baber/WOPTO huggingface dataset:
Patent JP-H0325044-A (JP)
Title: Seal device for fork lift truck
Inventor: SUZUKI YASUTAKA
IPC: B66F9/075
Filed: 1989-06-22
Abstract: PURPOSE:To protect electric parts by providing vent holes on a sealing plate provided between a seal part and a hood, in the neighborhood of the hood, radiating heat in a counterweight, and keeping a shut-up condition against wind and rain, and dust. CONSTITUTION:A seal device is composed of a seal part 32 contacted with a counterweight 2 and a sealing plate 31 provided between a hood 1 and the seal part. A plurality of vent holes 310 provided on the upper end part of the sealing plate 31 are formed into nearly rectangle and arranged at regular intervals in the neighborhood of the contacted part between the sealing plate 31 and the hood 1. A hollow seal part 320 is arranged on the position contacting with the upward face of the counterweight 2, in the closed condition of the hood 1. Hence, in the closed condition of the hood, invasion of wind and rain, and dust can be prevented. Electric parts 21 such as a motor are received inside the counterweight 2.
Patent JP-S6142242-A (JP)
Title: Machining method of stator for stepping motor
Inventor: YAMAUCHI AKIRA
IPC: H02K15/02
Filed: 1984-07-31
Abstract: PURPOSE:To enhance the product accuracy of a punch and to improve the durability of the cutting edge of the punch by forming the profile lines of tongue pieces at every other pieces when punching many pieces at a stator, and forming and punching the profile lines of the pieces therebetween. CONSTITUTION:When many tongue pieces 3 are punched and formed at the center of a material 1 to form the stator for a stepping motor, first slit machining for forming slits 4a by a punch to become a profile line at every other pieces 3 is executed. Then, second slit machining for forming slits 4b to become the profile line of the pieces 3 disposed therebetween by the punch, thereby punching the center by continuing the slits 4a, 4b. Thus, since the thickness of the punch can be increased even when fine pieces 3 are formed, the product accuracy of the punch can be improved, and the durability of the cutting edge of the punch can be improved.
Patent JP-S6052829-A (JP)
Title: Photometric circuit for flash photography
Inventor: KATAOKA HIROYUKI
IPC: G03B15/05
Filed: 1983-09-01
Abstract: PURPOSE:To perform daylight synchronous photographing which is adequate in the case of under rear light, etc. by discriminating the luminance level of external light, controlling the daylight synchronous photographing only when the luminance is bright and performing dimming flash photographing at the aperture value corresponding to an object distance under the low luminance. CONSTITUTION:A photodetector 1 which detects the light reflected from an object by preliminarily emitted light, integrating circuits 2, 53 which integrate the output from said photodetector for prescribed time and aperture determining circuits 4, 5, 6, 7 which determine the aperture for dimming type flash photographing in accordance with the outputs from said circuits are provided. A switching means SW2 which selects and transmits the output from the photodetector corresponding to the luminance of incident light or the above-described aperture determining circuits in place of the outputs from the integrating circuits indicating the output from the photodetector integrated when the outputs from the circuits exceet a prescribed level is provided. The daylight synchronous control is thus performed only in the stage of the high luminance when the daylight synchronous control is thus performed only in the stage of the high luminance when the daylight synchronous photographing is necessary.
Patent JP-H107626-A (JP)
Title: Ring alkylation of n-alkyl aromatic amine
Inventor: NAKAJIMA MASANORI
IPC: C07C211/48
Filed: 1996-06-21
Abstract: PROBLEM TO BE SOLVED: To provide a method for carry out ring alkylation of the subject compound to a ring-alkylated aromatic amine in high para selectivity by reacting an N-alkyl aromatic amine with an olefin or an alcohol in the presence of a specific catalyst. SOLUTION: (B) An N-alkyl aromatic amine (e.g. whose alkyl group is 1-7C) is reacted with (C) an alkylating agent (e.g. 1-7C alkylating agent) which is an olefin or an alcohol in the presence of (A) a catalyst containing a zeolite such as pentasil type, mordenite, beta type or faujasite. Furthermore, the reaction is carried out in 0.1-10 molar ratio of the components B/C at 200-400 deg.C at 0.01-10hr<-1> weight space velocity in a liquid phase.
Patent JP-H07172890-A (JP)
Title: Cement admixture and slurry-like concrete containing the admixture
Inventor: TOHORI ETSUO
IPC: C04B24/38
Filed: 1994-07-13
Abstract: PURPOSE:To provide a cement admixture capable of imparting excellent fluidity and aggregate separation resistance to prevent the generation of aggregate separation to concrete and a slurry-like concrete containing the admixture and having excellent properties. CONSTITUTION:The cement admixture contains a polystyrene sulfonate and a cellulose derivative having hydroxyl group as essential components and the slurry-like concrete >=22cm in slump by JIS-A-1101 containing the cement admixture are provided.
Patent JP-S5863128-A (JP)
Title: Manufacture of thin film semiconductor
Inventor: YAMANAKA KAZU
IPC: H01L21/203
Filed: 1981-10-09
Abstract: PURPOSE:To simply and continuously obtain the titled thin film semiconductor of high quality as well as to enable to easily form them into a large area by a method wherein, in the case of the thin film semiconductors to be used for photoelectromotive elements, a germanium ion and a specific gas ion are collided with an electrode substrate under the condition of high vacuum by applying high emergy. CONSTITUTION:Polycrystalline germanium is fed to the crucible 141 of an electron beam evaporating source 14, and then air is exhausted from an air exhaust port 13 by a device on the exhaust system. When the degree of vacuum has been stabilized, one of hydrogen gas, the mixed gas of hydrogen and diborane and the mixed gas of hydrogen and phosphine is introduced from a gas introducing pipe 16 by adjusting valves 26-29 in such a manner that the partial pressure thereof will become in the range of 8X10<-4>Torr. to 1X10<-5>Torr.  High energy is given to an ion by applying negative DC high voltage to a substrate holder 18 from a power source 22, the ion is incidented on the surface of  an electrode substrate 19, and through these procedures the amorphous germanium thin film, which is a thin film semiconductor, can be formed.
Patent JP-H0327071-A (JP)
Title: Magnetic brush developing device
Inventor: NISHIMURA YUJI
IPC: G03G15/09
Filed: 1989-06-23
Abstract: PURPOSE:To prevent the blocking of developer from occurring, to stablize an electrostatic charging quantity and to stabilize printing density by providing a rotating magnetic body to a magnetic roll rotating type sleeve with the aid of making a space. CONSTITUTION:The rotating magnetic body 5 is rotated by the action of the alternating magnetic force of the magnetic roll rotating type sleeve 3 and the alternating magnetic force of the magnetic body 5. By a mixer 8, toner is fed to a developer bank 10 and stirred. The developer is partitioned by a carrier blade 6 and the fixed quantity thereof is fed to the gap between the sleeve 3 and the magnetic body 5. By an AC voltage which is impressed on the gap and whose phase is shifted by one half, the toner is electrostatically charged. Besides, since a carrier is separated by the difference of the magnetic force between them, the developer is electrostatically charged preliminarily by the AC voltage and the separation of the carrier. The developer is regulated by a doctor blade 4 at a part for printing and electrostatically charged to a developing point 11 on the surface of the sleeve 3. On the other hand, it is electrostatically charged on the surface of the magnetic body 5 at a part for collecting and dropped in the bank 10 in high electrostatic charging by a cleaner blade 7. Since the developer is forcibly stirred near the blade 4, the blocking is prevented from occurring and the electrostatic charge quantity of the whole developer is stabilized. Besides, the printing density is stabilized.
Patent JP-2000343366-A (JP)
Title: Tool holder
Inventor: NAKAGAWA HIROO
IPC: B23Q3/12
Filed: 1999-06-08
Abstract: PROBLEM TO BE SOLVED: To make a tapered part and the end face of a flange part abut on a spindle simultaneously and to enable high accurate alignment and retention of high rigidity by providing a circumferential groove with the inner and outer peripheral reference planess left undone in a flange part end face abutting on the tip end face of the spindle. SOLUTION: In this tool holder 5, a tapered part 5a inserted in a tapered hole of a cap body fastened to the front end face of a spindle of a machine tool and a flange part 5b abutting on the front end face of the cap body are formed. In the flange part end face 5c, an annular groove 53 is concentrically formed with the inner peripheral reference plane 54 and an outer peripheral reference plane 55 abutting to the front end face of the cap body fastened to the tip end face of the spindle left undone. Even if chips or the like are caught in mounting a tool on the spindle, the chips enter the annular groove 53 so that deposition like welding is prevented to surely made the inner peripheral and outer peripheral reference planes abut on the tip end face of the spindle.
Patent JP-H105482-A (JP)
Title: Washing machine
Inventor: IKEDA HIROSHI
IPC: D06F39/00
Filed: 1996-06-21
Abstract: PROBLEM TO BE SOLVED: To attain size reduction and weight reduction in a control unit by constituting a DC constant voltage power source circuit of an AC/DC converter and a voltage converting circuit, and connecting Tl terminals of TRIACs by making common use of one power source terminal of an AC power source and plus side output of the DC constant voltage power source circuit. SOLUTION: A DC constant voltage power source circuit 37 is composed of an AC/DC converter 38 which has diodes 40 and 41 and a smoothing capacitor 42 and converts an AC power source 36 into a direct current and a voltage converting circuit 39 composed of a hybrid IC to convert this DC output into low pressure constant voltage. Therefore, a stepdown transformer is obviated, and size reduction and weight reduction can be attained. Common use of one power source terminal 36a of the AC power source 36 and plus side output of the DC constant voltage power source circuit 37 is made, and this is constituted so that Tl terminals of respective TRIACs 60 to 63 is are connected to one power source terminal 36a, and since a gate trigger signal is set negative, and operation of the TRIACs 60 to 63 is guaranteed, and the circuit constitution can also be simplified.
Patent JP-H0327560-A (JP)
Title: Microwave integrated circuit package
Inventor: KATO HARUHIKO
IPC: H01L23/12
Filed: 1989-06-23
Abstract: PURPOSE:To obtain a pack effect of a package easily and in a structure which can be produced easily by molding in one piece a signal conductor piece for connecting externally and a grounding conductor piece being extended in parallel each other on a common plane. CONSTITUTION:Grounding conductor pieces G1 and G2 for connecting externally are fixed and placed on a part g0 for mounting a microwave IC chip M, signal conductor pieces C1 and C2 for connecting externally are connected to signal conductor layers m1 and m2 for connecting externally through leads L1 and L2 respectively, and the title item can be molded in one piece by a molding member D while signal conductor pieces C1 and C2 and the grounding conductor pieces G1 and G2 are being extended on a common plane. This configuration allows pack effect of a package to be obtained easily and in a structure which can be produced easily.
Patent JP-H11348736-A (JP)
Title: Mirror with wiper for vehicle
Inventor: ONUKI HIROYASU
IPC: B60S1/60
Filed: 1998-06-10
Abstract: PROBLEM TO BE SOLVED: To provide a mirror with a wiper for vehicle that can reduce working costs and parts costs and can facilitate assembling work. SOLUTION: A wiper driving source is built in an electric unit case 21 attached to a mirror housing, a mirror holder base 22 to which a link case 22c for holding a wiper driving link unit 25 is integrally formed is held by the electric unit case 21, a mirror holder 23 is held by the mirror holder base 22, and the surface of a mirror body 24 is wiped by a wiper 25 whose one end 26a is held by the wiper driving link unit 25.
Patent JP-H11346773-A (JP)
Title: Mads box gene encoding transcriptional regulatory factor
Inventor: KOBAYASHI HITOSHI
IPC: C12R1/91
Filed: 1998-06-10
Abstract: PROBLEM TO BE SOLVED: To obtain the subject new gene encoding a protein having a specific amino acid sequence and having transcriptional activity for the gene involved in organ differentiation of flowers and capable e.g. of regulating the time of formation of buds and flowers in plants and diversifying the time of flowering and height of plant by its introduction into plants. SOLUTION: This gene is a new MADS box gene encoding a protein having an amino acid sequence shown by the formula or an amino acid sequence wherein at least one is (are) deleted, substituted or added in the amino acid sequence shown by the formula and having transcriptional activity for the gene involved in organ differentiation of flowers, and by its introduction into the same or different kinds of plant, is useful for breeding plants, such as regulation of the time of formation of buds and flowers in the plants and diversification of the time of flowering and the height of the plants. The gene is obtained by preparing a cDNA library using mRNA derived from the petals of a gentian, synthesizing an oligonucleotide corresponding with two sites of the code region of the objective gene and conducting PCR technique using the oligonucleotide as a primer.
Patent JP-H0912613-A (JP)
Title: Production of water-absorbing resin
Inventor: ITO KIICHI
IPC: C08F291/00
Filed: 1995-06-28
Abstract: PURPOSE: To obtain a water-absorbing resin in the form of beads of a large particle diameter by subjecting an aqueous solution of a water-soluble ethylenically unsaturated monomer to reversed phase suspension polymerization, adding the aqueous monomer solution and a specified surfactant to the system and subjecting the entire mixture to additional reversed phase suspension polymerization. CONSTITUTION: A water-soluble ethylenically unsaturated monomer (A) is subjected to 1st water-in-oil reversed phase suspension polymerization in the presence of an emulsifier (B) and optionally a crosslinking agent in a hydrophobic organic solvent (C). A nonionic or anionic surfactant having an HLB higher than that of the component B and equal to or higher than 7 and an additional amount of the component A are added to the polymerization system and allowed to be absorbed by the water-containing polymer gel particles formed in the 1st stage, and subjecting the entire mixture to additional reversed phase suspension polymerization. This operation is repeated at least once to obtain a water-absorbing resin. According to this process, a water- absorbing resin in the form of beads of a large particle diameter can be obtained at good efficiency of granulation.  The component A used is for example (meth) acrylamide, and the component B used is for example sorbitan fatty acid ester.
Patent JP-H0394483-A (JP)
Title: Cryostat having cooling means
Inventor: SAHO NORIHIDE
IPC: H01L39/04
Filed: 1990-06-20
Abstract: PURPOSE:To resume a function in a short time after the exchange of a refrigerator by partitioning a vacuum vessel into a first vacuum chamber with a built-in low-temperature vessel and a heat shielding body and a second vacuum chamber being adjoined through an air-tight partition wall and building in the low temperature section of a cooling means. CONSTITUTION:A liquid helium tank 2 is installed into a first vacuum chamber 5 as a vacuum vessel constituting a cryostat 4, a second shielding cylinder 7A as a heat shielding body is arranged around the liquid helium tank 2 and a first shielding cylinder 6A outside the second shielding cylinder 7A, and the liquid helium tank 2 is cooled by a small-sized helium refrigerator 8. The longitudinal shaft direction of a cylindrical second vacuum chamber 21 is isolated from atmospheric air by a rear opening door 26B, and the other end section is sealed by a front opening door 26A as one part of the small-sized helium refrigerator 8 as a cooling means. Accordingly, the function of the cryostat can be reset in a short time after the exchange of the cooling means.
Patent JP-H0825421-A (JP)
Title: Clamper for insert type molds
Inventor: TAKAYAMA KAZUTOSHI
IPC: B29C33/30
Filed: 1994-07-14
Abstract: PURPOSE:To provide the clamper for insert type molds in which the peripheries of a stationary side body and a movable side body can be widely provided as broad as possible and the molds can effectively be clamped between the stationary board and the movable board of an injection molding machine body. CONSTITUTION:The clamper 60 of insert type molds clamps a stationary side body 10 in which an insert inserted from a gap of tie bars 80 provided in an injection molding machine is detachably mounted. A plurality of pieces 62 to be respectively inserted to the recesses 70 formed near the stationary board of the body 10 and a support for supporting the pieces 62 in contact at the ends with the stationary board are provided. A bolt 66 for pressing the pieces 51 toward the stationary board to bring the ends of the pieces 62 into contact with the inner walls of a plurality of recesses 70 is provided at the intermediate part of the pieces 62 to be formed with a space to the stationary board when the other ends of the pieces 62 inserted into the recesses 70 are supported by the support.
Patent JP-H0327680-A (JP)
Title: Video device controller
Inventor: TANIMIZU AKIHIRO
IPC: H04N5/222
Filed: 1989-06-23
Abstract: PURPOSE:To control plural video devices with one controller by providing a control signal insertion circuit inserting a control signal to an idle part of a video signal and a control signal extraction circuit extracting a required control signal. CONSTITUTION:Video display devices 1a, 1b, 1c are interconnected by cables 9a, 9b and video image is displayed simultaneously to apply with a control device 11. When the device 11 is operated, a control signal is inputted to a CPU 6a via a control signal reception section 5a, the function control of the device 1a is executed and the video signal processed by a video circuit 2a is displayed, the video signal processed by the circuit 2a is inputted to a control signal insertion circuit 3a and superimposed on the idle part of the video signal sending the control signal to other video device. A control signal extraction circuit 8b of the device 1a receiving the video signal with the control signal superimposed thereon extracts its own control signal from the video signal and applies the operation in response to the control signal. The device 1c applies the similar operation.
Patent JP-S6054181-A (JP)
Title: Rechargeable battery
Inventor: MATSUMURA TERUICHIROU
IPC: H01M10/0566
Filed: 1983-09-02
Abstract: PURPOSE:To provide a light weight and high power battery having good charge- discharge performance by using an electroconductive high polymer doped with cations as a positive electrode, carbon fibers doped with cations as a negative electrode, and electrolyte containing the above anions and cations. CONSTITUTION:A high polymer such as polyacetylene or polyparaphenylene is made electroconductive by electrochemically doping anions and used as a positive electrode 1. Carbon fibers electrochemically doped with cations is used as a negative electrode 3. A solution containing anions same as those doped in the positive electrode 1 and cations same as those doped in the negative electrode 2, and having suitable conductivity when those ions are dissolved, and having high decomposition voltage so that it does not decompose at a maximum voltage in charging is used as electrolyte.
Patent JP-2000352630-A (JP)
Title: Multiplexer/demultiplexer of optical wavelength
Inventor: MARU KOICHI
IPC: G02B6/12
Filed: 1999-06-09
Abstract: PROBLEM TO BE SOLVED: To obtain a demultiplexer that errors are small in the phase variation of the light wave propagating through an array waveguide, and cross talk deterioration due to side lobes or the like is suppressed, by adjusting each array waveguide length in the diffraction grating of array waveguide so that no errors in the phase variation of the light wave are generated in the diffraction grating. SOLUTION: The device is provided with an inputting channel waveguide 1 formed on a substrate 7, an input side slab waveguide 2 connected onto the waveguide 1, an array waveguide diffraction grating 3 consisting of M pieces of array waveguide 4 connected to the slab waveguide 2, an output side slab waveguide 5 connected to the diffraction grating 3, and N pieced of outputting channel waveguide 6 connected to the slab waveguide 5. Then, the length of each array waveguide 4 is adjusted in the array waveguide diffraction grating 3 so that no phase variations of the light wave are generated essentially in the diffraction grating 3. In this case, adjustment may be made in the manner that the phase variations which are caused by the transfer of the electric power of the light wave between the array waveguides 4, are essentially eliminated.
Patent JP-H0832417-A (JP)
Title: Synchronization detection circuit
Inventor: TERADA YOSHITAKA
IPC: H03K17/78
Filed: 1994-07-14
Abstract: PURPOSE:To provide a synchronization detection circuit in which an I/V conversion gain is set higher and from which a synchronization detection signal with less jitter is generated. CONSTITUTION:A current amplifier circuit 5 amplifies an optical current IPD outputted from a photoelectric conversion element 4 whose light receiving faces are arranged along the scanning direction of a light beam hmu, and a voltage signal VQ being a voltage drop obtained by a sink current IQ being an amplified current across a gain resistor 6 is used for an I/V conversion signal. A clamp circuit (comprising resistors 7, 8, 9 and a TR Q16) sets a lower limit voltage (clamp voltage) to prevent the voltage signal VQ from being a ground voltage to prevent the current amplifier circuit from being saturated, the I/V conversion gain is set high optionally and the S/N ratio is set high simultaneously and a synchronization detection signal with less jitter is generated from a comparator circuit 14.
Patent JP-H0333567-A (JP)
Title: Ceramic disk member for cock and cock provided with the same
Inventor: DANIERU KUREERU
IPC: F16K3/08
Filed: 1990-06-20
Abstract: PURPOSE: To improve linearity of the flow of water in releasing or closing by forming a disc member for half-turn type two-disc taps and forming two openings on respective side positions of the specified diameter on the disc. CONSTITUTION: Respective disc members 9, 9' are provided with openings 1, 2 on respective main diameter D sides, and the opening 1 is specified by a straight part 3 and an arched part 4 concentric with the member 9 and having the diameter d1 and formed into a semicircular shape. The opening 2 is in the opposite side to the opening 1 across the main diameter D and specified by an arched part 5 concentric with the member 9 and having the diameter d2 not less than d1, partial radius 6, 7, and an arched part 8 concentric with the member 9 and having the diameter d3 not less than d2.  When the small angle α between the diameter D and the radius of the member 9 including the part 6 and the angle β between the main diameter D and the radius passing the intersection of a straight line including the straight part 3 and a straight part including an extension of the arched part 4 has the relationship of α<β, linearity can be provided to a change of the flow rate in releasing and closing.