baber/WOPTO huggingface dataset:
Patent JP-2003029474-A (JP)
Title: Image forming device
Inventor: TSUNEMI TAKEO
IPC: G03G15/00
Filed: 2001-07-12
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device capable of stably obtaining an image of high quality by preventing image-flowing and uneven pitches. SOLUTION: As for the image forming device provided with an image carrier, an electrifying means for electrifying the image carrier, an exposure means for image-exposing the electrified image carrier surface and forming an electrostatic latent image corresponding to the image information on the image carrier, a developing means for sticking toner to the electrostatic latent image and forming a toner image, a transfer means for transferring the toner image to a transfer material at a transfer position, and a fixing device for fixing the toner image on the transfer material by heating and pressurizing the toner image on the transfer material, based on environmental data such as temperature and humidity in and around the image forming device,  either or both a developing device rotating time and an image carrier rotating time before the start of forming the toner image after the start of actuating the device as a copying button is turned on and a signal is transferred from a computer are controlled.
Patent JP-2003029067-A (JP)
Title: Multi branching optical waveguide
Inventor: TAKAHASHI FUMIO
IPC: G02B6/28
Filed: 2001-07-13
Abstract: PROBLEM TO BE SOLVED: To provide a multi branching optical waveguide in which the distance from the incident end to the emitting end is shortened and the substrate is miniaturized with a simple structure without increasing the difference between the losses of respective waveguides of the multi branching optical waveguide. SOLUTION: In the multi branching optical waveguide in which three or more stages of Y-shaped branches, which equally branches incident light from one end side of the substrate into two parts, are provided, the angle between the incident axis of the first stage Y-shaped branch and the incident axis of the second stage Y-shaped branch is θ0 , the incident axes of the Y-shaped branches of the second and subsequent stages are inclined with respect to the incident axis of the first stage Y-shaped branch so that the angle between the incident axis of the first stage Y-shaped branch and the incident axis of the outermost Y-shaped branch of the third and subsequent branches becomes an angle θ which is not larger than θ0 , thus the incident axis angles are not larger than the angle θ0 of the first Y-shaped branch, the expansion of outer waveguides is easily set back,  the difference between the length of outer waveguides and the length of inner waveguides is not large, the distance from the incident end to the emitting end is made short without increasing the difference in losses among respective waveguides of the multi branching waveguide, thus the substrate is miniaturized.
Patent JP-2003027003-A (JP)
Title: Coating composition, coating film using the same, anti- reflection coating film, and anti-reflection film
Inventor: YOSHIHARA TOSHIO
IPC: C09D201/06
Filed: 2001-07-13
Abstract: PROBLEM TO BE SOLVED: To obtain a coating composition wherein particles added thereto for imparting a film with some functions such as a prescribed refractive index and conductivity are excellent in dispersibility and dispersion stability and wherein time-dependent deterioration of the coating film due to the particles' photocatalytic activity is radically retarded while a low haze level and coating film strength enough to assure practical application are retained, a coating film formed by using the coating composition, and a transparent functional thin film using the coating film. SOLUTION: The coating composition contains (1) inorganic oxide particles whose primary particle diameter is 0.01-0.1 μm, (2) zinc oxide particles whose primary particle diameter is 0.005-0.01 μm and whose specific surface area as determined by the BET method is 10-70 m<2> /g, (3) a binder component, (4) a dispersant having anionic polar groups, and (5) an organic solvent. In a typical case, by using the coating composition, a medium to high refractive indices layers 18 and 19 as anti-reflection coating films 17 may be formed, and in another case, transparent conductive thin films, such as an antistatic film or a transparent conductive film may be formed.
Patent JP-2002094151-A (JP)
Title: Gas discharge laser provided with blade insulation electrode
Inventor: UJAZDOWSKI RICHARD C
IPC: H01S3/038
Filed: 2001-06-11
Abstract: PROBLEM TO BE SOLVED: To provide a gas discharge laser provided with a blade insulation electrode for a gas discharge with an erodable electrode capable of withstanding several billions of pulses without adversely affecting a gas flow and without adversely affecting laser beam quality. SOLUTION: This gas discharge laser is provided with a laser chamber with two elongated erodable electrode elements. At least, one of the electrode elements is provided with a generally blunt blade shape comprised of a material having high electrical conductivity with a flow shaping dielectric fairing positioned on each of two sides of the blunt blade-shaped part. A pulse power system provides electrical pulses at the frequency of at least 1 kHz. A blower circulates laser gas between the electrodes at speeds of at least 10 m/s, and a heat exchanger is provided to remove heat produced by the blower and the discharges.
Patent JP-2002117784-A (JP)
Title: Cathode ray tube
Inventor: KOBAYASHI HIROSHI
IPC: H01J29/07
Filed: 2001-07-17
Abstract: PROBLEM TO BE SOLVED: To provide a cathode ray tube capable of preventing mislanding of a color electron beam due to a local doming phenomenon to prevent color divergence, irregular color, and lowering of luminance, by forming a slit in a dead space. SOLUTION: In this cathode ray tube equipped with a shadow mask 18 having and effective area 19 where the rows of openings 21 for electron beams to pass through are arranged, and a dead space 20 formed outside the effective area 19, the slit 23 extending along the rows of the openings 21 is formed in the dead space 20. Thereby, since the thermal expansion of the dead space 20 caused by a temperature rise can be made small, and stress applied to the rows of the openings in the effective area 19 adjacent to the dead space 20 can be suppressed, the occurrence of the local doming phenomenon can be suppressed.
Patent JP-2003034274-A (JP)
Title: Traveling device of crawler vehicle
Inventor: KAMOTO MASASHI
IPC: B62D55/116
Filed: 2001-07-19
Abstract: PROBLEM TO BE SOLVED: To provide a crawler vehicle, which supports a crawler traveling device with a track frame vertically moving relative to a body frame, is able to constantly keep the condition of the proper crawler length and improve driving performance while keeping a positional relation of a drive sprocket of the crawler traveling device and other track rollers unchanged even if the crawler traveling device is made to vertically move by a parallel link. SOLUTION: A transmission 32 is fixed on a body frame 3 loading an engine, and a transmission mechanism, which freely vertically supports the whose of the crawler traveling device 2 while fixing the drive sprocket and the other track rollers that constitute the crawler traveling device, and transmits power to the drive sprocket 17 from the transmission 32, is mounted to a track frame 23 attached to the body frame 3 via the parallel link 24, independently from the parallel link.
Patent JP-2003033364-A (JP)
Title: Ultrasonic wave hand-piece
Inventor: OTA HIDEFUMI
IPC: B06B1/02
Filed: 2001-07-23
Abstract: PROBLEM TO BE SOLVED: To realize a high precision surgery or a raw material processing that is excellent in operability and operation efficiency by outputting a desired synthetic oscillation of a vertical torsion in an ultrasonic wave horn-tip by processing vertical oscillations transmitted from an ultrasonic wave oscillation mechanism. SOLUTION: The hand-piece is equipped with an ultrasonic wave oscillation mechanism that outputs ultrasonic wave oscillations, a horn that amplifies oscillations transmitted from the ultrasonic wave oscillation mechanism by being connected with the ultrasonic wave oscillation mechanism, and a ditch part to convert the vertical oscillations transmitted from the ultrasonic wave oscillation mechanism into synthetic oscillations of vertical torsion. The ditch part is formed more than one on the above-mentioned horn and/or on the peripheral face of a member which is connected to the horn, and in addition, the purpose of this invention is solved by the ultrasonic wave hand-piece which is characterized in that the ditch part is provided in the vicinity of the stem position of the torsional vibration.
Patent JP-2003037504-A (JP)
Title: Device for generating gray code
Inventor: MIHARA SHIMA
IPC: H03M7/16
Filed: 2001-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a device for generating gray code, which can directly generate a gray code without generating a binary code and without reducing the maximum operating frequency even when the bit number of the gray code increases. SOLUTION: Shift registers are provided connecting D flip-flops 1 to 2, 3 to 6, and 7 to 14 in cascade respectively for gray code bits D0 to D2. The number of steps of each shift register (the number of D flips) is set according to the periodicity (the number of times that '0' or '1' is repeated), appearing in each bit of the gray code. Input terminals of the D flip-flops 2, 5 and 11 are connected to inverted output terminals of the D flip-flops 1, 4 and 10 in the former steps respectively so that '0's are output after the occurrence of the gray code until the appearance of the periodicity. Furthermore, to simplify the configuration of the device, an output terminal of the D flip-flop 10 set in the D2 bit provides the highest order bit (D3 bit).
Patent JP-2003034242-A (JP)
Title: Electronic braking control device having braking characteristics switching function
Inventor: MATSUBARA KENICHI
IPC: B60T8/00
Filed: 2001-07-25
Abstract: PROBLEM TO BE SOLVED: To provide an electronic braking control device having a braking characteristics switching function capable of changing EBS characteristics without using an exclusive device, and also capable of imparting more stable braking. SOLUTION: The electronic braking control device having a braking characteristics switching function is provided with a means (1) for transmitting a brake pedal stroke signal, an electronic control device (2), and a braking device (3). A braking characteristics database (5) and braking force distribution database are stored in the electronic control device (2). The braking characteristics database is composed of a plurality of separated databases (5a-), and a braking characteristics switching device (8) is connected to the electronic control device (2), and hence, the electronic control device is constituted so as to have selectively any one of the plurality of the braking characteristics (5a-).
Patent JP-2003042832-A (JP)
Title: Negative feedback type digital acceleration vibration seismometer, acceleration seismoscope, and observation system
Inventor: KINOSHITA SHIGEO
IPC: G01H11/02
Filed: 2001-07-27
Abstract: PROBLEM TO BE SOLVED: To take out a high-resolution digital signal having a wide dynamic range that is less affected by turbulence noise or the like from the later stage of an acceleration vibration seismometer. SOLUTION: The navigation feedback type digital acceleration vibration seismometer comprises a pendulum system 1, a displacement conversion means 2 for detecting the displacement in the pendulum system 1, a digital processing means 6 for converting the output of the displacement conversion means 2 to a digital signal and for converting to an analog signal again, a feedback means 4 for feeding back an analog signal that is converted by the digital processing means 6, and a drive means 5 for maintaining the pendulum system 1 in a still state by the feedback current of the feedback means 4. A digital signal is taken out by the digital processing means 6, thus taking out high- resolution, wide dynamic range digital output that is less affected by turbulence nose or the like.
Patent JP-2003038829-A (JP)
Title: Game machine
Inventor: SUGIJIMA KISHIO
IPC: A63F7/02
Filed: 2001-07-30
Abstract: PROBLEM TO BE SOLVED: To provide a game machine which can judge whether an excessive put-out is accidentally performed, or the excessive put-out is performed by an abnormality of a putting out device such as a failure, when the excessive put-out by the putting out device is detected; and can release the abnormality notification when a put-out after the detection of the excessive put-out is normal. SOLUTION: For this game machine, an abnormality-detecting means, an abnormality-notifying means, and an abnormality-releasing means are provided. In this case, the abnormality-detecting means detects that the putting out state is abnormal when a put-out detecting means 60, which detects game mediums to be put out by the putting out device 56, detects a put-out exceeding a quantity to be put out. The abnormality-notifying means notifies the abnormality when the abnormality-detecting means detects the abnormality. The abnormality- releasing means releases the abnormality detecting state and the abnormality notifying state when it is detected that a put-out is normal by the put-out detecting means after the detection of the abnormality by the abnormality- detecting means.
Patent JP-2003044895-A (JP)
Title: Coin paying-out processing machine
Inventor: KAWAMOTO KAZUHIRO
IPC: G07D1/00
Filed: 2001-07-30
Abstract: PROBLEM TO BE SOLVED: To provide a coin paying-out processing machine which can shorten the driving time of a vertical carrying conveyor 75 for carrying supplied coins and surely confirms remaining coins. SOLUTION: At the time of coin supply, supply coins in a supply and recovery cassette 73 are sent into a denomination-classified coin storing and throwing- out part 58 through the vertical carrying conveyor 75, a string and feeding part 21, and a coin passage 33. The quantity of supply coins sent from the supply and recovery cassette 63 is confirmed by a counting part. The quantity of supply coins confirmed by the counting part is compared with the quantity of coins passing through a discrimination part 41 of the coin passage 33, and driving of the vertical carrying conveyor 75 is stopped when they coincide with each other as the comparison result. The remaining of supply coins in a route from the supply and recovery cassette 73 to the discrimination part 41 of the coin passage 33 is confirmed on the basis of the comparison result.
Patent JP-2003002550-A (JP)
Title: Operation information collecting adaptor device for elevator/escalator
Inventor: HAGA TADASHI
IPC: B66B3/00
Filed: 2001-06-25
Abstract: PROBLEM TO BE SOLVED: To provide an adaptor device connected to a control board in an elevator/escalator made by any manufacturer for collecting real-time operation information of the connected elevator/escalator. SOLUTION: By means of this adaptor device, troubles in extracted information such as a timing difference and a signal level difference of operation information specific to each manufacturer and each machine type resulting from usage of a three-phase power source in the connected elevator/escalator control board are matched to be outputted as various operation information.
Patent JP-2003045582-A (JP)
Title: Connector device and personal computer
Inventor: AMARI SHINICHI
IPC: H01R24/00
Filed: 2001-07-31
Abstract: PROBLEM TO BE SOLVED: To eliminate complexity in the connection of a cable to a peripheral device, requiring electric power larger than suppliable electric power of a USB standard. SOLUTION: A USB connector is arranged for inserting and extracting an A plug 7 into and from an A receptacle 2, and a power connector capable of supplying electric power larger than the USB connector is arranged separately. While the power connector is provided integrally with a power receptacle 3 with the A receptacle 2, a power plug 8 is arranged integrally with the A plug 7, and is constituted so that the power plug 8 is inserted into and extracted from the power receptacle 3, in association with insertion and extraction of the A plug 7.
Patent JP-2003050342-A (JP)
Title: Zoom lens barrel
Inventor: SUGA TETSUO
IPC: G02B7/04
Filed: 2001-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a zoom lens barrel capable of maintaining high accuracy, without needing a complicated collapsible cam, and without being affected by a disturbance due to an attitude difference and vibration at varying a power and at photographing, and also, which can be made compact. SOLUTION: The zoom lens barrel is provided with 1st, 2nd and 3rd lens holding frames 1, 2 and 3 for holding 1st, 2nd 3rd lens groups 11, 12 and 13 which can be moved forward and backward, the 1st and 3rd lens holding frames 1 and 3 are collapsed adjacently at non-photographing, on the other hand, at photographing, the 1st lens holding frame 1 is extended to a photographing- zooming position, and the collapsed barrel receiving part 3b of the 3rd lens holding frame 3 is released and the 1st and 3rd lens holding frames 1 and 3 are moved by the energizing force of a compression spring 16 so as to be positioned at a prescribed separation distance. The separation distance is decided by a step pin 17 and a hook part 3i. And, the 2nd lens holding frame 2 is supported in each zoom position in an area between the 1st and 3rd lens holding frames 1 and 3 so as to be moved forward and backward.
Patent JP-2003048907-A (JP)
Title: Method for producing crosslinkable (meth)acrylamide copolymer solution
Inventor: SAITO HIROSHI
IPC: C08F2/10
Filed: 2001-08-06
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a crosslinkable (meth)acrylamide copolymer solution slightly emitting fumes during heat-curing and having excellent low-temperature curability and water miscibility. SOLUTION: This method for producing the crosslinkable (meth)acrylamide copolymer solution is characterized as follows. A monomer mixture composed of (a1) 15-99.8 wt.% of (meth)acrylamide having N-methylol group or an N- alkoxyalkyl group, (a2) 0.1-40 wt.% of an ethylenically unsaturated monomer having an acidic group and (a3) 0-65 wt.% of other ethylenically unsaturated monomers is radically polymerized in the presence of (c) an azo polymerization initiator and (d) a chain transfer agent composed of hypophosphorous acid or its salt in (b) an aqueous medium.
Patent JP-2003074090-A (JP)
Title: Water leakage detecting method of deep water intake pipe
Inventor: NISHIKAWA YUTAKA
IPC: G01M3/20
Filed: 2001-08-06
Abstract: PROBLEM TO BE SOLVED: To provide a water leakage detecting method of a deep layer intake pipe capable of easily detecting water leakage and a water leakage place of the deep layer water intake pipe. SOLUTION: A water filling riser 2 is connected to the vicinity of a drain port 6 in a water intake chamber 3 of the deep layer water intake pipe 1 via a directional control valve 5, and after switching the directional control valve 5 to the water filling riser 2 side, liquid having a specific gravity smaller than seawater is filled up to an intake port 10 of the deep layer water intake pipe 1 from the water filling riser 2, a water level in the water filling riser 2 at this time is recorded, and water leakage is determined by a change in the water level in the water filling riser 2. The depth from a water surface of the water leakage place is calculated by the water level difference, and the vicinity is observed by an ROV so that the water leakage place can be confirmed.
Patent JP-2003055274-A (JP)
Title: Method for producing tetrahydroindene
Inventor: NOMURA YOSHIHIRO
IPC: C07B61/00
Filed: 2001-08-08
Abstract: PROBLEM TO BE SOLVED: To provide a method for economically producing tetrahydoindene from 5-vinylnorbornene. SOLUTION: This method comprises producing tetrahydroindene from 5- vinylnorbornene using a zeolite catalyst having a Si/Al atomic ratio of >=50 and pore structure having a main cavity inlet of >=12-membered oxygen ring.
Patent JP-2002146943-A (JP)
Title: Composite fire resistive covering method
Inventor: NAKATANI YOSHITAKA
IPC: E04B1/94
Filed: 2001-08-08
Abstract: PROBLEM TO BE SOLVED: To provide a composite fire resistive covering method which can exhibit sufficient fire resistive performance even if a gap is formed at a location where a fire resistive covering material is overlapped on a fire resistive partition wall, or the fire resistive covering material is damaged due to vibrations at the time of an earthquake or the like. SOLUTION: When fire resistive covering is performed on a joint portion of the fire resistive partition wall 3 connected to a lower portion of a metallic beam 1 bearing a floor slab 4, and on the metallic beam 1, the fire resistive covering materials 2 and 2 are mounted on both sides of the metallic beam 1 in a manner overlapping on the fire resistive partition wall 3, and the gap 5 formed at an overlapped portion of a lower end of each fire resistive covering material 2 and the fire resistive partition wall 3 is filled with a fire resisting material 6 formed of a thermally expansive material.
Patent JP-2002346260-A (JP)
Title: Device for feeding cloth for sewing machine
Inventor: AKIYAMA TATSUHITO
IPC: D05B27/02
Filed: 2001-08-09
Abstract: PROBLEM TO BE SOLVED: To provide a cloth feeding device which is compact and performs precise movement when moved in a sliding direction. SOLUTION: A sewing machine cloth feeding device is provided with left and right feed dogs (27; 28, 65 and 66) consisting of right and left feed dogs which are divided along a cloth feeding direction, a feed bar (20) for supporting the left and right feed dogs to be movable in a direction crossing the cloth feed direction, a vertical driving means (35) for giving a vertical motion to the left and right feed dogs, a horizontal driving means (38) or giving a horizontal motion to the feed dogs and left and right driving means (51, 63 and an actuator) for giving a motion in a sliding direction which crosses the cloth feeding direction to the feed dogs.  The device is constituted by providing a plurality of support shafts (29a, 29b, 67 and 68) which are individually fixed to the left and right feed dogs and arranged along the sliding direction and a plurality of support holes (21c, 21d, 21m and 21n) which are formed at both ends of the feed bar in the sliding direction in order to support the support shafts so as to be independently movable along the sliding direction.
Patent JP-2003057800-A (JP)
Title: Method and device for focus monitor, and manufacturing method of semiconductor
Inventor: NAKAO SHUJI
IPC: G03F1/68
Filed: 2001-08-09
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for focus monitor which have a high detection sensitivity in the z direction and don't require replacement of an illumination aperture and to provide a manufacturing method of a semiconductor device. SOLUTION: The focus monitor method uses modified illumination to transfer the pattern of a photo mask 5 for phase shift focus monitor to a photo resist 21b on a semiconductor substrate 21a. The photo mask 5 for phase shift focus monitor has first and second light transmission parts 5c and 5d adjacent to each other across a light shielding pattern 5b between them and is so constituted that a phase difference other than 180 deg. may be given for respective exposure light transmitted through the first and second light transmission parts 5c and 5d.