baber/WOPTO huggingface dataset:
Patent JP-H08288879-A (JP)
Title: Agc circuit for up-conversion receiver
Inventor: MATSUNAGA HIROKAZU
IPC: H03D7/16
Filed: 1995-04-12
Abstract: PURPOSE: To prevent erroneous stoppage in case of a search against the interfer ence of an adjacent broadcasting station. CONSTITUTION: This AGC circuit of an up-conversion receiver for up-converting a received high frequency is provided with a wide band AGC circuit 13 for performing AGC to a high frequency stage based on high frequency signals, a middle band AGC circuit 14 for performing the AGC to the high frequency stage along with the wide band AGC circuit 13 based on first intermediate frequency signals for which the high frequency is up-converted and a narrow band AGC circuit 16 for performing the AGC before and after down conversion based on second intermediate frequency signals for which the frequency of the first intermediate frequency signals is down-converted. The wide band AGC circuit 13 performs the AGC to the high frequency stage based on the synthetic signals of the high frequency signals and the second intermediate frequency signals.
Patent JP-S61244198-A (JP)
Title: Piezoelectric speaker
Inventor: SEKIGUCHI TADASHI
IPC: H04R17/00
Filed: 1985-04-23
Abstract: PURPOSE:To obtain a sufficient quantity of motion and make a piezoelectric speaker light in weight and small in size by arranging symmetrically a pair of wavy piezoelectric films on both side faces of a supporting film and sticking them in positions where they are joined to one another. CONSTITUTION:In a diaphragm part including a piezoelectric film 2, a supporting film 4 consisting of a relatively hard synthetic resin or paper is stretched on a frame body 1 to close a frame body aperture 1a, and a pair of wavy piezoelectric films 2 are arranged symmetrically on both faces of the supporting film 4. The supporting film 4 and wavy piezoelectric films 2 are joined into one body in positions where they are brought into contact with each other. That is, they are joined into one body in positions where they are adjacent to each other, and parts corresponding to tops of a pair of piezoelectric films 2 are stuck to front and rear faces of the same parts of the supporting film 4.
Patent JP-H11344005-A (JP)
Title: Speed control unit for pneumatic rotation motor
Inventor: JACOBSSON ROLF ALEXIS
IPC: G05D13/28
Filed: 1999-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a speed control unit for pneumatic rotation motor, which does not require large motor dimensions, is protected against dust or any other foreign matter, is equipped with a simple structural over-speed safety mechanism, and has a functional reliability even in a high speed operation. SOLUTION: A rotor 11 pivotally supported in a stator 10 furnished with an air inlet passage 14 is equipped with a weight member 28 positioned in a blind hole 22, a valve element and a mounting structure to support a biasing spring 35 of a speed governor 26 on the inside of the rotor, and an over-speed safety device 27 includes a flow restricting element 39 which is guided displaceably within the air inlet passage and locked by a tripping element 43 in the non-actuational pause position and a speed-responsive actuator 45 consisting of an elastically deformable spring element 44 arranged to be bent in the radial direction by the centrifugal force whereby the spring element works in cooperation with the rotor, is fixed to a speed governing valve element, strikes the tripping element 43 when the specified speed level is attained, and thereby liberates the flow restricting element 39.
Patent JP-H01259369-A (JP)
Title: Toner encapsulated in microcapsule
Inventor: MATSUNAGA SATOSHI
IPC: G03G9/083
Filed: 1988-04-11
Abstract: PURPOSE:To improve fixing characteristic, durability against repeated copy, and preservability for a long period of the title toner by incorporating a magnetic body having a surface treated with a specified material into a base compsn. of the toner. CONSTITUTION:The title toner is constituted of a core material contg. at least a compd. having a low softening point and a magnetic body, and a shell material consisting of a thermoplastic resin. A magnetic body having a surface treated with a silane coupling agent(e.g. methyl trimethoxysilane) and/or a Ti coupling agent or an aluminium coupling agent, and a compd. having a low softening point(e.g. paraffin wax), is used for the afore-mentioned magnetic body. Particles of the core material are prepd. by adding, for example, the compd. having a low softening point and a colorant, etc., to a magnetic body which has been surface-treated, and the title toner is prepd. by covering the particles with a styrene/acrylate resin, etc.
Patent JP-H08282043-A (JP)
Title: Thermal transfer color printer
Inventor: MIMURA TAKAYUKI
IPC: B41J17/10
Filed: 1995-04-12
Abstract: PURPOSE: To enable printing of high image quality regardless of a printing speed by providing a motor voltage control means setting the driving voltage applied to a taking-up motor taking up an ink ribbon coated with a plurality of color inks corresponding to a thermal transfer speed. CONSTITUTION: When a printing mode is designated by an operation part F and the start of printing is designated, printing paper is fed to be positioned with respect to a thermal head and an ink ribbon is taken up by a DC motor A and a predetermined ink color is opposed to the printing paper. In a CPU b2, the reflectivities of light of the paper and the ink ribbon are detected from the outputs of detection sensors C, D and the kinds of the paper and the ink ribbon are judged from the detection patterns of reflected lights. The printing speed data stored in an EEPROM b8 is read on the basis of the judged kinds and the printing mode and taking-up voltage data is succeedingly read to control the DC motor A.
Patent JP-H04300704-A (JP)
Title: Tire spring constant controlling device
Inventor: NIIBE TADAYUKI
IPC: B60C23/12
Filed: 1991-03-28
Abstract: PURPOSE:To obtain both ride comfort at low speed running and steering stability at high speed running by varying the spring constant of a tire corresponding to the running speed, not relying on increase or decrease of the tire air pressure. CONSTITUTION:A connection member 4 of an elastic body, connecting both side walls 1a, 1b, of a tire 1, is provided in an air room 3 of a tire 1. The middle portion of the connection member 4 is displaced toward the outer periphery of the tire due to centrifugal force acting onto the connection member 4 with rotation of the tire 1, so that both side walls 1a, 1b are displaced in directions of mutually bringing them close, thereby increasing the spring constant.
Patent JP-S5715202-A (JP)
Title: Vertical magnetization type magnetic recording and reproducing device
Inventor: YAMAMORI KAZUTAKE
IPC: G11B5/02
Filed: 1980-06-27
Abstract: PURPOSE:To achieve broad-band analog signal recording and reproduction which has excellent linearity and less distortion, by recording a signal, obtained by pulse- modulating a carrier wave by an input signal, on a recording medium by vertical magnetization by a specific magnetic head, and by reproducing it by the same magnetic head. CONSTITUTION:A signal obtained by modulating a carrier wave of a higher frequency than the frequency band of an input signal by an input signal on a pulse- width-modulation basis is recorded by vertical magnetization by using a vertical magnetization type magnetic head 5; the tip part of a magnetic head pole 5a with a film thickness TM less than the shortest recording wavelength of the input signal and greater than the recording wavelength of the carrier wave is faced to a magnetic recording medium 6. This magnetic head 5 is used to reproduce said recorded signal. For example, a magnetic tape obtained by providing a recording layer 6c, having sharp characteristics of vertical magnetic anisotropy, on a film base 6a across a magnetic layer 6b with high magnetic permeability is used as the recording medium 6, and a vertical magnetization magnetic head of an auxiliary magnetic pol energization type, etc., is used as the magnetic head.
Patent JP-H10267530-A (JP)
Title: Method for drying goods, and its device
Inventor: KUBOYAMA NOBUYOSHI
IPC: F26B7/00
Filed: 1997-03-24
Abstract: PROBLEM TO BE SOLVED: To enable the drying work of grain or the like on the site without being influenced by weather by constituting a decompressing balanced heating means of a rotor which forcibly sucks the air within a heat collecting chamber and a drying chamber and exhausting it out of the chamber and decompresses the inside of the chamber and keeps the pressure difference between inside and outside of the chamber constant, and a frictional heat generator which is made in the rotational region of the rotor. SOLUTION: A decompressive balanced heating means 3 provided in the opening of the sidewall of a heat collecting chamber 2 is composed of a propeller fan 4 as a rotor, a motor 5, and a cover 6 for covering these. A frictional heat generator 7 is made between the rotational region of the propeller fan 4, and the proper fan 4 and the cover 6. Then, the air within the drying chamber 1 is sucked forcibly by the rotational action of the propeller fan 4, and is exhausted out of the chamber, and the interior of the chamber gets in decompressed condition, and the pressure difference between inside and outside of the chamber is kept in roughly fixed balanced condition.  Then, the frictional action between air and the propeller fan 4 is accelerated, and frictional heat is generated at the frictional heat generator 7, and this heat is accumulated in the cover body 6, and it heats the heat collecting chamber 2.
Patent JP-S59214631-A (JP)
Title: Twin screw extruder
Inventor: TSUDA BUNROU
IPC: B29C48/41
Filed: 1983-05-20
Abstract: PURPOSE:To obtain a twin screw extruder capable of drying, melting and extruding undried thermoplastic resin chips by providing slits through which water and vapor are discharged on the lower part of a cylinder barrel where the feeding section of screw is positioned. CONSTITUTION:A multiple stage (three stages in Fig.) consisting of a feed section 6a, a rotor section 6b and a slot section 6c is provided from the base to the front, and a final stage consisting of a discharge screw 6d is provided to the front of the multiple stage for each of two screws 6 and 6'. In a twin screw extruder in which the two screws 6 and 6' are engaged with each other and turned inversely, slits 5 for dewatering are provided to the lower part of a cylinder barrel 1 where the feeding section 6a of the first stage (the first and second stages in Fig.) is positioned. Also, a material supply port 2 is provided in the upper part of the cylinder barrel 1 where the feeding section 6a of the first stage is positioned, and vent holes 4 are provided in the upper part of the cylinder barrel 1 where the feeding section 6a of the other stages is positioned.
Patent JP-H02264992-A (JP)
Title: Cleaning unit
Inventor: SHINDO KAZUNORI
IPC: G03G21/10
Filed: 1989-04-06
Abstract: PURPOSE:To facilitate the recovery of residual liquid toner by constituting a device which cleans an image carrier used for a copying machine and a printer, etc., with an elastic blade which removes residual toner, a member which scrapes the removed toner into a unit, and a cleaning window which projects the blade to the outside. CONSTITUTION:The liquid toner 8 remaining on a photosensitive body 1 is scraped by the blade 21. The toner 8 accumulated on the edge of the blade 21 is absorbed to a porous absorber 23 made of sponge, etc., and squeezed by a recovery blade 24 while the absorber 23 is rotated. Then, when the unit 2 is filled with the housed toner 8, it is replaced to a new unit 2. Here, by predicting that the unit will be filled with toner by the number of times of the transfer to a recording medium, the replacement timing of the unit is set according to the prediction. Additionally, since the cleaning window 20 is sealed by the blade 21, a seal 22 and the absorber 23, the toner 8 is not leaked at the time of replacing the unit.
Patent JP-H06271091-A (JP)
Title: Image forming device
Inventor: NOGUCHI TOMIO
IPC: B65H1/26
Filed: 1993-03-24
Abstract: PURPOSE:To provide an image forming device which can carry out the size detecting operation of a sheet placing means safely and surely. CONSTITUTION:An image forming device is equipped with a size detecting piece 16 for discriminating the size of a sheet accommodated in a paper feeding cassette 9, and a body leg 15 on the device body side is equipped with a tact switch 18 which can be pressed by the size detecting piece 16, and retreats the size detecting piece 16 from a cassette mounting/demounting part when the paper feeding cassette 9 is taken out.
Patent JP-S5421993-A (JP)
Title: Process for purifying causing soda
Inventor: KUSUDO OSAMU
IPC: B01D61/24
Filed: 1977-07-20
Abstract: PURPOSE: To provide the subject process of subjecting caustic soda containing common salt to dialysis by use of a PVA selective permeable membrane, thereby reducing greatly the salt containing ratio of caustic soda at a considerably high caustic soda recovery ratio. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S63253749-A (JP)
Title: Character information display system
Inventor: KATSURA YOSHIHIKO
IPC: H04M3/02
Filed: 1987-04-10
Abstract: PURPOSE:To attain display of information requiring complicated processing or large capacity sotrage area by connecting an external processing unit to an exchange and allowing an exchange to sent the external information formed by an external processing unit from the exchange. CONSTITUTION:The exchange 1 storing multi-function telephone set 2 provided at least with two display areas 23, 24 connects an external processing unit 4, which transmits/receives call processing information to/from the exchange 1, and the information relating to the call is generated as external information and the exchange 1 extracts the external information and sends it to a call control information path 3 with the information kind discriminated from the call control information and the external information is identified by the information type from the inputted from the line 3 to be displayed on a prescribed external information display area 24. Thus, the information required for the complicated processing other than the exchange control is displayed by characters on the display panel of the telephone set.
Patent JP-S5613660-A (JP)
Title: Fluorescent lamp for preventing fading
Inventor: KAMEI TAKETO
IPC: H01J61/40
Filed: 1979-07-13
Abstract: PURPOSE:To decrease the emission of radiant rays of ultraviolet spectrum and increase the emission of visible rays by making up an air-tight container of a glass containing cerium oxide and antimony oxide. CONSTITUTION:A fluorescent lamp has a light-transmittive air-tight tubular container whose inner surface is covered with a fluorescent substance and a stem to hold electrodes provided at both ends of the air-tight container. The air-tight container is made up of a glass containing 1-5wt% cerium oxide and 0.5-2wt% antimony oxide.
Patent JP-S63253210-A (JP)
Title: Resetting method for rotation limit of shape measuring instrument
Inventor: HATTORI SHINICHI
IPC: G01B11/24
Filed: 1987-04-10
Abstract: PURPOSE:To save labor and to reset a rotation limit by resetting the limit state of a rotary shaft automatically. CONSTITUTION:The specific distance for the Z-axial backward movement of a sensor head 2 is set in a profile measurement arithmetic part 40. Then when a profile measurement start command is inputted from a console panel 60 to an NC control part 30, profile measuring operation is performed. When the limit position of the rotary shaft is detected during measurement, the sensor head 2 is moved back by the specific distance in the axial direction of the rotary shaft, which is then rotated by one turn in the opposite direction from the detection direction of the limit position to further move the sensor head 2 back by the specific distance in the opposite direction from the backward movement direction, thereby resetting the limit state of the rotary shaft automatically.
Patent JP-S62246531-A (JP)
Title: Purification of beta-phenethyl alcohol
Inventor: HIRAKO YOSHIYUKI
IPC: C07C29/76
Filed: 1986-04-18
Abstract: PURPOSE:beta-Phenethylalcohol in liquid phase is countercurrently brought into contact with an inert gas to remove trace amounts of low-boiling components which cause strange smells to give the titled compound of high purity which is used as a excellent perfume of rose for cosmetics. CONSTITUTION:beta-Phenethylalcohol in liquid phase is countercurrently brought into contact with an inert gas such as nitrogen, argon, air or mixture thereof in a perforated plate column, bubble cap column or packed column to remove trace amounts of strangely smelling components of low boiling points for purification. A packed column is most preferred for this purpose. The packing material may be any type, e.g., Raschig rings and may be metallic or ceramic. beta- Phenethyl alcohol is introduced from the top in the column, while the inert gas from the bottom. The volume ratio of the inert gas to the phenethyl alcohol is (10-100)/1.
Patent JP-H09283668-A (JP)
Title: Semiconductor device
Inventor: NOMURA YUKIO
IPC: H01L23/36
Filed: 1996-04-10
Abstract: PROBLEM TO BE SOLVED: To relax the thermal stress to a semiconductor element and realize lower cost and improvement in life of the semiconductor element, by preventing warping of a heat sink using one reinforcing board which is the minimum necessary reinforcing board, and performing junction using a low melting point solder having a low Young's modulus. SOLUTION: A semiconductor device has a heat sink 5 and a reinforcing board 6. The heat sink 5 is made of a metal board having a high thermal conductivity for radiating heat generated in a semiconductor element 4. The reinforcing board 6 is attached to an element mounting surface 5a of the copper heat sink 5 on which the semiconductor element 4 is to be mounted, and prevents warping of the heat sink 5. The reinforcing board 6 is made of a copper- tungsten board having a coefficient of thermal expansion proximate to that of the semiconductor element 4. The copper-tungsten board 6 is joined on the element mounting surface 5a of the copper heat sink 5 by a gold-tin solder material 7. The semiconductor element 4 is joined on the copper-tungsten board 6 by the gold-tin solder material 7. Thus, the thermal stress to the semiconductor element 4 may be relaxed.
Patent JP-S5515446-A (JP)
Title: Preparation of n-chlorophenyl-n'-methoxy-n'-methylurea
Inventor: NISHIKAWA HIROTSUGU
IPC: C07C239/00
Filed: 1978-07-21
Abstract: PURPOSE: To prepare the title compound useful as a herbicide, under relatively low reaction pressure, in high yield, by reacting N-chlorophenyl-N'-hydroxyurea with methyl chloride in the presence of an alkali hydroxide and an alkali iodide.  
     CONSTITUTION: The objective compound II is prepared by reacting 1 mole of a compound I (n is 1,2) with methyl chloride in the presence of 2W4 moles of an alkali hydroxide (pref. NaOH or KOH) and 0.01W0.1 mole of an alkali iodide (pref. KI or NaI) at 30W70°C, pref. 40W60°C. The reaction proceeds in high yield even under a pressure below 3 kg/cm 2 . 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H07296722-A (JP)
Title: Constant pressurizing mechanism and profile welding mechanism
Inventor: OZAKI MITSURU
IPC: H01J9/14
Filed: 1994-04-26
Abstract: PURPOSE:To provide a constant pressurizing mechanism for applying a constant pressure to a frame in order to realize excellent welding when an aperture grill is welded to a frame surface and a profile welding mechanism capable of stable seam welding without being shifted from the frame surface. CONSTITUTION:A constant pressurizing mechanism is for bending frames by a constant distance by applying pressures to the frames when aperture grills are welded to opposing frames. A pressurizing block 6 for pressurizing one frame side is provided, a profile roller 10 is provided on the tip thereof and a tapered piece 7 is provide while being equipped with a pressurizing stopper 9 capable of controlling the amount of pressure applied by the pressurizing block 6 via the profile roller 10.
Patent JP-S59212716-A (JP)
Title: Simulator for training
Inventor: NAKAISHI HIROKAZU
IPC: G05B23/02
Filed: 1983-05-18
Abstract: PURPOSE:To make it possible that a simulator for training stores model operation procedures to perform effective training by executing switch operations displayed on a CRT to operate a plant to the model operation state and making training of plant operation possible. CONSTITUTION:When the input from various operation switches 3 on a control board 1 and an operation record coincide with each other, a reproducing switch operation deciding program 17 starts an internal timer 14 to erase the display on a CRT18. Contents of a storage device 10 are process by a model operating program 8 to generate a signal which simulates the status signal of the plant, and this signal is inputted to the device 10 to change contents of the device 10, and they are displayed on various output meters 4 and indicator lamps 5 by an output processing program 7. When reproducing of all operation records on a switch operation temporary storage device 13 is terminated, a data transfer program 16 transfers a prescribed number of operation records to be next reproduced from a auxiliary storage device 11, and reproducing of model plant operation is repeated up to the last operation contents on a basis of information on the CRT18.
Patent JP-2000287465-A (JP)
Title: Motor drive control device, drive control method and recording medium
Inventor: FUKUSAKA TETSUO
IPC: H02N2/00
Filed: 1999-03-30
Abstract: PROBLEM TO BE SOLVED: To reduce power consumed in a motor control part when a motor is not running. SOLUTION: A vibration wave motor 401 has a rotor and a stator. When the vibration wave motor 401 stops, the rotor is kept in a stationary state by the friction with the stator. While control for driving stop is applied to the vibration wave motor 401, a CPU 405 outputs an electric power supply stop command to a power supply means 404 and power supply from the power supply mean 404 to a drive circuit 402 and control circuit 403 is stopped.
Patent JP-H01260171-A (JP)
Title: Assembling of toilet unit
Inventor: WATANABE KEITOKU
IPC: E04H1/12
Filed: 1988-04-11
Abstract: PURPOSE:To make discretional selection of an erection order possible, by a method wherein corner members are formed in a given indoor space and cross beam members are installed between the corners and, after this, flat wall panels are erected between the cross beam members and foundation frame members and flat wall members are formed thereby. CONSTITUTION:Corner walls Wc of toilet surrounding walls are connected and fixed in a way that two flat walls perpendicularly erected at the corners of a foundation frame R1 are placed crossing each other at a right angle. Then, cross beams R2 and R'2 are installed inside the upper end of the protruding flat wall panels and between the wall panels erected in the identical plane of the surrounding walls. Each flat wall is then formed with flat wall panels erected between the cross beams and a corresponding foundation frame members R1 and R'1 in discretional order. Ceiling reinforcement beam members Bc and plates Pc are installed and temporarily fixed before the erection of the flat wall panels, and tightened further and finally fixed after re-confirmation of levelness and plumbness are made at the completion of the whole surrounding walls Ws. With the above arrangement, assembly of a toilet unit can be made with simple processes.