baber/WOPTO huggingface dataset:
Patent JP-S6478616-A (JP)
Title: Manufacture of metallic pipe having spiral groove on inner surface
Inventor: KURODA KOICHI
IPC: B21B25/00
Filed: 1987-09-18
Abstract: PURPOSE:To easily and simply manufacture metallic pipe having a spiral groove on the inner surface by arranging and fixing a plug or a mandrel having the spiral groove on a pathline surrounded by a plurality of rolling rolls and hot- rolling the metallic pipe. CONSTITUTION:A plurality of rolling rolls 1-3 having each an axial line which inclines at a required angle are provided around the pathline X-X of material. The mandrel 4 wherein a spiral groove 4a is formed on an external circumferential surface is provided on the pathline X-X surrounded by these rolls 1-3 and fixed through a supporting part 4b. A metallic pipe stock 7 is hot-rolled by this inclined rolling mill. Hereby, the spiral groove 8a of an arbitrary depth is formed easily on the inner surface of the metallic pipe stock 7 and, therefore, the metallic pipe 8 having the spiral groove on the inner surface is provided with a high production efficiency and at a low cost simultaneously with orientation rolling.
Patent JP-S60127472-A (JP)
Title: Disconnection detector of electric circuit equipped with bridge oscillator
Inventor: OGAWA YOSHINOBU
IPC: H03B1/00
Filed: 1983-12-15
Abstract: PURPOSE:To make it possible to easily detect the disconnection in an electric circuit, by connecting a detection condenser to the terminal of the electric circuit and detecting the presence of absence of disconnection on the detection signal thereof. CONSTITUTION:When the filament 2 of a measuring element is disconnected, a bridge circuit 1 comes to a non-equilibrium state and DC voltage appears in a connection terminal C and is applied to a detection condenser 11. By this mechanism, a transistor 13a is turned OFF while collector voltage +V is applied to one input of a comparator 14 to be compared with reference voltage Ve of the other input and LED15 is turned OFF in a state of +V>Ve.
Patent JP-H0398095-A (JP)
Title: Musical sound synthesizer
Inventor: TAKEUCHI KAZUFUMI
IPC: G10H1/00
Filed: 1989-09-11
Abstract: PURPOSE:To easily reproduce a musical sound which includes a transient sound generated when a musical instrument is played and rich in natural feeling by providing an output means which mixes and outputs a 1st and a 2nd musical sound signal according to performance information. CONSTITUTION:A driving signal generating circuit 3 generates a driving signal corresponding to the performance information and a musical sound generating circuit 2 generates the musical sound signal with the driving signal. A mixing circuit 6 inputs the driving signal and musical sound signal and mixes them by limiting the band of at least one input signal. A resonance circuit 4 give resonance effect to the output signal of the mixing circuit 6 and outputs the 2nd musical sound signal. A mixing circuit 5 mixes and outputs the 1st and 2nd musical sound signals according to the performance information. Consequently, the musical sound which includes the transient sound generated when the musical instrument is played and rich in natural feeling is easily reproduced.
Patent JP-2001059508-A (JP)
Title: Attaching structure of structure face bar
Inventor: NAGAOKA HIROHITO
IPC: F16B15/06
Filed: 1999-08-23
Abstract: PROBLEM TO BE SOLVED: To improve draw-out strength of a nail and joining strength of a face bar and the nail by arranging a smooth part whose surface is flat, between a nail head of a nail barrel part and a tip side of the nail within a thickness of a structure face bar, and arranging a ring part wherein many ring shaped recessed and projection parts are continuously worked on its surface, between the tip side of the nail and the tip part of the nail. SOLUTION: A nail N1 is composed of a nail head 31, a barrel part 32, and a nail tip part 35, the barrel part 32 is formed between the nail head 3 and a nail tip side within a nearly thickness of a floor backing material or an inner wall backing material, and is provided with a smooth part 33 whose surface is a nearly flat surface, and a ring part 34 wherein many ring shaped recessed parts 34a and projection parts 34b are alternately and continuously worked in a nail length direction on its surface, between the nail tip side and the nail tip part 35. The projection part 34b is formed in a taper shaped cross section whose outer diameter is formed gradually small toward the nail tip side, and an outer diameter of the smooth part 33 is formed larger than an outer diameter of the recessed part 34a. Joining strength of the nail N1 and the floor backing material or the inner wall backing material, and draw-out strength of the nail N1 is improved.
Patent JP-H11130747-A (JP)
Title: Synthesis of carboxyalkylthiosuccinate
Inventor: LABAT YVES
IPC: C07C319/18
Filed: 1998-08-21
Abstract: PROBLEM TO BE SOLVED: To provide a new production process for carboxyalkylthiosuccinic acid in no need of the catalyst. SOLUTION: The carboxyalkylthiosuccinic acid represented by the formula (n is an integer of 1-3; R is a hydrogen atom or a methyl group) is prepared by allowing a mercapto-ester of the general formula: HS-(CH2 )n -COOR' (n is identical to the n stated above and R' is an alkyl group of 1-4 carbon atoms) to react with maleic acid, citraconic acid or their anhydrides.
Patent JP-2000068236-A (JP)
Title: Method for dicing cut
Inventor: TSUJIMURA MASAHIRO
IPC: H01L21/301
Filed: 1998-08-21
Abstract: PROBLEM TO BE SOLVED: To enhance the efficiency of water sections such as cutting water, cooling water or the like and a draining efficiency by half-cutting in advance a solid material before cutting the material by a dicing plate. SOLUTION: A dicing sheet is constituted of two layers of an adhesive layer 2 and a base material 3. A solid material 1 is disposed on a surface of the layer 2 side, and laminated. Then, the material 1 is half cut in a cutting size by a dicing blade 4 by using a dicing unit, and a half cut groove 5 is formed. Thereafter, a residual part of the cutting size is fully cut, and a solid chip 6 is formed. Then, a generated compound layer 8 on a surface of the chip 6 is washed away by cleaning water 7, Subsequently, an appearance inspection is conducted, a fault caused by an adherence of refuse or generated compound 8 on the surface of the chip 6, a chip notch occurring by dicing, and a cracked product 10 are detected, and the chip 6 detected as a fault is executed by a bad mark 9.
Patent JP-S62100141-A (JP)
Inventor: MUROYAMA SEIICHI
IPC: G05F1/46
Filed: 1985-10-23
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-H0977328-A (JP)
Title: Sheet sorting device provided with sheet bundle stacking device
Inventor: SATO MASAAKI
IPC: B65H31/30
Filed: 1995-09-13
Abstract: PROBLEM TO BE SOLVED: To correctly detect the utmost upper surface of a sheet bundle stacked onto a stacking tray. SOLUTION: The position of the utmost upper surface is retained at a given position by loading a sheet bundle S0 , transferred by a carrying gripper 12, onto a stack tray 116 to detect the utmost upper surface of the sheet bundle S0 by first and second detecting sensors to lower a stack tray 116. The first detecting sensor is arranged so that one side end part, along the sheet bundle carrying direction of the sheet bundle, can be detected; and also a second detecting means is arranged so that the region of a corner part in the vicinity of a detecting element on the upstream side of the first detecting sensor, and of the corner part of a diagonal line, can be detected. The bulge of the optional position of the sheet bundle can be correctly detected by both the detecting sensors to lower the stack tray based on this detection.
Patent JP-S60126649-A (JP)
Title: Photographic printing paper base
Inventor: ASAO KOUJI
IPC: G03C1/79
Filed: 1983-12-14
Abstract: PURPOSE:To obtain a photosensitive printing paper base superior in gloss, etc., by coating the surface of paper with an unsatd. org. compd. contg. TiO2 coated on the surfaces of its particles with hydrated alumina and/or such silica, and polymerizable by irradiation of electron beams. CONSTITUTION:The present photosensitive printing paper base is prepared by mixing (B) TiO2 coated on the particle surfaces with hydrated alumina and/or hydrated silica with (A) an unsatd. org. compd., such as aliphatic polyurethane acrylate or bisphenol-A-epoxy resin acrylate, polymerizable by electron beam irradiation, adding an org. solvent to the obtained mixture, when needed, coating the surface of a paper base with said mixture, and finally hardening it by irradiation of electron beams. This paper base is superior in dispersibility of said TiO2, freed of coloring after color development processing, and prevented from fog.
Patent JP-H06195633-A (JP)
Title: Magnetic head and its production
Inventor: KUBOTA NORIYOSHI
IPC: G11B5/265
Filed: 1993-08-28
Abstract: PURPOSE:To improve the quality of the magnetic head and to inexpensively produce the magnetic head by constituting the magnetic head of a multichannel type which makes possible a higher recording capacity. CONSTITUTION:The magnetic heads 2, 3 for writing are disposed on both flanks of the magnetic head 1 for reading out. A magnetic gap g1 for reading out and magnetic gaps g2, g3 for writing are arranged in a sliding direction M of a magnetic recording medium. Butt surfaces 10a, 14a which are the gap forming surfaces of magnetic cores 10, 14 constituting the magnetic heads 2, 3 for writing are formed as slopes and the gap forming surfaces constituting the respective magnetic gaps g1, g2, g3 are nonparalleled with each other in a depth direction. The production of the above-mentioned magnetic head by providing the center core block constituting the magnetic head block for writing with a groove for fitting of the magnetic head block for reading and molding the magnetic head block for reading in such a manner as to fit into this groove for fitting, then fitting the block into the groove is equally good.
Patent JP-H04116535-A (JP)
Title: Camera using film with magnetic storage part
Inventor: EGAWA TAKESHI
IPC: G03B17/24
Filed: 1990-09-07
Abstract: PURPOSE:To execute high-density recording within a prescribed range while expensive and complicated constitution is avoided by providing a storage means and a prediction and calculation means which predicts and calculates the film feeding speed of a frame after photographing based on information from the storage means and the information on a present photographing frame number from a frame number detection means. CONSTITUTION:The storage means 103 which stores the winding time of an interval between the respective frames while a film is fed in order to perform photographing until reaching the frame, and the prediction and calculation means 101A which predicts and calculates the film feeding speed of the frame after the photographing based on the information from the storage means 103 and the information on the present photographing frame number from the frame number detection means 102 are provided. Then, the film feeding speed of the respective frames after the photographing which is changed in accordance with the change of the apparent spool diameter of a spool for feeding a film is predicted based on the information from the storage means 103. Thus, the high- density recording is executed within the prescribed range while the constitution is prevented from becoming expensive and complicated.
Patent JP-H0679135-A (JP)
Title: Method for treating air containing small amount of nitrogen oxide
Inventor: NOJIMA SHIGERU
IPC: B01D53/04
Filed: 1992-09-03
Abstract: PURPOSE:To make it possible to purify a large amount of air containing a small amount of NOx efficiently by burning combustible gas contained in a gas which contains desorbed nitrogen oxide of high concentration using an oxidation catalyst prior to NOx decomposition, and using a combustion heat as a heat source for NOx decomposition catalyst. CONSTITUTION:Air 1 containing a small amount of NOx is guided to an adsorption tower 17 where the most of NOx is removed by adsorption and a purified gas 6 is discharged to an atmosphere. During this process, an adsorption tower 18 which has adsorbed NOx previously acts as an NOx desorption tower to allow the adsorbed NOx to be desorbed to the gas side. The desorbed NOx gas 7 is again adsorbed and desorbed using adsorption towers 19, 20 for concentration. The desorbed NOx gas 11 is heated by a heat exchanger 13, and further, is supplied to a heater 14 using an oxidation catalyst so that a contained combustible gas is burned. In addition, the NOx gas is heated to a temperature suited for NOx decomposition reaction, and is guided to an NOx decomposition tower 21.
Patent JP-S60127182-A (JP)
Title: Printing controller for typesystem serial printer
Inventor: TOMITA OSAMU
IPC: B41J19/18
Filed: 1983-12-14
Abstract: PURPOSE:To enable to constantly print clearly at high speed, by a method wherein the velocity of a carriage is changed on the basis of a feeding quantity of a ribbon according to the kind of characters to be printed, and spacing velocity is determined on the basis of the result of the change. CONSTITUTION:A spacing velocity is changed so that a carriage is moved to a printing position immediately after the preparatory movement of an ink ribbon for subsequent printing is completed. When the carriage is moved, a hammer is driven to print constantly through a fresh part of the ink ribbon. The position of the carriage is detected in terms of an angle theta by a transducer 3, and then the detected angle theta is amplified by an amplifier 4. The detected angle theta is differentiated by a differentiator 5 to obtain an angular velocity theta', and a motor 2 is driven through a contact on the upper side of a switching circuit 7 and an amplifier 8 so that the angular velocity theta' becomes equal to a predetermined velocity signal outputted from a D/A converter 6. By controlling the spacing velocity of the carriage, constantly clear flying printing can be performed.
Patent JP-H0286852-A (JP)
Title: Ball mill
Inventor: MATSUMOTO KANJI
IPC: B02C17/16
Filed: 1988-09-20
Abstract: PURPOSE:To sufficiently and efficiently pulverize a material to be treated along with the rotation of an agitating member by narrowing the gap between a vessel and a partition wall and the agitating member, and appropriately setting the diameter of a crushing ball in conformity to the width of the gap. CONSTITUTION:The cylindrical partition wall 3 is provided in the vessel 2 contg. a material to be treated and the crushing balls 1 to form a crushing chamber 4 having an annular horizontal section. The agitating member 10 capable of being freely rotated around its center is arranged in the crushing chamber 4. The width L1 of the annular crushing chamber 4, the diameter L2 of the agitating member 10 in the direction of the width L1, and the diameter L3 of the ball 1 are limited to conform to L1=2 to 3L2 and (L1-L2)/2=3 to 10L3. Consequently, the gap between the vessel 2 and partition wall 3 and the agitating member 10 is narrowed, the diameter of the ball 1 is appropriately set in conformity to the width of the gap, and the material can be sufficiently and efficiently pulverized along with the rotation of the agitating member 10.
Patent JP-2001059047-A (JP)
Title: Vinyl chloride resin composition for wire-coating use
Inventor: TSUBOI TETSUO
IPC: H01B3/44
Filed: 1999-08-23
Abstract: PROBLEM TO BE SOLVED: To provide a vinyl chloride resin composition for wire-coating use having low toxicity, causing little clogging of filter in processing and having suppressed blooming tendency. SOLUTION: The objective vinyl chloride resin for wire-coating use is produced by compounding 100 pts.wt. of a vinyl chloride resin with (A) 0.05-10 pts.wt. of a hydrotalcite compound expressed by general formula MgX1ZX2A 12(OH)2X1+2X2+4CO3.mH2O(X1 and X2 are each a number satisfying the formulas 0<=X2/X1<10, 2<=X1+X2<20) and (B) 0.001-2 pts.wt. of magnesium hydroxide.
Patent JP-H0282303-A (JP)
Title: Oscillation suppressed driving device
Inventor: MIZUTANI TAKASHI
IPC: G05D3/12
Filed: 1988-09-19
Abstract: PURPOSE:To suppress oscillation of a mobile part due to disturbance torque during movement by providing an oscillation compensating part besides the mobile part, a driving power transmission part, and a driving part for the purpose of calculating the extent of disturbance torque to cancel the disturbance torque with a negative signal having the same extent. CONSTITUTION:A table 105 whose relative position is changed by rotation of a ball screw 132 is provided with an oscillation suppressor 136 and an accelerometer 138. The position signal of the table 105 is detected by a position detector 142 and is sent to a motor driver 114 of a driving part 110 and an oscillation compensating part 150. Meanwhile, the oscillation compensating part 150 receives the signal of acceleration of the table 105 from the accelerometer 138 and sends an oscillation suppression signal to the oscillation suppressor 136 or the motor driver 114 for the purpose of suppressing oscillation of the table 105, and it is fed back. Since the disturbance torque of a driving device is included in a servo system in this manner, oscillation of the mobile part 105 due to disturbance torque is suppressed.
Patent JP-S6295520-A (JP)
Title: Low altitude photographing device
Inventor: NOWADA HARUHIKO
IPC: H04N7/18
Filed: 1985-10-22
Abstract: PURPOSE:To enable low altitude photography for vertical photography by providing a measuring machine which measures the height of a photographic camera from the ground, a control board for operates remotely a swiveling mechanism installed on the ground, the photographic camera, and the height measuring machine, and a monitor television which displays images from the monitor camera. CONSTITUTION:A suspension fittings 21 and a clamping plate 25 for a photographing device are mounted on a crane 27 and fixed by clamping a clamping bolt 28, and the control board 45 and monitor camera 46 are installed on the ground. The sending-out motor 43 of the height measuring machine 34 is operated to send out a measuring table 35, and a weight 41 is placed on the ground to measure the height of the photographic camera 29. The photographic camera 29 is set at necessary height by adjusting the length of the boom 26a of a crane truck 26. A storage box 1 is rotated by a proper angle relatively to a table 11 to adjust the angle of the photographic camera 29 to an object and the shutter is released to take a photograph. Thus, exact photography is carried out.
Patent JP-S6390965-A (JP)
Title: Crt display circuit
Inventor: HISHIYAMA KAZUTOSHI
IPC: H04N5/202
Filed: 1986-10-06
Abstract: PURPOSE:To hold and display the linearity of a gradatin which an image data has, by constituting the titled circuit so that a gamma correcting circuit converts digitally a digital image data output to an image data which is brought to a gamma correction by a luminance level and a gamma correction value which are adjusted by an adjusting circuit. CONSTITUTION:An image correcting circuit 13 supplies a digital image data Z' corresponding to a conversion shown by alphaZ<1/gamma> (alpha: luminance coefficient, gamma: gamma coefficient), to a digital image data output Z from an image memory 10. Also, an adjusting circuit 14 sets the coefficients alpha, gamma and adjusts a luminance level and a gamma correction value. In this way, at the time of displaying the image stored in the image memory 10, onto a CRT 18, the uniformity of the luminance level between gradations which the image data has is held and displayed and also the display can be executed stably by a set luminance level.
Patent JP-S61101977-A (JP)
Inventor: FURITSUTSU KIINASUTO
IPC: H05K7/10
Filed: 1985-10-22
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-S6481143-A (JP)
Title: Electrode for discharge light source
Inventor: KAJIWARA TOSHIRO
IPC: H01J17/06
Filed: 1987-09-21
Abstract: PURPOSE:To prevent through pinholes from being produced in a secondary discharge material film formed on a metallic conductor for forming an electrode for a discharge light source by making said metallic conductor 1 to 5mum thick and said film 0.5 to 2mum thick of a compound made of LaB6 added with Ba by a ratio of 0.01 to 20mol%. CONSTITUTION:A discharge vessel 1 with its inner wall applied with a phosphor 2 serves also as a glass substrate and its inside is filled with a rare gas or with a rare gas containing mercury vapor. A metallic conductor 3 of a thickness 1 to 5mum is arranged on the inner wall of the discharge vessel 1 and a secondary electron discharge material film 4 is deposited on said metallic conductor 3. The secondary electron discharge material film 4 is made of a compound of LaB6 containing Ba by 0.01 to 20mol% with respect to LaB6 with a thickness of 0.5 to 2mum. As a result, an electrode for a discharge light source is made to have excellent chemically stabilized secondary electron discharge characteristic to prevent through pinholes from being produced in said film.
Patent JP-H0792672-A (JP)
Title: Photosensitive resin composition and photosensitive flexographic printing plate containing that
Inventor: IMAGAWA IPPEI
IPC: G03F7/033
Filed: 1993-09-22
Abstract: PURPOSE:To provide a photosensitive resin compsn. and a photosensitive flexographic printing plate containing this compsn. having wide latitude. CONSTITUTION:This photosensitive resin compsn. contains a reactive microgel (1), compd. (2) having alpha,beta-polymerizable unsatd. double bonds and refractive index within + or -0.04 difference from that of the gel (1) for Na D-line at 25 deg.C, and rubber or thermoplastic elastomer (3) having refractive index within + or -0.04 difference from that of the gel (1) for Na D-line at 25 deg.C. The photosensitive flexographic printing plate includes this compsn. This photosensitive resin compsn. shows stable water developing property with time, water resistance, low hardness and high repulsive elasticity. The photosensitive flexographic printing plate containing this resin compsn. has high latitude and both of high resolution and high relief height.
Patent JP-2001064042-A (JP)
Title: Low-pressure double layer glass and its production
Inventor: KOBAYASHI KOJI
IPC: C03C27/06
Filed: 1999-08-24
Abstract: PROBLEM TO BE SOLVED: To provide low-pressure double layer glass having high adiabatic performance and a process for producing the same. SOLUTION: The low-pressure double layer glass 1 is formed with a low- pressure space by isolating two sheets of sheet glass apart a prescribed spacing, disposing dotty, wire-shaped or net-like spacers 5 for holding the spacing therebetween and hermetically sealing the peripheral marginal edges of this panel by low m.p. solder glass 8. A discharge aperture 4 disposed to form the low-pressure space is sealed with a cap member 9.
Patent JP-H0793872-A (JP)
Title: Information recording and reproducing device
Inventor: ONO KOZO
IPC: G11B17/04
Filed: 1993-09-22
Abstract: PURPOSE:To prevent the damage of a recording medium by preventing a loading motor driver and a driving motor driver from being in turning-on state at the same time and preventing the driving of the drive motor while the loading motor is driven. CONSTITUTION:A spindle motor enable signal SPMNB1 is supplied to the base of a transistor Q16 from he collector of a transistor Q15 only when the transistor Q15 is turned off. Thus, when the transistor Q16 is turned on, a voltage is supplied to a power source terminal fE of a spindle motor driver power IC Q12 from a power supply Vcc through a power MOSFET transistor Q14. The switching to the spindle motor driver is performed based on whether or not there is the driving signal for the loading motor driver. Thus, the spindle motor is not erroneously driven during a loading to prevent the damage of the recording medium.