baber/WOPTO huggingface dataset:
Patent JP-2002156595-A (JP)
Title: Optical scanner and image forming device
Inventor: KOJIMA AKIRA
IPC: H04N1/113
Filed: 2000-11-20
Abstract: PROBLEM TO BE SOLVED: To provide an optical scanner which is made effectively compact without adding a special part and also an image forming device provided with a compact optical scanner. SOLUTION: Since a light beam is detoured to an fθ lens 9 because scanning light emitted by a light deflector 8 is returned by mirrors 10 and 12 after passing through at least one scanning optical device 7, 9 or 11 and passes through a space between the light deflector 8 and the scanning optical device 9, a compact optical path is constituted so as to draw the numeral of four, so that the optical scanner 2 is miniaturized than heretofore. Also, the reduction of a cost, the enhancement of rigidity, the improvement of the space allowance of the other unit, the miniaturization of an entire image forming device 1 and the optimization of an inside structure are attained by miniaturization thereof.
Patent JP-2002160902-A (JP)
Title: Device for generating hydrogen
Inventor: MAENISHI AKIRA
IPC: H01M8/04
Filed: 2000-11-21
Abstract: PROBLEM TO BE SOLVED: To actualize a stable state of combustion at a burner and an excellent property of exhausted combustion gas concerning ingredients and change in flow rate of produced gas at the start of a hydrogen generating device which comprises a reformer, a converter and a cleaning part and whose structure is the produced gas coming from the cleaning part is supplied to the burner. SOLUTION: A device for generating hydrogen can actualize a stable state of combustion at a burner and an excellent property of the exhausted combustion gas by having a passageway which leads the produced gas emitted from the device tot the burner and a detector which measures temperature at the reformer, estimating the flow rate of inflammable gas in the produced gas by signals from a raw materials supplying part and the temperature detecting part in the reformer and controlling the amount of air supplied from an air supplying part.
Patent JP-2002159959-A (JP)
Title: Method and device for purifying underground polluted region
Inventor: EGUCHI MASAHIRO
IPC: A62D3/38
Filed: 2000-11-22
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device by which an underground polluted region polluted by chemicals, in particular by an organic chlorine compound, can be purified in a short period of time, at a low cost and with low energy consumption. SOLUTION: At first, underground water W is pumped up by a pumping means 2 from the underground polluted region X or from the vicinity thereof. Then, pumped-up underground water is subjected to purification treatment (such as aeration treatment of the pumped-up water and oxidation treatment) with a purifying means 4. Further, an oxidant (such as H2O2) is added to purified water by an oxidant adding means 6. Thereafter, purified treated water to which the oxidant is added is injected again into the underground polluted region or the vicinity thereof with an injection means 8.
Patent JP-2002160210-A (JP)
Title: Method for molding tile sheet and pallet for molding tile sheet
Inventor: ASANO KAZUICHI
IPC: B28B11/00
Filed: 2000-11-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for molding a tile sheet wherein tile sheets S and S1 can be molded without spreading of a bond B connecting an adjoining tile T on a rear surface of the tile T while a pallet 1 for molding the tile sheet is provided. SOLUTION: A bond-applying communicating part 13e is formed to a part of a jointing frame 13b. When the tile T is placed on each section 13c of a pallet 10 and the bond B is applied to the communicating part 13e thereafter, the bond B is stuck to the adjoining tile T to connect the tiles T mutually, and a tile sheet 30 can be molded. Since the bond-applying communicating part 13e is provided so as to be positioned lower than a front surface of the tile T and higher than a chamfered part r of a rear surface periphery of the tile T, the bond B sticks only to a side surface of the adjoining tile T and can be prevented from spreading on the rear surface along the chamfered part r of the tile T.
Patent JP-2002161933-A (JP)
Title: Plain bearing for parking brake
Inventor: WATANABE MASAFUMI
IPC: F16D65/18
Filed: 2000-11-24
Abstract: PROBLEM TO BE SOLVED: To provide a plain bearing for parking brake which can move a camshaft in a stable and smooth conditions without rotating or falling out a bush, even if a caliper body is made of aluminum alloy. SOLUTION: By forming a cylindrical bush 11 which holds a camshaft in a winding bush and setting a circumferencial clearance δ in its opening condition in the specified dimension and fitting it elastically into the bearing hole by strong fitting power, the diameter of the bush is enlarged according to the enlarged diameter of bearing hole by thermal expansion, enough fitting power can be held even if it is a caliper body made of aluminum alloy and with large thermal expansion coefficient, and the rotation or fall out of the bush 11 can be protected and can rotate the camshaft in stable and smooth conditions.
Patent JP-2002159549-A (JP)
Title: Massage machine
Inventor: KUBO KOICHI
IPC: A61H15/00
Filed: 2000-11-24
Abstract: PROBLEM TO BE SOLVED: To solve the problem in a conventional massage machine that the protruding quantity of a massage ball cannot be largely changed. SOLUTION: In this massage machine having a massage unit liftably arranged along the seat back of a chair, a massage ball drive unit formed of a patting mechanism for performing a patting operation by longitudinally rocking the massage ball and a massage mechanism for performing a massage operation by eccentrically rotating the massage ball is arranged in such a manner as to be protrudable to and retreatable from the seat back of the chair.
Patent JP-2001208855-A (JP)
Title: X-ray detector
Inventor: SUCH OLAF
IPC: G21K1/02
Filed: 2000-11-27
Abstract: PROBLEM TO BE SOLVED: To provide an X-ray detector capable of reducing cross talk of radiation scattered in the X-ray detector divided in two directions in the space, and being manufactured very accurately in large quantities with an allowable cost, and a scintillator for protecting a semiconductor structure against an X-ray. SOLUTION: In this X-ray detector 8 having a sensor matrix and a scintillator device 20, wire elements 21, 22 are separated on layers A, B for reducing the cross talk relative to adjoining detection elements, and the scintillator 23 is inserted at least partially into a grid opening part 24 formed in this way.
Patent JP-2002171611-A (JP)
Title: Linear motor car for teaching material
Inventor: KOWASE ISAMU
IPC: H02P25/06
Filed: 2000-11-28
Abstract: PROBLEM TO BE SOLVED: To interest observers like pupils with an electromagnetic phenomenon through an arrangement that they can easily confirm a operating state, and to encourage them to study further. SOLUTION: A plurality of cores 6 are linked in a direction of a car body 2 traveling, and a driving coil 7 for levitation and propulsion as a primary coil is wound on each of the cores 6. These driving coils connected with three phase Y-connection constitutes a linear track 3. The car body 2 is placed on the track 3 so that the body can travel in back and forth directions. As a secondary conductor of a bottom surface of a car body 2 a non-magnetic conducive plate 4 is electromagnetically coupled with a plurality of the cores 6, and at the same time, by a three-phase AC power source 12 and a reverse brake 13 in a control unit 11 a moving magnetic filed in an direction to return the car body to the center of the track 3 is generated in the driving coils 7 in both end areas of the track 3.  The moving magnetic field which makes the car body 2 travel alternately in back and forth directions by a three-phase AC power source 12 and a reciprocating drive unit 14 in the control unit 11 is also generated in driving coils 7 in both end areas of the track 3.
Patent JP-2002163103-A (JP)
Title: Portable information terminal and menu display method
Inventor: ITO TAKEYO
IPC: G06F3/0482
Filed: 2000-11-29
Abstract: PROBLEM TO BE SOLVED: To solve problems that the number of selectable menus cannot be grasped, and where a desired menu exists cannot be guessed, thus the desired menu is liable to be overlooked when the menus are scrolled, thereby it takes a long time to complete the selection of the desired menu. SOLUTION: A change of the display angle of a menu selecting roller is accepted.
Patent JP-2002176596-A (JP)
Title: Broadcast signal receiver
Inventor: TERANISHI YASUHIKO
IPC: H04N5/445
Filed: 2000-12-06
Abstract: PROBLEM TO BE SOLVED: To solve the problem that emergency information transmitted together with a broadcast signal can not be confirmed unless the broadcast signal is being viewed. SOLUTION: When a digital broadcasting receiving part 1 receives broadcasting, an information extracting part 5 extracts the packet of the emergency information, and an imaging part 7 outputs the packet as character information. An MPEG-TS form an external device or a recording and reproducing part 4 is supplied to a decoder 8, and the character information from the imaging part 7 is superimposed on a program signal decoded by the decoder 8. Thus, it is possible to confirm the emergency information even though a program on the air is not being viewed.
Patent JP-2002176699-A (JP)
Title: Business broadcast system with recording function
Inventor: OSAWA SHOICHI
IPC: G10L19/00
Filed: 2000-12-06
Abstract: PROBLEM TO BE SOLVED: To provide a business broadcast system having recording function that can smoothly carry out operation, on the occurrence of contention of broadcast signals from the business broadcast system. SOLUTION: The business broadcast system, where input devices respectively connected to input terminals 21 and output devices respectively connected to output terminals 26 are connected switchingly by a line control section 25 to broadcast a sound signal, which is received from a prescribed input device, from a prescribed output device, is provided with a recording means 35, having a semiconductor memory 38 that digitally records the sound signal received from the input terminal 21 at a pre-stage of the line control section 25, the broadcast sound signal received from the input device is recorded digitally in the semiconductor memory 38, and reproduced and broadcast, as required.
Patent JP-2002176130-A (JP)
Title: Sealed semiconductor device and lead frame used therefor
Inventor: MISUMI KAZUYUKI
IPC: H01L23/50
Filed: 2000-12-08
Abstract: PROBLEM TO BE SOLVED: To provide a sealed semiconductor device for easily preventing an internal lead and a semiconductor chip from approaching too much each other when sealing the semiconductor chip and the internal lead with a molding resin. SOLUTION: In the LOC type semiconductor device, a die pad material 4 is put on a die pad 3 and a semiconductor chip 1 is fixed to the die pad 3. A lead 2 including an internal lead 2a extended even to the neighborhood of the pad mounted in the semiconductor chip 1 is provided. Between the internal lead 2a and the semiconductor chip 1, a tape material 8 is provided at a position corresponding to four corners of the semiconductor chip 1. The tape material 8 is fixed by bonding only on the internal-lead 2a side, and not fixed by bonding on the semiconductor 1 side, and put only in contact with the surface of the semiconductor chip 8.
Patent JP-2002183993-A (JP)
Title: Thread control circuit and thread motor control method
Inventor: MIYAMOTO YUKIHIRO
IPC: H02P7/285
Filed: 2000-12-11
Abstract: PROBLEM TO BE SOLVED: To easily carry out the minute driving control of a thread motor. SOLUTION: By a 1st voltage divider 7a, a peak voltage having a positive polarity detected by a 1st peak detector 6a is divided to 1/n, and data showing the divided voltages are held by a 1st data holder 8a. Also, by a 2nd voltage divider 7b, a peak voltage having a negative polarity detected by a 2nd peak detector 6b is divided to 1/m, and data showing the divided voltages are held by a 2nd data holder 8b. By the 1st and 2nd data holders 8a, 8b, signals having voltage amounts shown by the data held in respective holders are transmitted to a 2nd switching device 9. By a polarity discriminator 10, the connected object of the 2nd switching device 9 is controlled in such a manner that the polarity of a signal received from a phase correction device 2 is discriminated.  By an offset supplement circuit 11, an offset voltage having the amount of a signal voltage supplied through the 2nd switching device 9 is superimposed on the signal received from the phase correction device 2.
Patent JP-2002016667-A (JP)
Title: Method and device for detecting dual tone alarm signal in telephone system
Inventor: CHING PHILIP
IPC: H04L12/70
Filed: 2000-12-11
Abstract: PROBLEM TO BE SOLVED: To provide a device that provides an enhanced talk-down and talk-off immunity. SOLUTION: The dual tone alarm signal detection device in a telephone system where at least an off-hook mode is available includes processing channels 104, 106 for each tone. Each channel consists of a band split filter 108 that extracts an object tone and attenuates other tone, a comparator 130 that compares an output of the band split filter with a threshold value, and an adaptive threshold generator 112 that generates the threshold value to be adapted to an output amplitude of the band split filter in order to eliminate voice and music imitation.
Patent JP-2002172567-A (JP)
Title: Fastening depth adjusting device for fastening machine
Inventor: FUJIYAMA TAKEO
IPC: B25B21/00
Filed: 2000-12-11
Abstract: PROBLEM TO BE SOLVED: To prevent the dispersion of the fastening depth in a screw fastening machine, a nailing machine or the like. SOLUTION: A contact nose 10 is vertically slidably mounted on a fixed nose 5 of an air impact driver, an adjustment dial 26 having a cam part 28 is mounted on the contact nose 10, and a stopper 27 opposite to the cam part 28 from its upper part is mounted on the fixed nose 5. When the contact nose 10 is upwardly slid, an outer peripheral face of the cam part 28 abuts on a stopper 27, and the contact nose 10 is stopped. The cam part is a step cam of which a radius from the center of rotation is incrementally changed in accordance with an rotating angle of the adjustment dial, and the sliding stroke of the contact nose is changed by rotating the adjustment dial to an arbitrary click position to adjust the fastening depth of the screw.
Patent JP-2002179324-A (JP)
Title: Paper delivery tray and image forming device
Inventor: EBINA TAKAHITO
IPC: B65H31/36
Filed: 2000-12-14
Abstract: PROBLEM TO BE SOLVED: To provide a paper delivery tray capable of improving alignment of sheets with the structure having a member for receiving a rear end of the sheet, and to provide an image forming device having this paper delivery tray. SOLUTION: A rear end receiver member 90 is provided with a regulating surface 108 for regulating sheets 7 at a regulating position when a rear end of each sheet 7 delivered from an image forming device main body and sprung back by an end fence butts on this regulating surface. A paper delivery tray 16 has this rear end receiver member 90 for regulating the sheets in the fixed condition, or provided in a sorting means, or inclined so that a lower part of the regulating surface comes close to the end fence. An image forming device has this paper delivery tray.
Patent JP-2002184060-A (JP)
Title: Magnetic recording/reproducing method and its device
Inventor: MORIMOTO YASUSHI
IPC: G11B15/14
Filed: 2000-12-15
Abstract: PROBLEM TO BE SOLVED: To provide magnetic recording/reproducing method and device, capable of invalidating unstable measured values and improving the accuracy of adjustment, even when there is scratches or twists in a magnetic tape for adjustment or the disturbance of tape traveling due to the adhesion of a foreign substance or the like, during the automatic adjustment of a head-switching point. SOLUTION: When vertical synchronization signal is inputted, during the automatic adjustment of the head-switching point (S1, S2), phase time difference between a head-switching signal and the vertical synchronation signal is measured (S3), and at detection (S6, S8) of the continuation of a state where the variation (S4) between the phase time different measured in the preceding time and the one measured this time is held to be within a fixed range (S5) by a specific number of times, the stability of the measured phase time different is determind (S9), so that the adjustment time, based on stable (S10) and highly reliable measure values (S11, S12), is calculated (S13).
Patent JP-2002187564-A (JP)
Title: Rear wheel steering control system
Inventor: AKITA TOKIHIKO
IPC: B62D111/00
Filed: 2000-12-18
Abstract: PROBLEM TO BE SOLVED: To provide a rear wheel steering control system that can reconcile contrary events of a reduced turning radius of a vehicle in a low speed range and a suppressed projection of a vehicle rear end, and imposes no sense of incompatibility on a driver. SOLUTION: A target rear wheel steering angle δrs is computed by a bridge control (steps 203 to 214 among others) during a travel over a given distance Xsoe after starting, and by a normal control (steps 215 to 217 among others) after the travel over the given distance Xsoe. The normal control computes the target rear wheel steering angle δrs in the opposite phase to an actual front wheel steering angle δf at least at a given vehicle speed or lower (step 201).  The bridge control computers, in principle, a temporary target rear wheel steering angle δr0 computed on the assumption that the normal control is being executed, as the target rear wheel steering angle δrs (step 210), and if the temporary target rear wheel steering angle δr0 exceeds a limit value δr limits, reduces the target rear wheel steering angle δrs to the limit value δr limits (step 212).
Patent JP-2002188844-A (JP)
Title: Air conditioner
Inventor: KAGAWA SANAE
IPC: F24F11/02
Filed: 2000-12-19
Abstract: PROBLEM TO BE SOLVED: To provide an air conditioner which improves the efficiency of housework and correctly informs the residents of a room of the outdoor environmental information. SOLUTION: An outdoor unit 2 is provided with a pollen sensor 21, ultraviolet ray sensor 22, dust sensor 23, humidity sensor 24 and pressure sensor 25. The outdoor environmental information detected by the pollen sensor 24, ultraviolet ray sensor 22, dust sensor 23, humidity sensor 24 and pressure sensor 25 is transmitted to a receiving part 11 of an indoor unit 1 from a transmitting part 26 of the outdoor unit 2 through communicating wiring 3. Thereafter, the information is transmitted to a remote controller 4 from a transmitting part 13 for the remote controller through a determining part 12. The remote controller 4 displays the outdoor environmental information on a monitor 5 thereof on the basis of the signals from the transmitting part 13.
Patent JP-2002185165-A (JP)
Title: Device for mounting electric component
Inventor: IMAI MIKITO
IPC: H05K1/18
Filed: 2000-12-19
Abstract: PROBLEM TO BE SOLVED: To provide a method of mounting an electric component in a compression type connection technology which can assemble an electric component by one touch and does not need a pressing part to be mounted later such as a pressing spring and prevents deformation or gap from being produced when an outer box is pressed. SOLUTION: Plate springs 26 each constituting engaging means are mounted on both side ends of an electronic component 19 mounted by the compression type connection technology. When the electric component 19 is inserted into the gap between a pair of receiving members 20, the spring contact 24 of the electric component 19 is pressed onto the electrode 25 of a packaged board 16, and the friction force between the plate spring 26 and the receiving member 20 prevents the electric component 19 from being removed.
Patent JP-2002187871-A (JP)
Title: Aromatic oxycarboxylic acid derivative
Inventor: ONO TOSHINOBU
IPC: A61Q19/02
Filed: 2000-12-21
Abstract: PROBLEM TO BE SOLVED: To obtain a new compound having excellent inhibitory action on melanogenesis and high safety of the skin, useful as a bleaching component for a skin care preparation. SOLUTION: This compound is represented by formula 1 or its salt.
Patent JP-2002194562-A (JP)
Title: Method for forming alloyed layer with electron beam and apparatus
Inventor: IWATA ATSUSHI
IPC: B23K15/00
Filed: 2000-12-21
Abstract: PROBLEM TO BE SOLVED: To provide a method for forming an alloyed layer with an electron beam, which dispenses with operation of drying or the like in feeding/fixing an alloy element to an alloying base metal such as a metal material, in a process employing a powdered alloy element, and an apparatus. SOLUTION: The method for forming the alloyed layer with the electron beam comprises, mounting the powdered alloy element on the surface of an area to be alloyed of the base metal to be alloyed, covering the top face with a thin sheet consisting of the same or similar material as the base metal to be alloyed, irradiating the surface of the thin sheet with the electron beam in a vacuum atmosphere, to form the alloying layer on the surface of the base metal to be alloyed.
Patent JP-2001310935-A (JP)
Title: Aromatic polycarbonate resin composition and its production method
Inventor: KAWASAKI HIROYUKI
IPC: G11B7/2534
Filed: 2000-12-26
Abstract: PROBLEM TO BE SOLVED: To provide an aromatic polycarbonate resin composition diminishing development of clear foreign matters when passing through a polymer filter, and excellent in clarity and an appearance of the molded product. SOLUTION: The polyrcarbonate resin composition obtained by interfacial polymerization is characterized as the account of clear foreign matters with a diameter of 10 μm and above contained is 5 parts/g and below. The temperature of a melted composition passing through a polymer filter is to be 280 to 340 deg.C, in the molded that the aromatic polycarbonate resin obtained by interfacial polymerization of an aromatic dihydroxy compound and a carbonate derivative is melted and kneaded, with additives and then passed through the polymer filter.
Patent JP-2002191569-A (JP)
Title: Pulse counter and method for counting pulse
Inventor: MIZUNUMA TAKASHI
IPC: A61B5/0245
Filed: 2000-12-26
Abstract: PROBLEM TO BE SOLVED: To provide a pulse counter for correctly displaying a pulse count and a method for counting the pulse. SOLUTION: The pulse counter that counts the pulse is provided with a pulse sensor for outputting the counted value of the pulse at prescribed time intervals, a first judging means for judging whether or not the counted value is within a first prescribed range W (step 304), a first display means which displays the counted value as the pulse count when the value is thin the first prescribed range and does not display the counted value as the pulse count unless the value is within the first prescribed range (step 305), a second judging means for judging whether or not the succeeding counted value outputted from the pulse sensor is within a second prescribed range W' unless the first display means displays the counted value (step 308)  and a second display means which displays the succeeding counted value as the pulse count when the value is within the second prescribed range and does not display the succeeding value as the pulse count unless the value is within the range of the second prescribed range (step 305).