baber/WOPTO huggingface dataset:
Patent JP-H05278373-A (JP)
Title: Postcard having secret-keeping document surface not read by another person
IPC: B42D15/02
Filed: 1992-04-01
Abstract: PURPOSE:To protect the secret of a document by a postcard having a secret keeping document surface and to make mail easy to utilize by folding a postcard formed from paper having a shield layer therein along a fold line so that the secret keeping document surface becomes inside to bond flaps each other. CONSTITUTION:A postcard is formed from paper having a shield layer 3 between its upper and rear white surfaces 1, 2. A surface 4 of an address or the like, an exposed usual document surface 5 becoming the rear at the time of lamination, a fold line 6 and a perforation or shallow knife line 7 are provided to the single surface of the postcard and a secret keeping document surface 8 and flaps 9 are provided to the other surface thereof. At the time of use, necessary items are written on the surface 4 of the address or the like, the secret keeping document surface 8 and the usual document surface 5 and, thereafter, the postcard is folded along the fold line 6 so that the secret keeping document surface 8 becomes inside to bond the flaps 9 each other. At the time of reading, the postcard is opened by cutting the perforation or shallow knife line 7. As a result, the secret of a document is protected by the postcard having the secret keeping document surface to make mail easy to utilize.
Patent JP-H06313271-A (JP)
Title: Method for antistaining cellulose textile
Inventor: OTA YASUSHI
IPC: D06M101/08
Filed: 1993-04-27
Abstract: PURPOSE:To impart cellulose textiles with antistaining performance having washing resistance. CONSTITUTION:A cellulose textile such as of cotton, hemp or rayon is imparted with a treating solution containing a water-soluble cellulose derivative and a crosslinking agent followed by drying and heat treatment. This process is repeated twice.
Patent JP-S5915965-A (JP)
Title: Image display device
Inventor: KISHI HIROTOSHI
IPC: G03G15/22
Filed: 1982-07-19
Abstract: PURPOSE:To execute quickly an image display, by limiting an initial running time of a belt-like photoreceptor in a cycle for forming and displaying one image, to that which is necessary and sufficient. CONSTITUTION:An encoder 16 is fitted to a motor 15 for turning an endless belt-like photoreceptor which is driven intermittently, the number of output pulses of the encoder 16 is converted to voltage by an f/v transducer 17, this voltage is compared with a speed commmand generator 19 by a comparator 18, and its compared signal is fed back to the motor 15 through an amplifier 20, by which control voltage of the motor 15 is controlled so that its rotation is kept constant. Also, an output signal of the comparator 18 is inputted to a controller 21 of an exposure write means, and after a turning of the photoreceptor is started, when it reaches a prescribed speed, the exposure write process is started by the controller 21, therefore, an initial running time extending from start of the turning to start of the expousre write can be made shortest at all times.
Patent JP-S62280827-A (JP)
Title: Optical scanner
Inventor: HARADA NAKAHIRO
IPC: G02B6/12
Filed: 1986-05-30
Abstract: PURPOSE:To make the titled scanner high in resolution, small in size and light in weight, unnecessary in adjustment after assembly, and to obtain the durability with high level, by providing a grating coupler, and a waveguide type lens, on an incident side of a thin film type optical waveguide, and an emitting side, respectively, and providing an optical deflecting part between them. CONSTITUTION:A light beam which is emitted as parallel rays from a light source 24 is coupled to an optical waveguide layer 23 through a grating coupler 25 of an incident side, and reaches an image forming surface 31 of a photosensitive body 30 through an optical deflecting part 27, and a waveguide type lens 26 of an emitting side. In such a case, when an RF signal is applied to a transducer 28 of the optical deflecting part 27, a Surface Acoustic Wave SAW is excited by a piezoelectric effect, and a period structure 32 of a refractive index is obtained. Accordingly, the coupled light beam is deflected in the angle direction for satisfying a Bragg condition, jumped up in the direction vertical to the film surface of the optical waveguide layer 23 by the waveguide type lens 26 of the emitting side, and also, a uniform angular velocity interlocking of a deflected light is converted to a uniform speed linear interlocking, and the light is condensed on the image forming surface of the photosensitive body 30.
Patent JP-S61283104-A (JP)
Title: Device for improving power factor of transformer
Inventor: NOGIWA YUKIO
IPC: H01F30/12
Filed: 1985-06-10
Abstract: PURPOSE:To reduce the capacity of a single-phase transformer by automatically connecting or disconnecting a phase advancing capacitor provided in parallel with the transformer in response to the amplitude of a load current by the operation of a current relay in a 3-phase AC power distribution in which single- phase transformers are coupled in V-connection. CONSTITUTION:A current transformer 8 is provided in the intermediate of connecting wirings ra and rb, the secondary side is connected with the coil of a current relay 9, and the contact of the relay 9 is controlled to open or close by a current which flows through the wirings ra and rb. The relay 9 is freely adjustable in a range of connection and disconnection, such that, when the total of load currents of 3-phase and single-phase which flow in circuits ra, rb exceeds 90% of the raged current of a transformer 1, a 3-phase capacitor 16 and a single-phase capacitor 17 are connected, and when decreases lower than 40%, they are disconnected. Thus, when the load is near 0, the capacitors are disconnected, and when a load is applied so that an overcurrent flows to the transformer 1 of rs phase, the capacitors are effectively connected.
Patent JP-H02305745-A (JP)
Title: Sheet positioning device
Inventor: MATSUNO JUNICHI
IPC: B65H9/10
Filed: 1989-05-18
Abstract: PURPOSE:To perform side registration at a high precision smoothly in a short transfer way by forming a transfer mechanism of at least one transfer belt inclined for a predetermined inclination angle in the direction of a side plate, and disposing a rotary body freely rotatably at a paper transferring position and over the transfer belt through the paper next to a separation mechanism. CONSTITUTION:An overlap roller (rotary body) 9 for transfer of papers is provided freely rotatably over a transfer belt 6. The installation position of this overlap roller 9 is a position where feed force by a separation belt 2 is eliminated or decreased. A separated paper 1 is thus moved from the separation belt 2 to a side registration part 10 smoothly in a short distance. The paper 1 then passes the overlap roller 9, and the paper 1 gets inclined along an inclination angle theta of the transfer belt 6 to be guided into a groove 20 at the side registration part 10.
Patent JP-H04328933-A (JP)
Title: Four-phase modulation circuit
Inventor: SUGIUCHI SHUNICHI
IPC: H04L27/20
Filed: 1991-04-26
Abstract: PURPOSE:To simplify the circuit constitution and to attain no adjustment for orthogonal adjustment. CONSTITUTION:The four-phase modulation circuit is provided with an oscillator 1 for four multiple wave of an intermediate frequency signal, a flip-flop circuit 2 applying 1/4 frequency division to its output, a flip-flop 3 and a 4-input multiplexer outputting 4 kinds of signals subjected to 1/4 frequency division in response to the combination of data of channels 1, 2. Thus, a four-phase modulation wave is outputted with no adjustment.
Patent JP-H04352058-A (JP)
Title: Dma high-speed data transfer control system
Inventor: SAKURAI JUNJI
IPC: G06F13/28
Filed: 1991-05-29
Abstract: PURPOSE:To obtain a DMA high-speed data transfer control system provided with a DMA high-speed data transfer control circuit in order to improve the system performance of a microcomputer system. CONSTITUTION:This control system consists of a CPU 3 for executing the main control of the system, a memory 5 for storing data or the like to be used by the CPU 3, a peripheral I/O 6 to be the I/O part of the system, a DMAC for directly executing data transfer between the memory 5 and the peripheral I/O 6, and the DMA high-speed data transfer control circuit for outputting a DMA transfer signal and a DMA transfer address n times during the period of one DMA cycle executed by the DMAC 2. Consequently n times the performance of data transfer capacity of the DMAC 2 can be drawn out and the processing capacity of the system can be improved.
Patent JP-S62284614-A (JP)
Inventor: MURAYAMA MASAAKI
IPC: A47G7/04
Filed: 1986-06-02
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-S5919240-A (JP)
Title: Optical information recording system
Inventor: TSUJI SHIGEO
IPC: G11B7/125
Filed: 1982-07-21
Abstract: PURPOSE:To keep a fixed recording bit width to perform recording regardless of the nature and form of an information signal, by changing the light intensity in response to the information signal and after discriminating the length of light irradiating time (light duration) and then varying the exposure intensity. CONSTITUTION:A light intensity control circuit 30 is provided between a signal source 21 and a light modulator 22, and the modulation degree of the modulator 22 is controlled in response to the pulse width of the information signal supplied from a signal source 21. Thus the light intensity is changed. In other words, a recording beam 19 is radiated from a light source 20 and then modulated by the modulator 22. In this case, the signal supplied from the source 21 produces the voltage corresponding to the pulse width by a pulse width discriminator 41 for a period of pulse duration and then controls the gain of a variable gain amplifier 42. While the recording information signal is delayed by a delay line 43 and the discriminator 41 for a period needed for decision of the pulse width. The amplifier 42 functions to reduce the gain when the pulse width is large. As a result, the recording bit width is controlled the fixed value.
Patent JP-S5650610-A (JP)
Title: Balanced variable equalizing circuit
Inventor: YOSHIZAWA HITOSHI
IPC: H04B3/04
Filed: 1979-09-29
Abstract: PURPOSE:To ensure a step-type variable equalizing function for the preequalizer at the input side of the constant resistance, by securing the existence of resistance for the balanced preequalizer giving a variation to the frequency characteristics of the electric communication device although the impedance is low at the connection circuit. CONSTITUTION:In case the resistance value R2 is much larger than R1 and the resistance value (R3+R4) is much larger than R1 respectively, the lowering of the input unmatched attenuation quantity property can be reduced although the impedance is low for both circuit networks Z1 and Z2 owing to existence of the resistance R2 in case a connection is secured for both networks Z1 and Z2 each. At the same time, the reduction of characteristics and be reduced in the same way owing to existence of the resistances R3 and R4 although the impedance is low for the circuit network Z4 in case a connection is secured for the network Z4. As a result, the step-type variable equalizing function can be provided to the preequalizing circuit at the input side of the constant resistance.
Patent JP-H05321150-A (JP)
Title: Nonwoven fabric treated with fluororesin
Inventor: FUKASE KEIKO
IPC: D04H1/43
Filed: 1992-05-19
Abstract: PURPOSE:To provide a resin-treated nonwoven fabric having permanent water- repellency and excellent strength, elongation, fire-blocking property and heat- insulation. CONSTITUTION:The objective nonwoven fabric treated with a fluororesin is produced by forming a film of a polytetrafluoroethylene or a fluororesin having a melting point of >=250 deg.C on the surface of a nonwoven fabric of a flame- resistant fiber having an aerial density of 30-140g/m<2> and an orientation degree of >=1.5. The orientation degree is determined by slitting a nonwoven fabric, dividing each fiber observed in the cross-section of the fabric in the direction of thickness into linear component, splitting each divided unit length into a component (x) in the plane of the nonwoven fabric and a component (y) perpendicular to the first component, calculating the sum of the components x (X) and that of the components y (Y) of the total fibers and using the ratio X/Y as the orientation degree. The obtained fluororesin-treated nonwoven fabric is useful for oil mist filter, oil-water separation filter, surface material for heat-insulation material, etc.
Patent JP-H06336571-A (JP)
Title: Production of water-dispersed coating composition
Inventor: FUKUDA MASAYUKI
IPC: C09J7/02
Filed: 1993-05-27
Abstract: PURPOSE:To improve the process for producing a water-dispersed coating composition suitable as an undercoating agent for polyester film. CONSTITUTION:The process for producing a water-dispersed coating composition of a copolyester containing no or very little hydrophilic group comprises dissolving a copolyester in an organic good solvent composed mainly of tetrahydrofuran to give a solution, adding an organic poor solvent to this solution, adding a mixture of an organic poor solvent and water thereto to produce a stable aqueous dispersion, and then distilling off the good and poor solvents.
Patent JP-H08321721-A (JP)
Title: Digital temperature compensated crystal oscillator
Inventor: WATABE TAKAO
IPC: H03B5/04
Filed: 1995-05-25
Abstract: PURPOSE: To obtain an ADC circuit and a DAC circuit tolerant to noise with a short conversion time. CONSTITUTION: Data Vt , V1 and a reference voltage Vr are fed from a temperature to voltage conversion circuit 10, a storage arithmetic circuit 12 and a sub function mount circuit 17 are fed to a data conversion processing circuit 50, temperature data T processed by the data conversion processing circuit 50 are given to the storage arithmetic circuit 12 to obtain analog data Vcw for temperature compensation, which is fed to a sample-and-hold low pass filter circuit 14. The sample-and-hold low pass filter circuit 14 outputs a control voltage Vc . The control voltage Vc is fed to a voltage to capacitance conversion circuit 15 consisting of a variable capacitor, resistors and a semiconductor switch or the like, and an equivalent capacitance Cc corresponding linearly one to one to the control voltage Vc between output terminals 15A, 15B of the circuit 15 is obtained.  A crystal oscillation circuit is formed by an inverting amplifier 16 and a crystal vibrator 19 with the equivalent capacitance.
Patent JP-S5250060-A (JP)
Title: Vacuum defreezing process for freezed substance and its apparatus
Inventor: KOBAYASHI MASAKAZU
IPC: A23B4/06
Filed: 1975-10-20
Abstract: PURPOSE: Quick and uniform defreezing for freezed substance under a low temperature using condensing heat of vapor to the surface of the freezed body under vacuum. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S5250648-A (JP)
Title: Semi-conductor memory
Inventor: ISHII TAKAYOSHI
IPC: G11B7/0055
Filed: 1975-10-22
Abstract: PURPOSE:To shorten the down time of the semiconductor memory, by arranging a lot of oscillators in the refresh generation circuit, making the oscillation frequency correspond to the refresh cycle time and changing by the rotary switch.
Patent JP-S5751079-A (JP)
Title: Check and maintenance device for butterfly valve
Inventor: WADA TADASHI
IPC: F16K43/00
Filed: 1980-09-08
Abstract: PURPOSE: To perform the check and maintenance of a valve body without stoppage of water by opening a partition valve and pulling up an inner valve box in an upper case when the check and maintenance of the valve body are performed and then closing the valve.  
     CONSTITUTION: A clamping bolt is unclamped, the wedge coupling between an  outer valve box 1 and an inner valve box 2 is disassembled, a valve body 11 is  closed before fully closing position by a drive unit 32, a chain 41 is moved by a  drive unit 43 to lift a hanging member 30, thereby lifting shafts 27, 29, the box 2  and valve surface 11 in full stroke, it is then confirmed that the box 2 is completely  introduced into the box 2, and the drive unit 43 is then stopped. The valve body 21  of the partition valve B is moved in this state, the lower opening is closed, water in  the upper frame 18 is exhausted, the valve body 11 is then suitably turned, and a  valve mechanism is then checked. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H10296142-A (JP)
Title: Liquid ejection pump
Inventor: FUJIE TAKASHI
IPC: B65D47/34
Filed: 1997-04-28
Abstract: PROBLEM TO BE SOLVED: To obtain excellent return performance on a working ejection part by disposing a nonmetallic elastic cylinder, freely expandable and contractible, extending by pushing down the working ejection part and also energizing the working ejection part being in a pushing-down state upwards, between the lower part of an outer periphery of a stem provided with a pushing-down head on the upper end and the upper part of an inner periphery of the cylinder. SOLUTION: An annual piston 6 is engaged in a cylinder 5 and the pushing- down head 8 having an ejecting port (a) is engaged with the upper end of a stem 7 and fixed to compose a working ejection part B. In this case, an elastic cylinder 10 is disposed between the lower part of the outer periphery of the stem 7 and the upper part of the inner periphery of the cylinder 5. The elastic cylinder 10 is formed by extending a flange 11 on the upper surface of the cylinder 5 than the upper end of a larger diameter part 10a engaged with the inside surface of an expanded diameter part at the upper end part of the cylinder 5, also by suspending a smaller diameter part 10c via a tapered part 10b from the lower end of the larger diameter part 10a and by erecting an engaged cylinder part 12 from the lower end edge of the smaller diameter part 10c.  The engaged cylinder part 12 is engaged with an annular recess groove 14, facing downwards, provided at the lower part of the outer periphery of the stem 7 and fixed to energize upwards the working ejection part B being in a pushing- down state.
Patent JP-H09286121-A (JP)
Title: Ink jet recording apparatus
Inventor: HORI MASAAKI
IPC: B41J2/175
Filed: 1996-04-22
Abstract: PROBLEM TO BE SOLVED: To accurately detect the presence of ink by the back electromotive force generated in a piezoelectric element members in a printing head jetting ink by driving the piezoelectric element members. SOLUTION: A drive signal is selectively applied to a plurality of the piezoelectric element members 76 of a printing head 44 to displace the piezoelectric elements members 76 to jet the ink in respective ink jet channels 75. At this time, the magnitude of the back electromotive force generated in other non- driven piezoelectric element members 76 by the pressure propagated through the ink is judged by a discrimination part 60 to detect the presence of ink.
Patent JP-S5825670-A (JP)
Inventor: DAN EI HEIZU
IPC: G03G15/06
Filed: 1982-07-20
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-2000323641-A (JP)
Title: Lead frame and manufacture thereof
Inventor: KAWAGISHI ATSUYA
IPC: H01L23/50
Filed: 1999-05-07
Abstract: PROBLEM TO BE SOLVED: To obtain a lead frame which can be realized at low cost by using an already existing technique for facilitating a countermeasure to multiple pin integration without forcedly making narrow a pitch between inner leads. SOLUTION: A lead frame is provided with at least an inner lead in which a second inner lead 17 is laminated and adhered to a first inner lead 13. Also, this lead frame is provided with a die pad 11 on which a semiconductor element is supported and mounted and a first outer lead 14 and a second outer lead 18 formed so as to be respectively connected with the first inner lead 13 and the second inner lead 17, and so as not to be overlapped with bending parts constituting the outside terminals. In this case, the lead frame with multiple pins having connecting pads in which the inner lead is constituted of the two stages can be realized by using an already exiting facility and lead frame.
Patent JP-S6018611-A (JP)
Inventor: HAYASHI YOSHITOKI
IPC: F16B19/00
Filed: 1984-06-20
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-H02148837-A (JP)
Title: Device and method of clamping semiconductor wafer
Inventor: DEBITSUTO ERUSUKIN
IPC: H01L21/205
Filed: 1989-05-22
Abstract: PURPOSE: To apply a highly uniform fastening pressure around the peripheral edge of a wafer, and to attain a uniform thermal contact with an electrode surface below by moving a ring fastening tool back and forth along a holding surface, aligning the ring fastening tool by engaging the first surface with a barrier, and holding the wafer at a prescribed position by engaging the second surface to the wafer. CONSTITUTION: A semiconductor wafer W is held by a reciprocatable ring fastening tool 80 to an electrode 32 of a plasma etching reaction device. The ring fastening tool 80 includes a first surface 86 which can be engaged with a rising circular barrier 88 and a second surface 84 for accepting the semiconductor wafer W, and holding it in a cavity 50. The contact of the first surface 86 of the ring fastening tool 80 with the rising circular barrier 88 guarantees the correct alignment of the ring fastening tool 80, so that a desired uniform pressure can be exerted anytime by the second surface 84 of the ring fastening tool. Normally, this ring fastening tool is elastically attached to a reciprocating mechanism, and the sufficient freedom of movement can be applied so that the correct alignment can be guaranteed.
Patent JP-S62284834-A (JP)
Title: Operating apparatus
Inventor: ONARI YASUKE
IPC: G05G9/04
Filed: 1986-05-31
Abstract: PURPOSE:To improve operating property, by arranging a first and second respective command means for executing working command to a working mechanism energized with rotational operation against a first and a second respective lever sections. CONSTITUTION:When a handle section 2C is operated around a connecting point P so that a lever angle thetaB cannot be changed, then a first lever section 2A is rotated with the center of the connecting point P to change a lever angle thetaA. When the lever angle thetaA is set to be a desired value, then a boom control section 26 is worked, and the angle of the boom 8 of a shovel mechanism is set to be a desired value. When the handle 2C is operated around a connecting point Q so that the level angle thetaA cannot be changed, then a second lever section 2B is rotated with the center of the connecting point Q to change the lever angle thetaB. When the lever angle thetaB is set to be a desired value, then an arm control section 38 is worked, and the angle of an arm 10 is set to be a desired value.
Patent JP-S5917836-A (JP)
Title: Stator of motor
Inventor: MIYAGAWA MASAHARU
IPC: H02K17/08
Filed: 1982-07-20
Abstract: PURPOSE:To improve workability by a construction wherein a stator core is divided into a plurality of segments having unequal arcuate angles, and the parting surfaces of the divided stator cores are respectively formed with a recess and a projection engageable with each other. CONSTITUTION:First, main windings 10a, 10b and auxiliary windings 11a, 11b are coiled round divided stator cores 6a, 6b as predetermined. Subsequently, one divided stator core 6a is axially slid relative to the other divided stator core 6b with recesses 8 being fitted to projections 9, and assemble is completed at the time when respective parting surfaces 7 are aligned with each other. Since the divided stator cores 6a. 6b thus joined undergo the forces causing the cores 6a, 6b to be turned about their respective axial centers in the separating directions opposite to each other, the recesses 8 and the projections 9 at the parting surfaces 7 of the cores 6a, 6b unequally divided into two segments tend to be engaged with each other, so that the divided stator cores 6a, 6b are joined.