baber/WOPTO huggingface dataset:
Patent JP-S6323495-A (JP)
Title: Semiconductor switching type call automatic processing circuit
Inventor: HIDAKA KOICHI
IPC: H04R3/00
Filed: 1987-03-27
Abstract: PURPOSE:To listen to surrounding sound even with a sound generator worn on the ear by using an analog switch circuit of semiconductor structure for a signal changeover circuit. CONSTITUTION:If a sound receiver 1 picks up large sound, an output terminal of an inverter 11 goes to a H level, and when the sound receiver 1 does not pick up large sound, since an input terminal of an inverter 46 of a signal changeover circuit 6 at a L level, the audio electric signal input terminal and the audio electric signal output terminal are connected. When the input terminal of the inverter 46 is pronght to an H level, an analog switch circuit 47 of metal oxide semiconductor structure is connected and an oscillation signal of a circuit comprising inverters 7-10 or the like is amplified by a transistor 27 and outputted to an audio electric signal output terminal. Thus, even if a listener listens to music, the listener notifies the call on the way of music listening.
Patent JP-H11270493-A (JP)
Title: Centrifugal fan
Inventor: HIGASHIDA TADASHI
IPC: F04D29/28
Filed: 1998-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a centrifugal fan which can reduce the blowing sounds and allows thin construction of the product when it is incorporated in an air- conditioner. SOLUTION: A centrifugal fan has a fan rotor including a hub 10 which is furnished with cooling wind leadout hole 14, and a back surface guide piece 15 stretching from the hole edge 14a located in the rear about the rotating direction to the front in rotating direction on the back surface of the hub 10 is formed at the wind leadout hole 14. In association with the rotation of the fan rotor, the cooling wind W' flows toward the leadout hole 14 under guidance of the guide piece 15.
Patent JP-S551794-A (JP)
Title: Automatic response unit for automatic answering telephone
Inventor: TAMURA TADASHI
IPC: H04M1/65
Filed: 1978-06-20
Abstract: PURPOSE:To avoid the unclearness of the message beginning, by connecting the response tape on which the message is recorded to the telephone line through the operation of tape switch when callout signal is incoming and stopping it for a given time without starting the tape immediately. CONSTITUTION:When callout signal is incoming, the tape switch is operated to deliver the message on the response tape, and after it is finished, the message by the caller is recorded on the recording tape. In this case, if the caller uses a public phone, the pay tone signal is tentatively caused when the line is connected to make unclear the beginning of message. Thus, the unit is provided with the pay tone pause circuit 67, motor control circuits 30 and 38 and channel selection protection timer circuit 39. The response tape 20 is tentatively stopped when the line is connected, and the delivery of message is started after the pay tone signal is disappeared.
Patent JP-H10266355-A (JP)
Title: Building unit with staircase and manufacture thereof
Inventor: NAKAZATO KIMIAKI
IPC: E04B1/348
Filed: 1997-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a building unit with stairs capable of facilitating the mounting of a stair unit and having high degree of accuracy of mounting as well as manufacturing thereof. SOLUTION: A building unit 1 with stairs is so constructed that a staircase unit 3 integrating staircase elements into a unit is inserted into the inside of the building unit 1 to mount. In that case, an insertion hole is bored in the side of the building unit 1, a guide rail is provided in the floor section of the building unit 1, a fitting section capable of fitting to the guide rail is formed in the rear side of the lower part of the staircase unit 3, and a fitting section of the staircase unit 3 is fitted to the guide rail to mount.
Patent JP-H09265832-A (JP)
Title: Titanium oxide crystal conductive material and its manufacture
Inventor: ISHII KATSUYUKI
IPC: H01B1/08
Filed: 1996-03-29
Abstract: PROBLEM TO BE SOLVED: To fabricate a conductive area and an insulating area easily and selectively in a TiO2 crystal. SOLUTION: A doping solvent containing lithium atoms and noble metal atoms having catalytic action is applied in a desired shape to a predetermined area 4 of the top surface 12 of a TiO2 crystal substrate 10. Next, the TiO2 crystal substrate 10 is heated and held at heating temperature ranging between 600 and 800K for a heat holding time of 30 minutes in an atmospheric gas containing an oxidizing gas and a reducing gas. Therefore, a TiO2 -crystal conductive material is obtained in which an area 16 having a conductive characteristic and an area 17 having an insulating characteristic are formed within the predetermined area in the TiO2 crystal.
Patent JP-S58193175-A (JP)
Title: Time piece with printer function
Inventor: ENDOU KATSUMA
IPC: B41J2/465
Filed: 1982-05-06
Abstract: PURPOSE:To provide a time piece with a printer function which incorporates a print mechanism for printing out the display contents of a liquid crystal panel in a compact manner by providing a light irradiating a photosensitive body set at the bottom of a liquid crystal panel after passing therethrough. CONSTITUTION:Receiving a light irradiation signal from outside, an irradiation light 14 irradiates the top surface of a liquid crystal panel 15 continuously until the quantity of light is obtained as required for developing color being sensed with a photosensitive body 16. The liquid crystal panel 15 tends to transmit light at the non-displayed part of the segments while intercepts light at the displaying part of the segments whereby the photosensitive body 16 senses light to form an image the same as the display contents of the liquid crystal 15. A photographic print paper can be taken out as output of a printer by developing image.
Patent JP-S5744267-A (JP)
Title: Cartridge for disk-shaped recording medium
Inventor: TAJIMA OSAMU
IPC: G11B17/049
Filed: 1981-05-20
Abstract: PURPOSE:To realize the safe storing of a disk, by providing a cover that can be connected detachably to a cartridge main body having a space to store the disk plus an aperture part at an end and forming a hollow part to the cover to ensure the connection to a clamping member provided to a reproducer. CONSTITUTION:A cartridge main body 3 has a space 5 to store a video disk 2 plus an aperture part 6 on a side surface, and a cover 4 that can be connected detachably to the body 3 via a latch 11 and a hollow part 13. The cover 4 contains a pit 14 to ensure the connection to a clamping member provided to a reproducer. As a result, the entire part of a cartridge 1 can be loaded to the reproducer.
Patent JP-S57190390-A (JP)
Title: Semiconductor laser element
Inventor: UENO SHINSUKE
IPC: H01S5/24
Filed: 1981-05-20
Abstract: PURPOSE:To obtain the laser element with which a stabilized lateral mode oscillation can be performed by a method wherein, when a stripe-shaped active region is formed on a compound semiconductor substrate and a clad layer is coated on the above, a uniconductive type clad layer is formed on the active layer and the clad layer connected to the above is formed in reverse conductive type. CONSTITUTION:An insulating InP clad layer 11 and a P type clad layer 12 are formed and laminated on an N type InP substrate 10, and a striped V-shape groove 13 is provided in the center part of the above in such a manner that its point is entering the layer 11. Then, an N type InP GaAs active region 14 is formed in the groove 13 only, and an N type InP clad layer 15 is coated on the whole surface including the region 14. Subsequently, a mask 16 consisting of an SiO2 film is provided at the position, which does not overlap with the layer 14, on the surface of the layer 15, and Cd is diffused on the part, wherein region 14 is not contained, in the layer 15 and a P type region 17 is formed in such a manner that it is entering into the layer 11. Then, an N type electrode 19 and a P type electrode 20 are installed on the surface pinching the mask 16, and an element having an excellent dynamic characteristic can be obtained.
Patent JP-S57190392-A (JP)
Title: Semiconductor light-emitting device
Inventor: KAWAMURA HIROICHI
IPC: H01S5/062
Filed: 1981-05-20
Abstract: PURPOSE:To obtain the emitted lights of different wavelength by a method wherein an N<+> type semiconductor layer, a P<+> type semiconductor layer, and an N<+> type semiconductor layer are laminated, and first light-emitting diode is formed by the lower layer and the intermediate layer, the second light-emitting diode is formed by the intermediate layer and the upper layer, and the polarity of the voltage applied to the upper and the lower layers is inverted. CONSTITUTION:The upper layer 1 is formed by growing an N<+> type Al0.3Ga0.7 As layer 12 having the carrier density of 5X10<19>/cm<-3> on an N<+> type GaAs substrate 11 having the carrier density of 5X10<18>/cm<3>, and the intermediate layer is formed on the above by laminating a P<+> type Al0.2Ga0.8As layer 13 having the carrier density of 2X10<19>/cm<3> and a P<+> type Al0.3Ga0.7As layer 14 having the carrier density of 5X10<19>/cm<3>. Then, the lower layer 3, consisting of an N<+> type Al0.1Ga0.9As layer 15 of 5X10<19>/cm<3> and an N<+> type Al0.3Ga0.7As layer 16, is grown on the above, and the first and the second light-emitting diodes are constituted by the layers 1 and 2 and the layers 2 and 3 respectively. Subsequently, electrodes 7 and 10 are provided on the layers 1 and 3, the polarity of voltage to be applied to the electrodes 7 and 10 from the power source 20 is inverted, and the light having different wavelength is emitted from the stripe- shaped window 8.
Patent JP-H08274288-A (JP)
Title: Solid-state image sensing device
Inventor: SATO SHIGERU
IPC: H01L27/14
Filed: 1995-03-31
Abstract: PURPOSE: To provide a solid-state image sensing device which is capable of enhancing light concentrated on a photoelectric conversion element in volume so as to enable the conversion element to be enhanced in sensitivity and improved in discrimination performance. CONSTITUTION: A cylindrical lens 21 larger than the light sensing part of a photoelectric conversion element 14 is provided so as to concentrate external rays on the photoelectric conversion element 14 of the solid-state image sensing device 15 housed in a recess 12 provided in a package main body 13, so that external light rays are more concentrated on the photoelectric conversion element 14 to enhance it in output. In result, data superimposed on external light rays are more enhanced in output with an increase in the output of the photoelectric conversion element 14, so that the solid-state image sensing device 15 can be enhanced in sensitivity and improved enough in electrical properties, discrimination performance, and resolution.
Patent JP-S56721-A (JP)
Title: Antenna unit
Inventor: KANE JIYOUJI
IPC: H01Q3/36
Filed: 1979-06-14
Abstract: PURPOSE:To enable to control the directivity, by providing the switching control means which variably controls two dipole antennas with the combination of a plurality of control signals from the tuning control means. CONSTITUTION:The switching control means 14 to give the control signal from the control signal sources 13a, 13b, 13c constituting the tuning control means 13 to the first and the second dipole antennas 9, 10 opposingly located with an arbitrary distance (d), is provided, and the antennas 8, 9 are connected to the first and the second terminals and the signal sources 13a, 13b, 13c are respectively connected to the third-the fifth terminals. With this constitution, when the means 14 is switched, the control signal is fed to the antennas 8, 9 in various forms, and the phase relation viewed from the signal synthesizer 10 has various phase difference. The directivity is various such as 8-shape horizontally or vertically, maximum sensitivity at the back or front.
Patent JP-S62233623-A (JP)
Title: Heat pump type hot water supplier
Inventor: SHIBATA ETSUO
IPC: F24H1/00
Filed: 1986-03-31
Abstract: PURPOSE:To miniaturize a device and make a high boiling temp. possible by constituting a combination of single and dual-system changeover type heat pump cycles and a heat exchanger having a heat switch part. CONSTITUTION:When the water discharge temp. of a heat exchanger 22 is lower than a set value, refrigerant A in a low temp. side refrigerating circuit and water are circulated by a low temp. side compressor 21 and a circulation pump 30 as indicated by broken line arrows. Refrigerant B in a high temp. side refrigerating circuit does not flow as a compressor 26 is stopped. Thereby, the refrigerant A exchanges heat with water in a water flow passage 35 through a heat switch part 36 at a low temp. side refrigerant condensing passage 27 in the exchanger 22 to be liquefied and circulated. When input water temp. is higher than the set temp., a control part 33 causes the compressor 26 to operate and carry out dual-system heat pump cycle and the flow the refrigerant A, B and water are circulated as indicated by solid line arrows and heat gathered by the refrigerant A at a vaporizer 24 is absorbed by the refrigerant B with the exchanger 22. By this constitution, a device is miniaturized and a high boiling temp. is possible to achieve.
Patent JP-S57193987-A (JP)
Title: Speed controller for electric motor
Inventor: SHIMIZU SUKENOBU
IPC: H02P29/00
Filed: 1981-05-22
Abstract: PURPOSE:To make it possible to use a high-gain amplifier and improve responsiveness, by providing a plurality of band attenuation filters in a closed loop of a speed controller of an electric motor having a speed feedback loop. CONSTITUTION:A load 5 is connected to a motor 4 through a coupling 7, and a speed detector 6 is connected to the motor 4 through a coupling 8. A signal Vs of the speed detector 6 and a speed command Vr are subtracted one from the other. The deviation therebetween is amplified in an amplifier 2 and then applied through band attenuation filters 9-12 to a power amplifier 3, thereby controlling the motor 4. Accordingly, by setting the band frequency of each of the filters 9-11 to the natural oscillation frequency of the whole machine and setting the band frequency of the filter 12 to the power source induction frequency, it is possible to easily improve accuracy and responsiveness without making the speed control system unstable even if the gain of the amplifier 2 is raised.
Patent JP-H05282814-A (JP)
Title: On-track determination method
IPC: G11B5/596
Filed: 1992-03-31
Abstract: PURPOSE:To accelerate ON-track determination process to be performed at the time of correcting the OFF-track of a disk drive in ON-track determination method. CONSTITUTION:The controller CNT of a disk drive adopting a servo plane-servo system is provided with a read/write controller 3, OFF-track corrector 7 and head-positioning servo controller 5 for the purpose of performing time positioning control of a head while performing OFF-track correction. In this case, ON-track slice level(Wd) determined on the basis of the OFF-track quantity (-d) selected anew at the time of changing a data head 13 is used in the ON- track determination part 17 within the head-positioning servo controller 5 so that OFF-track is determined by the evaluation of the position signal(POS) of servo head retroactively to the past including the time immediately after head-changing timing HS.
Patent JP-H03277621-A (JP)
Title: Epoxy resin composition
Inventor: KIKUCHI TOKIO
IPC: C08G59/42
Filed: 1990-03-28
Abstract: PURPOSE:To obtain an epoxy resin composition which has properties not affected even when used under high humidity for a long time and is prevented from lowering in its ply adhesion by mixing an epoxy resin with an acid anhydride and a specified moistureproofing agent. CONSTITUTION:A moistureproofing agent comprising 0.1-2wt.%, based on the acid anhydride, organic compound having a liquefaction temperature of 30-150 deg.C (e.g. hydroxypolyester) is added to a composition prepared by mixing an epoxy resin with an acid anhydride as a curing agent, and the resulting mixture is agitated at an agitation speed of 1500rpm or higher to disperse the moistureproofing agent.
Patent JP-H05118911-A (JP)
Title: Integrating sphere for measuring diffuse reflectivity and transmittance and other same kind article
Inventor: KEBUIN EFU KAA
IPC: G01J3/42
Filed: 1992-03-31
Abstract: PURPOSE: To provide a high measurement efficiency over the entire spectrum area, while mechanically and environmentally stable, by using a block of high polymer material provided with an opening means allows light to transmit for measurement, with its inside being spherically hollow. CONSTITUTION: A block 1 of a single hollow cubic shape constructed of aliphatic fluoride group long chain addition polymer material comprises, in its inside, an integration sphere 1', and its outside part is formed with a housing H. Its opening A makes a photo-detected light ray L incident an the black 1. At an opening A' in the area on the opposite side, a sample holding device 3 is attached, and diffusion reflection factor of a sample externally attached by the holding device 3 is measured with a detector D. In addition, at the opening A area, a sample holding device 5 which is externally attached is useful for measuring diffusion transmittance.  Thus besides mist-like measurement performed in the form of condensing of diffusion light under a normal lighting, measurement in diffusion transmittance with scattering liquid, translucent film, and a sample in other categories can be performed easily.
Patent JP-S5412777-A (JP)
Title: Pulse motor driving circuit for watches
Inventor: NAKASHIMA AKIO
IPC: G04C3/14
Filed: 1977-06-29
Abstract: PURPOSE:To increase stability by grounding one end of a driving coil through transistors of low output resistnace and other end through transistors of high output resistnace while no driving pulses are being applied and sustaining a constant pulse width for a constant time in the event of abnormality.
Patent JP-H05277063-A (JP)
Title: Endoscope apparatus
IPC: G02B23/24
Filed: 1992-03-31
Abstract: PURPOSE:To provide an endoscope apparatus which allows correct use of peripheral devices accurately by facilitating the checking of the condition of the peripheral devices on a monitor screen. CONSTITUTION:In an endoscope apparatus which is adapted to display the type of peripheral devices 61 and 62 connected to a system on a monitor 22 screen, a connection state detecting means is provided to check to see whether peripheral devices 61 and 62 are connected to the system or not and a display control means to control the display on a screen of the monitor 22 so that the type alone of the peripheral devices 61 and 62 which are found to be connected to the system by the connection state detection means, is displayed on the screen of the monitor 22.
Patent JP-S58195740-A (JP)
Title: Selective absorbing membrane for solar heat collector
Inventor: IMAHASHI HIROMICHI
IPC: F24J2/48
Filed: 1982-05-08
Abstract: PURPOSE:To enable improved corrosion resistance to be obtained in a selective absorbing membrane while possessing excellent selective absorbing performance and heat-resistance by a method wherein the surface of a metallic member is applied with Ni-Cd or Ni-Co alloy plating and then Cr black plating. CONSTITUTION:The surface of a metallic member 1 is applied with Ni-Cd or Ni- Co alloy plating 2 and then Cr black plating 3 applied on the plating 2 thereby forming a selective absorbing membrane for collecting the solar heat energy. In this case, the Ni-Cd alloy plating is formed by electroplating the metallic member in a plating bath which includes as main components nickel sulfate, nickel chloride, foric acid and cadmium chloride, whilst Ni-Co alloy plating is formed by electroplating the metallic member in a plating bath which includes as main components nickel sulfate, foric acid, ammonium chloride and cobalt sulfate. Such an arrangement enables a selective absorbing membrane having an excellent anti-corrosive property while possessing excellent selective absorbing performance and heat-resistance to be produced.
Patent JP-H09262557-A (JP)
Title: Thin disc cleaning apparatus, thin disc rinsing apparatus and thin disc cleaning and rinsing apparatus
Inventor: TAKAHASHI KUNIO
IPC: B08B1/04
Filed: 1996-03-29
Abstract: PROBLEM TO BE SOLVED: To simultaneously clean both faces of a thin disc by an apparatus wherein the thin disc being vertically arranged is supported rotatably in its horizontal face and a pair of rotating brushes are provided so as to pinch this thin disc and the surfaces of the thin disc are rubbed by means of these rotating brushes while a cleaning liq. is fed. SOLUTION: When a wafer 5 is cleaned, the wafer 5 is filled in a wafer cleaning apparatus 2 by means of a wafer transferring apparatus 4 and after the wafer 5 is cleaned in the wafer cleaning apparatus 2, the wafer 5 is transferred to a wafer rinsing apparatus by means of the wafer transferring apparatus 4 and the wafer 5 is rinsed and cleaned. The wafer cleaning apparatus 2 is constituted in such a way that four rotating brushes 9 are arranged on five rollers in a cleaning tank 7 and the wafer 5 is pinched by means of a pair of rotating brushes 9 by driving a mechanism 22 for moving horizontally the rotating brushes under a condition where the wafer 5 is stood on the rollers. Then, each rotating brush 9 is rotated and both faces of the wafer 5 is cleaned by spraying a cleaning liq. from a cleaning liq. feeding nozzle 11.
Patent JP-S57191156-A (JP)
Title: Two-system type braking liquid pressure
Inventor: NAGASHIMA TAKU
IPC: B60T8/28
Filed: 1981-05-21
Abstract: PURPOSE:To stabilize the operation of the two systems by the use of simple construction by transmitting the force of a folding point setting spring to the control pistons in two systems. CONSTITUTION:Rear wheel brakes 11, 12 work through a pressure reducing valve operated by valves 18, 19, which are operated by a liquid pressure applied to piston 14, a spring 22 and a liquid pressure applied to the end of piston. The liquid pressure applied to the end of piston is generated by a folding point setting spring 27 and piston 26 and acts on the two systems evenly. Because the force of this folding point spring is transmitted to the pistons in both systems by means of liquid pressure, inbalance of the liquid pressures in the two systems is eliminated to ensure smooth operation.
Patent JP-S63241726-A (JP)
Title: Recording disk for draw type optical disk
Inventor: NAITO MASAFUMI
IPC: G11B7/004
Filed: 1987-03-30
Abstract: PURPOSE:To permit exact writing of data in desired tracks by previously forming track address codes in guide grooves and recording the data in the prescribed tracks while reading the address codes thereof at the time of recording. CONSTITUTION:The tracks of read and write the track addresses from and to a DRAW type optical disk 1 are confirmed at the time of recording bits onto the disk 1 by projecting a recording beam thereon. The address code signal is read by a head for reproduction during this recording operation and is outputted in the state of being included in a tracking error signal from a head amplifier 14. This address code signal is separated from the tracking error signal by a track address signal extraction circuit 15. The separated track address signal is successively inputted to a host computer 16 and whether there is off track or not is decided by the computer 16. The exact writing of the music data, etc., in the desired track is thereby permitted.
Patent JP-S59202357-A (JP)
Title: Reutilizing device for hot water
Inventor: KISHIE HIDEHIKO
IPC: F24S90/00
Filed: 1983-04-30
Abstract: PURPOSE:To contrive to reutilize used hot water contained in a bathtub, by a method wherein hot water used in a bathtub is cleaned by a filter, is then heated by a solar heater, and is returned into the bathtub. CONSTITUTION:Hot water used in the bathtub 1 is cleaned by the filter 2. Hot water thus cleaned is fed into the solar heater 4 by a pump 3, is heated by the water heater 4, and is returned into the bathtub. Accordingly, used hot water contained in a bathtub can be reutilized.