baber/WOPTO huggingface dataset:
Patent JP-H08186129-A (JP)
Title: Semiconductor device and manufacture thereof
Inventor: YAMAMOTO TEIJI
IPC: H01L29/812
Filed: 1994-12-28
Abstract: PURPOSE: To reduce a leak current from a Schottky electrode and improve a withstanding voltage in Schottky electrode at low cost in a simple way without requiring a complicated process or a complex structure. CONSTITUTION: A semiconductor device includes a compound semiconductor substrate 11, on which an n-type active layer 12, an n+-type active layer 13, a source electrode 14, a drain electrode 15, and a Schottky electrode 18 connected with the n-type active layer 12 at a Schottky junction. An ion beam is cast to a region for forming the Schottky electrode 18 and its vicinities in the active layer 12 so that a high-resistance layer 12a is formed there. After that, the Schottky electrode 18 is formed on the high-resistance layer 12a.
Patent JP-H07180114-A (JP)
Title: Shearing deformation correction device of seismic isolation bearing
Inventor: GOTO YOZO
IPC: E01D101/00
Filed: 1993-12-24
Abstract: PURPOSE:To make it possible to correct easily shearing deformation of a seismic isolation bearing by moving a lower plate slidingly by the shrinkage of an expansion device and obtaining driving reaction from a bride girder by way of upper racks to be installed to the lower part of the bridge girder. CONSTITUTION:An engagement rack 18, an upper rack 19 and an expansion jack 20 are installed to a seismic isolation bearing 12 during correction work or preliminarily. Then, if the seismic isolation bearing 12 is subjected to shearing deformation produced by the movement of a bridge girder 31 resultant from dry shrinkage or cracks of the bridge girder 31, an expansion jack 20 is operated so as to correct the shearing deformation. In this case, an engagement claw 17 of an engagement rack 18 comes into contact with a lateral end face of a lower plate 15, thereby drawing the lower rack 15 near. Then, the lower plate 15 is slidingly moved to the lower part of an upper plate 14, thereby removing the shearing deformation of the seismic isolation bearing 12 where the lower plate 15 is surface-treated so that it may be slippery and corrosion resistant just like an anchor plate 11, thereby making smooth the sliding of the anchor plate 11 and the lower plate 15.
Patent JP-H04294252-A (JP)
Title: Apparatus and method for detecting and measuring contaminant
Inventor: MATANJIYA SUJIMUON DE BURIISU
IPC: G01N21/35
Filed: 1991-11-18
Abstract: PURPOSE: To detect and measure contaminants in air in a sealed enclosure at a current position without impeding the operation of a niovable part. CONSTITUTION: An attenuation total reflecting(ATR) element for infrared-ray(IR) transmission like an optical fiber 20 or attenuation total reflecting crystal is arranged in the enclosure so as to acquire contaminants. An infrared-ray source 22 is optically coupled with part of the element and an infrared detector 28 is opticaly coupled with another part of the element. The combinatlon of the infrared-ray source 22 and infrared detector 28 identifies contaminants sticking on the element and the amount according to variation in the intensity of the wavelength of infrared-ray radiation by the element. An infrared-ray radiation source 22 is a continuous source like a black body and the detector is an infrared spectrometer 28. Further, the infrared-ray source 22 may be a diode laser and the detector may be an infrared detector.  The sealed enclosure is the housing 12 of the head disk assemble 11 of a disk file device 10.
Patent JP-H08186357-A (JP)
Title: Printed wiring board and manufacture thereof
Inventor: KOMATSU NOBUO
IPC: H05K1/02
Filed: 1994-12-28
Abstract: PURPOSE: To improve printed wiring boards in manufacturing yield by a method wherein a land is easily formed, enhanced in form accuracy, and protected against loss, and a solder resist is also protected against loss. CONSTITUTION: A wiring circuit pattern 2 of plating film is formed on an insulating layer, and a solder resist layer 3 provided with openings 3a and 3b which enable only parts 2a and 2b where the lands of the wiring circuit pattern 2 are formed to be partially exposed is formed on the insulating layer provided with the wiring circuit pattern 2, and lands 4 and 5 determined only by the openings 3a and 3b of the solder resist layer 3 are formed. Moreover, it is preferable that the lands 4 and 5 are set smaller than the land forming parts 2a and 2b in external shape. Furthermore, an IC chip may be connected to the lands 4 and 5 through the intermediary of bumps.
Patent JP-H06314505-A (JP)
Title: Decorative illumination apparatus
Inventor: TERAOKA KEIMEI
IPC: F21S2/00
Filed: 1992-11-13
Abstract: PURPOSE:To prevent ultraviolet ray source from invading the visible field of an observer when the observer appriciates the light emitting part in a decorative illumination apparatus of which the light emitting part is made to emit light by ultraviolet ray radiation. CONSTITUTION:A sidewalk 1 and a roadway are continuously paved. On the opposite side 2 of the sidewalk to the roadway, standing plates 3 are continuously stood in parallel to the sidewalk. A luminous part 4 is painted on the whole face of the side of the sidewalk 1 with a phosphor paint. Lamp storing parts 5 are installed in the roadway side 2 of the sidewalk 1 at a constant distance. An ultraviolet ray lamp 8 is installed in the lamp storing parts 5.
Patent JP-2000142415-A (JP)
Title: Truck
Inventor: SUMIZAKI YOJI
IPC: B62B3/14
Filed: 1998-11-18
Abstract: PROBLEM TO BE SOLVED: To provide a truck which can pile and store a loading frame smoothly without letting the loading frame run on. SOLUTION: A truck 12 has a truck frame 16 in which plural casters 14 are provided and a loading frame 18 is connected to the front frame part 28 of the truck frame 16 the angle freely and provided slantably in front/rear sides. A spring energizing means 22 is interposed between the truck frame 16 and loading frame 18 and at the use time of the truck 12, the displacement to the direction separating from the truck frame 16 by the engagingly locking means 24 is obstructed. At the storing time of such truck 12, the displacement obstruction state of the loading frame 18 by the engagingly locking means 24 is released and the loading frame 18 is slanted in the front side and makes the rear side of the truck 12 in an opening state and the truck 12 is stored in the state with the loading frame 8 piled by entering the other truck 12 from the rear side to the front truck 12.
Patent JP-H04196775-A (JP)
Title: Still picture forming device
Inventor: NADA TAKATOSHI
IPC: H04N5/335
Filed: 1990-11-27
Abstract: PURPOSE:To eliminate the need for accurate specification of relation of position between pictures for image pickup by increasing number of picture elements sequentially based on a moving vector between the pictures. CONSTITUTION:A moving vector calculation circuit 102 calculates a moving vector from a 1st field data and a 2nd field data deviated by one field from the 1st field data. Then a movement compensation circuit 103 compensates the movement based on the moving vector obtained and the picture element subjected to movement compensation is compensated between a picture element of the 1st field and an interpolated picture element. Then a line interpolation circuit 104 applies line interpolation to the 1st picture data. Then the interpolation value is corrected at an interpolation value correction circuit 106 by using a data subjected to movement compensation with respect to the interpolated value. Since it is not required to make image pickup while specifying the relation of position accurately, a picture with high resolution is simply obtained.
Patent JP-H08185278-A (JP)
Title: Print information processing system and its print information transfer method
Inventor: NAKAI HIRONOBU
IPC: B41J29/38
Filed: 1994-12-28
Abstract: PURPOSE: To efficiently print print data with the shortest wait time by leveling the expansion throughput of each expanding means. CONSTITUTION: For the same print data, mutually different print codes corresponding to respective expanding means provided to an external device 3 are generated and stored at a print request generated on the side of an information processor, which inquires the operation states of the respective expanding means of the external device 3 through a network interface part 7; and one of formatter parts is selected according to operation state information of the respective formatter parts 8 and 9 answered from the external device 3, and the print code corresponding to the selected formatter part is read out, for example, a work memory and transferred.
Patent JP-H11159587-A (JP)
Title: Belt tensioner mechanism
Inventor: YASUHARA SHINJI
IPC: F16H7/08
Filed: 1997-11-28
Abstract: PROBLEM TO BE SOLVED: To provide a belt tensioner mechanism to reduce the generation of vibration while saving a space through simplification of structure. SOLUTION: A tensioner pulley 3 is supported at the tip of a rockable oscillation member 6 based on a fixed member 4. By a stepping motor 8 arranged at the fixed member 4, rotation is effected through a worm gear mechanism serving as a drive transmission mechanism 7. A rotation member rotated integrally with the oscillation member 6 and a worm wheel 10 are driven and intercoupled with a play. A play region 13 is formed in both the rotation directions of a coupling protrusion 12 of the rotation member in a coupling hole 11 of the worm wheel. The oscillation member 6 and the tensioner pulley 3 are elastically supported by a built-in elastic member.
Patent JP-H03213005-A (JP)
Title: Forced excitation array antenna
Inventor: PIITAA DABURIYUU HANAN
IPC: H01Q21/12
Filed: 1990-11-28
Abstract: PURPOSE: To lower height and to improve gain and pattern characteristics by providing exciting and tuning means for generating a prescribed phase and amplitude in a signal component in an antenna element substantially independently of mutual connection affecting the antenna element of an array antenna. CONSTITUTION: This array antenna includes plural antenna elements consisting of a terminal means 16a for connecting a signal and at least first, second and third antenna elements 20, 22 and 24 for connecting radiation signals. The exciting means 40 for connecting the terminal means 16a and the elements 20 and 24 is provided with a signal transmission means for connecting the signal components of prescribed relative phase and amplitude from a common voltage point 42. The exciting means 46 for connecting the terminal means 16a and the element 22 is provided with a means for connecting the signal components of the prescribed phase and amplitude to the signal component connected to the elements 20 and 24. The antenna is provided with a means 44 connected to a common voltage point 42 and matching impedance.  The signal component in the antenna element is set to the phase and amplitude in a prescribed relation which is substantially irrespective of mutual connection affecting the antenna element of the array.
Patent JP-H03268189-A (JP)
Title: Discrimination method of document skew
Inventor: DAN ESU BURUUMUBAAGU
IPC: G06V30/10
Filed: 1990-11-28
Abstract: PURPOSE: To selectively adjust the skew of a document by measuring the dispersion of the skew of a picture within a digital processing means and a group of ON pixels within the scanning lines of a picture so as to position the skew at a document rotating angle substantially maximizing its dispersion. CONSTITUTION: The basic operation of a picture analysis device 100 is to fetch or delete some characteristic parts of the document 102. Therefor, the device 100 is provided with a scanner 103 digitizing the document based on pixels and a picture generated as the result is stored in a memory 104 or a file storage device 105. A processor 106 controls a data flow to process the picture. Namely, the picture is rotated from a first skew angle to a second skew angle to calculate the dispersion of the number of ON pixels within the scanning lines of the picture at each skew angle and the picture is rotated around an angle substantially maximizing dispersion so as to form no-skew picture.
Patent JP-H07181521-A (JP)
Title: Display element and its production
Inventor: KOBAYASHI HIDEKAZU
IPC: G02F1/1333
Filed: 1993-12-24
Abstract: PURPOSE:To obtain a display element capable of making color display by changing chiral pitches at every small pixel for displaying colors in one pixel and a process for production of such element. CONSTITUTION:Electrode groups 2 are formed on a substrate 1 and thereafter, a photopolymerizable resin is applied thereon and is exposed to form partition walls 10 between pixels. Electrode groups 7 are formed on a substrate 8 facing thereto. The electrode side surfaces of both substrates are subjected to an orientation treatment. Next, a chiral component is dissolved in a methyl ethyl keton and is applied on the pixels on the electrodes 2 formed on the substrate 1. At this time, the concn. of the chiral components is changed by every small pixel in the pixels. Namely, the concn. of the chiral components is changed and the chiral components are applied in such a manner as to attain the pitches to reflect red/green/blue with the small pixels desired to display red/green/blue. The chiral pitch is changed for each of the respective pixels and the partition walls are disposed between the pixels varying in the chiral pitch, by which the display element capable of making bright color display with high reliability is obtd.
Patent JP-H04207318-A (JP)
Title: Data reprodusing device
Inventor: YAMAZAKI SHIGERU
IPC: G11B20/14
Filed: 1990-11-30
Abstract: PURPOSE:To always execute the data identification at an S/N optimum point by providing a second phase comparator to compare the phases of the outputs of first and second frequency dividers and a second PLL(Phase Locked Loop) circuit constituted of a second loopfilter. CONSTITUTION:This device consists of the phase comparator 6, a DC amplifier 10, a voltage controlled oscillator (VOC) 11, a D flip-flop(D-FF) 12, a digital signal processor 13, a test terminal 14, the frequency dividers 29, 30, a referens clock generator 28 and the phase comparator 31. Then, the DC voltage and the free-lance offset in the PLL circuit are automatically adjusted. Then the symmetric property of a capture range and the phase relation between an identification data and a strobe clock are always in an ideal condition. Consequently the data identification is always executed at the S/N optimum point.
Patent JP-2000150330-A (JP)
Title: Semiconductor device and manufacture therefor
Inventor: YAMAZAKI HIDEAKI
IPC: H01L21/28
Filed: 1998-11-04
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for a semiconductor device, and a semiconductor device, in which by-product of tungsten hexafluoride gas and ammonia gas is not generated in a film formation chamber or doesn't leave and remain in the film formation chamber even if the by-product is generated. SOLUTION: In a manufacturing method for a semiconductor device, a WF6 gas and an ammonia NH3 gas are fed through a shower head into a chamber to form a WHx film onto a semiconductor wafer(W). Each temperature at each gas contact part in the chamber is made at a given temperature, for example at 120 deg.C, for preventing the by-product (NH4F and compound of NH4F with W atoms) made of WF6 gas and NH3 gas from sticking.
Patent JP-H02176238-A (JP)
Title: Mission gear mechanism of two cycle engine
Inventor: NARUKAWA HITOSHI
IPC: F02B75/02
Filed: 1988-12-28
Abstract: PURPOSE:To shorten the distance between a crank shaft and a counter shaft by arranging high-speed range gears at the center portion of the present mechanism which is near the mating face of sub-cases and arranging low-speed range gears on right and left side portions of the sub cases so as to form the mission drive gear line into a barrel shape. CONSTITUTION:Fifth and sixth speed drive gears 10d, 10c of large diameter are arranged at the center portion of the mechanism which is near the mating face 16 of sub-cases 17a, 17b, and small diameter drive gears 10, 10b, 10a; 10e, 10f are arranged toward both ends of the sub cases so as to form a drive gear line into almost a barrel shape. The drive gear line 10a-f is therefore arranged in accordance with the draft of the subcases 17a, 17b, so that the longitudinal width of the engine case can be shortened, the diameter of a crank wheel 3 can be enlarged, and rotation smoothened.
Patent JP-H08158724-A (JP)
Title: Latch lock
Inventor: FUKUDA KATSUYUKI
IPC: E05C1/16
Filed: 1994-12-02
Abstract: PURPOSE: To improve a latch lock arranged between a pair of seat plates, in which a latch, in which a latch bolt is projected and retreated, is incorporated simply, at intervals, and to prevent the fine movement of the seat plates concretely even when a handle is rotated at the time of locking. CONSTITUTION: A notch section 13 is formed to the top section 12c or bottom section 12b of a latch 10, on which a hub 11, into which the base end shaft of a handle is inserted, is mounted. A fixed pin 41 is fitted into the notch section 13 at the time of locking. The fixed pin 41 is projected from a conversion member stored in an internal seat plate 40. The conversion member is energized in the outer circumferential direction, and moved in the central direction by a rocking member stored in the internal seat plate 40 at the time of locking.
Patent JP-2000156066-A (JP)
Title: Tape cassette
Inventor: KANEDA HIROSHI
IPC: G11B23/087
Filed: 1998-11-19
Abstract: PROBLEM TO BE SOLVED: To provide a tape cassette, wherein the falling of a side plate such as a front lid or an upper lid caused by the hardening shrinking of a resin during injection molding is avoided, and also the generation of shrinks is prevented. SOLUTION: This tape cassette is provided with a pair of tape pulleys having a tape medium wound thereon and housed in a case main body, and an opening/ closing lid member formed in a cassette front face, where the tape medium is exposed to the outside. In the vicinity of a connecting part P1 between the front face and side face plates 8 and 10 of a front lid 5 constituting the lid member, at least one of these plates, for example, the side plate 10, is made thin by providing a slope 24 or the like. Also, in the vicinity of a connecting part P2 between the top plate 14 and the side face plate 15 of an upper lid 6, at least one of these plates, for example, the top plate 14, is made thin by providing a recess 25 or the like. Thus, when a resin is hardened during injection molding, portions in the vicinity of the connecting parts P1 and P2 are hardened before the other portions, and the inside-falling of the side face plate 10 or 15 is prevented.
Patent JP-2001151510-A (JP)
Title: Method of producing titanium oxide fine particle
Inventor: KAGOHASHI WATARU
IPC: C01G23/07
Filed: 1999-11-19
Abstract: PROBLEM TO BE SOLVED: To provide a production method of a spherical high purity titanium oxide fine particle having excellent dispersibility and usable generally for an electronic material, an ultraviolet shielding material or a photocatalyst. SOLUTION: The manufacturing method of the titanium oxide fine particle is performed by reacting with each other in the ratio of titanium tetrachloride gas of 11, oxygen of 1-301 and hydrogen of 0.1-101 on the assumption of being in the normal state in the vapor phase reaction of titanium tetrachloride and controlling to be <=20 vol.% in the concentration of titanium tetrachloride gas in a reaction part.
Patent JP-2001140662-A (JP)
Title: Control device for electromagnetic-driven valve
Inventor: HATTORI HIROYUKI
IPC: F01L9/04
Filed: 1999-11-19
Abstract: PROBLEM TO BE SOLVED: To provide a control device for electromagnetic-driven valve capable of suppressing deterioration of startability by securing a normal operation of the electromagnetic-driven valve when an engine is started. SOLUTION: An intake valve 20 and an exhaust valve 60 are provided with a valve element 22 for opening and closing an intake port 11, and armature 25 fixed to the valve element 22, a pair o springs 23, 24, and a pair of electromagnets 30, 31 for opening, closing and driving the valve element 22 by sucking the armature 25 against energizing force of each spring 23, 24. Each of the electromagnetic 30, 31 is energized and controlled by an electronic control device 70. The electronic control device 70 raises temperature of each electromagnet 30, 31 by energizing for a prescribed period before opening, closing and driving of the valve element 22 before an engine starting operation is started.
Patent JP-H03278405-A (JP)
Title: Permanent magnet
Inventor: HIROZAWA SATORU
IPC: H01F1/053
Filed: 1990-11-30
Abstract: PURPOSE:To stabilize a magnetic characteristic by specific amount addition of Cu, A, Mo in a Fe-B-R group permanent magnet. CONSTITUTION:Rare earth R is of 12 to 18at% provided that R are Pr, Nd, Dy, Tb and other rare earth to be contained as impurities. Further, the state of formula I is such that the rest is essentially Fe. In this way, a stable magnetic characteristic can be exhibited. The formula includes the case where R denotes only one kind or more of Pr, Nd, B is 5 to 9.5at%, Mo 2 to 5at%, Cu 0.01 to 0.5at%, Al 0.01 to 3at%.
Patent JP-H06165069-A (JP)
Title: Fm detecting signal processing circuit for satellite broadcasting reception system
Inventor: SANO HIROMICHI
IPC: H04N5/455
Filed: 1992-11-17
Abstract: PURPOSE:To always connect an FM detecting signal to an input toward a BS decoder in a satellite broadcasting reception system. CONSTITUTION:When the FM detecting signal of CS broadcasting is inputted, dispersal is reduced less than 600kHz by a dispersal removing circuit 5. Emphasis is loaded by an emphasis circuit 6, and the signal is passed through an amplifier circuit 8 and supplied from an FM detecting signal output terminal 9 to a BS decoder. When the FM detecting signal of BS broadcasting is inputted, the signal is supplied through a switching circuit 2, switching circuit 7, amplifier circuit 8 and FM detecting signal output terminal 9 to the BS decoder.
Patent JP-H11159348-A (JP)
Title: Main nozzle switching control method for oil burning combustor
Inventor: KAMIMOTO TAKESHI
IPC: F23R3/28
Filed: 1997-12-01
Abstract: PROBLEM TO BE SOLVED: To prevent load fluctuation at a switching time on a main nozzle switching control method for the oil burning combustor of a gas turbine. SOLUTION: Flow rate regulating valves are respectively provided in the main A system and the main B system of a gas turbine, and are controlled by control signals. In the main A, the valve is controlled by the control signal shown by a solid line, and oil fuel is supplied, and in the case of the addition of fuel supply from the main B resulting from the rise of a load, when the main B addition is required at a point in time t0 , the valve of the main B is switched at a time t1 delaying by a time T, and the same pattern as that of the main A is conducted at the time t2 .  When the main B addition is required at a time t0 , a signal of valve opening angle α is output, the flow rate regulating valve of the main B is opened proceeding by the time T, and the oil is filled during this time so that the decrease of the oil generated during oil filling into a pipe at the starting time of switching is eliminated, and load fluctuation is suppressed.