baber/WOPTO huggingface dataset:
Patent JP-2001248920-A (JP)
Title: Controller for refrigeration circuit
Inventor: INOUE SEIJI
IPC: F24F11/02
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To obtain a highly reliable controller for refrigeration circuit operating stably while utilizing refrigerant in the refrigeration circuit effectively. SOLUTION: The controller for refrigeration circuit comprises a compressor, a condenser, a motor expansion valve and an evaporator coupled sequentially through piping, and means for controlling the opening of the motor expansion valve. The control means controls the opening of the motor expansion valve by the degree of supercooling based on the degree of supercooling of the condenser and the degree of superheating of the evaporator when the degree of supercooling is equal to or higher than a target level, and controls the opening of the motor expansion valve by the degree of superheating when the degree of supercooling is lower than the target level.
Patent JP-2001250720-A (JP)
Title: Exchanged connection film and magnetoresistive effect element
Inventor: NAGASAKA KEIICHI
IPC: H01F10/08
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide an exchanged connection film which is capable of ensuring a sufficient exchanged connection magnetic field without increasing the thickness and deteriorating the magnetic field sensitivity. SOLUTION: An exchanged connection film 69 is equipped with a ferromagnetic layer and an antiferromagnetic layer superposed on the ferromagnetic layer. The size of the film 69 is specified by a formula, 5 μm×W μm (W=2, 3, or 4). It is ascertained that a very small antiferromagnetic layer formed smaller than an antiferromagnetic domain of prescribed dimension L=0.64 is very conductive to an enhancement of an exchanged connection magnetic field. Furthermore, by the use of this connection film, a very large connection magnetic field can be ensured without increasing the antiferromagnetic layer in thickness or decreasing the ferromagnetic layer in thickness.
Patent JP-2001246247-A (JP)
Title: Method for producing photocatalyst
Inventor: NOJIMA SHIGERU
IPC: B01J21/18
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To produce a photocatalyst which can be held stably in a particulate state even when it is pulverized and can develop a quantum size effect and a method for decomposing harmful substances using the photocatalyst. SOLUTION: When TiO2 is produced by hydrolyzing a titanium alkoxide as a TiO2 raw material, after the hydrolysis, the product is subjected to acid treatment or alkali treatment to form a TiO2 precursor, and TiO2 is pulverized.
Patent JP-2001254848-A (JP)
Title: Cock for container
Inventor: OKADA YUTAKA
IPC: B65D77/04
Filed: 2000-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a cock for a container having a small number of parts and easy to mount. SOLUTION: The cock 1 for the container is provided with an outer cylinder member 10 which is formed in a cylindrical shape, has openings 10a, 10b at both end parts, has a first communication hole 14 on a side surface and is fixed to the container 3 so that one of the openings 10a, 10b at both the end parts may be communicated with a take-out port provided on the container 3 and an inner cylinder member 20 which is formed into a cylindrical shape, has an opening at one end part, is closed by a cover part 22 at the other end part and has a second communication hole 24 which is inserted form the opening 10b of the outer cylinder member 10 by directing the opening at the one end toward a tip, is coaxially stored so as to be slidable and rotatable and is capable of taking a position overlapped with the first communication hole 14 by rotation on the side surface.  The outer cylinder member 10 and the inner cylinder member 20 have falling prevention mechanisms 18, 28 for preventing the inner cylinder member 20 from falling from the outer cylinder member 10 by moving the inner cylinder member 20 in a direction along a cylinder axis line A.
Patent JP-2001254709-A (JP)
Title: Connecting structure of pipe
Inventor: ISURUGI KAORU
IPC: E04B1/58
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a connecting structure of a pipe capable of easily connecting a pair of pipes by decentering their shaft centers and easily connecting a pair of pipes different in cross-section shapes and cross-section dimensions by concentering or decentering their respective shaft centers. SOLUTION: This connecting structure 1 of a pipe is constituted by arranging a connector 10 between end parts 5a, 5b of a pair of pipes 2a, 2b arranged along the longitudinal direction so that their respective shaft centers are decentered, forming a pair of fitting parts 11a, 11b provided on this connector 10 by decentering their respective shaft centers, fitting them respectively on the end parts 5a, 5b of a pair of the pipes 2a, 2b and fixing the pipes 2a, 2b and the fitting parts 11a, 11b by through bolts 8a, 8b and nuts 9a, 9b.
Patent JP-2001257511-A (JP)
Title: Resonator, filter duplexer and communication equipment
Inventor: ANDO MASAMICHI
IPC: H04B1/38
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a resonator having reliability for a long period by preventing a resonance frequency from being changed because a screw fixed with a nut is loosened by periodical temperature change over a long period. SOLUTION: A resonator 10 includes a case 11 consisting of a main body part 1a and a lid part 11b, a cylindrical inner conductor 12 whose one end is connected to the inner bottom surface of the part 11a, the screw 13 which is partially inserted into the case 11 and the nut 14 for fixing the screw 13. All of the case 11, the screw 13 and the nut 14 are formed of invars.
Patent JP-2001259171-A (JP)
Title: Game machine
Inventor: TAKEUCHI NORIKAZU
IPC: A63F7/02
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a game machine to perform more unexpected presentation at the time of a jackpot. SOLUTION: Just after a first symbol display part L1, a second symbol display part L2 and a third symbol display part L3 start the variable display, the displays on the first symbol display part L1, the second symbol display part L2 and the third symbol display part L3 are made to disappear so that a player cannot visually recognize the displays. Then, immediately after that, the variation of the displays on the first symbol display part L1, the second symbol display part L2 and the third symbol display part L3 is stopped to display '7, 7, 7' on them so that the player can visually recognize the displays.
Patent JP-2001265031-A (JP)
Title: Electrophotographic photoreceptor, process cartridge and electrophotographic device
Inventor: YAMAGUCHI YASUHIRO
IPC: C07D487/04
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor having high performance and a long service life at a low cost by utilizing a new electron transferring material excellent in electron transferring ability, compatibility with a resin, chemical stability, etc. SOLUTION: The electrophotographic photoreceptor has a layer containing an N,N'-heterosubstituted aromatic tetracarboxylic acid diimide compound of the formula RN(CO)2X(CO)2NR' (where X is a tetravalent group having an optionally substituted aromatic cyclic structure, R and R' are mutually different hydrocarbon groups or heteroatom-containing hydrocarbon groups and these are groups independent of imido groups and π-electron conjugation).
Patent JP-2001259087-A (JP)
Title: Putter
Inventor: KIMURA MASATO
IPC: A63B102/32
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a putter which makes a head hardly deflect in the toe to heel direction when hitting a ball, enables a golfer to easily hit the ball at its face center and enables the golfer to easily hit the ball by aligning the position in the vertical direction of the face center. SOLUTION: This putter has the head 10 of which neck part 12 extends from a position lower than the face center C of a heel end 10e and which is provided with an intersection position A of a neck part axis X and a shaft axis Y on the face center C side than a heel end 10e.
Patent JP-2000273838-A (JP)
Title: Beach nourishing method
Inventor: ISHIKURA KENJI
IPC: E02B3/06
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To break up waves on a beach and produce the beach by utilizing its natural force. SOLUTION: Latticelike frame wave breaking spreading materials (a) forming latticelike squares having required size by a material having resistance against shearing force and tensile resistance force such as a steel material or reinforced concrete are continuously spread along the vicinity of a beach line of a beach to be nourished. Next, a wave breaking material 7 such as a stone or a block is put on the front and rear wave breaking spreading materials to engage a lower part of the stone or the block with the latticelike squares of the wave breaking spreading material (a) tightly by waves, and a wave breaking structure B consisting of the wave breaking spreading materials (a) and the stone or block engaged therewith is automatically sunk due to washing and digging actions by means of waves to constitute the rigid wave breaking structure B.  Sands carried by waves are deposited on a land side on a rear surface of the wave breaking structure B to produce a beach.
Patent JP-2001267735-A (JP)
Title: Soldering method and soldering device
Inventor: NISHINO TERUMICHI
IPC: B23K1/08
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a soldering method and a soldering device which can prevent the occurrence of the shrinkage cavity of a soldering part or the peeling of solder which is under apprehension of occurrence due to the difference in size of printed boards or the number of layers or the size of parts. SOLUTION: An environmental chamber unit capable of rotation and shifting is provided, and heating air, heating gas, heating liquid, cooling air, cooling gas, coolant, or the like is introduced into the environmental chamber unit. Soldering is performed while controlling the soldering environment of a printed board stored in the environmental chamber unit.
Patent JP-2001268314-A (JP)
Title: Image scanning apparatus
Inventor: ISHIZAKI YUSUKE
IPC: G06T1/00
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To provide an image scanning apparatus capable of preventing any noise or stripe from being made conspicuous as much as possible even when any noise or stripe is generated on an image due to modulation with a spectrum diffuse clock. SOLUTION: This image scanning apparatus is provided with an adjusting means for adjusting the charge storing time of the photoelectric converting means 24, or for adjusting the spectrum diffuse clock of a spectrum diffuse clock generating means 117 in modulating the driving clock of the photoelectric converting means 24 with the spectrum diffuse clock of the spectrum diffuse clock generating means 117. Thus, it is possible to reduce the noise pitch of a noise generated on an image, or to reduce inter-line data difference. Therefore, it is possible to reduce any noise on the image, and to prevent any stripe from being made conspicuous in terms of the vision of a human being.
Patent JP-2001259946-A (JP)
Title: Punching and laser beam compound machine
Inventor: MORITA KAZUHIDE
IPC: B23P23/04
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a punching and laser beam compound machine of a one- shaft-material and one-shaft-punch-light-moving type which can carry out products easily. SOLUTION: A piece of work is moved in an X-axial direction by one shaft for synchronizing a head part 11 comprising a punching head and a laser beam machining head 9 with a receiving part 15 comprising a corresponding die and a cutting plate to move in a Y-axial direction by one shaft for punching or laser beam machining on a desired position of the work. The product and scrap are carried out by opening a first shooter 19 of the receiving part 15 positioned optionally in the Y-axial direction and a second shooter 21 mounted on a moving direction of the receiving part 15.
Patent JP-2001259007-A (JP)
Title: Air cleaning device
Inventor: KAGAWA KENKICHI
IPC: F24F7/00
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To realize an air cleaning module which is small in size and low in cost. SOLUTION: The air cleaning module has a heat storage structure 6 which is arranged across a first passage 3 for passing the air introduced into the air cleaning module 1 and a second passage 4 for passing the air heated to a high temperature by passing catalysts 9, and a motor 8 which rotates this heat storage structure 6. The heat storage structure 6 recovers the heat from the air passing the second passage 4, transports the heat by rotation and can impart the transported heat to the air passing the first passage 3. Since the heat storage structure 6 has the rotating structure as described above, a compact constitution of the air cleaning module 1 is made possible. Since the heat storage structure consists of the simple structure, the inexpensive manufacture thereof is made possible.
Patent JP-2001262515-A (JP)
Title: Method for constructing temporary bearing
Inventor: SAKASHITA KATSUYUKI
IPC: E01D21/00
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a method for constructing a temporary bearing 10 capable of easily performing a removal operation even if a distance between a main beam 1 and a piers 2 is short and low in cost enough to contribute to a reduction in construction cost in a bridge installation work. SOLUTION: A temporary bearing 10 comprising a bottom plate 11, side plates 12, a drop cover 13, and sand 14 is installed on piers 2 in a first step, after the main beam 1 and the piers 2 put on the bearing are fixed temporarily by stretching a PC steel material 5, a spacer 4 is installed between the main beam 1 and the drop cover 13 in a second step, the stretching of the PC steel material 5 is relieved and water jet 6 is injected through a through-hole 12a to scrape out the sand 14 in a third step, the side plates 12 are removed in a fourth step, the water jet 6 is injected to removed the sand 14 and the drop cover 13 and the spacer 4 are gradually lowered in a fifth step, and the bottom plate 11, the drop cover 13, and the spacer 4 are removed in a sixth step.
Patent JP-2001263230-A (JP)
Title: Compressor for pulse tube refrigerator
Inventor: HIRATSUKA YOSHIKATSU
IPC: F25B9/00
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To prevent dislocation of the axis of a cylinder and a piston, and reduce size as a whole. SOLUTION: This compressor for a pulse tube refrigerator includes a piston 2 fixed to a prescribed position inside a compressor casing, a cylinder 3 reciprocated to the piston by a driving source, a pair of cylinders for setting lengthwise directional both end parts of the cylinders to the compressor casing and respectively paired bearing members for reciprocatably supporting the lengthwise directional both end parts of the respective cylinders to the compressor casing. The compressor for the pulse tube refrigerator adopts a flexure spring 4 as the bearing members.
Patent JP-2001258339-A (JP)
Title: Seedling feeder of rice transplanter
Inventor: FUKUMURA YOSHIHIRO
IPC: A01C11/02
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To solve problems that seedling boxes are extremely heavy when the number of seedlings is increased and much labor is required though the seedling boxes are pushed from the external end by an operator with hands so as to gather the seedling boxes placed on a carrying platform to the central side in a conventional rice transplanter equipped with the carrying platform for reserve seedlings, lightly move the seedlings and thereby reduce the labor. SOLUTION: This seedling feeder of the rice transplanter is characterized in that a seedling-carrying platform 14 is capable of carrying the seedlings and movable and is obtained by composing the external end side of the seedling- carrying platform 14 so as to be vertically tiltable so that the posture of the external end side thereof is changed from a horizontal posture to a tilted posture in which the external end side is lifted upward and a connection guide part 18 for providing a smaller tilt angle than the tilt angle when the external end side is tilted in a connecting part of the external end side to the base end side is arranged.
Patent JP-2001261300-A (JP)
Title: Elevating and lowering mechanism for suspension rod
Inventor: TSUCHIKAWA ZENJI
IPC: B66F19/00
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a recording medium storing a positional information service system and a positional information service program with which a receiver can reuse a data and which can prevent a request from a non-contractor. SOLUTION: A transmission terminal has a key renewal means to renew a key in its own device by a key distributed from a positional information control center, an encipherment means to form encipherment positional information and a transmission terminal communicating means to transmit to a receiver terminal, the receiver terminal has a positional information acquiring means to acquire decoded positional information from the positional information control center, a display means to display positional information and stores the encipherment positional information and the positonal information in a memory means by making them into a set, and the positional information control center has a key renewal means to renew a key to decode periodically,  a key distributing means to distribute a renewed key to the transmission terminal by the renewal means and a decoding means to provide the encipherment positional information to the receiver terminal by decoding it.
Patent JP-2001270119-A (JP)
Title: Monolithic type ink jet printer head
Inventor: SHIODA JUNJI
IPC: B41J2/16
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a monolithic type ink jet printer head which can stably secure a good printing quality by preventing generation of bubbles because of electrolysis of ink. SOLUTION: In this ink jet printer head 35, a p-well 37 is formed to a surface layer part of an n-type silicon substrate 36 and then a logic circuit 38 and a transistor 39 for driving are formed in the p-well 37. The p-well 37 is connected to a grounded circuit. A p-n junction part 57 is formed along the periphery of the p-well 37. Between wall faces of an ink supply groove 45 and an ink supply-and-transfer hole 45 of the silicon substrate 36 and the grounded circuit inside the p-well 37 is separated by the p-n junction part 57. A voltage direction in which a current is sent from a common electrode 42 of a power supply potential VH towards the substrate grounded circuit becomes opposite to a direction of a diode effect provided in the p-n junction part 57 between the n-type silicon substrate 36 and the p-well 37.  Accordingly a short-circuiting circuit via the ink and the silicon substrate 36 shown by solid line arrows 54 and 56 in Fig. is interrupted.
Patent JP-2001272601-A (JP)
Title: Optical system and optical equipment using the same
Inventor: FUJIMOTO MAKOTO
IPC: G02B15/167
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To obtain an optical system and optical equipment using the optical system by which a still picture can be obtained by optically correcting the blur of a photographic picture caused when the optical system is vibrated. SOLUTION: This optical system is provided with four lens groups, that is, a 1st group having positive refractive power, a 2nd group having negative refractive power, a 3rd group having positive refractive power and a 4th group in order from an object side. The 4th group is provided with two lens groups, that is, a 4a group and a 4b group, and the 4a group is moved in a direction nearly perpendicular to an optical axis so as to compensate the blur of the picture caused when the optical system is vibrated. In the case of focusing from an infinity object to a short distance object, at least the 2nd group is moved to an image surface side.
Patent JP-2001271846-A (JP)
Title: Rotatory driving force transmission structure and motor device
Inventor: YAMAMOTO HIROAKI
IPC: F16D3/68
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To prolong the service life of a rubber body for buffering transmitted rotatory driving force. SOLUTION: Each damper part 25 of a rubber damper 14 is supported in the circumferential direction of a rotation axis between a side face 23a of an engaging part 23, provided at a damper accommodating part 22 for accommodating the rubber damper 14, and a side face 29a of an engaging projecting part 29 provided at an output plate 15. A space part 27 for allowing the elastic deformation of the damper part 25 is provided on the inner side face 25c side of each damper part 25.
Patent JP-2001273644-A (JP)
Title: Disk recording/reproducing device
Inventor: YOSHIDA SATOSHI
IPC: G11B7/095
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a traverse mechanism balanced even while a feed motor is loaded. SOLUTION: In a mechanism for performing tilt correction by rotating a first base 7 provided with an optical pickup 107 and an optical pickup moving means with respect to a second base by a pair of fulcrum shafts 16a and 16b, the output shaft of a feed motor 104 as the optical pickup moving means is set on the same axis as that of the fulcrum shaft. Thus, high-speed tilt correction is performed without any increases in inertial moment regarding the fulcrum shaft of a first base assembly 10 as a movable part.
Patent JP-2001285096-A (JP)
Title: Receiver
Inventor: NAKAZAWA SHOGO
IPC: H04B1/16
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To efficiently reduce noise components generated at generation of multipath by minimizing sound cut off. SOLUTION: An electric field strength detector 6 detects the electric field strength of a received signal, an electric field fluctuation detector 9 detects the change of the edge waveform shape of an output signal of the detector 6 to generate an attenuator drive signal, and an attenuator 8 attenuates the output signal of a demodulator 7 according to the attenuator drive signal.
Patent JP-2000349300-A (JP)
Title: Semiconductor device and manufacture thereof
Inventor: SUZAWA HIDEOMI
IPC: H01L23/52
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To reduce the number of processes in a method for manufacturing a semiconductor device by forming a contact hole through simultaneous etching of a laminated film of an inorganic insulating film and an organic resin film made of different materials which have different film thicknesses with a single etching. SOLUTION: A contact hole can be formed into a uniform shape and a uniform size, through an organic resin film 503 and a nitrogen-containing inorganic insulating film 502, even if the films 503 and 502 are made of different materials and have different film thicknesses, when the etch selectivity, namely, the etching rates of dry etching to the films 503 and 502 are set at 1.6-2.9, preferably at 1.9.
Patent JP-2001278570-A (JP)
Title: Car device for elevator
Inventor: HANASHIMA MASATO
IPC: B66B11/02
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a car device for elevator capable of restricting the generation of noise when elevating while reducing the turbulence of the air in the outer surface of the car when elevating the car. SOLUTION: A car 5 is formed of a cage 1, and air fairing covers 4 installed in an upper part and a lower part of the cage 1. A cover material having a raising surface made of the soft-hair material in the tight condition is installed in the outer surface of the car 5 so as to form an air fairing layer 6. With this structure, an air flow to be generated by the elevating car 5 flows while pushing the soft-hair material of the air fairing layer 6 at a position close to an end of the air fairing cover 4, and flows along the air fairing cover 4 so as to increase the flow speed and lower the pressure. With the operation of this air flow, the soft-hair material of the air fairing layer 6 is trembled along the flow of the peeling air and attitude of the soft-hair material is changed, and the generation of spiral in the air flow is thereby restricted so as to reduce the generation of noise.