baber/WOPTO huggingface dataset:
Patent JP-H0554849-A (JP)
Title: Photomultiplier tube
Inventor: CHIYAARUZU EMU TOMASETSUTEI
IPC: H01J43/28
Filed: 1992-01-16
Abstract: PURPOSE: To provide a photomultiplier with low transit time dispersion characteristics and low noise factor and capable of using in high speed operation system. CONSTITUTION: A semiconductor photodiode 14 functions as an anode and accepts electrons from a photocathode 12. The focusing structure of a tube consist of two parts, one is an anode focusing electrode 16, locates near to the photodiode 14, and the other is a grid focusing electrode 18, locates in the middle of the photodiode 14 and the photocathode 12, has two different diameters, and operates at low voltage. These electrodes form a focusing electric field so that electrons are sent efficiently from the photocathode with large surface area to the photodiode with small surface area. The photodiode is designed and fixed so as to function as a terminal member given excellent timing characteristics.
Patent JP-H01201133-A (JP)
Title: Inspection instrument for liquid crystal display device
Inventor: ADACHI MASAHIRO
IPC: H01L29/786
Filed: 1988-02-06
Abstract: PURPOSE:To inspect characteristics of a switching element more in detail at a faster speed by without damaging any picture element electrode by bringing detection electrodes of the inspection device into contact with the opposite surface of the cholorine electrode surface of the liquid crystal display device. CONSTITUTION:Detection electrodes 4 are arrayed on an inspection panel 1 at pitch similar to that of picture elements 3 of the matrix structure of a liquid crystal display substrate 2. Then the panel 1 is brought into contact with the reverse surface of the substrate 2, and the electrodes 4 and picture elements 3 are arranged in the same matrix to form capacitors of the electrodes 4, substrate 2, and picture elements 3. In this state, the switching element of the liquid crystal display device is put in operation to input a signal to a picture element 3, thereby generating an electric signal corresponding to the input signal in said capacitor. The generated signal is stored in a storage device 14 through the electrode 4, switching element 5 of the panel 1, signal electrode 6, etc. This operation is repeated to input the data stored in the device 14 to a computer 15, which evaluates it.
Patent JP-H03232946-A (JP)
Title: Steel for pressure vessel
Inventor: TOYAMA KAZUO
IPC: C22C38/00
Filed: 1990-02-06
Abstract: PURPOSE:To improve the strength and toughness of a steel for a pressure vessel and to provide it with excellent corrosion resistance to seawater and delayed fracture resistance by specifying the content of V and the content of Ni+Cr, regulating the content of P and specifying the grain size in a steel. CONSTITUTION:The compsn. of a steel for a pressure vessel is formed of, by weight, 0.25 to 0.40% C, 0.10 to 0.40% Si, <=0.010% P, <=0.010% S, 0.30 to 1.20% Mn, 2.0 to 3.0% Ni, 0.50 to 1.50% Cr, 0.30 to 0.80% Mo, 0.015 to 0.20% V, 0.015 to 0.060% solAl, 0.006 to 0.015% N and the balance substantial Fe (where <=4.0% Ni+Cr is regulated). Furthermore, by regulating its forging ratio and heat treating conditions or the like, the austenite grain size is regulated to >=7. By this compsn., the working pressure of a pressure vessel product can be increased, and it can furthermore be made light in weight.
Patent JP-S58145682-A (JP)
Inventor: SAKAGAMI FUKUMATSU
IPC: C05F3/06
Filed: 1982-02-20
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-H02205753-A (JP)
Title: Flow cell device
Inventor: NAGASAKI SUSUMU
IPC: G01N21/05
Filed: 1989-02-04
Abstract: PURPOSE:To make it possible to improve sensitivity and accuracy in quantitative analysis by constituting a flow cell device with the main body of the flow cell, a spacer, a transparent plate, a pushing tool, and a cover. CONSTITUTION:A flow-cell main body 21 comprises an opaque material and has the following parts: an inlet port 24 for introducing reacting liquid wherein a material to be measured reacts with reagent and optical characteristics are provided into the flow cell; and a discharge port 26 for discharging the reacting liquid out of the flow cell. A chemical resistant spacer 30 has a hole for regulating the flow rate of liquid in the flow cell and determining the surface area facing a detector. A transparent plate 32 is arranged at the main body 21 through the spacer 30. A pushing toll 34 fixes the spacer 30 and the transparent plate 32 to the flow cell through an O ring 33 and guides the optical data which are generated from the flow cell to an optical sensor through the transparent plate 32. A cover 38 has holes through which a liquid sending pipe and a liquid discharging pipe are inserted. The liquid sending pipe and the liquid discharging pipe are communicated to the inlet port 24 and the discharging port 26 of the main body 21 in a liquid tight manner or a optically tight manner. The cover 38 is attached to the main body 21 in an optically tight manner.
Patent JP-H08222759-A (JP)
Title: Manufacture of semiconductor light emitting element
Inventor: CHINO EMIKO
IPC: H01L33/16
Filed: 1995-02-15
Abstract: PURPOSE: To obtain a current blocking layer having a desired shape and improve the light lead-out efficiency, by making the protruding width of a mask large in a first direction where etching rate is large, making the protruding width small in a second direction where etching rate is small, and correcting the difference of etching rates from different directions. CONSTITUTION: In the diagonal line directions of a substrate 11, a mask 12 protrudes by the protrusion width L3 from a blocking layer forming region 13 along the diagonal lines, from the center O of the region 13. The mask 12 protrudes by the protrusion width L4 from the region 13 along the side directions of the substrate, form the center O. In this case, the relation L3>L4 is set, and the protrusion widths of the mask 12 are determined by the etching rate. Thereby the difference of etching rates from different directions is corrected, and a current blocking layer having a desired shape can be formed, so that the light leading-out efficiency can be improved.
Patent JP-S61187106-A (JP)
Title: Manufacture of magnetic head
Inventor: MATSUURA KOTARO
IPC: G11B5/127
Filed: 1985-02-14
Abstract: PURPOSE:To obtain a head with high productivity by holding the 1st amorphous main core half body block between a pair of reinforcing core blocks so as to insert a dummy plate, which will not be mixed with an adhesive, in the clearance of said blocks and removing the dummy plate after the main core half body block is jointed to the reinforcing blocks. CONSTITUTION:The 1st amorphous main core half body block 1a provided with a coil groove 5 and the spacer 6 of an operational gap on its collecting face 4 is held between a pair of reinforcing core blocks 2, and the dummy plate such as a 'Teflon(R)' plate which will not be mixed with an adhesive, is inserted in the clearance 7 of the blocks 2 and 2, thereby jointing the core block 1a to the reinforcing blocks 2 and 2. After the jointing, the dummy plate is taken out, and the 2nd main core half body block 1b is inserted into the clearance 7 by projecting some part A of said block 1b so that it can be easily pressed in the direction as shown by an arrow F. Then a jointing agent such as a glass bar is put into a coil groove 3, and both of them are fused and jointed. The obtained joint block is sliced to obtain head units, which are after- treated, and the head can be produced. Thus the head can be obtained with an easy assembly and high productivity.
Patent JP-S55120347-A (JP)
Title: Sine wave magnetic pole type generator
Inventor: MAKINO HIROSHI
IPC: H02K1/22
Filed: 1979-03-09
Abstract: PURPOSE:To make it possible to directly generate a sine wave current by making a magnetic pole cross section of a generator a sine wave pattern. CONSTITUTION:Magnetic poles 3, each has a sine wave pattern cross section, and insulators 4 are provided on a rotary shaft 5 through a spider 1 and a yoke 2. With the cross section of the magnetic pole arranged in a sine wave pattern, the number of lines of magnetic force changes accordingly in a sine function and generate a sine wave current thereby.
Patent JP-H02206812-A (JP)
Title: Display device
Inventor: MASUMOTO RYUICHI
IPC: G06F1/26
Filed: 1989-02-06
Abstract: PURPOSE:To always and automatically maintain an optimum display screen state without requiring for a user's intervention by providing a means for recognizing a position or a distance in front of a display screen and a means rotating the display screen vertically and horizontally. CONSTITUTION:In the control of a display device part 3, the power source of a mainbody part 1 is applied, and the display screen part 4 is set in the waiting state for positioning in a front center. When a sensor recognized by a sensor 6 among user position recognition sensors 5-8, exists, the part 3 is rotated upward by a unit angle, and it is repeated until there is nothing to be recognized or the part 3 reaches an upper movable limit position. When there is nothing to be recognized by the sensors 5, 7 and 8, the part 3 is rotated downward, right or left by the unit angle, and repeated until the part 3 reaches respective movable limit positions. When there is the user, the optimum position of the display screen is automatically maintained. When the user leaves his seat on the way of use, the power source of the display screen part 4 is disconnected, and the power source is supplied when he returns to his seat. Thus, the system can always and automatically be set in the display screen state without requiring the user's intervention.
Patent JP-S54119326-A (JP)
Title: Method of separating nickel, cobalt and copper from manganese nodules
Inventor: HAYASHI HIROSHI
IPC: C22B23/00
Filed: 1978-03-09
Abstract: PURPOSE: To obtain Ni, Co and copper of high purity by adding glycol ether diamine tetraacetic acid or other to the acid solution of manganese nodules, passing the solution through cation exchange resins then adding a rubeanic acid, dissolving the precipitate thereof in an acid and eluting Ni, Co and copper through anion exchange resins.  
     CONSTITUTION: Manganese nodules are dissolved in an acid and glycol ether diamine tetraacetic acid or cyclohexane diamine tetraacetic acid as a chelating agent is added to this solution, which is then passed through anion exchange resins. The eluate thereof is controlled to pH6 and is then added with rubeanic acid to allow Ni, Co, and copper to precipitate, whereby a large amount of iron, Mn and lead are removed. This precpitate is dissolved in a nitric acid and the solution is evaporated to dryness. The solid is dissolved in a 9N hydrochloric acid and is passed through cation exchange resins and the 9N hydrochloric acid is flown away to elute Ni and copper. Next, Co is eluted by using a 4N hydrochloric acid. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H07235595-A (JP)
Title: Method for flattening semiconductor device
Inventor: KOBAYASHI KEIJI
IPC: H01L21/3205
Filed: 1994-02-25
Abstract: PURPOSE:To enable, in a short time, the reflow treatment of a semiconductor device of high level of integration, at a comparatively low temperature, by flattening the step-difference part on a semiconductor substrate, by using glass containing at least one or more kinds of radicals out of alkoxyl group, azo group, carbonyl group, cyano group, etc. CONSTITUTION:In a semiconductor device, source.drain regions 11, 12 and a gate electrode 16 are formed on a P-type semiconductor substrate 10. On the whole surface of the semiconductor device, gas composed of the following is made to flow; 300cc of FSi(OC2H5)3, 50cc of B(OCH3)3, 200cc of PO(OCH3)3, and 100cc of N2O. Thereby an alcoxide glass film 15 of 0.5mum in thickness is formed on the semiconductor device at a normal pressure and a temperature of 450 deg.C. A contact hole 18 is formed in a BPSG film (a). Reflow treatment is performed for 30min in N2 gas at 750 deg.C, and the surface is flattened. Hence the end portion 21 of the glass film 15 in which the contact hole 18 has been formed has a smooth surface. Thereby a semiconductor device wherein stress does not concentrate at the end portion 21 is obtained (b).
Patent JP-S58145175-A (JP)
Title: Manufacture of josephson integrated circuit chip
Inventor: ABE HIROYUKI
IPC: H05K1/18
Filed: 1982-02-22
Abstract: PURPOSE:To connect sections between substrates for loading IC chips having low impedance by forming a circuit to one surface of a silicon wafer having a (100) face orientation and isolating the wafer and changing the wafer into chips through anisotropic etching from the other surface. CONSTITUTION:A Josephson integrated circuit is formed into the W1XW2 region as a first surface of the silicon wafer having the (100) face orientation, the W2'X W1' region of a second surface is coated with a mask material 26, such as Au, SiO2, Si3N4 or the like, the first surface is protected by wax, etc., and the wafer is etched by an anisotropic etching liquid such as a potassium hydroxide aqueous solution from the second surface, and isolated and the IC chip 25 is formed. Angles theta formed by the second surface and side surfaces are 54.74 deg. through anisotropic etching. The following relationship must be formed among W1, W2 and W1', W2' when the thickness of the silicon wafer is t. W1=W1'+21/2t, W2= W2'+21/2t.
Patent JP-H07217299-A (JP)
Title: Door hinge
Inventor: TAKAHASHI KOICHI
IPC: E05D7/04
Filed: 1994-01-31
Abstract: PURPOSE:To enable the mounting position of a door to be accurately and variously adjusted and to ensure that the door can be smoothly opened and closed according to the use of the right and left hinged positions of the door by making the door-adjustable three-dimensionally. CONSTITUTION:A pair of hinge plates 27, 42 are connected together in such a way as to be rotatable and movable relative to each other in the direction of a pivot 38, and one of the hinge plates (27) is fixed in a stationary position. A latch 52 that allows insertion of the other hinge plate 42 and can lock and unlock the hinge plate 42 is fixed in a stationary position. An adjusting block 6 is provided for supporting either of the hinge plates 27, 42 in such a way that it can rock in its cross direction, and the block 6 is provided with an adjusting screw 11 that can adjust the rocking displacement of the hinge plate. Oblong holes 30, 31 perpendicular to the pivot 38 are formed in one of the hinge plates (27), so that the hinge plate 27 is movable in the longitudinal direction of the oblong holes 30, 31 for adjustment.
Patent JP-H02241836-A (JP)
Title: Torque transfer device in front wheel driven car
Inventor: KURAUSU EEDERU
IPC: B60K17/344
Filed: 1990-02-08
Abstract: PURPOSE: To perform rapid suspension of a power transmission route without any impact by a method wherein a support body for a spring applying a load on a press plate is formed on an end face in a disc having a cam protrusion, in a torque limiting device consisting of a multidisc clutch and a press plate axially movable. CONSTITUTION: In a four-wheel drive vehicle, front wheels are rotated through a transmission and a bevel gear differential device by the power of an engine and rear wheels are rotated through a propeller shaft, a torque limiting device 8, and a rear wheel axle differential device 9. In this case, the torque limiting device 8 is provided with a multidisc clutch 11 having a drive shaft 10 coupled to the propeller shaft and the driven part 12 of the multiclutch 11 is transmission-coupled to a driven shaft 14 through a torsional rod 13. A multidisc clutch 11 is provided with an axially movable press plate 16 on which a load is applied through a spring 17 consisting of two disc springs. A support for the spring 17 is formed in a disc 18 having a cam protrusion 19 formed on an end face, and the disc 18 is supported at cam bodies 20-23 on the driven shaft 14.
Patent JP-H02212084-A (JP)
Title: Method for controlling mechanical resonator
Inventor: TEODOORU SAMUIROUITSUCHI AKINF
IPC: G05B13/02
Filed: 1989-02-06
Abstract: PURPOSE: To improve reliability of a mechanical hand and efficiently move an operated matter vertically, by supplying voltage, algebraic sum of base voltage and additional voltage when a hand of a robot moves on at least a portion of a part for modifying a motion rule of the hand. CONSTITUTION: When a movable link 1 moves on a part for modifying a motion rule of a hand, a main computer 13 supplies voltage having the value of algebraic sum of base voltage U1 and additional voltage U2 through an amplifier 14 to a driving motor 10. By online-modifying the voltage supplied to this motor 10, a mechanical hand is moved together with an operated matter 5 with arbitrary weight, and the movable link 1 of a mechanical resonance hand at a target position is certainly held without adding excessive impact to a movable part 6 and a static part 8 of an upper side holding device.
Patent JP-H03231446-A (JP)
Title: Semiconductor element for power use
Inventor: ISHIBASHI CHIHIRO
IPC: H01L25/07
Filed: 1990-02-07
Abstract: PURPOSE:To increase a withstand-voltage characteristic without making this element large as a whole and to enhance a current capacity by a method wherein a plurality of semiconductor base bodies are sealed at the inside of a single package and a heat pipe provided with a cooling fin is installed. CONSTITUTION:A plurality of semiconductor base bodies 1 and a plurality of temperature compensation sheets 2 are sealed alternately at the inside of a single package 4 composed of an insulating material such as a ceramic or the like; a large withstand-voltage characteristic is provided and the thickness of the individual base bodies 1 can be made thin. Consequently, a heat loss can be made small as compared with a case where an element having the same withstand-voltage characteristic is constituted of one base body 1; the size as a whole can be made small as compared with conventional cases. A plurality of heat pipes are installed so as to pass sidewalls of the package 4, and a plurality of cooling fins are attached to tip parts of the pipes. As a result, a current-applying capacity can be increased further. Thereby, a high withstand- voltage characteristic is provided without making this element large as a whole. When the heat pipes provided with the cooling fins are installed, heat can be removed with good efficiency and a current capacity can be enhanced further.
Patent JP-2000224519-A (JP)
Title: Head mounted display device and holder
Inventor: TENTO HISASHI
IPC: H04N5/64
Filed: 1999-02-04
Abstract: PROBLEM TO BE SOLVED: To provide a holder for head mounted display device excellent in portability and housability. SOLUTION: This holder 3 for holding an image forming display unit 4 and mountable on a head part has left and right side frames 11, 12 which can be hooked to left and right ears and a rear frame 13 along a rear head part. In order to fold the left and right side frames 11, 12 and the rear frame 13 so as to overlap each other, the left and right side frame 11, 12 are respectively connected to the rear frame 13 rockably.
Patent JP-S52111532-A (JP)
Title: Production of high-purity terephthalic acid
Inventor: HARADA ICHIROU
IPC: C07C63/26
Filed: 1976-03-11
Abstract: PURPOSE: In producing high-purity terephthalic acid by the liquid phase oxidation of p-xylene, the feed is introduced into each section of the reactor defined by baffle plates, with oxygen gas being supplied at the bottom. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S57140207-A (JP)
Title: Tire with spike projected and retracted
Inventor: NAKAMURA KINYA
IPC: B60C11/16
Filed: 1981-02-25
Abstract: PURPOSE:To obtain the maximum slip-preventing effect by a method wherein a spike capable of being projected and retreated is fitted to a tire and is operated pneumatically. CONSTITUTION:An air bag 5 is provided between an air tire 3 and a tread part 6 of a rubber tire 4, with the spike 7 held between the air bag 6 and the tread part 6. A receiving plate 8 for the spike 7 is brought into contact with the air tire 3, and pipes 9, 10 for supplying and discharging compressed air are fitted to the air tire 3 and the air bag 5, respectively. When the spike 7 is required to operate, the air pressure in the bag 5 is reduced so as to push out the spike 7 in the direction of the arrow by the expansion of the air tire 3.
Patent JP-H04265248-A (JP)
Title: Production of technical art glass rough stone with warm color
Inventor: NOGUCHI KOZO
IPC: C03C3/062
Filed: 1991-02-21
Abstract: PURPOSE:To offer a production method of a warm color technical art glass rough stone which facilitates elimination of bubbles by lowering a viscosity of a fused material with an easy means and also facilitates clear brown color developing. CONSTITUTION:A raw material consisting of essentially 35-60% SiO2, 10-20% Na2CO3, 3-12% CaF2, 7-15% K2CO3, 1-5% either one or both of BaF2 and BaCO3, which is 3-15 times of (CdS+SeS)-based coloring agent is prepared. In 100 pts.wt. of the raw material, in which (Fe2O3+MnO) is limited to <=0.2%, 3-10 pts. ZnO as a decoloring agent and (CdS+SeS)-based coloring agent as a coloring agent, is mixed, melted and then solidified. The warm color technical art glass is obtained in a short time of <=24hrs because bubbles in the fused material is floated and removed in short time.
Patent JP-S56125952-A (JP)
Title: Forming device of skew angle for slot of rotor coil
Inventor: TAKECHI TSUNEO
IPC: H02K15/02
Filed: 1980-03-05
Abstract: PURPOSE:To improve the workability in providing the skew for the subject rotor coil by a method wherein the teeth section, having the desired skew angle on the inner circumferential side of a ring-shaped iron frame, is provided and a coil is wound thereon, magnetic force is applied to the laminated core inserted on the inner circumferential side of the teeth section and a skew angle is provided. CONSTITUTION:A ring-shaped core 5 is fitted on the inner side of the ring-shaped frame 6, the teeth section 4 having a desired skew angle is provided on the inner circumferential side of said iron core 5 and the coil 3 is wound thereon. Then, the rotor laminated core 1 whereon a skew will be provided is inserted and positioned on the inner circumferetial side of said teeth section 4 and a current is applied to the coil 3 from an AC power source 7. Through these procedures, magnetic flux phi is generated and as this magnetic flux passes through the lowest point of the magnetic refluctance, the rotor core 1 is deviated in such manner that the point A of the teeth section 4 and the point B of the rotor core 1 are opposing each other, thereby enabling to give the same skew angle as that of the teeth section 4.
Patent JP-H10216164-A (JP)
Title: Eye opening aid
Inventor: MATSUO KIYOSHI
IPC: A61F9/007
Filed: 1997-02-12
Abstract: PROBLEM TO BE SOLVED: To eliminate and improve headache and stiff shoulders by arranging a load part or a support part to keep skin above eyelids displaced to the side of a head part through an action part for transmitting a displacing force to the skin above the eyelids to help opening eyes. SOLUTION: An action part 2 formed in a plate is connected to a front end of a mounting ring 1 formed in a shape corresponding to the shape of the outer circumference of a head part through a hook 2f. A weight 3w weighing about several ten g is mounted as a load part 3 at the rear end of the mounting ring 1 keeping the ring opened or closed. A retaining part 4 is mounted on the mounting ring 1 at a position closer to the action part 2 between the action part 2 and the load part 3. In the eye opening device thus obtained, the action part 2 at the front end thereof is set to hang over a forehead, the load part 3 is positioned at a rear head part and moreover, the retaining part 4 is retained on a front head part. Then, the mounting ring 1 is mounted on the head part.