baber/WOPTO huggingface dataset:
Patent JP-S54141381-A (JP)
Title: Batch type reactor and reaction method
Inventor: INOUE SHIGEO
IPC: C08F2/00
Filed: 1978-04-25
Abstract: PURPOSE: To enable the temp. of a batch type reactor to be easily controlled and a product of high viscosity to be easily taken out of the reactor by clamping a plurality of heating or cooling medium-passable boxes arranged in parallel to form a reaction chamber between the boxes and by loosening the clamp to take the contents out of the chamber.  
     CONSTITUTION: A reactive substance is supplied to reaction chamber 8 formed by clamping 3 a plurality of boxes 1 arranged in parallel, and a heating or cooling medium is passed through boxes to react the substance in chamber 8. Clamp 3 is then loosened to open chamber 8, and a reaction product is taken out. The reactive substance is supplied to chamber 8 from supply inlet 4 or 5, and the reaction can be carried out under ordinary, elevated or reduced press. The reactor can be used in various chemical reactions, and it is suitable for use in reaction forming a product of high viscosity, esp. reaction producing a high molecular substance (polymer). 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H05248972-A (JP)
Title: Audio signal processing method
Inventor: NISHIGUCHI MASAYUKI
IPC: G10L19/02
Filed: 1992-03-06
Abstract: PURPOSE:To establish an audio signal processing method, which can make high efficiency encoding with a higher compression ratio through utilization of the masking threshold level based on the characteristics of the auditory sense. CONSTITUTION:An audio signal processing method is provided to convert audio signals into frequency region and make bit allocation of these converted signals so as to generate encoding, wherein determination of the masking threshold level at which noise reduction on the auditory sense due to the masking effect is performed through the use of the signal spectral distribution in the current frame and the distribution in the gone frame.
Patent JP-S53136260-A (JP)
Title: Robot
Inventor: KOSUGI ISAO
IPC: B25J19/00
Filed: 1977-04-30
Abstract: PURPOSE: To provide a robot wherein, in an arm portion provided in a freely movable manner, a pair of friction members holding the arm portion of a core plate fitted in parallel to the arm portion under a predetermined pressure are provided thereby absorbing impact occurring at the time of an emergency stop. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S58168230-A (JP)
Title: Microwave plasma processing method
Inventor: OOSHIMA TOSHIO
IPC: H01L21/302
Filed: 1982-03-30
Abstract: PURPOSE:To equalize etching and/or ashening rate and obtain semiconductor having very accurate pattern by separating reaction chamber from a plasma generating part by a porous shielding plate and by horizontally rotating and/or vertically moving a sample for processing. CONSTITUTION:A sample Q is sent to a reaction chamber 2 by a carrying mechanism 6 from a sample receiving cassette 5 and is placed on a sample board 17 fixed to a rotating shaft 16. A reaction gas is sent from a gas inlet 9 and is exhausted from an exhaust 10. The microwave generated by a magnetron 4 is transmitted to a plasma generating chamber 1 through a microwave waveguide 3, exciting the plasma. A sample Q is processed by the plasma particle having passed the holes of shielding plate P while it is rotated and/or vertically moved by a rotating mechanism A1 and vertical moving mechanism A2. For example, etching rate is unified through the reaction without relation to the position of holes on the shielding plate P.
Patent JP-S53135840-A (JP)
Title: Metal coating method for non-electroconductive material
Inventor: MURAKAMI KAZUHITO
IPC: C23C14/02
Filed: 1977-04-30
Abstract: PURPOSE:To form a thin metal film of good adherence on a non-electroconductive material at high speed by degreasing and etching the material with an alkali soln. followed by dry plating.
Patent JP-H11228459-A (JP)
Title: Production of monoalkylnaphthalene
Inventor: TSUCHIKAWA KOJI
IPC: C07C2/70
Filed: 1998-02-16
Abstract: PROBLEM TO BE SOLVED: To allow an industrial production of the subject compound at a low cost without troubles of clogged piping by allowing naphthalene with an α-olefin at a specific molar ratio in the presence of a catalyst and distilling the reaction mixture, as a specific distillation auxiliary is added thereto. SOLUTION: In the step (A), naphthalene and an α-olefin of 4-30, preferably 12-30, more preferably 14-18 carbon atoms such as 1-decene, 1-dodecene, 1- tetradecene, 1-hexadecene are allowed to react with each other cover a catalyst preferably a solid acid catalyst, for example, zeolite or the like at a molar ratio of 1/1-1/2, preferably 1/1.5, more preferably 1/1.1-1/1.3. In the second step (B), a distillation auxiliary that has a boiling point distribution ranging from 185-230 deg.C under the atmospheric pressure and is inactive with alkylnaphthalene, naphthalene, α-olefin on the distillation, preferably a hydrocarbon, for example, normal paraffin or the like is added to the reaction mixture and they are subjected to distillation.
Patent JP-H08244957-A (JP)
Title: Parts supplyer
Inventor: EGAWA NORIKO
IPC: B65G47/14
Filed: 1995-03-09
Abstract: PURPOSE: To stir parts in a hopper surely and improve a driving in rate. CONSTITUTION: A parts supplyer is composed of a hopper 1 whose bottom part is constituted by an elastic member 7 having a through hole 3 for inserting a push up rod 4 on its center, the push up rod 4 whose upper part is inserted and fixed in the through hole 3 and on whose upper end surface a drive in hole 5 corresponding to the shape of parts 2 is located and a power source 6 for moving up and down the push up rod 4 connected to the lower end of the push up rod 4.
Patent JP-2000249093-A (JP)
Title: Axial flow type vacuum pump
Inventor: SHIMIZU TAKASHI
IPC: F04D19/04
Filed: 1999-02-26
Abstract: PROBLEM TO BE SOLVED: To improve assembly easiness of an axial flow vacuum pump and assembly precision of a radial gas bearing. SOLUTION: A motor 6 is provided between a first radial gas bearing 5a and a second gas bearing 5b. The outside diameter of the intermediate part 53a of a rotary shaft 2 constituting a first radial gas bearing 5a is reduced to a value lower than the inside diameter of a motor stator 62 such that after assembly of two radial gas bearings 5a and 5b, a rotary shaft 2 can be inserted in a pump casing 1.
Patent JP-H10247052-A (JP)
Title: Cooling equipment using heat pipe
Inventor: YAMADA MASAMICHI
IPC: G03G21/20
Filed: 1997-03-05
Abstract: PROBLEM TO BE SOLVED: To reduce cost, to save space, and to improve a cooling performance without the needs for cooling fan by arranging plural sheets of radiating fins in parallel with and around a heat pipe mutually at angular intervals. SOLUTION: This equipment has a heat pipe 1 receiving heat from a heat source and heat radiating fins 2 which are provided at an end part of the heat pipe 1 and dissipate received heat. In this case, a plurality of blades 4 are arranged for a plural radiating fins 2 being mutually parallel with each other and also being placed perpendicular to an axial direction of the heat pipe 1, being perpendicular to the radiating fins 2 and the phase shifted with respect to the axis of the heat pipe 1, namely, so as to be arranged at intervals of an angle around the heat pipe.  Thus, the heat dissipating part doubles as a cross flow fan, and when the surface of the heat pipe is brought into contact with the heat source, it takes heat from the heat source; the heat is uniformly diffused in the heat pipe instantaneously; and is dissipated in the air from the heat dissipating part 4 consisting of the heat radiating fins 2 and plural blades.
Patent JP-S58167964-A (JP)
Title: Automatic sample feeder
Inventor: HIRAI KOUJIROU
IPC: G01N35/10
Filed: 1982-03-29
Abstract: PURPOSE:To prevent missuction by invariably positioning the tip of a soft suction tube at the center of a test tube being protected with a pipe as outer cylinder. CONSTITUTION:As a piston shaft 24 of a cylinder 9 starts lowering, first, a pipe holder section 7 is brought down with the pressing of a spring 23 to the position of regulating a yarn spool member 25. Under such a condition, the tip of a suction tube 5 exposed which is housed within a pipe 6 is regulated and housed with the pipe 6 disregarding a bent tip of the tube 5 to correct the tube 5 straight. Under such a condition, with the lowering of the shaft 24, the pipe 6 and the tube 5 go down in the center of the test tube 2. With further lowering of the shaft 24, a spring 23 is compressed with a member 25 and holds a tube retaining section 8 and a pipe retaining section 7 so tightly that the tip of the suction tube 5 is exposed to enable the suction of the sample.
Patent JP-S62208180-A (JP)
Title: Method for detecting center of incomplete circle
Inventor: SASAKI SHUJI
IPC: G06T7/60
Filed: 1986-03-10
Abstract: PURPOSE:To improve center detecting accuracy more than the resolution of a pixel and to find out a complete center by arranging windows on an incomplete circle to be a non-detecting object so as to exclude an incomplete circle part to fetch a partial image and finding out the centroid position. CONSTITUTION:A camera 5 for an image processor 6 is fixed and the objective incomplete circle 3 is moved every fixed values DELTAX, DELTAY by an X-Y table 4 so that respective windows 1, 2 are arranged on the incomplete circle 3. A rectangular window 1 whose longitudinal direction is parallel with the X axis is set up so as to exclude an incomplete circle part (spline), its image is fetched to the device 6 and the coordinates X1, Y1 of he centroid P1 of its inner circle part are found out. Then, a rectangular window 2 wholse longitudinal direction is parallel with the Y axis is similarly set up so as to exclude the incomplete circle part, its image is fetched to the processor 6 and the coordinates of the point P1 in the inner circular part are found out. The center detecting accuracy is improved more then the resolution of the pixel and the center of an incomplete circle such as a gear can be highly accurately detected.
Patent JP-S5583446-A (JP)
Title: Magnet rotor
Inventor: TASHIRO MINORU
IPC: H02K1/27
Filed: 1979-04-24
Abstract: PURPOSE: To omit the fixing operation of a shaft and make manufacturing easy, and further, increase the strength of magnetic poles and improve rotor performance by forming a rotor body and a shaft of a permanent magnetic material in one piece.  
     CONSTITUTION: A magnet rotor 1 is made by forming a rotor body 1a and a shaft 1b of a permanent magnetic material in one piece. And it is used, for example, by magnetizing two poles N and S in the direction of a diameter. By so doing, the effective cross-sectional area of a magnet is increased by the shaft part and so the strength of magnetic poles is increased to improve performance, and at the same time, the fixing operation of the shaft is omitted and the manufacturing of the rotor is made easy. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H10210830-A (JP)
Title: Harvesting part for roguing and harvesting machine
Inventor: ICHINOSE MIKIO
IPC: A01D25/00
Filed: 1998-03-03
Abstract: PROBLEM TO BE SOLVED: To mechanize processes after the roguing of carrots before the post treatment of foliage part cutting or the like. SOLUTION: A roguing and carrying device 11 composed of a clamping belt pair for clamping a foliage part, roguing the carrots from a field and carrying them to a rear upper part and a positioning and carrying mechanism 2 for clamping and guiding the foliage part are provided, the vertical interval of the device 11 and the mechanism 2 is widened at the back and the clamping force of the pulling and carrying device 11 is set so as to form the downward deviation of the foliage part.  On the front side of the positioning and carrying mechanism 2, a guide means C for securing the certain degree of the vertical interval of a carried carrot main body upper surface and a clamping belt lower surface is constituted by a pair of left and right guide members acting on the carrot main body upper surface in the state of widening the vertical interval with the clamping belt as approaching a rear part and the slipping through of the foliage part from the clamping belt pair. The foliage clamping force of the roguing and carrying device 11 is set to be weakest at the part of the guide means C.
Patent JP-H09247230-A (JP)
Title: Synchronization device
Inventor: HIRAMATSU KATSUHIKO
IPC: H04L27/38
Filed: 1996-03-07
Abstract: PROBLEM TO BE SOLVED: To accurately detect the reception time of a precedent wave even when the precedent wave and a delay wave are both present at the same time. SOLUTION: A correlating circuit 3 correlates receive signals quantized by A/D converters 1 and 2 with a known pattern and a comparator 10 of a reception timing detecting circuit 8 compares the obtained correlation values with a predetermined threshold value. When the correlation values are larger than the threshold value, it is decided that a known symbol is received; when the known symbol is received, subsequent comparison deciding operation is stopped by turning off a switch 9 and a counter value as current reception time which is outputted from a counter 14 of a reception window control circuit 13 is held by a latch circuit 12.
Patent JP-H11252068-A (JP)
Title: Data communication system, constitution device and recording medium
Inventor: ICHIHARA NAOHISA
IPC: B42D15/10
Filed: 1998-03-03
Abstract: PROBLEM TO BE SOLVED: To safely access to a specific opposite communication device even from a remote point by easily constructing an own data communication environment on another communication device. SOLUTION: Information necessary for constructing own data communication is recorded on an IC card 20 together with an electronic signature. A client 10 performs the authentication between an identity card and the card 20 based on the recorded information on the card 20. A remote access server 30 specifies an information server 40 becoming the opposite party of communication from the recorded information on the card 20 that is acquired via the client 10 and decodes the electronic signature by using an open key of the server 40 to authenticate the justifiability to the server 40 of the client 10. When this authentication is completed, the communication is established among the client 10, the server 30 and the server 40 to make the communication of data possible.
Patent JP-S51127035-A (JP)
Title: Process for preparation of aromatic carboxylic acids
Inventor: TERANISHI KIYOSHI
IPC: C07C51/00
Filed: 1975-04-28
Abstract: PURPOSE: Aromatic carboxylic acid is prepared with reducing the oxidative destruction of the lower aliphatic carboxylic acid solvent by the liquid-phase oxidation of an alkylaromatic compound using the oxidation catalyst adding chromium compound. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-S61209471-A (JP)
Title: Image forming device
Inventor: TAKEDA KENJI
IPC: G03G15/09
Filed: 1985-03-14
Abstract: PURPOSE:To prevent the deterioration of picture quality due to a carrier and the damage of each device by removing the carrier attaching on the latent image carrier of a photosensitive body drum, etc., before a transfer step. CONSTITUTION:A carrier collecting device 26 is installed between a developing position where a latent image formed on the photosensitive body drum 8 by a developing unit is made sensible and a transfer position where the sensible toner image is transferred on a transfer paper P held on a transfer drum 12. Thus, since the carrier 29 attaching on the photosensitive body drum 8 can be removed out of the drum 2 together with toner, only the toner is transferred on the transfer paper P, and accordingly a clear color image can be obtained.
Patent JP-H01225432-A (JP)
Title: Scraper for pond bottom fouling
Inventor: KATO HIROSHI
IPC: B01D21/18
Filed: 1988-03-04
Abstract: PURPOSE:To prepare the title device which can scrape off the foulings on the pond bottom all over the bottom surface, even when the bottom face is inclined or not a plane, by arranging a plurality of polyhedrons in a line by passing a wire through the through-hole of individual polyhedrons and pulling them to move along the bottom surface. CONSTITUTION:A plurality of polyhedrons 1 having a through-hole bored are arranged in a line so that one of the faces comes to contact with the pond bottom 51 and the through-hole is directed perpendicularly to the cleaning direction A. The wire 2 is passed through the through-holes of all the polyhedrons 1 and both of the ends are connected to plates 3 and the plates are allowed to move by the guides 4 in the cleaning direction A.
Patent JP-H03155622-A (JP)
Title: Dry etching method
Inventor: GOTOU TOMOAKI
IPC: H01L21/302
Filed: 1990-03-02
Abstract: PURPOSE:To form a surface to be etched into a mirror surface state without emulsification by selectively etching a silicon substrate in an anode coupling type dry etching apparatus using mixture gas of SF6 gas and O2 gas of a range having specific mixture ratio of O2 gas. CONSTITUTION:Gas of mixture of sulfur hexafluoride as reaction gas with oxygen gas in a range of 6 to 15vol.% to the entire reaction gas is used. In a reaction tank 1, a lower electrode 2 as a stage and an upper electrode 3 are opposed. A discharge tube 4 provided dispersively at the peripheral edge of the bottom plate 11 of the tank 1 is provided toward the center of the electrode 2 parallel to its bottom plate. A silicon substrate 20 to be processed, formed with a mask pattern is mounted on the stage 2 of a dry etching apparatus, SF6 gas and O2 gas are fed from an inlet 7 as mixed reaction gas 8 while regulating its flow rate. A high frequency power is applied to the electrode 3 to generate a plasma 9 between the electrodes 2 and 3.
Patent JP-H08248449-A (JP)
Title: Liquid crystal display device
Inventor: TAIRA KAZUKI
IPC: G02F1/1347
Filed: 1995-03-10
Abstract: PURPOSE: To provide a liquid crystal display device of a reflection type with which image display of a high contrast ratio and good display quality is possible while high reflectivity (high luminance) is assured. CONSTITUTION: The liquid crystal display device of the reflection type which is capable of maximizing light absorption at the time of coloration and embodies the best black display, i.e., display of a high contrast by arranging a liquid crystal layer 104 of M (magenta) on the uppermost layer nearest the light incident side in the case where the dichromatic ratios of the respective liquid crystal layers 104, 106, 112 of M, C, Y are approximately the same degree.
Patent JP-2000210496-A (JP)
Title: Suspension type bedding storage device with dryer
Inventor: SAKUGI SADAO
IPC: D06F57/12
Filed: 1999-01-21
Abstract: PROBLEM TO BE SOLVED: To simply store bedding in a closet so that moisture easily escapes by storing the bedding on a hanger, and forming a gap without closely sticking it together to improve the flow of air. SOLUTION: A rust inhibitor is applied to a thin wall steel pipe for use as a support 2, and a slide bearing is used for a moving section for smooth movement. A stopper is disposed to fix the position in the height direction between the support 2 and a hanger 3, and the stopper is released by a lever 12 to change the height. A heater 4 fitted to the hanger 3 has a removable structure, the power supply section of the heater 4 is provided with a power controller and a timer to cope with condition changes such as the thickness, size and moisture level of bedding. The moisture of the bedding can be efficiently released, propagation of bacteria is prevented, and the bedding can be kept at a sanitary state.
Patent JP-H01224782-A (JP)
Title: Image forming device
Inventor: MATSUMOTO KENICHI
IPC: G03G15/16
Filed: 1988-03-04
Abstract: PURPOSE:To simultaneously perform uniform destaticization with respect to a transferring material conveying means and the electrostatic adsorption of a transferring material onto the transferring material conveying means at a low cost and without the necessity of extra space by connecting a first electrifying means for the transferring material conveying means and a second electrifying means for the transferring material respectively to electric powers which impresses an alternative voltage. CONSTITUTION:The first electrifying means 59 which electrifies the transferring material conveying means 8 and the second electrifying means 62 which electrifies the transferring material are provided for electrostatically adsorbing the transferring material 6 onto the transferring material conveying means 8. The first and second electrifying means 59 and 62 are respectively connected to electric powers 81 and 80 which impress an alternative voltage. The polarity of a high voltage which is impressed on the adsorbing electrifying device 62 is the reverse to the polarity of the electrifying pole 59. Thus, the uniform destaticization with respect to the transferring material conveying means 8 and the electrostatic adsorption of the transferring material 6 onto the transferring material conveying means can be simultaneously performed at a low cost and without the necessity of extra space.
Patent JP-H06242647-A (JP)
Title: Automatic document feeder
Inventor: KOBAYASHI KAZUYOSHI
IPC: G03G15/00
Filed: 1993-02-16
Abstract: PURPOSE:To improve productivity by shortening the moving distance of a document at the time of reading images on the rear surface of the document, thereby reducing the time required for exchanging the document. CONSTITUTION:When images on the first page of the document is read, the front end of the document is registered with a second register position P2 provided at the front end of a platen glass 26 in the carrying direction. When images on the second page of the document is read, the rear end of the document is registered with a first register position P1 provided at the rear end of the platen glass 26 in the carrying direction. Thus, the moving distance of the document is shortened at the time of inverting the document.
Patent JP-S54144306-A (JP)
Title: Preparation of 2,7-octadien-1-ol
Inventor: ONODA TAKESHI
IPC: C07C29/44
Filed: 1978-04-28
Abstract: PURPOSE: To reduce the production cost of 2,7-octadien-1-ol, useful as a synthetic intermediate of plasticizers, in the hydrative dimerization of 1,3-butadiene, by providing a process of the isomerization of by-products and a process of the efficient recovery and recycling of an expensive catalyst.  
     CONSTITUTION: 1,3-Butadiene is reacted with water in an organic solvent in the presence of CO 2  and a catalyst comprising Pd and a phosphine or a phosphite, to obtain octadienol. The resulting reaction solution is subjected successively to the separation process of low-boiling substances, the flash distillation process and the rectification process, to obtain pure 2,7-octadien-1-ol. A part of 1,7-octadien-3-ol separated in the rectification process is isomerized into the desired substance in the presence of a catalyst and CO 2 , and recycled to the separation process of low-boiling substances. High-boiling substances separated in the flash distillation process is treated with a basic substance and/or an aliphatic hydrocarbon, whereby by-products are separated and the catalyst is recovered. 
     COPYRIGHT: (C)1979,JPO&Japio