
Abstract: PURPOSE:To increase the rate of film formation by bringing a substrate into contact with a treating soln. prepd. by adding an additive for transferring the equilibrium of a specified chemical reaction to the right to an ag. soln. contg. (NH4)2TiF6 and forming a TiO2 coating film on the surface of the substrate. CONSTITUTION:An additive such as H3BO3, NaOH, AlCl3 or Al(OH)3 is added to an aq. soln. of (NH4)2TiF6 having <=0.3mol/l concn. and not contg. Zn by >=0.01mol/l and the equilibrium of a chemical reaction represented by an equation (NH4)2TiF6+2H2O  TiO2+4HF+2NH4F is transferred to the right to prepare a supersatd. soln. as a treating agent. A glass substrate is immersed in the treating agent for a prescribed time, pulled up, washed, dried and heated at about 300-600 deg.C to obtain a substrate with a TiO2 coating film formed on the surface.
Patent JP-H08286447-A (JP)
Title: Image forming device
Inventor: NAGASE HISAYOSHI
IPC: G03G15/00
Filed: 1995-04-12
Abstract: PURPOSE: To maintain the mutual positional relation between exposure optical systems and an image forming body and to prevent vibration and irregularities in rotation at the time of forming an image by holding one sides of both end parts of the image forming body and an image exposure means with a common bearing member and the other sides with a different bearing member. CONSTITUTION: In a photoreceptor drum 10 and a supporting member 20 provided with the exposure optical systems 12Y and 12K, one end parts are positioned by using a bearing 143 of the common bearing member as a reference and the other ends are positioned by using bearings 141 and 142 of the different bearing members as the reference. The photoreceptor drum 10 and the exposure optical systems 12Y and 12K provided in the supporting member 20 are fixedly arranged in a state where their axial centers are made concident to align them. A drum gear 10g for driving the drum 10 is provided on the rear flange 112 of the drum 10 on a side pivotally supported by the bearing 141 of the different bearing member. By such a constitution, color image formation excellent in a superimposed toner image can be executed.
Patent JP-S62244438-A (JP)
Title: Preparation of magnetic microsphere
Inventor: TSURUTA MEIJI
IPC: C08F2/44
Filed: 1986-04-17
Abstract: PURPOSE:To prepare a chemically stable magnetic microsphere, by uniformly dispersing a solid composite prepared by adsorbing a polymer by ferromagnetic fine articles in a monomer, and dispersing and suspending the obtained dispersion in an aqueous medium to perform polymerization. CONSTITUTION:Ferromagnetic fine particles are subjected to hydrophobic treatment by a method for adsorbing unsaturated fatty acid such as oleic acid by the surfaces of said particles or a method for further adsorbing a surfactant by the adsorbing layer of unsaturated fatty acid. The ferromagnetic fine particles subjected to hydrophobic treatment are uniformly dispersed in a non- polar solvent and a coating grade polymer is dissolved therein under heating to be adsorbed by fine particles and the solvent is distilled off to obtain a solid composite. This solid composite is uniformly dispersed in a second layer forming monomer and the resulting dispersion is dispersed and suspended in an aqueous medium and polymerized to form the second layer to obtain a desired magnetic microsphere.
Patent JP-2000286034-A (JP)
Title: Heating device, heat fixing device and image forming device
Inventor: SUZUMI MASAHIKO
IPC: G03G15/20
Filed: 1999-03-29
Abstract: PROBLEM TO BE SOLVED: To prevent the charging-up of a pressure roller in paper passing and the like, and the leakage of electric charge between a film and a pressing member by comprising a bias applying means for earthing the film and the pressing member or applying the predetermined bias thereto to obtain the predetermined bias, and determining a longitudinal length of the pressing member to be longer than a longitudinal length of the film. SOLUTION: As a pressure roller elastic layer is electrically conductive, the charging-up of the pressure roller 20 in paper passing is reduced, and the electric field for preventing the electrostatic offset is easily formed. By determining a longitudinal length L2 of the pressure roller 20 to be longer than a longitudinal length L1 of a film 13, the leakage of electric charge between a conductive rubber exposed part of an end surface of the pressure roller and a conductive primer layer 13b can be prevented, and the potential difference can be kept between the film 13 and the pressure roller 20. As the toner of an unfixed image formed on a member to be heated is negatively charged, the bias to be impressed is preferably -200 to -5 kV.
Patent JP-2000285684-A (JP)
Title: Electronic control device and recording medium
Inventor: USAMI TAKASHI
IPC: G11C16/02
Filed: 1999-03-29
Abstract: PROBLEM TO BE SOLVED: To make securable data surely in a non-volatile memory. SOLUTION: First, it is judged whether battery voltage exceeds EEPROM write-in guarantee voltage V1 or not. Next, it is judged whether a value (n) of a counter counting the number of times of driving a starter of a SRAM 29 is 0 or not. After that, a value before the SRAM 29 is cleared is read out from an EEPROM 19, the value (r) is substituted for the SRAM 29, and it is made a count value (n). Next, it is judged whether a starter 33 is driven or not. After that a value (n) of a counter counting the number of times of driving a starter is increased. Next, it is judged whether battery voltage is lower than a prescribed judged value V2 or not. After that, it is judged whether a counted value (n) of the SRAM 29 is written in a second storage region of the EEPROM 19.
Patent JP-H01259702-A (JP)
Title: Controller for ac electrical vehicle
Inventor: MIYAZAKI REI
IPC: B60L3/00
Filed: 1988-04-11
Abstract: PURPOSE:To enable reliable detection of power interruption from overhead feeders, by obtaining a control synchronization signal from an output of a bandpass filter having resonant frequency different from source frequency and detecting power interruption based on the frequency detection. CONSTITUTION:A bandpass filter FLT has resonant frequency different from source frequency and feeds an output having source frequency under normal operating state while feeds an output having resonant frequency when power from a substation interrupted, as a control synchronization signal, to a PWM converter control circuit CTR1. A comparator CP produces a signal (pf) when AC voltage drops below a set level. A frequency detector FR produces a signal (ff) when the difference between an input frequency and the source frequency is higher than a predetermined level. A logic sum of the signals (pf), (ff) is fed as a power interruption detection signal to the PWM converter control circuit CTR1.