baber/WOPTO huggingface dataset:
Patent JP-S61285052-A (JP)
Title: Single-phase brushless motor
Inventor: SEO YUZO
IPC: H02K29/08
Filed: 1985-06-12
Abstract: PURPOSE:To reduce torque ripple and enhance efficiency, by providing a rotor with two rows of magnetized sections in the ratio 2:1 on the pole quantity to be positionally shifted by specified rotational angles, and by conducting current to a stator coil half by half alternately. CONSTITUTION:On a magnetic pole 8 fitted on a rotor yoke 7, the first magnetized section 81 of 2m poles (m is an integer of 1 or more) and the second magnetized section 82 of 4m poles are formed. So far as the magnetized sections 81 and 82 are concerned, a point for zero of a magnetic force is arranged to be positionally shifted by the rotational angle of 1/8m. A stator set confronting the rotor is provided with stator coils 1 in quantity of 4l (l<=m) wound up at an open angle corresponding with the second magnetized section 82, and is provided with a positional detection element 3 for detecting the position of the first magnetized section 81. According to the detection signal of the positional detection element 3, current is conducted to the stator coils 1 half by half alternately to drive them.
Patent JP-S5917888-A (JP)
Title: Drive system for synchronous motor
Inventor: ISHIDA HIROSHI
IPC: G05B19/23
Filed: 1982-07-20
Abstract: PURPOSE:To prevent the phase output of a synchronous motor from varying due to the stopping position of a rotor by loading the position code in a counter by the varying point detecting output of a varying point detector and the counting the rotary pulse. CONSTITUTION:A pulse encoder which outputs a position code IP and rotary pulses AP, BP, and a varying point detector 31 which detects the varying point of the position code IP are provided. Further, an up-down counter 36 which loads the code IP and counts the rotary pulse and converters 37a, 37b which convert the counted values to analog voltages in response to the cos theta, sin theta are provided. After the position code is loaded in the counter by the varying point detection output of the varying point detector, the rotary pulse is counted. In this manner, even if the rotor of a synchronous motor is stopped at any position, the rotary pulse can be counted from the same position after restarting, and the phase output can be always maintained constantly irrespective of the stopping position.
Patent JP-S62282435-A (JP)
Title: Method for detecting end point of etching
Inventor: HOUCHIN RIYUUZOU
IPC: H01L21/302
Filed: 1986-05-30
Abstract: PURPOSE:To suppress the influence of fluctuation, noise and drift of a plasmalized condition by a method wherein the intensity of emitted light of two or more kinds of wavelengths is monitored from the emission spectrum generated from one active species in the process of etching, and the end point of the etching is detected from the sum of strength of each emitted light. CONSTITUTION:The intensity of emitted light, having at least two or more kinds of wavelength, generated from an active species is monitored, the sum of intensity of emitted light of each wavelength is used as a monitoring signal, and the end point of etching is detected from the change of the signal. To be more precise, an active species, the luminous intensity of which changes greatly in front and in the rear of the end point of an etching, is selected and at least two or more kinds of wavelengths having comparatively high luminous intensity are selected from an emission spectrum and an observation is performed thereon. As a result, the change in luminous intensity about twice as high as one in the case wherein an observation is performed for one wavelength can be obtained.
Patent JP-H04352073-A (JP)
Title: Graphic processing system
Inventor: HAYASHI YUKIMI
IPC: G06T1/00
Filed: 1991-05-29
Abstract: PURPOSE:To obtain a graphic processing system for executing graphic checking processing and graphic retrieving processing excellent in data exchange between unspecified different systems. CONSTITUTION:The graphic processing system is provided with a CAD/IGES conversion part 10 for converting a graphic (CAD data 5a) into a data format (IGES format) to be used for data exchange, a graphic simplifying part 11 for converting the graphic converted into the IGES format into a simple graphic consisting of a rectangle or a circle, a diameter/diagonal length extracting part 12 for extracting the diameter of the converted circle or the diagonal length of the converted rectangle, a collating part 13 for collating the extracted diamter or diagonal length with the contents of a dictionary 5b storing inherent information corresponding to each graphic, a retrieved result output part 14 for outputting the inherent information concerned and the graphic is checked only by the IGES format data. The graphic is also retrieved only from the IGES format data.
Patent JP-S62283470-A (JP)
Title: Area management system for optical disk medium by high speed secondary storage device
Inventor: MATSUBARA TAKANORI
IPC: G06F3/08
Filed: 1986-05-31
Abstract: PURPOSE:To shorten a time required for referring the updating by using a high speed secondary storage device consisting of an automatic medium recognition means, an automatic transfer means, the referring and updating means of optical disk management information and an area management information updating means on the medium. CONSTITUTION:When an optical disk medium is set on an optical disk device 5, the automatic medium recognition means 1 recognizes the medium of the optical disk to obtain medium information. Based on this medium information, the automatic transfer means 2 transfers the area management information on the optical disk to the high speed secondary storage device 7. When an area reference request on the optical disk is generated from an optical disk using program 8, the referring and updating means 3 obtains area information from the optical disk area management information on the device 7 and based on this area information, the program 8 refers to the area on the disk. When the updating request for the area information is generated from the program 8, the area information on the device 7 is updated by the means 3, an updating means 4 is activated and the management information is simultaneously updated.
Patent JP-S5916621-A (JP)
Title: Manufacture of double steel pipe by drawing and pipe expansion
Inventor: OGASAWARA MASAO
IPC: B21C37/06
Filed: 1982-07-20
Abstract: PURPOSE:To manufacture a double steel pipe which is excellent in corrosion resistance and hydrogen sulfide resistance, by using a metallic pipe which is excellent in corrosion resistance and hydrogen sulfide resistance, and a high tension steel pipe for the inside pipe and the outside pipe, respectively, and executing the pipe expansion simultaneously with cold drawing by a stepped plug. CONSTITUTION:A high tension steel pipe is used for an outside pipe blank pipe 1, an inside pipe blank pipe 2 having corrosion resistance and hydrogen sulfide resistance is inserted into said pipe, and is made to pass through between a plug having a plug head 9 and a plug drum 10, and a die 8. The blank pipes 1, 2 are reduced as to its diameter by the die 8, are rolled by the plug drum 10, and since tensile residual stress is left in the inside pipe 2, pipe expansion is executed to the inside pipe 2 by the plug head 9 whose diameter is a little larger than the plug drum 10. In this way, the outside pipe 1 is subjected to minute pipe expansion within a range of elastic deformation, and the drawn pipe compresses the inside pipe 2 by elastic compression stress of the outside pipe 1, and on the other hand, the inside pipe 2 is brought to permanent deformation by plastic deformation, and compression residual stress is left in the inside pipe 2.
Patent JP-S5826124-A (JP)
Title: Construction of retaining wall for basement
Inventor: NODA SABUROU
IPC: E21D13/00
Filed: 1981-08-11
Abstract: PURPOSE:To construct a basement as much closer to its adjacent boundary as possible by a method in which a retaining wall is constructed by fitting sheathing walls of an L-shaped cross section into concaved portions orderly formed during the construction work. CONSTITUTION:A side wall A is first formed at angles of 45 deg. from the upper edge 3 to the bottom 4 of an excavated trench. Then, excavation is made vertically from the upper edge 3 to half the height of the side wall A to form the first excavated portion, push plates are applied through struts 7a and 7b on the walls of the first excavated porton for reinforcing, and excavation is made vertically from the wall face to the bottom 4 of the first excavated portion to form a concaved portion. Then, a sheathing wall 11 consisting of a base plate and a retaining wall plate, having an L-shaped cross section, is fitted into the concaved portion. In the same way, the sheating walls 11 are fitted into concaved portions orderly formed in the side wall A to construct a retaining wall.
Patent JP-S5915447-A (JP)
Title: Polyamide resin composition
Inventor: KAWAGUCHI KEIICHI
IPC: C08L7/00
Filed: 1982-07-20
Abstract: PURPOSE:To provide a polyamide resin compsn. having ductility and improved brittleness without deteriorating various properties, such as transparency, inherent to the resin, by blending a specified graft polymer with a specified copolyamide resin. CONSTITUTION:A copolyamide resin is prepd. from a diamine of the formula (wherein R1, R2 are each H, lower alkyl; n is 0-6; the cyclohexane ring may have a lower alkyl group), benzenecarboxylic acid in an equimolar amount to the diamine, and 20-95wt% mixture of said benzenecarboxylic acid and 6C or higher w-amino acid, its lactam or its aliph. nylon salt having at least 5 carbon atoms per amide-producing group. 90-30pts.wt. graft component consisting of 50-90wt% styrene and 50-10wt% methacrylate ester is graft-polymerized onto 10-70pts.wt. butadiene polymer. 0.1-10pts.wt. graft polymer is blended with 100pts.wt. said copolyamide.
Patent JP-S5916101-A (JP)
Title: Record player
Inventor: KUROSU TADAO
IPC: G11B33/02
Filed: 1982-07-20
Abstract: PURPOSE:To make the front of a record player flat when a cover is stored, by attaching the cover, which is provided in the front aperture of a case body, to the tip part of an arm, whose length is freely variable, through a spring to make the storage position of the cover optional in a certain degree when the cover is opened. CONSTITUTION:A cover 52 is provided on an auxiliary arm 66 which is charged to an arm 59, which is supported freely turnably in a driving part having a turntable 16 which is slided freely in the horizontal direction, in the sliding direction by a spring 69 and is brought closely into contact with an aperture part to prevent dust or the like from penetrating the record player. A bark, a cam bark 1, and a cam follower 70 are used to allow the cover 52 to fall in accordance with the movement of the driving part in the pulling-out direction, and the cover 52 is stored in a slot 54 provided on the front upper face of the driving part. That is, the cover storage position is free in accordance with the extent of movement of the driving part when the cover is opened, and therefore, the front of the record player is made flat when the cover is stored, and the record player is leveled with other devices.
Patent JP-H07333719-A (JP)
Title: Camera provided with magnetic recording function
Inventor: SERITA YASUAKI
IPC: G03B17/24
Filed: 1994-06-08
Abstract: PURPOSE:To fully draw a magnetic recording function from a camera provided with the magnetic recording function to record prescribed data in a magnetic recording part of a film independently of the assignment of data by a user. CONSTITUTION:A camera provided with a magnetic recording function is one which can write magnetically written data of photographing information, etc., in a magnetic recording part formed in a film by a magnetic signal writting head 36. Being operated by a user, a user information input circuit 46 sends the type of assigned data to a microcomputer 60. In the case data assignment is done, a data setting means 61 sets the assigned data as magnetically written data and in the case there is no data assigned, the means 61 sets previously set type of specified information as data written magnetically.
Patent JP-H02306348-A (JP)
Title: System and circuit for accessing memory
Inventor: TANAKA TOSHIO
IPC: G06F12/06
Filed: 1989-05-22
Abstract: PURPOSE:To attain high speed data transfer for a position across the boundary of addresses by writing the first half of data at a write cycle, reading subsequent data at a read cycle and at the same time writing the latter part of preceding data. CONSTITUTION:CPU 1 reads initial data R1 from a first memory 2, and data R 1 is bit-shifted in a shifter 5 and is written in an address (n) in a second memory 3 as data W11. Then, CPU 1 reads subsequent data R2, and an address selection circuit 9 gives address information n+1 of an address bus 16 to the second memory 3 by a control signal 18 from a control part 6. Then, the remaining part of data R1 is written in lower three bits of an address (n+1) as data W12. The operation is repeated and reading from the first memory 2 and writing into the second memory 3 are simultaneously executed. Thus, data is transferred at high speed without complicating circuit constitution even in the case of bit block transfer across the boundary of the addresses.
Patent JP-S6018921-A (JP)
Title: X-ray exposure apparatus
Inventor: IWAMATSU SEIICHI
IPC: H01L21/027
Filed: 1983-07-12
Abstract: PURPOSE:To improve productivity by a method wherein mounting positions of a plurality of masks and objects to be exposed are each displaced by a small amount mutually. CONSTITUTION:X-rays 11 from an X-ray source are applied to objects 14 or 15 to be exposed through the 1st mask 12 or the 2nd mask 13 or both. A mechanism with which the masks and objects to be exposed can be taken into and out of an X-ray irradiated part when necessary is provided. With this constitution, when an X-ray exposure is applied, a focus fading in an optical exposure is avoided and a proximity effect does not become large by keeping the masks away from the objects to be exposed.
Patent JP-H0373352-A (JP)
Title: Ink-jet recording device
Inventor: KOITABASHI NORIFUMI
IPC: B41J2/135
Filed: 1990-05-18
Abstract: PURPOSE:To conduct positive wiping without depending upon response to a discharge-opening forming surface, in which a stepped section is generated by a hold-down member, by scanning a recording head at slow speed to a wiping member when a discharge opening is wiped. CONSTITUTION:In a recovery system unit, a blade cleaner 403 composed of an absorber is installed for cleaning a second blade and a first blade 401 in wiping members 401, 402 respectively. The first blade 401 is held by a blade lifting mechanism driven by moving a carriage 2, thus setting she first blade 401 at a position projected for wiping the surface of an orifice plate 103 exposed in the discharge-opening forming surface of a recording head 86 and a location retreated (lowered) so as not to interfere in said position. The recording head 86 is mounted so that a section in width (b) is positioned on the left side. When the carriage 2 is shifted from the left side to the right side, wiping by the first blade 401 is conducted. The carriage 2 is moved at speed slower than speed at the time of normal scanning on wiping.
Patent JP-H07300000-A (JP)
Title: Engraved fish print
Inventor: SHIODA KAZUHIRO
IPC: B44C3/00
Filed: 1994-04-28
Abstract: PURPOSE:To provide a beautiful fish print which is free from being broken by a method wherein glass or a wood board is engraved, colored, and treated on its surface. CONSTITUTION:Glass or a wood board is engraved by sandblasting on the basis of a fish print which is transferred with paper or cloth. Brilliancy of glass and natural good quality of a wood can be made use of without being broken. A beautiful fish print can be obtained by coloring it thereafter.
Patent JP-S5751097-A (JP)
Title: Purging method for inert gas of low temperature storage and shipment facility
Inventor: MIYASHITA TSUTOMU
IPC: F17C13/00
Filed: 1980-09-12
Abstract: PURPOSE:To isolate inert gas from low temperature liquefied gas by intaking the inert gas and evaporated gas in the upper part of a low temperature storage tank for LPG, LNG, ammonia or the like by an ejector and feeding it to a separator. CONSTITUTION:When inert gas is stored in a gas separator 5, a liquid level detector 20 operates to open a liquid level control valve 15. Then, the inert gas is fed to a flare and is burnt. Since low temperature liquefied gas flows from a conduit 16 to a heat exchange conduit 23 when the inert gas and the evaporated gas of the liquefied gas pass through a gas purger 14, the evaporated gas of the liquiefied gas introduced via the conduit 13 into a gas purger body 21 is condensed in considerable amount therein and flows into a conduit 17, and is returned to the gas separator 5. Accordingly, the quantity of the evaporated gas of the liquiefied gas to be burnt at the flare together with the inert gas is small in quantity.
Patent JP-H05300141-A (JP)
Title: Data transfer device
Inventor: OHARA KAZUHIRO
IPC: H04L7/10
Filed: 1992-04-20
Abstract: PURPOSE:To provide the data transfer device which can realize high-speed performance by simplifying hardware configuration for identifying unblinds. CONSTITUTION:At the data transfer device to receive, repeat and transfer serial data surrounded by unblinds for identifying valid data through a transmission medium, a means to generate a break timing signal by extracting the unblinds from the received serial data synchronously with a received clock is composed of a head detection circuit 11 to detect the head of the received serial data and to generate a start timing signal, unblinds generator 13 to receive the obtained start timing signal and to generate the unblinds as the serial data, and comparator 12 to compare the bits of the obtained unblinds with the bits of the received serial data one by one and to generate the break timing signal corresponding to the coincidence detection of those bits.
Patent JP-S615684-A (JP)
Title: Tracking error signal waveform shaping circuit
Inventor: DOUTSUBO NOBUHIDE
IPC: G11B15/087
Filed: 1984-06-20
Abstract: PURPOSE:To shape stably and exactly a waveform by sampling a tracking error signal by a field period, and inputting a sample holding output to a hysteresis comparator. CONSTITUTION:A reproducing pilot PL signal inputted to a mixer 3 through a BPF1 is mixed with an injecting PL signal from an injection oscillating circuit 3, 16kHz and 46kHz of its beat component are detected by detecting circuits 4, 5, respectively, and detected outputs are inputted to a comparing circuit 6. By a switch 7 controlled by a head output switching pulse RF, an output of the circuit 6 and its inverted output are selected alternately, a continuous tracking error signal is led out, and it is held in a sample holding circuit 9. The output signal of the circuit 9 is inputted to a hysteresis comparator 10, compares with positive and negative threshold voltages VE, VL applied by an inversion switch 12 in said comparator, and the compared output is varied stably by a prescribed period and inputted to a discriminating circuit 11. In the circuit 11, its period is counted by a pulse RF, and a recording mode is discriminated.
Patent JP-H11326114-A (JP)
Title: Impact load recording device
Inventor: WATANABE KENICHI
IPC: G01M7/08
Filed: 1998-05-11
Abstract: PROBLEM TO BE SOLVED: To provide an impact load recording device wherein the noise coming into a load detector at measurement of impact load is suppressed. SOLUTION: A load detector 3 for detecting an impact load, a substrate 1 to which, installed to a supporting member, the load detector 3 is fitted, and a recording device 4 for recording the load detected by the load detector 3, are provided. A noise suppressing recessed part 2, wherein, provided on the installation surface on the supporting member side of the substrate 1, a reflection surface 2A which reflects a stress wave inputted from the load detector 3 outside beyond an outer peripheral part of fitting surface of the load detector 3 fitted to the substrate 1 is formed on an internal surface, is provided.
Patent JP-S61284852-A (JP)
Title: Roller rotation turning device for tape driving device
Inventor: FUTAGAWA TOSHINOBU
IPC: G11B15/30
Filed: 1985-06-11
Abstract: PURPOSE:To make the titled device compact, and to execute exactly and quickly the rotation turning control of a roller of a tape driving device, by providing a clutch means for allowing or obstructing the turning of a roller/tape assembly, and a gear train driving means for rotating the first and the second rollers. CONSTITUTION:When a desired item on a tape 3 related to a roller 2d is called to a prescribed position,when a clutch release state is formed temporarily by operating a suitable function key 50 a energizing a solenoid 37, a roller/tape assembly 10 and clutch plates 33, 35 are turned clockwise through gears 31, 29 and a belt 29 by a pulse motor 30. When they are turned by 90 deg., a control pin 54 encounters the next projection 42 and it is engaged to corresponding notches 41, 44, therefore, the assembly 10 and the clutch plate are stopped, and the roller 2d is positioned at a prescribed position. At the same time, the rollers 1, 2 are rotated by a desired quantity, and a desired item can be observed visually at the prescribed position.
Patent JP-2000314031-A (JP)
Title: Production of high-strength polyester fiber
Inventor: MATSUO NAOHIRO
IPC: D01D5/08
Filed: 1999-05-07
Abstract: PROBLEM TO BE SOLVED: To produce polyester fibers suitable for industrial materials with a good operating efficiency by sufficiently sealing all the polymer discharging holes with a gas without sticking foulings to the vicinity of the discharging holes even when carrying out the spinning of multifilaments from one spinneret. SOLUTION: The melt spinning is carried out by using a spinneret device 1 in which a spinneret plate 14 is placed on a spinneret holder 13 and the resultant filaments are then passed through the interior of a heating cylinder 3 provided directly below the spinneret device 1 and subsequently cooled to produce polyester fibers according to a spin direct drawing method. The spinneret holder 13 of the spinneret device 1 has a gas flow passage 16 for introducing a gas from the outside and communicating with the spinneret plate 14 and the spinneret plate 14 has >=100 polymer discharging holes 19 bored therein, an equalizing chamber 2 connected to the gas flow passage 16 in the undersurface near the central part thereof and further plural gas jetting holes 18 provided toward the polymer discharging holes 19.  The melt spinning is conducted while blowing the gas from the gas jetting holes 18 and sealing the surface of the spinneret plate 14 with the gas.