baber/WOPTO huggingface dataset:
Patent JP-H08319828-A (JP)
Title: Cooling water passage structure of cylinder head
Inventor: KAJIWARA YASUFUMI
IPC: F02F1/40
Filed: 1995-05-24
Abstract: PURPOSE: To improve responsiveness by leading bypassing cooling water toward the temperature sensitive part of a thermostat surely, and reduce a cost without increasing the number of parts. CONSTITUTION: An intake side cooling water passage 2 and an exhaust side cooling water passage 3 are formed separately from each other, the communicating opening port 8 for a bypass is formed between the inlet part of the intake side cooling water passage 2 and the end part of the exhaust side cooling water passage 3, and a thermostat 5 provided with a valve element 21 for opening/ closing the communicating opening port 8 is arranged on the inlet part of the intake side cooling water passage 2.  A bowl type plug 11 for forming the valve seat 10 of the valve element 21 is fittedly fixed on the communicating opening port 8, and a guide wall part 12 for leading cooling water which flows the intake side cooling water passage 2 passing the communicating opening port 8 to the temperature sensitive part 18 of the thermostat 5 is extendedly arranged on a part of the intake side cooling water passage 2 side of the bowl type plug 11.
Patent JP-H08319599-A (JP)
Title: Chemical reactor
Inventor: IMAI RYOJI
IPC: G01N27/447
Filed: 1995-05-24
Abstract: PURPOSE: To continue a reaction without hindrance even under a micro-gravity environment by removing bubbles generated on the surface of electrodes for reaction. CONSTITUTION: An inclined electric field is generated between the electrodes 10, 11 for the reaction and inclined electrodes 14, 15 respectively opposed thereto in inclined state by using power sources 23, 24 for generating the inclined electric field. The inclined electrodes are moved along the electrodes 10, 11 for reaction toward wide side from narrow side of the intervals between both.
Patent JP-H05193800-A (JP)
Title: Strip conveyance roll device
Inventor: HAMADA KAZUAKI
IPC: B65H20/02
Filed: 1991-04-26
Abstract: PURPOSE:To inevitably, reliably, and accurately achieve uniformization of a press force by a method wherein a press force exerted on a roll on the stationary roll by a press roll is always uniformized on both sides. CONSTITUTION:A press roll 2 is forward and backward movably mounted on the frame 50 of a pressurizing device 5 and both sides of the press roll 2 are individually by means of the resilient force and the hydraulic pressure of the bellows 62 of pressure regulating bodies 60. Spaces of the two pressure regulating bodies 60 in which liquid is tightly contained are interconnected to each other through a communicating pipe. The press roll is forced to follow fluctuation in a strip plate surface to be displaced in an excellent manner through resilient deformation of the bellows 62. When any difference in a press reaction force is produced between both sides of the press roll 2, liquid is moved between both pressure regulating bodies 60 by means of the difference in this press reaction force and this operation uniformizes the press force of the press roll 2 exerted on a roll 1 on the stationary side.
Patent JP-H08321099-A (JP)
Title: Magnetic recording and reproducing device
Inventor: KUDO HISASHI
IPC: G11B15/18
Filed: 1995-05-24
Abstract: PURPOSE: To accurately realize the super low speed feeding of a tape by the simple constitution, in a particular reproducing mode of a digital VTR. CONSTITUTION: The tape is fed by a capstan 16 and a pinch-roller 18. The device is constituted of a 1st motor 15 utilizing a direct drive system, on which the capstan is attached to a rotor 17, and a 2nd motor 20 provided with a driving force transmitting means 27 for abutting/separating against the rotor through a speed reduction mechanism 22, then the capstan is made so as to be driven selectively by the 1st or 2nd motor in accordance with the tape running mode. Further, a means 19 for detecting the number of rotation is provided on the 1st motor so that the 2nd motor is rotationally controlled by the detection signal of the means for detecting the number of rotation. The driving force transmitting means is constituted of a transmission gear engaging a gear part provided on the rotor, or constituted of an idler pressing in contact with the rotor.
Patent JP-S6018826-A (JP)
Title: Reading method of optical memory medium
Inventor: KAIZUKA KUNIYASU
IPC: G11B7/13
Filed: 1983-07-09
Abstract: PURPOSE:To attain the reading of a signal of high density without using the laster light for detection by irradiating the reflected or transmitted light to sensors arranged linearly as well as to a light shielding mask after branching said light into two streaks of light via a semitransparent mirror and then detecting the maximum or minimum light quantity via a photodetector. CONSTITUTION:Tracks 2 are arrayed in the same pitch to form track trains 2' on a card 1. These trains 2' are arrayed in the traveling direction of the card 1. The light delivered from a light emitting diode 3 is condensed by a lens 4 and branched into two streaks of light by a semitransparent mirror 6. One of these two streaks of light is put into sensors 7 arrayed linearly; while the other streak is branched toward the side way and irradiated to a light shielding mask 8. The transparent streaks 9 have the same pattern as a geometric distribution of the tracks 2 and transmit the light. The peripheral area 10 of the streaks 9 cuts off the light. Therefore the quantity Q of the light received by a photodetector 11 has large and small changes toward a time base (t) as the card 1 advances toward an arrow (x). A signal reading circuit 18 reads assuredly digital signals by the signal delivered from a position detecting circuit 12.
Patent JP-H04229774-A (JP)
Title: Parabolic waveform generator and pin cushion correcting circuit
Inventor: RONARUDO YUUJIN FUAANSURA
IPC: H04N3/23
Filed: 1991-04-26
Abstract: PURPOSE: To provide a parabolic waveform generator, which is sensible to the disturbance of a vertical frequency caused in a switching mode vertical deflection circuit and the disturbance caused by channel switching. CONSTITUTION: This parabolic waveform generator for geometrical correction of television raster includes a resettable circuit 84, which generates a repetitive lamp signal 62, and a resettable integrator 70 which generates a repetitive parabolic signal 60 from a lamp signal 62. A first reset circuit 86 initializes a lamp circuit 84 with a frequency related to a scanning frequency. An auxiliary reset circuit 80 initializes the integrator 70 prior to integral of each repetitive lamp signal. This auxiliary reset circuit 80 minimizes the timing error due to the variance of the lamp signal 62, based on the transient state.
Patent JP-S5915950-A (JP)
Title: Picture forming device
Inventor: ISHII YOUICHI
IPC: G03G15/05
Filed: 1982-07-19
Abstract: PURPOSE:To attain prevention of contamination of an ion modulating means by a simple structure, by providing a partitioning means which superposes and places a sheet member having an opening on a plane part, slides it in each opposite direction and opens and closes the opening. CONSTITUTION:A driving roll 21 and a driven roll 23 are placed on the lower side and the upper side, respectively, by placing the adjacent gap part of a screen 1 and an insulating drum 4 between the upper part and the lower part, and a beltlike shielding member 14 is extended around between them. In a state that a latent image is transferred to the insulating drum 4 from the screen 1, opening parts 30, 31 formed on the shielding member 14 conform with each other, and a gap required for transferring a latent image is secured. As soon as transfer of the latent image is ended, the driving roll 21 is driven, the opening is closed by shifting a position of the opening parts 30, 31, and the screen 1 side and the insulating drum 4 side are shielded completely from each other, therefore, the quantity of powder of a scattering toner, etc., flowing into the screen 1 side is suppressed to the minimum limit.
Patent JP-H06316732-A (JP)
Title: Treatment of spent aluminum can
Inventor: KATO MASAO
IPC: C22B21/00
Filed: 1993-04-28
Abstract: PURPOSE:To provide the method for treating an aluminum can capable of reutilizing for an deoxidizer for molten steel or the like by utilizing a spent aluminum can, specifying its burning temp. and forming it into aluminum of spherical lumps. CONSTITUTION:A spent aluminum can is burnt at 400 to 600 deg.C. In this way, coating material or the like stuck on the surface is burnt and removed away. Then, the residual stress at the time of compacting of the aluminum can is removed away, and furthermore, aluminum hardened by work hardening is softened. At the time of charging the aluminum can to a repulsion type pulverizer in this state, it is struck without being teared off by the striking and is therefore sphered. Moreover, burnt materials are stuck on the surface in the same stage, but, they are removed away as the powdery content by a repulsion type pulverizer and are furthermore classified to remove the intruded small particle content and powder. In this way, aluminum utilizable for a deoxidizer or the like can be obtd.
Patent JP-H0850672-A (JP)
Title: Security-thread confirmation device of paper money
Inventor: SUTEEBUN KENTO HAABAU
IPC: G07D7/00
Filed: 1995-04-27
Abstract: PURPOSE: To provide a device for confirming a security sled for confirming a security thread with reliability. CONSTITUTION: A security thread 108 is buried in a cash sheet. This thread is formed of a plastic substrate on which plural metallic conductive alphabetic or digital characters are formed. Those characters have prescribed height, width, and intervals between them. A confirming device 100 is constituted of an oscillator electrode 128 and accompanied horizontal electrode 132 and vertical electrode 136. An oscillator signal is connected with the oscillator electrode 128. An interval between the horizontal and vertical electrodes relative to the oscillator electrode 128 is decided by an interval between the metallic characters on the thread. On the valid security thread 108, the oscillator signal is connected with the horizontal electrode 132 is capacity, and not with the vertical electrode 136.  On the other hand, on a forged security thread, the oscillator signal is surely connected with the both horizontal and vertical electrodes. A signal processing electronic mechanism is provided for sensing those validity and forgery conditions.
Patent JP-S615394-A (JP)
Inventor: TAGUCHI KAZUHIKO
IPC: G07F11/18
Filed: 1984-06-18
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-H07311268-A (JP)
Title: Surveying laser radar
Inventor: NODA SHOHEI
IPC: G01S17/88
Filed: 1994-05-16
Abstract: PURPOSE:To provide a surveying laser radar which can survey via an optimum wavelength which can permeate sea water in a sea area and effectively survey a target of a deeper depth. CONSTITUTION:A laser radar surveys a target position by emitting a laser light 12 and inputting an echo to be reflected by a target 17 in the sea 16, and comprises a controller 21 for outputting a scan command of a variable band wavelength for a variable wavelength laser 11, and a wavelength selecting signal processor 20 for selecting a wavelength by obtaining the emitting strength and the reflecting strength of a certain wavelength and selecting the wavelength in which reflecting the strength/emitting strengths become maximum.
Patent JP-H08298226-A (JP)
Title: Manufacture of capacitor
Inventor: TANAKA MEGUMI
IPC: B29K23/00
Filed: 1995-04-25
Abstract: PURPOSE: To provide a manufacturing method of a capacitor having a small decrease of capacitance and an excellent tanδ and dielectric strength characteristics. CONSTITUTION: When a film-wound winding type capacitor is manufactured, after the winding core of a capacitor element has been heat-treated at the temperature at which the rate of heat shrinkage reaches 0.2 to 1%, for 1.5 times of the time at which the winding core of the capacitor element reaches the above-mentioned temperature, another heat treatment is conducted at a temperature at which the heat shrinkage rate in longitudinal direction of the film itself reaches 1.3 to 3.5% for the time with which the part of 3/4 to 1/3 of the entire thickness from the surface layer in thickness direction of the capacitor element reaches the above-mentioned temperature. The above- mentioned heat treatment are characterized in this manufacturing method.
Patent JP-H04351789-A (JP)
Title: Semiconductor storage device
Inventor: FURUYAMA TORU
IPC: H01L21/8242
Filed: 1991-05-29
Abstract: PURPOSE:To extend the margin of sense operation by increasing the signal input volume of a bit line sense amplifier for read of an array of cascaded DRAM cells. CONSTITUTION:At the time of read from the array of cascaded DRAM cells, a sense amplifier GA is operated to perform sense amplification of the potential between a bit line and a capacitor plate line. Thereafter, a control signal line RL1 is turned on, and the stored information of a capacitor C1 amplified by the sense amplifier SA is stored in a first element REG1 of a register REG, and the control signal line RL1 is turned off. When a word line WL1 is turned on after a bit line BL and a capacitor plate line PL are precharged again, the sense amplifier SA is operated again to amplify the potential between the bit line and the capacitor plate line. Thus, the signal input volume of the sense amplifier is increased to extend the margin of the sense operation.
Patent JP-S5753360-A (JP)
Title: Device for adjusting quantity of ink in ink mechanism for printer
Inventor: BERUTO KATSUPERU
IPC: B41F31/04
Filed: 1981-08-13
Abstract: An ink fountain including a frame defining a horizontal slot adjacent the fountain roller. Arranged side by side in the slot is a metering assembly in the form of a series of flat slides each having a cam assembly at its rear end for adjusting the position of the slide with respect to the fountain roller thereby to meter ink in predetermined thickness in respective zones. Each slide is formed of a body having secured thereto a rectangular tip portion formed of resilient plastic. The tip portion of each slide has embedded in it a blade of wear resistant spring metal, the blade being coextensive with the width of the slide and so oriented as to present a flat face to the fountain roller defining, with the fountain roller, a sharply acute cusp. The rectangular tip portion of each slide is relieved in the region just behind the spring metal blade to permit the blade to flex broadwise resiliently and accommodatingly when the slide is advanced to bring the edge of the blade against the surface of the fountain roller thereby to achieve a seal between the blade and the fountain roller with only limited reaction force being exerted between them.
Patent JP-S61284384-A (JP)
Inventor: YOSHIDA MITSUTAKA
IPC: B25J17/02
Filed: 1985-06-12
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-H05328152-A (JP)
Title: Picture processor
Inventor: ISEMURA KEIZO
IPC: H04N1/387
Filed: 1992-05-19
Abstract: PURPOSE:To set optionally the color detected from an original picture in a copying machine implementing processing converting a color picture in the original picture into a prescribed pattern, processing erasing the color picture and processing converting the color picture into a picture with a prescribed density. CONSTITUTION:A CPU sets an upper limit and a lower limit of a color recognition level to latches 1004a, 1004d and discriminates whether or not a hue is in existence between the lower limit and the upper limit by comparators 1004b, 1004c and an AND gate 1004e. The CPU sets the value set in the color recognition level adjustment mode to the latches 1004a, 1004d by an operation section.
Patent JP-H0425018-A (JP)
Title: Quartz tube cleaning jig
Inventor: SUZUKI RYOJI
IPC: H01L21/22
Filed: 1990-05-16
Abstract: PURPOSE:To peel off a substance formed on the inner surface of a quartz tube forcibly with a quartz tube cleaning jig inserted into the quartz tube at the time of the cleaning of the quartz tube for rotation cleaning by making the quartz tube cleaning jig from a silicon carbide ceramic plate. CONSTITUTION:A cleaning jig is made from an acid-proof silicon carbide ceramic plate. The corners are chamfered in order not to damage the surface of a quartz tube. The surface of the cleaning jig is rough for a large frictional resistance. During the cleaning of the quartz tube, the quartz tube 1 rotates in the direction shown by an arrow 4. Therefore, the cleaning jig 2 tries to rotate together with the quartz tube 1 but it returns where it was because of the gravity. By repetition of this movement of the cleaning jig 2, a nitride substance formed 3 which sticks to the inner surface of the quartz tube 1 can be peeled off by force.
Patent JP-H0425060-A (JP)
Title: Semiconductor device
Inventor: SHIRATORI KEI
IPC: H01L23/50
Filed: 1990-05-16
Abstract: PURPOSE:To improve high-frequency characteristics by attaching foldable conductive plates to the edge of the lead frame device mount and the tips of the inner leads in such a way as to maintain electrical contact. CONSTITUTION:In this device, foldable conductive plates 3 and 4 are attached to the edge of a lead frame device mount 1 and the tips of an internal leads 2, made of conductive materials, in such a way as to maintain electrical contact with the mount 1 and the inner leads 2. Depending on the area of a semiconductor chip 5, after the conductive plate 3 attached to the edge of the device mount 1 is folded and the conductive plates 4 attached to the tips of the inner leads 2 are extended, the semiconductor chip 5 is connected to the device mount 1 using a mounting solder material 6, the electrode on the semiconductor chip 5 is connected to the conductive plates 4 attached to the tips of the inner lead 2 with metal wires 7, and the resin package 8 is sealed.
Patent JP-H09275844-A (JP)
Title: Artificial pearl kernel for culture and its production
Inventor: KATOU TATEHATA
IPC: A01K61/00
Filed: 1996-04-12
Abstract: PROBLEM TO BE SOLVED: To provide an artificial pearl kernel for culture which is superior in hardness, compatibility, roundness, color tone, glossiness, and workability. SOLUTION: A porous inorganic spherical sinter of 8 to 15% in water absorptivity consists of 60 to 90wt.% aluminum oxide as a 1st component and >=1 kind of compound selected out of a group consisting of aluminum, calcium, magnesium, zinc, zirconium phosphate, and titanium oxide as a 2nd component and its surface is covered with a glass layer consisting principally of calcium oxide in 0.05 to 0.5mm thickness to provide the objective artificial pearl kernel for culture. To make the sinter porous, a cellulose compound is mixed before sintering and gaps are formed by combustion vaporization at the time of the sintering.
Patent JP-H0420843-A (JP)
Title: Soldering strength testing device
Inventor: TANAKA KEISUKE
IPC: G01N19/04
Filed: 1990-05-15
Abstract: PURPOSE:To test soldering strength without having effect on neighboring parts by bringing a suction port into contact with the surface of a soldered IC, and sucking the IC with pump which is provided with a means for controlling the sucking force at a tubular pipe that is connected to the sucking port. CONSTITUTION:A suction port 3 has the area that is smaller than the surface area of an IC 1. The tip of the suction port 3 is formed of an elastic member. The suction port 3 is provided in a testing device. A tubular pipe 4 is attached to the upper part of the suction port 3. A pump 5 having a means for controlling the sucking force is provided at the tip of the tubular pipe 4. The suction port 3 is brought into contact with the surface of the IC 1 of a fixed printed board 6. The pump 5 which is set at the specified sucking force is operated. Then a peeling test for a soldered part between each electrode leg 2 and a copper foil pattern 7 is performed. Thus, the test for the soldering strength can be conducted without the effect on other neighboring parts.
Patent JP-H11314936-A (JP)
Title: Low melting point glass, composition for sealing, composition for coating and composition for forming partition wall
Inventor: TANABE RYUICHI
IPC: H01J11/48
Filed: 1998-05-08
Abstract: PROBLEM TO BE SOLVED: To obtain a lead-free low m.p. glass suitable for a compsn. for sealing PDP or VFD, a compsn. for coating a substrate and a compsn. for forming the partition walls of PDP or VFD by incorporating specified amts. of tin oxide, ZnO, P2 O5 , Li2 O, Na2 O and K2 O. SOLUTION: The low m.p. glass consists substantially of, by mol, 0.1 to <2% (expressed in terms of SnO) tin oxide, >44 to 74.9% ZnO, 25-50% P2 O5 and 0-4% Li2 O+Na2 O+K2 O. The compsn. for sealing a plasma display panel or a fluorescent display tube consists of 50-100% powder of the low m.p. glass and 0-50% powder of a low expansion ceramic filler and preferably has 60×10<-7> -90×10<-7> / deg.C average coefft. of thermal expansion in the range of 50-250 deg.C after firing. The ceramic filler is selected from the group consisting of zircon, cordierite, aluminum titanate, alumina, etc., and the total amt. of alumina and zircon is adequately <=9 wt.% of the amt. of the compsn.
Patent JP-S5829391-A (JP)
Title: Dc motor driving circuit
Inventor: SAKAMOTO JIYOU
IPC: H02P7/28
Filed: 1981-08-12
Abstract: PURPOSE:To reduce the number of elements by giving the gate circuit side both functions of a gate circuit and of a driving circuit for a power element. CONSTITUTION:The levels of input signals phi1-phi3 vary in relation to the angles of rotation of the rotor of a motor, and in consequence, the levels of output signals A-F of inverters 11-13 and non-inverters 14-16 vary as well. Output signals phi2b, phi3b and phi1b turn to be of high level under the condition that the signals A and F, B and D, and C and E are of high level, respectively. A power transistor in a power element 23 is driven corresponding to the condition that each of the output signals phi1b-phi3b is made to be of high level, and thereby each phase of a three-phase motor is excited sequentially.
Patent JP-S61157512-A (JP)
Inventor: USAMA II YOONZU
IPC: C08L101/00
Filed: 1985-06-12
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-H10302541-A (JP)
Title: Light source device
Inventor: ISHIHARADA MINORU
IPC: F21V8/00
Filed: 1997-04-28
Abstract: PROBLEM TO BE SOLVED: To make compact and make use in wide using conditions possible by separating a lamp for a lamp lighting device and housing in a sealed, heat radiating easing. SOLUTION: A lamp is housed in a lamp unit 10 fixed to a lamp easing 11, having a cooling device 2, and a lamp lighting device 3 is housed in a easing 31 having a cooling mechanism. The casings 11, 31 are formed in a sealed type preferably with a heat resistant, heat conductive material such as aluminum. A wiring 5 between the lamp and the lamp lighting device 3, a protecting tube 50 of the wiring 5, and a connector 50 for fixing the protecting tube 50 to be casing 11, 31 are formed with a waterproof, explosion proof material. The lamp and the lamp lighting device 3 have different calorific value and allowable temperature, the optimum cooling function is given to them to eliminate a useless space within the casing 11, 31. The device is useful around or in water, in a place needing explosion proof, in the seashore being injured by seawater, and in the outdoor filled with exhaust gases.
Patent JP-H08320100-A (JP)
Title: Suspending device for low-temperature tank on roof inside
Inventor: HORIGUCHI MASASHI
IPC: F17C3/04
Filed: 1995-05-25
Abstract: PURPOSE: To provide a suspending device for a low-temperature tank on the roof inside, in which heat insulating properties are improved, and a material having the large sectional area and the strength can be used for a pipe by which a member to be suspended is suspended. CONSTITUTION: A supporting member 10 constituted of a channel member having the approximately U-shaped section is interposed between the inside of a beam material 3 of a roof 1 to which a cold reserving material 4 is to be provided and the upper end 6 of a pipe 5.