baber/WOPTO huggingface dataset:
Patent JP-H0853838-A (JP)
Title: Pile driver
Inventor: ISODA KIKUO
IPC: E02D7/20
Filed: 1995-02-09
Abstract: PURPOSE:To facilitate conveying work, to enable the realization of pile driving work in a narrow space, to control insertion force to a minimum in the case a pile is driven to make it possible to drive the pile efficiently and to realize pile driving operation with a high degree of accuracy. CONSTITUTION:An excavation mechanism 3 mounted to the upper part of an auger 31 and operating the auger and a force-fit mechanism 4 for driving a pile 41 are approached to the insides of both grooves of an erected leader 2 having an approximately H-shaped section and is provided in a supporting state. The excavation mechanism 3 and force-fit mechanism 4 can be simultaneously, independently and separately operated.
Patent JP-S58160921-A (JP)
Title: Optical shutter device
Inventor: TAKUBO YONEJI
IPC: G02F1/05
Filed: 1982-03-19
Abstract: PURPOSE:To give any image with an adequate contrast ratio by providing a polarizing plate rotatably and controlling the light intensity of an output. CONSTITUTION:On top and reverse main surfaces of a 300mum thickness PLZT flat plate which has Kerr effect as electrooptic effect, cross finger type electrodes are formed to obtain an optical shutter device. Namely, a common grounding electrode 1, electrode 2 for voltage application for opening a shutter gate, and the PLZT flat plate 3 are provided. Those cross finger type electrodes have a 100mum electrode width and a 500mum electrode interval and are formed at the same positions on the top and reverse main surfaces. The PLZT flat plate 4 having this electrode structure is applied with a voltage by electrodes 6 supported by the substrate 5. Annular polarizing holding plates 7 and 8 made of plastics are provided and the ring 8 is rotatable to rotate the polarizing plate 9.
Patent JP-S60215127-A (JP)
Inventor: HERUMAN GAUSU
IPC: B60T1/06
Filed: 1985-03-08
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-S62202194-A (JP)
Inventor: MANABE KOICHIRO
IPC: E04H6/42
Filed: 1986-02-28
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-H10242769-A (JP)
Title: Amplifier circuit and its control method, amplifier circuit module and portable telephone set
Inventor: ONO TAKASHI
IPC: H03G3/30
Filed: 1997-02-28
Abstract: PROBLEM TO BE SOLVED: To improve the power efficiency despite of a low input level of an input signal for an amplifier circuit by using an amplifier and a power potential varying circuit which varies the power potential applied to a power terminal of the amplifier, based on the output control signal sent from the outside. SOLUTION: An attenuation amplifier 40 and an RF power amplifier 41 cascaded to a power amplifier part. The amplifier 40 functions as an amplifier circuit which varies the amplification degree of the RF input signal from the output control signal sent from an APC circuit 29. The amplifier 40 also plays a role as an attenuator. The a power potential varying circuit 31 lowers the power potential applied to the power terminal of the amplifier 41 based on the output control signal received from the circuit 29 and then improves the power efficiency via the amplifier 41 despite a low input level of the RF input signal that is inputted to the amplifier 41.
Patent JP-H10237331-A (JP)
Title: Leadless extremely highly electroconductive plastic, electroconductive circuit made thereof and formation of the same electroconductive circuit
Inventor: NAKAGAWA TAKEO
IPC: B29C70/88
Filed: 1997-02-28
Abstract: PROBLEM TO BE SOLVED: To obtain a leadless extremely highly electroconductive plastic having high reliability without causing a deterioration in electroconductivity under various environments and provide both an electroconductive circuit made thereof and a method for forming the same electroconductive circuit. SOLUTION: This leadless extremely highly electroconductive plastic comprises a thermoplastic resin 3, a leadless solder 1 meltable at the time of plasticizing and a metallic powder capable of assisting the fine dispersion of the leadless solder 1 in the thermoplastic resin 3 or a mixture of the metallic powder with metallic staple fibers. In the leadless extremely highly electroconductive plastic, the leadless solder 1 is mutually connected with a solder 2 melted in the plastic 3. Thereby, the leadless solder 1 is kept in a mutually joined state to provide high electroconductivity.
Patent JP-S60189470-A (JP)
Title: Heat transfer type color printer
Inventor: TANAKA YOSHIAKI
IPC: B41J2/325
Filed: 1984-03-09
Abstract: PURPOSE:To save the wastage of the ink part of transfer paper on which transfer is not carried out, by a method wherein ink of plural color is pressed onto the paper to be transferred by allowing respectively individually wound transfer paper selectively to correspond to one thermal head. CONSTITUTION:When transfer is carried out onto the paper 4 to be transferred on a platen 1, the platen 1 and a thermal head 3 are moved at first to a position corresponding to the transfer paper of the first Y color and transfer is carried out by pressing the thermal head 3. In that case, when printing signal is not supplied to the thermal head 3 on the midway of transfer process, the head 3 is seceded from the platen 1 side and only the platen 1 is rotated by a fixed angle. The paper to be transferred is moved to the next transfer line and at that time, the transfer paper 9 is so controlled as not to be wound with the winding side roller 8. Hereinafter, the transfer paper 10 of M color, the transfer paper 1 of C color and the transfer paper of Y coupler, all necessary numbers of color are successively transferred in the same way and the transfer recording of required color is carried out.
Patent JP-S58160935-A (JP)
Title: Focusing detector
Inventor: SHISHIDO YOSHIO
IPC: G03B13/36
Filed: 1982-03-19
Abstract: PURPOSE:To detect a focusing position with high precision, by equipping photodetecting elements which have photodetection surfaces stepwise in such a way that the photodetection surfaces are slightly separated from adjacent photodetection surfaces in a photodetection direction and optical paths between an object and the photodetection surfaces are a little bit different in length. CONSTITUTION:Light shielding plates 7A and 7B are stuck to the reverse sides of the photodetection surfaces 5A and 5B of the photodetecting elements 6A and 6B to prevent light which is projected on the subject side 9 from a light source 8 arranged on an optical axis 2 behind an opening part 4 for detecting focusing through the opening part 4 and a photographic lens 1 from striking the photodetection surfaces 5A and 5B directly. Signals corresponding to the quantities of light detected by the photodetecting elements 6A and  6B are inputted through signal lines 10A and 10B to a focusing detecting circuit 11, which detects whether the light is in focus or out of focus; when not, a signal is outputted to a lens driving device 12 to move an image-forming lens 1 until a focusing state is obtained, and when so, on the other hand, a signal is outputted to a focusing display circuit 13 to display the focusing state to an observer.
Patent JP-H04283326-A (JP)
Title: Ceiling buried air conditioner
Inventor: TOMITA SHIGEKI
IPC: F24F13/32
Filed: 1991-03-12
Abstract: PURPOSE:To simplify an assembly work of an air conditioner into a ceiling. CONSTITUTION:A ceiling buried air conditioner includes an air guider, a cross- flow fan, and a heat exchanger contained in a box 21, and is mounted in the ceiling 22 more upward from an opening part 22a provided on the ceiling 22. Level meters 25 are provided on the opposite side surfaces of said box 21. Hereby, upon assembly of the air conditioner a need is eliminated of mounting a level meter on the box, and hence an assembly work is simplified.
Patent JP-H11316312-A (JP)
Title: Semiconductor light reflector and its production
Inventor: BISSESSUR HANS
IPC: G02B6/12
Filed: 1999-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor light reflector which is set so as to face an integrated laser cavity especially and refeeds the cavity to continuously oscillate it. SOLUTION: This reflector consists of plural cascaded sections (Si , Si+1 ) of Bragg reflectors. Especially, these sections have the same length L and the same coupling coefficient (k), and the length of each pair of sections is given by L=λ<2> /[(ni+1 +ni )×1.7 (ni+1 Λi+1 -ni Λi )] where λ is an average value of Bragg wavelengths reflected by reflectors and ni+1 and ni are effective refractive index of adjacent sections (Si+1 and Si ) and Λi+1 and Λi are periods of adjacent sections (Si+1 and Si ). This reflector has a wide spectrym width independently of the value of the coupling coefficient.
Patent JP-H07254870-A (JP)
Title: Method and device for preventing howling in communication system
Inventor: YAGASHIRA KAZUNORI
IPC: H04B3/20
Filed: 1994-03-16
Abstract: PURPOSE:To easily and effectively prevent howling in the communication system consisting of a center station and a slave station. CONSTITUTION:The level of the voice signal outputted from a reception part 9 is detected by a detection part 21. The detected level is compared with a prescribed threshold to discriminate whether the detected level is kept higher than the prescribed threshold for a certain time or longer or not. when the detected level is kept higher than the prescribed threshold for the certain time, an outputted control signal is made significant (on signal) to drive an attenuation part 22. That is, the voice signal which is outputted from a microphone 3 and is inputted to a transmission part 8 is attenuated by the attenuation part 22 to reduce the gain of the loop circuit of voice and electric signals consisting of the center station ana the slave station, thus preventing howling.
Patent JP-S62206085-A (JP)
Title: Imitation leather
Inventor: HANADA KAZUYUKI
IPC: D06N3/12
Filed: 1986-03-04
Abstract: PURPOSE:To obtain an imitation leather having excellent surface characteristics such as stain-resistance, water-resistance, abrasion-resistance, etc., by forming a resin layer modified with a specific modifier on a surface of a substrate sheet. CONSTITUTION:A surface of a substrate sheet composed of various woven fabrics, nonwoven fabrics, etc., is coated with a resin layer having a thickness of about 0.1-100mu and composed of (A) a modifier having free isocyanate group and produced by reacting a silicone compound having reactive organic functional group (e.g. silicone oil modified with amino, epoxy, etc.) and (B) a resin having a group reactive with said isocyanate group (e.g. vinyl chloride, resin, vinylidene chloride resin, etc.). Various characteristics can be attained by selecting the resin component of the resin to be modified. Especially, a defect of conventional imitation leather, i.g. bleeding of a resin additive to the surface of the resin layer can be suppressed and excellent surface durability can be attained.
Patent JP-H05248846-A (JP)
Title: Method and apparatus for detecting defective cutting of bead at inner surface of pipe
Inventor: FURUKAWA YASUYUKI
IPC: G01B17/00
Filed: 1992-03-03
Abstract: PURPOSE:To improve measuring accuracy by providing an apparatus, which judges the presence of a cutting remnant when the number of the reflected waves from the inner surface of a pipe is 2 or more. CONSTITUTION:The ultrasonic wave from an ultrasonic wave probe 5 is sent into a pipe body 1 by the application of the pulse voltage of a transmitting and receiving circuit 6. When a burr-shaped cutting remnant 1a is present, present, the reflected wave from the cutting remnant 1a is received in addition to the reflected waves from the outer surface and the inner surface of the pipe. The reflected wave, which is received with the probe 5, is converted into the electric signal in the circuit 6. The signal is sent into a thickness measuring circuit 8 and a wave-number counting circuit 9, respectively. In the thickness measuring circuit 8, the thickness of the pipe body is obtained based on the reflected waves from the outer surface 1A and the inner surface 1B of the pipe body 1. Meanwhile, in the wave-number counting circuit 9, only the reflected wave from the inner surface of the pipe body 1 is received, and the number of the detected pulses is counted. When the pulse is 1, it is judged that no burr-shaped cutting remnant is absent. When the pulses are 2 or more, the presence is judged. The signal is sent into a protruding-amount operating circuit 10, and the protruding amount (c) is obtained.
Patent JP-S57161444-A (JP)
Title: Instantaneous water heater utilizing solar heat
Inventor: YAZAWA KIYOSHI
IPC: F24D17/00
Filed: 1981-03-30
Abstract: PURPOSE:To enable to be automatically ignited and burnt even when a three- way valve is changed-over to a storage water heater side by a method wherein a pump and a flow switch are provided in a hot water pipe line, which connects a storage water heater utilizing solar heat with an instantaneous water heater, and said water pipe line is connected through said three-way valve with a water supply pipe line. CONSTITUTION:The flow switch 4 and the pump 5 are provided in the hot water pipe line 3 of the storage water heater utilizing solar heat 2. The water supply line 13 is connected through the three-way valve 6 to the hot water pipe line 3 and also connected through a diaphragm 7 and a flow switch 9 to the heat exchanger 11 of the instantaneous water heater. The numeral 12 expresses a hot  water outlet and the numeral 10 expresses a burner. The flow switch 4 is activated by flowing the water therethrough to put the pump 5 in operation and the flow switch 9 is activated by flowing the water therethrough to put an  automatic ignition device in operation. The burner is ignited by flowing either  the hot water or the supply water by changing-over the three-way valve 6.
Patent JP-S62203778-A (JP)
Inventor: ISHIKAWA SHIGERU
IPC: B25B/
Filed: 1986-03-03
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-S60191484-A (JP)
Title: Storage case for disk
Inventor: SUGITA KATSUYUKI
IPC: G11B23/03
Filed: 1984-03-09
Abstract: PURPOSE:To load and unload the disk by one hand, and store a disk and also protect the disk against a flaw during its handling by using two envelopes as divisions of a case so that they are not divided as an upper and a lower part and allowed to expand, and projecting the disk and taking it out when the envelopes shrink. CONSTITUTION:An envelope 3 in a bag shape slides in an envelope 4 and both envelopes 3 and 4 are normally expanded with a spring 5. While the envelopes 3 and 4 shrink, the disk 2 is pressed out of the envelope 4 and a pin 6 moves in a groove 10 to an interval larger than the external diameter of the disk 2 and never impedes the pushing-out of the disk 10. Further, pin 6 operates to drawn the disk 2 into the envelope 3 when the disk 2 is stored, stabilizing the storage of the disk 2. Consequently, the takeout opening of the envelope 4 is only pressed in the disk insertion slit of a player to load the disk 2 in the player the disk 2 is loaded and unloaded with one hand and handled without being touched.
Patent JP-H01224522-A (JP)
Title: Electromagnetic clutch
Inventor: KITAMURA MASAYUKI
IPC: F16D27/10
Filed: 1988-03-01
Abstract: PURPOSE:To prevent the oil film cut on a raceway and lengthen the life by consisting of an electromagnetic clutch, a clutch hab, a rotor, and a ball bearing, and making the residual austenite amount in at least one bearing ring of the inner and outer rings of the ball bearing less than 10%. CONSTITUTION:An electromagnetic clutch is formed of a ball bearing 1 supporting a rotor installing a friction material, a clutch hab 4, and a stater 6 having an electromagnetic coil 5. Either of the bearing rings of the ball bearing 1 is subjected to subzero treatment and tempering at 250-380 deg.C to make the residual austenite amount less than 10%. Thus, the contact area of a ball in the ball bearing 1 with the raceway surface is never changed even by receiving a high herze stress in high speed rotation, so that the frictional force, deterioration of the increased greese in heat generation, and an oil film cut on the raceway surface are prevented, resulting in an improvement in the life.
Patent JP-S57158834-A (JP)
Title: Method for optical recording
Inventor: NAGATA ITSUO
IPC: G11B7/1275
Filed: 1981-03-27
Abstract: PURPOSE:To record information on a crystal or thin film consisting of a compound oxide including Bi2O3, by forming a color center on this crystal or thin film and changing the optical characteristic. CONSTITUTION:The laser beam (wavelength 4579Angstrom ) from an Ar laser light source 5 is condensed through a dichroic reflective mirror 8 by a lens 9 while having the intensity modulated by a modulator 6 and is irradiated to a plate 10 consisting of Bi12SiO20 single crystal which is put on a transparent plate 11 rotated by a motor 14, and then, color centers are formed successively on the surface of the plate 10 to record information. The output of the laser light source 5 is lowered to make the oscillation wavelength 5145Angstrom , and the light transmitted through the plate 10 is condensed by a lens 12, and information is read out by a photodetector 13. The laser beam from a low-output YAG laser light source or semiconductor laser light source 4 is irradiated to color centers through a dichroic reflective mirror 7 and the lens 9 to heat the plate 10, and information is erased.
Patent JP-H05215069-A (JP)
Title: High vacuum drawing method and vacuum device
Inventor: KOGA MICHIO
IPC: F04B37/14
Filed: 1992-01-31
Abstract: PURPOSE:To minimize the number of gas molecules, reduce the leak into a vessel, and highly evacuate the vessel by providing a double vessel, and drawing a vacuum also between the vessels. CONSTITUTION:A vacuum device is provided with a double vessel 1, a vacuum pump 3 for drawing a vacuum in the space 1a between the outer wall and inner wall of the double vessel 1, and a pump 2 for drawing a vacuum in the vessel 1. By using the vessel as the double vessel 1 in this method and drawing a vacuum also between the vessels, the number of gas molecules is minimized, and the leak into the vessel is reduced. In this example, two vacuum pumps are utilize, but only one pump may be used to alternately draw a vacuum between the vessels and the vessel inner part by the opening and closing operation of a valve. Thus, the vessel inner part can be highly evacuated.
Patent JP-H11247598-A (JP)
Title: Tunnel excavator
Inventor: TOMIKI HIROSHI
IPC: E21D9/10
Filed: 1998-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a tunnel excavator which can support a guide body without a connected constitution of mutual support bodies and hence, does not require a large-sized external frame or a guide frame such as conventional frames and miniaturizes a grip device body and hence, reduces the processing cost. SOLUTION: A main grip device 11 is provided with a grip device body 22 fitted through a grip jack 21 to which a grip shoe 12 is attached, upper and lower position-adjusting bolts 26a, (26b) inserted along the radius direction B of a tunnel 25 from the upper plate 23 and the lower plate 24 of the grip device body 22, the upper support plate 27 screwed in the tip of the upper and lower position-adjusting bolt 26a, the lower support plate 28 screwed in the tip of the upper and lower position-adjusting bolt 26b, and a guide body 29 arranged between the upper support plate 27 and the lower support plate 28 to guide the rear part of a beam 10 to the excavating direction.
Patent JP-S57161982-A (JP)
Title: Character detecting system
Inventor: KOMIYA MASAKI
IPC: G06V30/10
Filed: 1981-03-31
Abstract: PURPOSE:To enable to describe under lines and the like on a document used for an OCR, by discriminating under lines and upper lines from characters, in the OCR using X-projection register. CONSTITUTION:When a pattern data is supplied, a document image for one line's share is stored in a line buffer 1. In this process, projection toward the X and Y directions of a buffer 1 is stored in X and Y projection registers 3 and 4. A control section 6 determines the cut-out position and cuts out character patterns in the space between the projections in the register 3 and outputs the patterns one by one character to a recognition section. When the projections in the register 3 is consecutive by >=2 characters, the control section 6 discriminates if the projection in the Y-projection register 4 is one block or >=2 blocks. Thus, under line/cross out/upper line and the like can be distinguished from the character pattern.
Patent JP-S59171067-A (JP)
Title: Magnetic recording and reproducing device
Inventor: TAKAHASHI SHIYOUKICHI
IPC: G11B25/06
Filed: 1983-03-18
Abstract: PURPOSE:To obstruct securely the turning of a turning arm in the dropped state of a cassette by pressing the stopper piece of the turning arm with the rear face of a descended holder when the turning arm and a link arm is disengaged. CONSTITUTION:As for the turning arms 50L, 50R, an X link system is adopted, and stopper pieces 53L, 53R are formed on the tip. A hook arm 62 is provided on turning shaft of the arm 50L, engaged with a link arm 13L, and the engaging piece 57 of the arm 50R is engaged with a link arm 13R. When a cassette 6 is inserted, the pressing projection 58 of the arm 50R is pressed with the hook arm 62, disengages with the link arm 13L, the arm 13L is turned by a spring, and holders 5L, 5R is descended. In that case, the stopper pieces 53L, 53R of the turning arms 50L, 50R is pressed with the rear face of the holder. Therefore, in the descended state of the holder, the turning of the turning arms 50L, 50R can be obstructed securely.
Patent JP-2000243971-A (JP)
Title: Device simulation method
Inventor: KIMURA MUTSUMI
IPC: H01L29/786
Filed: 1999-02-24
Abstract: PROBLEM TO BE SOLVED: To obtain accurate results without substantially increasing calculation time, required memory, etc., for a polycrystalline thin film transistor containing a crystal grain boundary with a high trap density and a MOS interface in a device simulation method of dividing a semiconductor element into a mesh and solving physical equations such as potential equations, carrier continuity equations, etc., by each mesh. SOLUTION: Out of a crystal grain boundary 7 and crystal grains, a mesh 9 finer than in other crystal grain regions is used in a region around the crystal grain boundary. The region around the crystal grain boundary is made a region having a width d1 represented by an expression d1>Nb/Nc from the crystal grain boundary. Nb (cm-2) is a trap density in the crystal grain boundary and Nc (cm-3) is a carrier density in the crystal grains. Further, the region around the crystal grain boundary is divided into a fine mesh with ten or more divisions. By these methods, potential distribution of crystal grains is sufficiently smooth in a sufficient region around the crystal grain boundary, and accurate simulation results can be obtained. A similar mesh dividing method is also used for a MOS interface 8.