baber/WOPTO huggingface dataset:
Patent JP-H08194535-A (JP)
Title: Position detection system
Inventor: ANDO TOSHIYUKI
IPC: G01C15/00
Filed: 1995-01-18
Abstract: PURPOSE: To provide a position detection system capable of eliminating errors by a sensor and the accumulation of the errors and obtaining highly accurate position information. CONSTITUTION: A moving distance sensor 2 for detecting distances of the movement of right and left respective wheels and a bearing sensor 4 for detecting an azimuth angle in the advancing direction of a vehicle are mounted on the vehicle, an angle obtained from the difference between the moving distances of the right and left wheels and the angle obtained from the azimuth angle change of the bearing sensor are used, large weighting is applied to the angle obtained from the bearing sensor when an angular velocity is large, the large weighting is applied to the angle obtained from the moving distance difference when the angular velocity is small and the advancing direction of the vehicle is highly accurately detected.  Then, a present position is calculated from the advancing direction and the moving distance of the vehicle obtained from the moving distances of the right and left wheels. Further, a mark detector 3 for detecting a mark arranged on ground is mounted on the vehicle and the advancing direction and the present position are corrected at the time of detecting the mark.
Patent JP-H03208867-A (JP)
Title: Method for firing long-sized ceramics
Inventor: SHIMAI SHUNZO
IPC: C04B35/64
Filed: 1990-01-12
Abstract: PURPOSE:To prevent the deformation of a long-sized ceramic molded body due to creep and to enhance dimensional accuracy by suspending the molded body in a heat treatment space and moving it downward at a controlled speed in the perpendicular direction at the time of firing. CONSTITUTION:When a long-sized ceramic molded body M is suspended in a heat treatment space 11A with a suspending member 13 and fired by passing through the firing temp. region of the space 11A enclosed by a heating element 12 in the vertical direction, the molded body M is held in the firing temp. region so that the holding time is shortened as the upper end of the molded body M is brought close to the region.
Patent JP-H0677931-A (JP)
Title: Receiver for spread spectrum signal
Inventor: MURAI HIDESHI
IPC: H04B1/7083
Filed: 1993-01-18
Abstract: PURPOSE:To provide a receiver for spread spectrum signal improved in the timing catching characteristic, timing following-up characteristic and data receiving characteristic. CONSTITUTION:Correlative value intensity from digital data receivers 2a, 2b, 2c and 2d is respectively weighted by correlative value intensity from searcher receivers 1a, 1b, 1c and 1d, and the results are latched. When a synthetic timing signal is applied, the latched contents are added by an adder 509, and a Walsh function number for applying a maximum value is judged by a maximum value judge circuit 51. Then, the judged result is fed back to the digital data receivers 2a-2d and the searcher receivers 1a-1d. At the searcher receivers and digital data receivers, the correlative value corresponding to the fed-back Walsh function number is selected and used as the processing signal of timing catch and timing follow-up.
Patent JP-H07213065-A (JP)
Title: Power-failure detection circuit
Inventor: SAGAWA KAZUO
IPC: H02M7/217
Filed: 1994-01-25
Abstract: PURPOSE:To simplify the condition judgement means of an input voltage by a method wherein the magnitude of the input voltage is compared with that of the output voltage from a recitfier circuit and the recitfier circuit is judged failed when the output voltage is higher than the output voltage. CONSTITUTION:An input voltage 1 and a voltage rectified by a rectifier circuit (PFC) 21 are input respectively to a comparator 40 via voltage dividers 35, 33. The comparator 40 judges the PFC 21 failed when the level of the input voltage 1 is higher than the output voltage from the PFC 21, and it sends out a failure detection signal to a DC/DC converter 22. In addition, even when a capacitor input rectifier circuit is used as the PFC 21, the failure can be detected when the voltage dividing ratio of the input voltage divider 35 is set at a value or higher in the voltage dividing ratio of the output voltage divider 32 for the PFC 21. Thereby, a power supply circuit in which the condition judgment of the input voltage is simplified and whose whole constitution is simple can be formed.
Patent JP-S58124690-A (JP)
Title: Multicolor thermal recording material
Inventor: NISHIYAMA HIROKO
IPC: B41M5/34
Filed: 1982-01-19
Abstract: PURPOSE:To provide a recording material free from texture halation or the like which is excellent in the separation of color by providing a multilayer thermal coloring layer comprising a lower layer employing an organic metal compound as developing agent and an upper layer employing organic acid and a phenol compound as developing agent on a supporting body. CONSTITUTION:A heat-sensitive coloring layer forming liquid made up of a colorless or light color leuco dye, an organic metal compound, a binder and the like is applied and dried on a supporting body to form a first heat-sensitive coloring layer. Then, a heat-sensitive coloring layer forming liquid comprising a leuco dye capable of developing color in the tone different from said leuco dye, organic acid (e.g. maleic acid) or phenol-affiliated compound (e.g. alpha-naphthol) and a binder is applied and dried on the first layer to form a second heat sensitive coloring layer.
Patent JP-H10209718-A (JP)
Title: Structure of microstrip transmission line board, circuit module and ultrahigh speed optical communication system
Inventor: TONOZUKA TAROU
IPC: H04B10/2507
Filed: 1997-01-17
Abstract: PROBLEM TO BE SOLVED: To reduce the effects of radiation of an electromagnetic wave, emitted from a ground conductor of a microstrip transmission line and of ground noise generated in the ground conductor. SOLUTION: A slit is made to a ground conductor which is provided to a rear side of a microstrip transmission line board, the area of the ground conductor is decreased to reduce radiation of an electromagnetic wave, and the ground conductor is divided corresponding to a plurality of high-speed digital circuits 41, 42, 43 which are components of the microstrip transmission line for obtaining a plurality of ground conductors 30-1, 30-2. Both the ground conductors 30-1, 30-2 are connected by an inductive element (or a low-pass filter) 50, so that propagation of a ground noise generated in the switching operation of the higher speed digital circuit 43 to the other high-speed digital circuits 41, 42 is reduced.
Patent JP-H04237824-A (JP)
Title: Device for variable exhausting timing
Inventor: TAKASU MINORU
IPC: F02D13/02
Filed: 1991-01-23
Abstract: PURPOSE:To adjust timing for exhausting in several steps by installing a plurality of springs of different spring constants in the proceeding/receding direction of an exhausting timing valve. CONSTITUTION:An exhausting timing valve 26 is arranged in the vicinity of an exhaust port 24 of an engine 20, and is provided in such a way that it can proceed or recede to the exhaust port. A working mechanism is connected to the exhausting timing valve 26, and either proceeding or receding movement of the exhausting timing valve 26 is carried out. The energization power is given to the exhausting timing valve 26 by a return spring unit 60, and the other movement of proceeding/receding movement of the exhausting timing valve 26 is carried out. A plurality of springs 62, 63 of different spring constants are installed in the proceeding/receding direction of the exhausting timing valve 26 in the return spring unit 60.
Patent JP-H07210712-A (JP)
Title: Automatic ticket examination device
Inventor: MATSUDA KEIJI
IPC: G07B15/00
Filed: 1994-01-25
Abstract: PURPOSE:To provide the automatic ticket examination device which enables the illegal use of a commutation ticket to be viewed. CONSTITUTION:This device is equipped with a read head 13 which reads magnetic information stored in the commutation ticket, a decision means 21 which decides the validity of the commutation ticket from the magnetic information read by the read means, a 1st printing means 21 which prints a date on the reverse surface of the commutation ticket at the time of an entry, and a 2nd printing means 21 which prints an exit mark on the date on the reverse surface of the commutation ticket at the time of exiting.
Patent JP-S58124295-A (JP)
Inventor: SHIYOUDA DAIZOU
IPC: B65H5/00
Filed: 1983-01-18
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-H05195014-A (JP)
Title: Method for hot-forging aluminum alloy powder
Inventor: AOKI TOSHIYUKI
IPC: B22F3/17
Filed: 1992-01-17
Abstract: PURPOSE:To hot-forge a solidified compact even with its internal center sufficiently densified by charging the green compact of an Al alloy powder in the forging chamber of a metallic mold and hot-forging the green compact while the chamber is evacuated. CONSTITUTION:An Al alloy powder is compressed in a mold to obtain the green compact, and the green compact 17 is charged into the forming chamber 16 of the main body 3 of a metallic mold 1. In this case, the mold, 1 is preheated to the hot-forging temp. about 350-550 deg.C below the m.p. by a heating coil 14. After the green compact 17 is heated to the forging temp., the green compact is hot-compacted between the protrusion 8 of a lower die 4 fixed to the main body 2 with a flange 7 by a screw 6 through a sealant 5 and a descending upper die 3. When the Al alloy powder is hot-forged in this way, the forming chamber 16 is evacuated to about 1/10 of atmospheric pressure through the through-hole 11 communicating with a gap 10 and an exhaust pipe 13. As a result, the air in the porous green compact 17 of the Al powder is removed, and the entire compact is uniformly densified.
Patent JP-H03211451-A (JP)
Title: Detection of hydrogen quantity in iron or steel
Inventor: SUZUKI SHIGERU
IPC: G01N27/04
Filed: 1990-01-16
Abstract: PURPOSE:To detect the quantity of the hydrogen absorbed by iron or steel by joining one end of V, Nb or Ta in a space formed in the iron or steel, thickening the hydrogen permeated in the iron or steel from a hydrogen infiltration atmosphere and measuring the change in electric resistivity. CONSTITUTION:The iron or steel 2 is welded to the iron or steel 1 to form the space and a hydrogen detecting metal 3 of high-purity V, Nb or Ta is joined to the iron or steel 2 in this space. Terminals 61 to 64 for measuring the electric resistivity are joined to the metal 3 and the holes in which the terminals 61 to 64 penetrate the iron or steel are hermetically sealed by insulating seals 51 to 54. The outer side of the iron or steel 2 is then exposed to the hydrogen infiltration atmosphere and the hydrogen is permeated through the joint surfaces. The hydrogen infiltering the metal 3 is thickened in the metal and the electric resistivity is changed. The change in this electric resistivity is measured, by which the hydrogen quantity is detected. The quantity of the hydrogen absorbed by the iron or steel is detected in this way.
Patent JP-H06212374-A (JP)
Title: Production of copper alloy material excellent in strength and bendability
Inventor: MIYATO MOTOHISA
IPC: H01B1/02
Filed: 1993-01-19
Abstract: PURPOSE:To produce a copper alloy material high in strength and good in electrical conductivity and bendability at a low cost by subjecting the coil material of a precipitation hardening type copper alloy to specified solution heat treatment, thereafter subjecting it to cold rolling and executing specified aging treatment. CONSTITUTION:The coil material of a precipitation hardening type copper alloy is held to 650 to 950 deg.C for 5sec to 5min and is subjected to solution heat treatment. At this time, tension applied to the coil material is held to <=80% to the high temp. proof stress of the coil in the treating temp. After that, the coil material is preferably subjected to rapid cooling from the heating temp. at >=10 deg.C/sec cooling rate. Next, this coil material is preferably subjected to cold rolling at <=50% draft. After that, this rolled stock is held to 350 to 550 deg.C for 5min to 5hr and is subjected to aging treatment. The precipitation hardening type copper alloy contains, e.g. by weight, 2 to 4% Ni, 0.5 to 1.0% Si, 0.1 to 1.0% Zn, 0.001 to 0.15% Al, 0.01 to 0.1% Mn and 0.001 to 0.1% Cr and contains, at need, 0.1 to 1.0% Sn, and in which the content of S as impurities is regulated to <=20ppm.
Patent JP-S60150667-A (JP)
Title: Solid-state image pickup device
Inventor: SATOU SHIGERU
IPC: H01L27/14
Filed: 1984-01-18
Abstract: PURPOSE:To seal a solid-state image pickup element hermetically by forming the peripheral region of a metallic frame on the optical window side in recessed structure. CONSTITUTION:A recessed section 12 is formed to a peripheral region on the optical window plate 9 side of a metallic frame 11, and fitted to an inner circumferential side wall in a metallic layer 6 on the package proper 11. Accordingly, the recessed section 12 functions as a mark when the optical window plate 9 is positioned to the package window plate 9, the optical window plate can be positioned precisely, and a chip 3 can be sealed completely by the optical window plate 9. Since the recessed section 12 is formed even through electric welding at a high temperature, strain and stress due to heat generated on sealing can be relaxed, the cracking of the optical window plate 9 is prevented, and yield can be improved.
Patent JP-H10207511-A (JP)
Title: Simple control device
Inventor: SAKOTA HIDEAKI
IPC: G05B19/05
Filed: 1997-01-17
Abstract: PROBLEM TO BE SOLVED: To provide a simple control device capable of saving user's programming labor, simplifying constitution and reducing manhour to be required for wiring work. SOLUTION: The simple control device consists of a control part 1 including a microcomputer 3 and an I/O part 2 including an output circuit 6 for outputting a control signal and an input circuit 7 for inputting a signal from an external sensor or switch. Fifteen control patterns are previously stored in an internal memory in the microcomputer 3 and one of these control patterns can be selected by a switch in a setting/displaying circuit 8. Since the microcomputer 3 outputs a control signal from the output circuit 6 in accordance with a selected control pattern and controls a controlled equipment, user's programming labor can be saved, the constitution can be simplified and manhour to be required for wiring work can be reduced.
Patent JP-S62170272-A (JP)
Inventor: JIYOOJI ADAMU OSEFUANISU
IPC: A63B69/36
Filed: 1986-01-16
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-S58122980-A (JP)
Title: Heat transfer equipment
Inventor: ISHIKAWA ATSUYUMI
IPC: F28D15/00
Filed: 1982-01-19
Abstract: PURPOSE:To reduce corrosion of equipment and supply heat to an object safely and compactly under stabilized conditions even at a high temp. involved in direct heating, by employing trifluoroethanol as liquid heat medium for heat transfer equipment. CONSTITUTION:A liquid heat medium consisting of trifluoroethanol with a water content of 15% or lower is vaporized by heating in a regenerator 1 and a liquid phase 11 and a gas phase 12 are formed on the inner wall and in the hollow portion of piping 5, respectively. The medium is made to move upward in a gas/ liquid phase through piping 5, sight glass part 2 and piping 6 until it is fed into a condensor 3, where the medium is cooled and condensed by cooling water running within a radiator 10. The medium is then circulated to regenerator 1 via piping 7, a storage tank 4 and piping 8. EFFECT:The liquid heat medium is nontoxic on human body and is nonexplosive and can be used for household room heating and hot water supply.
Patent JP-S54101147-A (JP)
Title: Thyristor device
Inventor: YAMAMOTO NORIO
IPC: G05F1/56
Filed: 1978-01-27
Abstract: PURPOSE: To improve the response characteristics of the thyristor in such a manner as to make the content of the gate control signal to be the newest result of calculation by collecting the output gate pulses of a pulse shifter in an OR circuit and resetting a current control means with the output of the OR circuit.  
     CONSTITUTION: A speed feedback signal S8 is obtained from a DC motor 10 and a current command signal S3 from a speed command S1, and the signal S3 and current feedback signal S7 are fed back to an amplifier 4. The difference is subjected to proportional integration in an operational amplifier 34. The resultant gate control signal S5 is coupled to a pulse shifter 5, which produces a gate pulse S6 coupled through a pulse transformer 6 to a thyristor 7 for controlling the current in the DC motor 10. At this time, when an analog switch 38 is rendered conductive with the output obtained from an OR circuit 13 collecting the gate pulses S6, a capacitor 35 is discharged to reset the output of the operational amplifier 34 to zero. In this way, the gate control signal S5 is always produced as the newest result of calculation, so that it is possible to increase the response characteristics of the thyristor. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H06212945-A (JP)
Title: Filter reprocessing apparatus for internal combustion engine
Inventor: MATSUMOTO TAKAHIRO
IPC: F02B3/06
Filed: 1993-01-20
Abstract: PURPOSE:To provide a filter reprocessing apparatus for catching particulates in exhaust gas from a diesel engine which heats and reprocesses the filter while a temperature of the filter being reprocessed for the particulates is low. CONSTITUTION:A filter reprocessing apparatus comprises a heating chamber 18 provided in an exhaust pipe 17 for discharging exhaust gas of an internal combustion engine 16, a filter 19 received in the heating chamber 18 to catch particulates contained in the exhaust gas, a micro-wave generating means 20 to generate the microwave for electrifying the heating chamber, an opening part 23 opened while the microwave generating means 20 is operated and communicating to the heating chamber to be opened and closed and a an exhaust bypass pipe 27 to bypass the exhaust gas from the exhaust pipe 17. The particulates caught by the filter 19 are reprocessed and burnt by utilizing the permeation of the microwave and gently burnt by air supplied through natural convection.
Patent JP-H09197429-A (JP)
Title: Liquid crystal display element
Inventor: OYAMA TAKESHI
IPC: G09F9/35
Filed: 1996-01-19
Abstract: PROBLEM TO BE SOLVED: To obtain a display element having high-speed responsiveness and wide visual field angle. SOLUTION: The electrodes 11, 12 (12a, 12b) of upper and lower substrates forming one pixel are formed to a shape obtd. by lining up plural fine stripe conductive parts 11a, 12a apart the spacings of non-conductor parts 11b, 12b and disposing the conductor parts 11a, 12a of the electrodes 11, 12 of the upper and lower substrates by shifting these parts from each other to form a diagonal electric field E in a liquid crystal layer 15 held by the electrodes 11, 12 by which the liquid crystal alignment in the plane direction of the substrates is controlled. Plural layers of such diagonal electric field forming liquid crystal layers 15 are superposed and arranged as guest-host liquid crystal layers including dichromatic dyes.
Patent JP-S62165262-A (JP)
Title: Memory management system of multiprocessor system
Inventor: MORI KUNIHIKO
IPC: G06F15/177
Filed: 1986-01-17
Abstract: PURPOSE:To improve the use efficiency of a memory space by providing a shared memory space which is so constituted that a part of plural memory spaces of the first type can be provided in a memory space of the second type. CONSTITUTION:A processor group 5 has private memory spaces 10-1 and 10-2, and a processor group 6 has private memory spaces 11-1 and 11-2 in positions symmetrical to that of the processor group 5. Each processor decodes an address to determine whether it should access a shared memory space 7 or private memory spaces 10-1, 10-2, 11-1, and 11-2. In this arrangement of the memory space 7, a processor group 5 shares memory spaces 13 and 14 of the shared memory space 7, and the processor group 6 shares memory spaces 12 and 13 of the shared memory space 7. Further, processor groups 5 and 6 share the memory space of the shared memory space 7 as the whole. Thus, a large mem ory space is taken and is maintained as a shared memory.
Patent JP-H055044-A (JP)
Title: Vibration-damping sheet
Inventor: YAMADA TOMOYOSHI
IPC: B32B15/08
Filed: 1991-01-25
Abstract: PURPOSE:To obtain a vibration-damping sheet having excellent vibration- damping performances and a low weight ratio by molding a composition prepared by blending a polymer component comprising a cross-linkable resin and a rubber component with a viscoelastic material, an orientative inorganic filler, a cross-linking agent and a blowing agent. CONSTITUTION:A composition obtained by blending (A) 100 pts.wt. polymer component comprising A1: 50-90wt.% cross-linkable resin (e.g. 1,2-polybutadiene) and A2: 10-50wt.% rubber component (e.g. natural rubber) with (B) 10-100 pts.wt. viscoelastic material, (C) 100-500 pts.wt. orientative inorganic filler (e.g. mica), (D) a cross-linking agent in an amount capable of making the component A into ebonite, e.g. 20-50 pts.wt. sulfur and (D) a blowing agent in an amount to give 1.5-5 times expansion ratio, e.g. 1-5 pts.wt. dinitrosopentamethylenetetramine together with an auxiliary (urea and derivative thereof) is blended by a kneader, extrusion molded to give a vibration-damping sheet. For example, the vibration-damping sheet 1 is set on a floor 3 of automobile, heated and softened into a vibration-damping sheet for automobile.
Patent JP-H06213464-A (JP)
Title: Electric heating and cooking device
Inventor: TERAGUCHI MASAYUKI
IPC: F24C7/06
Filed: 1993-01-20
Abstract: PURPOSE:To provide an electric heating and cooking device in which a new heat source is provided to improve a heating efficiency and thereby a cooking time is shortened. CONSTITUTION:There is provide an electric heating and cooking device in which each of heaters 7 and 8 for heating and cooking a cooked item 5 stored in it is arranged at an upper position and a lower position within a heating and cooking chamber storing the cooked item 5. At least lower heater member 8 is made such that an electric heating wire is wound around a thin plate-like heat resistant electrical insulation material and an upper surface of the thin plate heat-resistant electric insulation material is provided with a aluminum nitride base plate 13 having a high heat transfer characteristic on which the cooked item 5 is placed.
Patent JP-H05174195-A (JP)
Title: English character recognizing device
Inventor: YUSHIMO RYOICHI
IPC: G06K9/72
Filed: 1991-01-25
Abstract: PURPOSE:To shorten processing time in a processing circuit for a spelling check or the like by effectively ordering candidate character strings in the case of executing the spelling check. CONSTITUTION:This device is provided with a character recognition part 5 to output the plural candidate characters based on the graphical features of a character area, and a spelling check part 7 checks the candidate characters outputted from the character recognition part from the high order of word candidates while storing those characters for one word so as to calculate probability as the word by adding a corrected value calculated based on the product of recognizing accuracy for respective characters in respect to the combination and adjacent frequency for each statistically obtained character position.