baber/WOPTO huggingface dataset:
Patent JP-H0358326-A (JP)
Title: Optical pickup
Inventor: YAMAZAKI TAKESHI
IPC: G11B7/09
Filed: 1989-07-25
Abstract: PURPOSE:To detect tracking errors always with a high sensitivity and high accuracy by eccentrically providing tracking error detecting regions without superposing them on each other within a hologram element consisting of a region having a beam splitter effect. CONSTITUTION:The light from a semiconductor laser 11 is projected via the hologram element 12, a collimator lens 13 and an imaging lens 14 to a recording medium. The element 12 is provided with the 1st region 12-1 and the 2nd region 12-2 existing with the deviation from the optical axis thereof. The primary light of a main beam 15 in the beam reflected from the medium passing the respective regions is then admitted into a quadrisecting photodetector 17 for defecting a focus error and the +1st order light of the auxiliary beams 16-1, 16-2 past the 1st and 2nd regions is admitted as the light for detecting the tracking error into detector 18-1, 18-2, which output an error signal in accor dance with the difference in the outputs thereof. The efficiency of utilizing the light is improved by maximizing the efficiency of the respective diffractions. The degradation in S/N by stray light is thus prevented.
Patent JP-2000345109-A (JP)
Title: Peelable coating material having excellent appearance and peeling properties
Inventor: OYANAGI MITSUO
IPC: C09D201/00
Filed: 1999-06-02
Abstract: PROBLEM TO BE SOLVED: To obtain a peelable coating material that has excellent transparency, gloss, smoothness, and the like, of a coating film formed therefrom, and also can contribute to the improvement in design of coated matters. SOLUTION: This peelable coating material comprises 5-95 wt.% of a coating film-forming resin, 0.1-50 wt.% of a surfactant, and a trace amount of a defoaming agent, a leveling agent, an ultraviolet absorber and an organic solvent for dilution. The peelable coating material is adjusted in its viscosity with an organic solvent according to machine parts to be used.
Patent JP-H0746280-A (JP)
Title: Code identification method and identification circuit
Inventor: AKAHORI SATORU
IPC: H04L27/22
Filed: 1993-08-02
Abstract: PURPOSE:To increase an error margin. CONSTITUTION:A phase error detector 36 detects a phase error from quantized Ich, Qch base band signals. A phase error averaging circuit 38 averages timewise the detection result. A threshold level for code identification is rotated depending on the average phase error. The delay attended with average is compenated by delay circuits 32I, 32Q. Then phase noise at recovery carrying is eliminated.
Patent JP-H02209659-A (JP)
Title: Automatic variable speed controller for vehicle and its control method
Inventor: DONARUDO SUPERANZA
IPC: F16H61/70
Filed: 1989-07-24
Abstract: PURPOSE: To enhance the performance of a vehicle by determining a selected coupling gear ratio through a program or a logic rule process in accordance with a throttle position and a vehicle speed, and carrying out a skip-up shift when a predetermined condition is detected. CONSTITUTION: A control device 42 determines gear selection and a shift in accordance with an opening of a throttle device 24, an engine speed, a speed of an input shaft of a transmission, a vehicle speed, a manipulation of a brake pedal 40, information from a shift control device 44 and variation rates of measured values, which are detected by sensors 22, 28, 32, 36, 38, and a control part 30 controls turn-on and -off operation of a clutch 16 while control parts 31, 34 control an input shaft brake 18 and the transmission 12, respectively. Further, when a vehicle acceleration with which up-shift by a single stage is frequently repeated, is sensed, and an instruction for skip up-shift by at least two stages is commanded. Thus, it is possible to enhance the performance of the vehicle.
Patent JP-S6346762-A (JP)
Title: Semiconductor device
Inventor: HAYASHI HISAO
IPC: H01L21/68
Filed: 1986-08-15
Abstract: PURPOSE:To obtain twice semiconductor elements from one transparent substrate by using the transparent substrate as an insulating substrate, observing a scribing region formed on one side surface through from the other side surface, and bringing it into coincidence with both side surfaces through the substrate to form semiconductor elements on both side surfaces of the substrate. CONSTITUTION:An insulating substrate is used as a transparent substrate 1, a scribing line 7 region formed on one side surface is observed through from the other side surface, and the scribing line 7 regions are brought into coincidence with both side surfaces through the substrate 1 to form semiconductor elements 6 on both side surfaces. That is, the line 7 is commonly formed to form the elements 65 on both front and rear surfaces of the substrate 1, and the elements 6 are executed for operation tests after a series of semiconductor processing steps are finished, and scribed to be divided, and only the elements of good products are used. Accordingly, most of the processing steps of the semiconductor, such as growing, annealing, oxidizing and etching of a polycrystalline Si by CVD can be simultaneously executed for both front and rear surfaces of the substrate 1. Thus, the number of the steps is not almost increased to obtain twice the elements 6 as large as the conventional case from one substrate 1.
Patent JP-H1087539-A (JP)
Title: Linear polyphenol, its production, metal ion-blocking agent, and separation of sodium from cesium in waste aqueous solution
Inventor: FOOS JACQUES
IPC: C02F1/44
Filed: 1997-07-16
Abstract: PROBLEM TO BE SOLVED: To obtain a linear polyphenol which is soluble in water, can selectively capture cesium, and is useful as a metal ion-blocking agent for capturing cesium in an aqueous nuclear fuel waste solution, by introducing a resorcinol structure into the recurring units. SOLUTION: This linear polyphenol is represented by the formula (n is 5 10), typically pentaresorcinol, heptaresorcinol and is prepared, for example, by reaction of a dihydroxybenzene with formaldehyde in an acidic medium, neutralizing the precipitate and separating from the reaction medium. In an embodiment, this product enables the separation of sodium from cesium in an aqueous waste occurring in the reprocessing of nuclear spent fuel elements. The polyphenol is added to an aqueous waste to be treated and the waste solution is passed through a prescribed charged and porous membrane or a nanofiltration membrane, as a pressure difference is applied between both faces of the membrane, whereby the waste solution is separated into the low-cesium permeating fraction containing sodium and the impermeable fraction of high cesium content.
Patent JP-S6170435-A (JP)
Title: Focus measuring device
Inventor: HOSHIKAWA AKIRA
IPC: G01M11/02
Filed: 1984-09-14
Abstract: PURPOSE:To improve the accuracy of focus measurement by using the combination of a movable filter in which its center line is engraved with a fixed filter, an expansion scale applying light refraction and an expansion lens. CONSTITUTION:A picture tube is formed as a monochromatic crosshatch pattern. A dial 5 is set up to a division '0', a measuring device is brought into contact with the surface of the tube and a line to be measured is observed through a lens 2. The upper (or lower) side of the line observed through the fixed filter 6 is set up to the center line 9, and the dial 5 is moved and set up so that the lower (or upper) side of the line observed through the movable filter 3. The reading of the division of the dial 5 is the width of focus. Since the width of focus is indicated directly on the scale, skillful technique is not required for the measurement, its weight is light, the expansion lens 2 has ten times the power of an ordinary lens and a glass plate reduced at its strain, the measuring device is highly accurate and general.
Patent JP-H069340-A (JP)
Title: Mascara
Inventor: TAKATSU AKIHIKO
IPC: A61K8/00
Filed: 1992-06-24
Abstract: PURPOSE:To provide mascara high in curling potential, good in makeup sustainability, and also having humectancy with no uncomfortable feeling in eyelashes. CONSTITUTION:The mascara characterized by being formulated with 0.1-10.0wt.% of silk fibers 0.1-2.0mm in length.
Patent JP-H1120370-A (JP)
Title: Writing utensil
Inventor: KOBAYASHI YOSHIHIRO
IPC: B43K7/00
Filed: 1997-07-01
Abstract: PROBLEM TO BE SOLVED: To block a rear end opening part of a refill storing ink and an ink back flow preventive agent, and a rear end opening part of a barrel with one tail plug without increasing the number of parts. SOLUTION: A refill 1 wherein a pen point part is provided to a tip, and ink and an ink back flow preventive agent are contained in an ink storing part, is inserted into a barrel 8. A tail plug 15 is stationarily attached with a stationarily attaching part to a rear end opening part of the barrel. A rear end opening part of the refill 2 is blocked with a plug part 17 projected toward the pen point part provided to the tail plug. Then, an air communication hole communicating a rear space part of the ink back flow preventive agent of the refill to an outside of the barrel is provided to the plug part.
Patent JP-S6253076-A (JP)
Title: Image pickup element control circuit
Inventor: KIYOKUNI YOSHIHIKO
IPC: H04N5/335
Filed: 1985-09-02
Abstract: PURPOSE:To extend the input dynamic range of charge accumulating type image pickup element by so constituting the titled circuit that the accumulating time of the element is negative fedback based on the maximum value of the level of a picture signal read in the unit of picture element from said element of such as CCD. CONSTITUTION:The image pickup element 1 transffers charges by a clock from a drive clock generating circuit 2. A storing time ta and a read time tc are alternately set. The control circuit of the element 1 consists of an A/D converter 3, a peak detecting means 4, a feed back means 5, and an interval timer 6, etc. The means 5 consists of a reference value generating part 51, a differential arithmetic operation circuit 52, an accumulative adder circuit 53, and an inverting circuit 54. If the quantity of input light in the unit of picture element to the element 1 exceeds a reference value, the quantity of charge- accumulation is decreased to constrain the sensitivity. On the contrary, if below the reference value, said quantity is increased to enhance the sensitivity.
Patent JP-S6449779-A (JP)
Title: Solenoid valve, flow rate of which can be changed over
Inventor: GIYUNTAA KEESU
IPC: B60T15/14
Filed: 1988-08-02
Abstract: PURPOSE: To reduce the effective flow cross section by enabling the inflow region having a sealing element to ensure an aspiration effect by the flowing medium within predetermined stroke and flow ranges. CONSTITUTION: When skid control function is put into operation, a movable element 13 is attracted away from a permanent magnet 19 by the flow of electric current in the magnetic valve, and the valve closes in the normal way. After a certain period of time, the skid control function is changed, current flowing in the valve is cut off as pressure rises again, the flowing medium obstructs the replacement of the movable element 13 via flow effect. Hence, the flow is adjustable to a twist way with respect to normal braking and well kept within the predetermined range.
Patent JP-H10208290-A (JP)
Title: Annular shutter mirror and its manufacture, and different kind of light pickup device using the same
Inventor: KEN YON YAN
IPC: G11B7/1362
Filed: 1997-07-17
Abstract: PROBLEM TO BE SOLVED: To easily control the flux diameter of a light beam and to simplify the constitution by deforming the part of a reflecting surface according to the application state of an electric field to separate and cut off part of the light beam. SOLUTION: When a selection switch SW is turned on, an electric field is produced between a 1st electrode pattern 82 and a 2nd electrode pattern 84 with the voltage from a voltage source Vdd. With this electric field, the annular inside part of the 2nd electrode pattern 84 which faces a common part 92 curves arcuately downward with the 1st reflecting substance layer pattern 94. Consequently, the marginal part of a light beam which is made incident at 45 deg. is reflected at an angle larger or smaller than 45 deg. and the remaining center part is reflected at 45 deg.. Consequently, the marginal part of the light beam traveling to a target is separated and cut off by the 1st reflecting substance layer pattern 94.
Patent JP-H0240694-A (JP)
Title: Manufacture of resonance body
Inventor: SANJO MASAYUKI
IPC: H04R1/00
Filed: 1988-08-01
Abstract: PURPOSE:To obtain an acoustic vibration device which has large acoustic vibration generation area and reproduces a powerful low-frequency sound and is reduced in noise generation by fitting a flexible tube in the groove of a foamed body along the groove and then embedding the tube by foaming. CONSTITUTION:A foaming jig 12 consists of two molds 13 and 14, a recessed part 15 in the shape of a rectangular prism is formed in the 1st mold 13 in a downward direction, and a swell part 16 in the shape of a rectangular prism and semicircularly sectioned projection streak 17 are formed on the top surface of the 2nd mold 14. The projection stream 17 exits from the swell part 16 and is bent nearly over the entire surface of the mold to reach the swell part 16 and its overall length is 1-5m. Thus, the mold is constituted and the mold 13 is placed on the mold 14; and the jig 12 is closed and then urethane foamed original liquid is injected into the jig 12 and foamed. Then the mold 14 is removed and thus the urethane molding body 18 which has a recessed part 19 corresponding to the swell part 16 and a groove 20 corresponding to the projection streak 17 is formed in the recessed part 15 of the mold 13. Then the lower half part of a box-shaped driver unit 10 is fitted in the recessed part 19 and the lower half part of the tube 2 is fitted in the groove 20.
Patent JP-S5982417-A (JP)
Title: Pitch for raw material of carbon fiber and its preparation
Inventor: MORIYA KUNIHIKO
IPC: D01F9/14
Filed: 1982-11-04
Abstract: PURPOSE:To provide pitch for the raw material of carbon fiber, containing n-heptane-soluble component, a quinoline-insoluble component and a toluene- insoluble component at specific ratios, having excellent spinnability and high resistance to welding, and avilable at a low cost. CONSTITUTION:A petroleum heavy oil residue preferably having a boiling point of >=410 deg.C and a sulfur content of <=1.5wt% is heat-treated under the condition to achieve a yield of the heat-trated oil of >=80%, and the insoluble substances are separated and removed under heating at <=350 deg.C. The produce is distilled in vacuum at <=1.0Torr and 370-390 deg.C to remove the low-boiling fraction and obtain the objective pitch containing <=1.0wt% of n-heptane-soluble component, 7-18wt% of quinoline-insoluble component and 75-90wt% of toluene-insoluble component.
Patent JP-H0512783-A (JP)
Title: Multiple line type voice recording and reproducing, and information processor
Inventor: OKUBO TAKASHI
IPC: G11B19/02
Filed: 1991-07-05
Abstract: PURPOSE:To enable the simultaneous recording and reproduction of many pieces of voice information to be conducted and to facilitate control from outside by digitizing voice information in parallel and recording it on a hard disk recorder, and reproducing the recorded voice information at the same time. CONSTITUTION:When voice information signals are sent to a centralized controller 3 at the same time from plural input devices 4 such as external pushphone through an RS232 interface 3a, the signals are controlled by the controller 3 and the signals are digitized by the multiple line type voice recording and reproducing device 2 and recorded on a multiple line type hard disk recorder 1 in parallel. Further, when a signal indicating the reproduction of the recorded information is sent from the external device 4, the device 2 reproduces the voice information and sends it to the device 4 under the control 3 of the controller 3.
Patent JP-S6172355-A (JP)
Title: Kana-to-kanji conversion dictionary style
Inventor: SEKIYA TOSHIO
IPC: G06F17/22
Filed: 1984-09-17
Abstract: PURPOSE:To compress the dictionary capacity and to shorten the access time by having a dictionary style where the reading of >=6 characters is stored in an overflow area and at the same time using a 2-stage index for page access. CONSTITUTION:A disctionay consists of the 1st index 1, the 2nd index 2 and a main body 3. The index 1 contains the Japanese syllable keys and shows the address of the index 2. In case plural units of index 2 starting at the same sound exists, the head address is shown. Then the index 2 shows the key of each page of the main body 3 as well as the page address. The reading of the word (6 characters) stored at the head of a page is used for a key. The words having the same reading of 6 characters counted from the head position are stored in the same page. Thus a page storing the word to be retrieved can be discriminated from levels of keys of the index 2.
Patent JP-H05136056-A (JP)
Title: Molecular beam epitaxial growth method
Inventor: TAKAKUSAKI MISAO
IPC: C30B23/08
Filed: 1991-07-08
Abstract: PURPOSE:To provide a molecular beam epitaxial method for manufacturing a III-V compound semiconductor by which a high-purity epitaxial film having a good surface condition can be obtained. CONSTITUTION:This method includes a cleaning process wherein a group V molecular beam of cleaning molecular beam strength Pc is applied to a substrate set at a cleaning temperature Tc, and a growth process wherein after the cleaning process, a group V molecular beam of growth molecular beam strength Pg which is lower than the cleaning molecular beam strength Pc and a specified group III molecular beam are applied to the substrate set at a growth temperature Tg which is lower than the cleaning temperature Tc.
Patent JP-2001024836-A (JP)
Title: Display device
Inventor: TACHIBANA MASAKI
IPC: H04N1/32
Filed: 1999-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a display device which can make a plurality of errors confirmable even when the device has a size-reduced displaying section. SOLUTION: When one error occurs, an MPU 11 turns on an LED 17a and, at the same time, makes a displaying section 17 display an error message. When a plurality of errors occur, on the other hand, the MPU 11 turns on the LED 17a and, at the same time, makes the displaying section 17 display a plurality of error messages at prescribed time intervals (for example, at three- second intervals). Therefore, the displaying section 17 can make the plurality of errors confirmable even when the displaying section 17 has a reduced size.
Patent JP-H0946650-A (JP)
Title: Teletext multiplex broadcast transmitter
Inventor: HATAOKA HIROSHI
IPC: H04N7/03
Filed: 1995-07-28
Abstract: PROBLEM TO BE SOLVED: To correct a program broadcast at present without interrupting the broadcast in a caption program broadcast of the teletext multiplex broadcast transmitter when a program broadcast at present has an error. SOLUTION: Packet processing data of a caption program from the teletext multiplex broadcast transmitter 1 are used to broadcast a caption program by using alternately buffers 3a, 3b of three buffer memories 3 and using a remaining buffer 3c to store packet processing data whose error is corrected. The error is corrected without interrupting the broadcast by replacing the buffers 3a, 3b for broadcasting with the buffer 3c storing the packet processing data whose error is corrected.
Patent JP-S6170842-A (JP)
Title: Automatic answering telephone set
Inventor: SATO MITSUO
IPC: H04M1/65
Filed: 1984-09-14
Abstract: PURPOSE:To record simply a signal for end of tape detection without requiring a special beap tone generating circuit at all by recording an output of a bias oscillation circuit as a signal of a end of tape detection of a response message in the fast feeding state. CONSTITUTION:A response message is recorded on a message tape and when a stop switch SK is operated, a signal outputted at a terminal S7 of a system control section 9 is not outputted and a signal from a microphone MIC is not impressed to an amplifier circuit 3 for recording/reproduction. In this state, only an output of the bias oscillation circuit 7 is impressed to a head PRI for response message recording/reproduction and an output of a bias oscillation circuit 7 is recorded on a response message tape.
Patent JP-H0716750-A (JP)
Title: Method and equipment for tack welding of large diameter tube to be welded
Inventor: MATSUI TAKASHI
IPC: B23K37/06
Filed: 1993-07-07
Abstract: PURPOSE:To provide a means which eliminates the defective welds immediately after starting the welding until the arc is started and reaches the stable normal condition and obtains the excellent bead in the tack welding of a large diameter tube to be welded where the tub plate is mounted on the tube end and welded by the gas shielded metal-arc welding method. CONSTITUTION:In executing the continuous tack welding of a UO-formed tube stock over the whole length of the seam by the gas shielded metal-arc welding method, the tub plate and/or the tube end part on the side where the welding is started are preheated to the temperature >=400 deg.C by the welding heat of a TIG welding machine or the like. In this condition, the tack welding is executed, and the arc start quality of the gas shielded metal-arc welding is improved. Thus, the quality of the tack welding of the large diameter tube to be welded can be improved, and the repair man-hours after the tack welding can be greatly reduced.
Patent JP-2000031613-A (JP)
Title: Electric circuit board, method and apparatus for forming protruding contact
Inventor: NAKAJIMA YASUSHI
IPC: H05K3/10
Filed: 1998-07-08
Abstract: PROBLEM TO BE SOLVED: To prevent short circuit of adjacent connector regions at connecting by forming a disc-like base with a ball part formed at an end of a wire of a blank brought into pressure contact with a contact region and a columnar part at a center of an upper surface of the base, and laterally cutting the columnar part, thereby stabilizing the volume of a protruding contact part. SOLUTION: A protruding contact 10 is formed into a shape laterally cut at a columnar part 10b, by inserting a wire 12 of a blank into an insertion hole of a capillary tool 11, drawing its end down to form a spherical ball 13, press connecting the ball 13 to a contact region 15 of an electrical circuit board via the tool 11 to a predetermined height, and forming the part 10b for creeping the ball material into the hole at a disc-like base part 10a and its upper surface center. Thus, the volume of the contact is stabilized, and hence it will not be short-circuited with the adjacent connector regions at connecting.
Patent JP-H1120245-A (JP)
Title: Image processor and processing method
Inventor: OZAWA TAKERU
IPC: G09G5/24
Filed: 1997-07-03
Abstract: PROBLEM TO BE SOLVED: To obtain an image processor which can output a print with high cache effect from the start immediately after power up by recording character information being used at high frequency, generating the bit map data of characters being used at high frequency for the character generating section immediately after power up and storing the bit map data. SOLUTION: An image data from an information outputting section 3 is stored temporarily in a receiving butter 5 and a bit map data corresponding to a character is subjected to a specific edition processing at an editing section 6. In this regard, a font data corresponding to a character code is obtained from a font ROM 15 and a bit map data of a corresponding character is generated at a character generating section 16. The bit map data thus obtained is utilized together with a bit map data stored in a font cache 17 for producing an output image data at a developing section 11. On the other hand, a font cache initializing section 19 generates a bit map data of a character being used at high Frequency to the character generating section 16 immediately after power up and then the bit map data is stored in the font cache 17.