baber/WOPTO huggingface dataset:
Patent JP-H0653577-A (JP)
Title: Variable wavelength solid state laser oscillator
Inventor: KOBAYASHI TAKAMICHI
IPC: H01S3/08
Filed: 1992-07-27
Abstract: PURPOSE:To amplify an ultrashort pulse laser light with a single laser medium and to efficiently generate the laser light having a high peak light intensity by exciting a variable wavelength solid state laser medium by using both a continuous wave laser light and a Q switch laser light. CONSTITUTION:Continuous wave laser light 2 and Q switch laser light 3 are disposed as an exciting light source of a laser medium 1, and a resonator is formed of two or more reflecting mirrors 6, 7, 8, 9 in such a manner that the resonator has a mode locking oscillating function. Dichroic reflecting mirrors 5, 6 having high transmittance for an exciting light and high reflectivity for an oscillation light are provide at two or more of reflecting mirrors for constituting the resonator, and a variable wavelength solid state laser oscillator for introducing it to both end faces of the medium through the mirrors 5, 6 is formed.
Patent JP-S6374235-A (JP)
Title: Spread spectrum communication system
Inventor: YOSHIHARA KATSUSHI
IPC: H04B1/7085
Filed: 1986-09-17
Abstract: PURPOSE:To prevent mis-synchronization of a demodulation section due to correlation between channels by using two waves whose transmission frequencies are apart by a fine frequency DELTAf and corresponding the worst combination of the correlation to each wave. CONSTITUTION:Plural transmission stations sending a data to one receiving station 103 is divided into transmission station groups 101 and 102. Then the transmission station group 101 uses a frequency f1 as an IF of an IF local oscillator 6 and the transmission station group 102 uses a frequency f2 apart from the frequency f12 by the fine frequency DELTAf. The number of channels of this system is 60 and number of combinations where the worst correlation appears is 30 in pairs. Then they are divided into two as 1st and 2nd groups, the transmission station group 101 is assigned to the 1st group, and the transmission station group 102 is assigned to the 2nd group.
Patent JP-H0880919-A (JP)
Title: Method of packing article
Inventor: TAKASE YUKIO
IPC: B65B61/10
Filed: 1994-09-13
Abstract: PURPOSE: To form a bag body by fusing between articles in a long resin film folded into two and also increase the packing efficiency of articles by continuously transferring the material film when the article is packed. CONSTITUTION: A article 3 is inserted in a raw material film 2 while transferring the article to the transfer direction of (A) of the film 2 at the same speed with the transfer speed V1 of the raw material film 2 folded into two. A fusing means 6 is used to cut the raw material film 2 while transferring the fusing means 6 in the transfer direction (A) of the film 2 at the same speed as the transfer speed V1 of the raw material film 2.
Patent JP-2000054541-A (JP)
Title: Floor panel settlement structure
Inventor: TSUKAMOTO SHIGERU
IPC: E04B5/02
Filed: 1998-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a floor panel settlement structure capable of setting the height position of the lower face of an upward floor panel at the height position of the integer times of a reference size from a reference position without setting adjustment material on a downward floor panel. SOLUTION: A lower structure 10 is set so that an upper and lower distance between the upper face and a reference position set downward of the lower structure 10 is length of the integer times of a prescribed reference size, the edge part of a downward floor panel 2 is directly set on the substantial half of the upper face of the lower structure 10 and the edge part of an upward floor panel 1 is set on the remaining half of the upper face of the lower structure 10 through an adjustment member 11. The upper and lower length of the adjustment member 11 is set so that an upper and lower distance between the lower face of the upward floor panel 1 and the reference position S is length of the integer times of the reference size.
Patent JP-H04102201-A (JP)
Title: Magnetic disk device
Inventor: URABE MASAYUKI
IPC: G06F9/445
Filed: 1990-08-21
Abstract: PURPOSE:To quickly start a system by providing a pre-reading function for start-up information to be transferred to the buffer memory of a magnetic disk device by reading out the start-up information from the specific area of a magnetic disk in which the start-up information of the system is stored when performing the start-up processing of the system. CONSTITUTION:When a power source is applied, a CPU 1 starts up the rotation of the magnetic disk, and when the rotation of the magnetic disk is started, the CPU 1 reads out a pre-reading address and the number of the pre-reading sectors from a system area. Thence, the CPU 1 reads out the storage content of the pre-reading address i.e. the start-up information based on a read out pre-reading address, etc., and transfers and stores it in a read/write buffer area. After the transfer processing of the start-up information is completed, the CPU 1 sends out a ready status signal to a host computer 5, and also, awaits interruption from the host computer 5.
Patent JP-2000056855-A (JP)
Title: Connection device
Inventor: SUGASAWA HIROYUKI
IPC: G06F1/16
Filed: 1998-08-03
Abstract: PROBLEM TO BE SOLVED: To improve the insertion property into a reception connector by pivoting a first case holding a connector in a first direction with a second case and pivoting the second case with a third case in a second direction orthogonal with the first direction. SOLUTION: A first case 15 holds a connector 12 so that it surrounds it. A pair of first axes 17 are formed in a first direction XX. The first axes 17 formed in the first case 15 are inserted into first grooves 22 formed in a second case 20. The first base 15 is pivoted by the second case 20 in the first direction XX. Second grooves 26 are formed on the upper face and the base of the inner side of a third case 24 along a third direction ZZ. A second axis formed in the second case 20 is inserted into the second groove 26 and the second case 20 is pivoted by the third case 24 in a second direction YY. Thus, the connection unit 12 is easily inserted into a reception connector.
Patent JP-H1163471-A (JP)
Title: Coal burning boiler facility
Inventor: AKAZAWA YOSHIHIRO
IPC: F23L15/00
Filed: 1997-08-14
Abstract: PROBLEM TO BE SOLVED: To surely prevent the ignition of fine slack coal while it reaches a boiler furnace from a fine slack mill, by heating a part of exhaust gas with a duct burner, and mixing air at normal temperature, and feeding it as carry gas of fine slack coal to the fine slack coal mill. SOLUTION: This facility is equipped with a branch line 17 which shunts a part of the exhaust gas 2 having passed an air preheater 5 from a dust collector 6 and leads it as fine slack carrier gas 2' to a fine slack coal mill 13, and a mixed air line 18 which joins the middle of the exhaust gas shunt line 17 and mixes, as combustion air, a part of the air 11 to the air preheater 5 into the said one part of the exhaust gas having passed the air preheater. A part of the exhaust gas at high temperature from the air preheater 5 is heated by the indispensable minimum heating of a duct burner 24, and a slight quantity of air at normal temperature is mixed in it, and it is supplied as fine slack coal carry gas 2' to a fine slack coal mill 13.  Hereby, it becomes possible to use carry gas low in oxygen concentration as the substitute of the carry air, and the ignition of the fine slack coal while it reaches the boiler furnace 1 from the fine slack coal mill 13 can be prevented without fail.
Patent JP-H04102131-A (JP)
Title: Data processing circuit
Inventor: MORI MASARU
IPC: G06F11/34
Filed: 1990-08-21
Abstract: PURPOSE:To shorten time required for detecting a state change in a CPU by comparing a serial monitor frame data with a prescribed state decision data, detecting the presence / absence of the state change according to coincidence / noncoincidence and fetching only the monitor frame data having the state change into the CPU. CONSTITUTION:According to a receiving clock, a counter 1 generates the read address signal of a memory 2, and the state decision data decided in advance to be a base is successively outputted from the memory 2 to a comparison part 3. In the comparison part 3, the state decision data is compared with the received serial monitor frame data and in the case of noncoincidence, a state change detection signal is outputted to show the presence of the state change. In a CPU 4 receiving this state change detection signal, it is possible by fetching the monitor frame data and processing it to analyze the condition of the state change on the side of transmitting the data or to report the contents of the state change to another device and so on. Thus, time for detecting the state change in the CPU 4 is shortened.
Patent JP-S6475393-A (JP)
Title: Disconnector for escalator
Inventor: NAABIRU KOTOKATA
IPC: B66B29/00
Filed: 1988-09-01
Abstract: PURPOSE: To turn escalators off during response to a light beam by providing the side plate of each tread with at least one cutting part through which the light beam can pass when the tread passes near a light bar generator. CONSTITUTION: In an area in front of a curved transition part 3.4 in front of or below a curved transition part 3.5 above the inclined part 3.3 of a tread belt 3, light bar generators 8, 9 installed on a handrail supporting part base 2 are monitored by an electronic evaluation circuit. When the tread belt 3 of an up escalator passes near the upper light bar generator 8 or when the tread belt 3 of a down escalator passes near the lower light bar generator 9, periodically sensed intervals between light and shade are evaluated by comparing the intervals with a corresponding pattern of light and shade which is stored with respect to normal operation. If changes appear in the intervals or the pattern, the escalators are immediately turned off and stopped by normal operation brakes.
Patent JP-H1059760-A (JP)
Title: Spray material and spraying method using the same
Inventor: ARAKI AKITOSHI
IPC: E02D17/20
Filed: 1996-08-21
Abstract: PROBLEM TO BE SOLVED: To obtain a stable spray material having good initial strength and long-term strength and also to provide a spraying method using the spray material. SOLUTION: In this spraying method, a spray material which contains cement mortal consisting essentially of cement and gypsum and a quick setting agent consisting essentially of calcium aluminate and gypsum, is used. At this time, optionally, an alkali aluminate or alkali carbonate is further added to the quick setting agent, and also, an admixture(s) selected from setting retarders, setting accelerators, water-reducing agents, superfine powders and fibrous materials is further added to the spray material.
Patent JP-S61144234-A (JP)
Title: Manufacture of cast rotor
Inventor: AIGA TOSHIRO
IPC: B22C9/22
Filed: 1985-10-02
Abstract: PURPOSE:To improve moldability, mold strength, and collapsibility by forming a water-soluble core for a cast rotor provided with an air duct of aggregate, potassium carbonate as the 1st binder, and barium carbonate or sodium silicate as the 2nd binder. CONSTITUTION:The water-soluble core 1 fit for iron core plates 4 is formed of a mixture of sand aggregate, potassium carbonate as the 1st binder, and barium carbonate or sodium silicate as the 2nd binder. The iron core plates 4 are stacked up using a jig 6 as a guide before the core 1 is positioned so that through holes 2 communicates hole of the iron core plates 4. Laminating the iron core plates 4 and setting the core 1 are repeated. An iron core block 5 consisting of the laminated steel core plates 4 and the core 1 is compressed and fixed by a jig 6a and is set in a metal mold 7. Molding cavities 2, 8, and 9 are filled with a molten conductive metal. The core 1 is washed and removed from a formed surfaces. The method manufactures cast rotors which use the water-soluble core having an excellent moldability, mold strength, and collapsibility.
Patent JP-H0886333-A (JP)
Title: Flywheel device for internal combustion engine
Inventor: FUJIMOTO HIROYA
IPC: F16F15/315
Filed: 1994-09-14
Abstract: PURPOSE: To reduce the number of part intems and man-hours of assembly of a flywheel device for an internal combustion engine. CONSTITUTION: A flywheel main body 11 is connected to a crank shaft 12 by means of a bolt 13. The fastening portions are plurally set in a circumferential direction around a center axis of the crankshaft 12. A bolt through-hole is formed on a body having a substantially U-shaped section (an elastic body) provided on a circular member 14. Elastic bodies are arranged at the respective fastening portions, and fastened by the bolts 13. The connection of the flywheel main body 11, the elastic bodies, and the crankshaft 12 is carried out with only one kind of bolts 13 arranged on the same circumference. It is thus possible to reduce the number of part items, man-hours of bolt fastening, and simplify assembly operation.
Patent JP-2001050304-A (JP)
Title: Coupling
Inventor: HIROTA ISAO
IPC: F16D27/115
Filed: 1999-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a coupling with simple structure capable of fastening with sufficiently enlarging attraction by a controlling electromagnet. SOLUTION: This coupling is provided with a rotating case 5, a shaft 7 supported by an axial center part of the rotating case 5 so as to be relatively rotatable, a clutch 9 placed between both members 5, 7, an armature 17 connected to an end plate 19 of the rotating case 5 at one side through a coned disc spring 37, an electromagnet 11 opposingly placed at the other side of the armature 17, a pressure plate 33 placed at one side of the clutch 9 for pressing the clutch 9 to fasten, and a swinging lever mechanism 8 enlarging attraction of the electromagnet 11 to transmit to the pressure plate 33 when the electromagnet 11 attracts the armature 17 against restoring force of the coned disc spring 37.
Patent JP-H0385345-A (JP)
Title: Transitional fuel compensation
Inventor: KAJITANI KATSUYUKI
IPC: F02D41/34
Filed: 1989-08-27
Abstract: PURPOSE:To improve transitional driving property in a condition where reference injection time is compensated by a coefficient of transitional air fuel ratio compensation, by determining the coefficient based on the variation of intake air quantity at the time of transitional phase of an engine. CONSTITUTION:An electronic controller 4 by which a fuel injection valve 3 installed on an intake tube 2 is controlled based on the information from each sensor and so on, calculates the amount of reference injection based on an engine rotation signal (b) by a crank angle sensor 10 and on an intake pressure signal (c) by a pressure sensor 11. At the transitional state such as the engine acceleration, the amount of intake air at the time of fuel injection by one rotation prior to the last is subtracted from the last intake air amount so as to determine the variation of the amount of intake air, which is multiplied by a predetermined coefficient determined according to the warming condition, so as to determine a coefficient of transitional air fuel ratio compensation. The amount of reference injection is compensated by the coefficient of transitional air fuel ratio compensation and so on, so as to determine the amount of fuel injection.
Patent JP-H0949097-A (JP)
Title: Electric zinc-nickel alloy plating liquid and production of plated steel sheet
Inventor: NAKAKOUJI NAOMASA
IPC: C25D3/56
Filed: 1995-08-29
Abstract: PROBLEM TO BE SOLVED: To suppress the needle-like stains of the plated surface of a plated steel sheet to be produced and the burn at the edges of the steel sheet by incorporating specific nonionic surfactants and a comp. having lone pairs at specified amount into an electric zinc-nickel alloy plating liquid. SOLUTION: Polyethylene glycol having a mol.wt. of 400 to 800 is incorporated at 0.01 to 1.0g/l as the nonionic surfactant and at least one kind selected from a group consisting of nicotinic acid, urea, thiourea, nicotinamide, thioglycolic acid and sodium thiosulfate at 0.001 to 1.0g/l as the compd. having the lone pairs into the electric zinc-nickel alloy plating liquid composed mainly of zinc chloride, nickel chloride and potassium chloride. Further, org. compds., such as fumaric acid and maleic acid, contg. inter-carbon double bonds are incorporated at about 0.01 to 1.0g/l therein at need. The steel sheet is electroplated at about 40 to 70 deg.C and electric density of about 50 to 150A/dm<2> by using such plating liquid.
Patent JP-S6463177-A (JP)
Title: Image forming device
Inventor: KITANI YUKITOSHI
IPC: G03G21/00
Filed: 1987-09-04
Abstract: PURPOSE:To store error data in an image forming device, by providing a nonvolatile storage means, a storage controlling means for controlling the storage means to store the error data generated in the device, and printing controlling means for printing the data stored in the storage means by the storage controlling means. CONSTITUTION:When error data (inclusive of maintenance data) is detected, a CPU 22 in an engine driver PCB 17 so operates that a count in a storage part for the total number of prints in a nonvolatile memory 20, which is previously counted, the date and time of the occurrence of an error based on data supplied from a calendar IC 21 and the temperature and humidity at the time of the error are stored into the memory 20 together with the error data generated. When a user or the like desires to check the history of maintenance of the machine end the error status of the machine, a request for printing necessary data is sent to a controller PCB 18 from a host computer 19 or a display control part 26, upon which the PCB 18 fetches the necessary data from the memory 20, and prints the data.
Patent JP-2001045272-A (JP)
Title: Image forming device capable of constituting network system, image formation system, its method, and storage medium
Inventor: AIBA YOSHINOBU
IPC: G06F21/10
Filed: 1999-08-03
Abstract: PROBLEM TO BE SOLVED: To prevent data from being illegally used at the time of transmitting/ receiving data between respective picture processors connected to a network. SOLUTION: A 1st image forming device is provided with plural information adding means 431 to 43n for adding specific information to picture data to be transmitted to a device terminal equipment 10 through a network 101 and a plural information selection means 42 for selecting either one of the means 431 to 43n in accordance with the picture data at the time of transmitting the picture data through the network 101 and adding prescribed specific information to the picture data by the selected information adding means. Thus the security of data on the network 101 and the copyright of a data writer can be surely protected by tracing the distribution details of the picture data.
Patent JP-S61102165-A (JP)
Title: Gate drive circuit of static induction type transistor
Inventor: SHIMIZU TOSHIHISA
IPC: H02M1/08
Filed: 1984-10-22
Abstract: PURPOSE:To obtain a reliable OFF operation by connecting a constant-voltage diode between the gate and the source of a static induction type transistor, and further connecting a reactor with wirings between a drive power source of the transistor, the gate and the source. CONSTITUTION:A constant-voltage diode 50 is connected between the gate and the source of a static induction transistor 10, and a reactor 52 is connected in series with the bias circuit of the transistor 10. A reverse bias charging between the gate and the source and the excitation of the reactor 52 are simultaneously performed when the transistor 10 is turned OFF, a current is circulated through the diode 50 after the reverse bias charging to cancel the current by dv/dt, thereby stabilizing the reverse bias voltage.
Patent JP-S6199145-A (JP)
Title: Magnetic color toner
Inventor: SHIMAMURA MASAYOSHI
IPC: G03G9/083
Filed: 1984-10-22
Abstract: PURPOSE:To enhance image density and to lower fog by incorporating a magnetic powder having a BET specific surface area of 0.3-6m<2>/g measured by nitrogen adsorption, titanium white to which its surface is treated with SiO2, and a binder resin to prepare a magnetic toner. CONSTITUTION:The magnetic color toner is prepared by heat sintering 0.3-1.0mum sized Fe2O3 to 1,000-1,100 deg.C and mechanically pulverizing it to obtain a magnetic powder having a BET specific surface area of 0.3-6m<2>/g measured by nitrogen adsorption, on the other hand, adding the proper amt. of silica sand specified in particle size into the aq. dispersion of TiO2 to be used as the base, then, treating them hydrothermally in an autoclave at 150-200 deg.C, surface treating them with SiO2 to obtain the titanium white, well kneading these magnetic powder and the titanium white with the binder resin, and finally, mechanically pulverizing and classifying the mixture.
Patent JP-H0563291-A (JP)
Title: Semiconductor laser device
Inventor: OKAJIMA MASASUE
IPC: H01S5/223
Filed: 1991-08-30
Abstract: PURPOSE:To operate even at a high temperature and to improve a usable maximum light output by providing a lattice mismatching active layer having larger lattice constant than that of a compound semiconductor substrate and at least one clad layer having a lattice constant smaller than that of the active layer in a double hetero structure. CONSTITUTION:A double hetero structure 1 formed on a GaAs substrate 10 has an In1-y(Ga1-xAsx)y series active layer 13 for confining light and carrier, and clad layers 13, 14 each having a band gap larger than that of the layer 12 and different conductivity types. The layer 12 contains a composition having a lattice constant larger by 0.5 to 2.0% than that of the substrate 10. A clad layer 15 having a lattice constant smaller by 0.2 to 2.0% than that of GaAs is provided on a part in contact with the layer 2 of the one of the layers 13, 14. Thus, it can be operated even at a high temperature, and improve its usable maximum light output.
Patent JP-2000052175-A (JP)
Title: Clamping device for crankshaft
Inventor: KAWAI KAZUNORI
IPC: B23Q3/18
Filed: 1998-08-04
Abstract: PROBLEM TO BE SOLVED: To facilitate the fixing of a crankshaft and posture correction by a simple structure and to effectively use a space. SOLUTION: A clamping device is provided with a cylinder portion 16 for rotating a clamp arm 20 under linking operations performed by first linking members 44a and 44b connected to the clamp arm 20, and a tilting member 48 for tilting a crankshaft engaged with a work engaging portion 64 by a specified angle in a circumferential direction by being linked with the rotation of the cramp arm 20 under a linking operation performed by a second linking member 50 connected to the clamp arm 20.
Patent JP-S6462728-A (JP)
Title: Mutual reference system for program external name
Inventor: MUROFUSHI HIROSHI
IPC: G06F9/45
Filed: 1987-09-03
Abstract: PURPOSE:To generate a program external name mutual reference list in a short time, and to prevent an error beforehand, by retrieving and processing all program modules of a compile unit related to the processing. CONSTITUTION:By retrieving all program modules in a compile unit library stored in a magnetic disk device 1, external name information to be defined or referred to between each program module is extracted from in each program module. Subsequently, the extracted external name information is accumulated temporarily, this temporarily accumulated external name information is classified, an overlap redundant data is deleted, and an external name mutual reference list 10 is edited and outputted. In such a way, the program external name mutual reference list is generated in a short time, all the program modules are understood surely, whether an overlap definition of the program external name exists or not, and a double defined module are understood quickly, and an error can be prevented beforehand.