baber/WOPTO huggingface dataset:
Patent JP-2003225649-A (JP)
Title: Method of treating contaminated soil
Inventor: MATSUBARA TAKASHI
IPC: B09C1/10
Filed: 2002-02-01
Abstract: <P>PROBLEM TO BE SOLVED: To remove heavy metals even from contaminated soil having high pH.  <P>SOLUTION: In the method of treating the contaminated soil, plants 3 are planted on the contaminated soil 2 contaminated with the heavy metals such as Cr (chromium), Cd (cadmium), Co (cobalt), Ni (nickel), and Pb (lead) which have larger ionization tendency than hydrogen and flower of sulfur 5 is added to the contaminated soil as a material to be changed to acid. The plants 3 are properly selected from plant groups having acid resistance (for example, the acid resistance of about pH 3.5) and heavy metal resistance. For example, a rush can be used.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003225705-A (JP)
Title: Method of working soft copper material
Inventor: ABIKO KENJI
IPC: B21C9/00
Filed: 2002-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of working a soft copper material with a specified cross-section or smaller in which an increase in hardness caused by the adhesion and infiltration of a lubricating solution is suppressed.  <P>SOLUTION: In the method of working a soft copper material where copper of ≥99.98 wt.% is used as a stock, and is subjected to extension working so as to control the cross-section to ≤0.01 mm<SP>2</SP>, and the total content of gas components of oxygen, carbon, nitrogen and sulfur present in the copper material after temper-annealing is controlled to ≤0.005 wt.%. In this case, as a lubricating solution used in the above extension working stage, an aqueous solution in which the total content of oil contents and a surfactant is ≤0.02 wt.% is adopted.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003233798-A (JP)
Title: Interaction media device and experience transmission system using the device
Inventor: HAGITA NORIHIRO
IPC: G06F19/00
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an experience transmission system making it possible to mutually share experiences of human beings.  <P>SOLUTION: A cooperation media 1a acquires and stores experience information of a first user by automatically and cooperatively interacting with the first user. A cooperation media 2b makes a second user to follow the experiment of the first user using the experiment information of the first user read from the cooperation media 1a via a network 3.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003232648-A (JP)
Title: Navigation device
Inventor: KOYAGI SHIGERU
IPC: G01C21/00
Filed: 2002-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide preliminary knowledge of an induction route to run from now on to a user who runs on the induction route.  <P>SOLUTION: A main control part 113, if a stop judging part 103 detects the stop of a vehicle, advances a virtual present position from a present position to a destination, and at each point of time, conducts simulation producing and displaying a simulation image representing distance from the present position to a facility shown by each icon figure, estimated requiring time, and the virtual present position on a map containing the display of the icon figure showing the facility along the induction route. And if the user selects the icon figure on the simulation image, detailed facility information of a corresponding facility is displayed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003241531-A (JP)
Title: Image forming apparatus
Inventor: SASAKI HIROBUMI
IPC: G03G15/16
Filed: 2002-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of keeping a sensor function concerning a separation pawl or a resist by suppressing flapping of an intermediate transfer belt which is an image carrier.  <P>SOLUTION: The image forming apparatus is provided with the intermediate transfer belt to which a toner image is transferred from the image carrier, pressurizes the intermediate transfer belt and a paper with a backup roller provided inside the intermediate transfer belt and a transfer roller arranged opposing it across the intermediate transfer belt and transfers the toner image formed on the intermediate transfer belt on the paper one by one. The image forming apparatus has the separation pawl outside the intermediate transfer belt within a range contacting with the peripheral surface of the backup roller and has a pressurization means provided in an upstream side of and near the separation pawl and pressurizing the intermediate transfer belt inward from outside.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003237309-A (JP)
Title: Pneumatic radial tire
Inventor: MIYAZAKI SHINICHI
IPC: B60C9/22
Filed: 2002-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To enhance the road noise reduction effect while ensuring the durability.  <P>SOLUTION: A band cord of a band layer is formed of a polyethylene-2,6 naphthalate fiber cord of the cord thickness of 2,500 to 3,600 d, and of the strand number of 30 to 40/10 cm. In the polyethylene-2,6 naphthalate fiber cord, the initial modulus at 25°C is set to be 50 to 65 gf/d, and the rate of change of the initial modulus between 25°C and 70°C is set to be ≤±20%.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003237645-A (JP)
Title: Track frame for construction machine
Inventor: URASE KOHEI
IPC: B62D55/10
Filed: 2002-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To reduce a clearance between a yoke of an idle wheel and a guide member, and to control vibration and quake during excavating work so as to improve stability.  <P>SOLUTION: The track frame 11 of a hydraulic excavator comprises a center frame 12 and left and right side frames 15 and 15 provided at the left and right sides of the center frame 12. Idle wheel bracket parts 19 are provided on either front or rear side of respective side frames 15. Moreover, left and right yoke guides 24 and 24 which slidably guide the yoke of the idle wheel in the front/back direction are provided at internal surfaces of the idle wheel bracket parts 19. These yoke guides 24 are formed of a member of U-shape in cross section having upper and lower guide board parts.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003243078-A (JP)
Title: Connector
Inventor: ICHIO TOSHIFUMI
IPC: H01R13/42
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a connector capable of enhancing the handling easiness of a drawing tool.  <P>SOLUTION: The tip of a lance 12 serves as a slipoff prevention part 13 to prevent a terminal metal piece 21 from slipping off, and a tool abutting part 14 is formed beside the slipoff prevention part 13, and the drawing tool J is put in slide contact with the tool abutting part 14 to cause the lance 12 to make an elastic deflection so as to separate from the terminal metal piece 21, and disengages the slipoff prevention. The forefront 14F of the tool abutting part 14 is located behind the forefront 13F of the slipoff prevention part 13, compared with the conventional arrangement in which the two are arranged in the same location. Accordingly in the process of inserting the drawing tool J, this has a shorter slide contact stroke involving a friction resistance between the drawing tool J and the tool abutting part 14, to result in a smaller friction resistance generally which assures excellent working easiness.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003213508-A (JP)
Title: Rubber belt of wear
Inventor: KUROGO SATOMI
IPC: A41D31/00
Filed: 2002-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide the rubber belt of a wear removing by decentralizing the pressure of the rubber belt a trouble such as lumbagoby caused by obstruction of blood flow due to concentration of the tightening force of the rubber belt on the right and left flanks and thrust by the rubber belt into the belly.  <P>SOLUTION: This rubber belt is such that the belt width of a mark 2 as parts contacting with the right and left flanks of the rubber belt of the mark 1 of a figure 1 is widened so as to decentralize the tightening force of the rubber belt concentrated on the right and left flanks.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003243955-A (JP)
Title: Circuit and method for gain switching for preamplifier
Inventor: NOGAMI MASAMICHI
IPC: H03G3/30
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gain switching circuit for executing gain switching only at particular bit locations of a burst signal so as to select a proper conversion gain in response to a level of each burst signal.  <P>SOLUTION: A series circuit comprising a resistive element 6 and a SW 9 and a series circuit comprising a resistive element 7 and a SW 10 are respectively connected in parallel with a feedback resistive element 2b of a preamplifier 2 for amplifying an output current of a light receiving element 1 which converts a burst optical signal into an electric signal and outputting a voltage signal, and the gain switching circuit 3 for selecting the conversion gain of the preamplifier 2 receives an output of the preamplifier 2, closes the SW 9 at particular bit locations and then closes the SW 10 at other particular bit locations on the condition that the SW 9 is closed on the occurrence of a state at which the SW 10 is closed after that.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003235671-A (JP)
Title: Seat structure and its manufacturing method
Inventor: HIRANO MICHIO
IPC: A47C7/40
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a seat structure easily manufactured of coated cloth with bags and being applicable to an arbitrary seat shape.  <P>SOLUTION: This seat structure as a seating part or a backrest part to be disposed in its back is provided with the coated cloth 10 having bags 11 and 12 connected to its tip-side and base-side circumferential parts, and both-side circumferential parts, lateral frames 13 to be inserted to the bags 11 in the tip-side and base-side circumferential parts, vertical frames 20 to be inserted in the bags 12 in the both-side circumferential parts, a plurality of connecting frames 26 having their both ends attached to the vertical frames, and mutually independent pads 30 and 35 to be installed to the lateral frames inserted into the bags 11 and the vertical frames 20 inserted to the bags 12. The both ends of the lateral frames 13 inserted to the bags 11 are attached to the tip parts and the base parts of the vertical frames 20 with the coated cloth 10 stretched vertically and the both ends of the connecting frames 26 are attached to the vertical frames 20 with the coated cloth 10 stretched laterally.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003246466-A (JP)
Title: Loader and loading method
Inventor: SHIMOZU TOSHIHITO
IPC: B65G67/04
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a loader and a loading method that can accurately load a truck with a prescribed quantity of bulk cargo with high loading efficiency without needing an exclusive worker.  <P>SOLUTION: This loader is provided with an unloader 1 storing unloaded bulk cargo in a hopper 5 and opening and closing a hopper gate 8 to load a truck 7 with the bulk cargo from the hopper 5. The loader is further provided with a road surface traveling truck 10 formed to allow the truck 7 to get on and off; a truck scale 18 for detecting the weight of the truck 7 getting on the road surface traveling truck 10; and a control device 21 for monitoring the loadage of the bulk cargo on the basis of the truck weight detected by the truck scale 18, to control opening and closing of the hopper gate 8.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003245214-A (JP)
Title: Bubble bath system
Inventor: KAMO MITSUHIRO
IPC: A47K3/00
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bubble bath system in a bathroom.  <P>SOLUTION: A compressor 92 is provided on the reverse side of the ceiling 18 of a unit bath, to ensure the isolation from moisture. This facilitates setup of a bubble bath system in the bathroom by merely arranging the other elements of equipment in place. After discharging a detergent solution, this system also makes hot water from a boiler 50 flow into a hot bubble generator, while making air from the compressor 92 come into a nozzle 82, so as to clean the nozzle.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003245652-A (JP)
Title: Polluted soil cleansing equipment and polluted soil cleansing plant
Inventor: TAKEGAWA MAKOTO
IPC: B09C1/06
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide equipment for cleansing a polluted soil that is capable of uniformly conducting the cleansing treatment of the polluted soil with a low heating temperature and that is capable of obtaining a recyclable cleansed soil, to provide a polluted soil cleansing plant and to provide a method for cleansing a polluted soil.  <P>SOLUTION: The equipment for cleansing the polluted soil 27 is characterized by being provided with a heating part 21 that conducts the heat treatment of the polluted soil 27 at the predetermined temperature to produce the cleansed soil and an agitation part 23 that agitates and mixes the heated soil 28 that is heat-treated by means of the heating part 21, and further characterized in that the heating part 21 and the agitation part 23 are arranged so that they are transferrable.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003257600-A (JP)
Title: Heating cooker
Inventor: KONDO MASAO
IPC: F24C15/00
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To improve the use by realizing more sensitive display and adjusting in a heating cooker equipped with a heating information display means to display a heating information related to a heating operation of a heating means.  <P>SOLUTION: The heating information display part 14 to display a heating information related to a heating operation of a heating coil 8 of the left is structured with many LEDs 17 arranged circularly. When a left heating coil operating part is rotated toward right faster than a given speed, the LEDs 17 are lit to the brightness of 100% starting from the left. When it is rotated to right slowly, the brightness of the top LED 17 is changed, for instance in 3 steps. With this, a setting output is displayed in many steps, so that, a fine adjustment is made possible. The same holds good for the right heating coil 9, and heating information display parts 15, 16 of a central heater 10.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003236217-A (JP)
Title: Game medium dispensing system and game medium dispensing seal
Inventor: ASANO TATSUYA
IPC: G06K17/00
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new type game medium dispensing system not using a game card, and to provide a game medium lending IC seal used when a game medium is dispensed in the game medium dispensing system.  <P>SOLUTION: When purchasing an IC seal in an inter-board machine 1 or a seal selling machine 2, time number data corresponding to a purchase price is stored in a memory of the inter-board machine 1 or the seal selling machine 2 issuing (selling) the IC seal. When receiving the dispensing of the game medium by use of the IC seal, the time number data stored in the memory of the inter-board machine 1 or the seal selling machine 2 issuing the IC seal is rewritten into data of small times according to an amount of the game medium receiving the dispensing.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003257030-A (JP)
Title: Optical disk drive
Inventor: OBA SADAO
IPC: G11B7/0045
Filed: 2002-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical disk drive improving the recording quality by exactly setting an optimum recording power at the recording time.  <P>SOLUTION: In the optical disk device 1, the optimum recording power is set by detecting a peak value and a bottom value of a reproduced signal by a peak hold circuit 9 and a bottom hold circuit 10, after the AC combination or after the non-AC combination which is selected by a switching circuit 8 for changing over the reproduced signal of a trial writing area of the optical disk 20 to the AC combination side for inputting it to an HPF 7 to make the AC combination and outputting to the peak hold circuit 9 and the bottom hold circuit 10 after the amplitude adjustment made by a variable gain amplifier 6, and to the non-AC combination side for outputting the reproduced signal to the peak hold circuit 9 and the bottom hold circuit 10 as it is while bypassing the HPF 7. Consequently, the asymmetric calculation is accurately attained by adjusting the amplitude by the variable gain amplifier 6 without the AC combination and greatly adjusting the signal amplitude within the unsaturated range of the signal.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003250356-A (JP)
Title: Raising pot and apparatus for producing the same
Inventor: ODAGIRI MITSUHIRO
IPC: A01G9/02
Filed: 2002-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To solve problems of conventional raising pots made of thin synthetic resin in which the cost of disposal treatment after being transplanted in garden or pot, namely extinction, forwarding to seedling suppliers must be loaded.  <P>SOLUTION: The cylinder (2) made of paper is put in a cylindrical body of a production apparatus and a folded bottom receiving part (3) and the bottom (4) are prepared by a pusher on one end thereof. The bottom (4) has a drain opening (5). A pot (1) made of paper can be treated as a burning waste. The production apparatus is composed of a cylindrical body and a pusher and any one of amateur gardeners readily can handle the production apparatus.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003259487-A (JP)
Title: Piezoelectric speaker system
Inventor: MAEKAWA KOJI
IPC: H04R17/00
Filed: 2002-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a piezoelectric speaker system which can reproduce bass frequencies and also obtain a high sound pressure.  <P>SOLUTION: The piezoelectric speaker system is provided with a first piezoelectric element 11 and a second piezoelectric element 12. The second piezoelectric element 12 is attached to the first piezoelectric element 11 through a connecting body 14 so that the amplitude of the second piezoelectric element 12 may be superimposed on an amplitude based on a signal substantially applied to the first piezoelectric element 11, and an amplitude based on a signal applied to the second piezoelectric element 12.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003268610-A (JP)
Title: Medical protective tool set
Inventor: HOJO HIROYUKI
IPC: A41D13/12
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a medical protective tool set securely protecting medical workers from the risk of infection.  <P>SOLUTION: This medical protective tool set has a protective gown 1. The gown comprises a front body 2, a right body 3 and a left body 4 and an openable back. A plurality of fasteners 7 are set on the sides of the right body 3 and the left body 4. The right body 3 and the left body 4 are fastened to each other on the back of a wearer with the fasteners 7 when wearing the gown. When the wearer holds the front body 2 and pulls the front body 2 in the forward direction in view of the wearer, the fasteners 7 get detached and the gown can be removed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003264856-A (JP)
Title: Processing board mounted on electronic equipment, electronic equipment, and method for writing name of mount model
Inventor: HIROSE TAKASHI
IPC: G06F12/16
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To simply correct the name of a mount model.  <P>SOLUTION: One of processing boards mounted inside a television receiver is equipped with software for data rewrite. A title of reading the model name in a service menu in a data rewrite processing program is clicked and a correct model name is clicked from common use model names written in a model name read file. Clicking the model name registers the mounted model name to a prescribed area of a memory means of the processing board. Then the model name is rewritten into a correct mount model name and registered in the processing board. When the mount model name actually mounted is written in addition to the common model name in this way, since the correspondence between the processing board and the model name of the electronic device actually mounted can be taken in the case of recycling the processing board and collecting fault data, the fault data or the like can be stored, analyzed, and then utilized for succeeding design or the like.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003264459-A (JP)
Title: Phase comparator and clock recovery circuit
Inventor: EBUCHI TSUYOSHI
IPC: H03K5/26
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a phase comparator and a clock recovery circuit suitable for an application that handles a data signal with a high speed bit rate in a Gbps class.  <P>SOLUTION: Phase comparators 500, 600 input frequency dividing signals NHOLDH, NHOLDL of the data signals RD/NRD respectively and intermittently perform phase comparison between signals dDAT and CLK. Thus, a timing margin for phase comparison can be increased and phase comparison of signals with high speed bit rate is possible. In addition, the data signal with high speed bit rate in the Gbps class can be handled by providing the phase comparators 500, 600 as the clock recovery circuit.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262816-A (JP)
Title: Scanning optical device and image forming apparatus
Inventor: OKUGAWA YUJI
IPC: H04N1/113
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a scanning optical device the inclination of the scanning line of which is easily adjusted, which is realized by a small adjusting amount and which is miniaturized.  <P>SOLUTION: The scanning optical device is equipped with a holding means for holding an image forming lens, and the holding means is attached to rock a light beam direction in the center of the longitudinal direction of the image forming lens as the center of rotation at the position of the holding means equivalent to the center of the longitudinal direction of the image forming lens.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003264129-A (JP)
Title: Solid-state electrolytic capacitor
Inventor: SUENAGA KAZUHIRO
IPC: H01G9/10
Filed: 2002-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solid-state electrolytic capacitor which hardly changes its electric characteristics even in a high temperature and high humidity environment.  <P>SOLUTION: The solid-state electrolytic capacitor 1 comprises a case 3 open at one end and a capacitor element 2 housed in the case 3 the opening of which is closed with a sealing member 4 made of rubber containing EPT rubber, strengthening heat resistance. The capacitor element 2 is covered with a synthetic resin, i.e., an epoxy resin or fluororesin to block moisture from penetrating from outside.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003267921-A (JP)
Title: Method for producing unsaturated carboxylic acid ester
Inventor: YOKOTA KOUSHIROU
IPC: C07B61/00
Filed: 2002-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for continuously producing an unsaturated carboxylic acid ester stably for a long period by performing a reaction of an unsaturated aldehyde with an alcohol in the presence of oxygen and realizing a high unsaturated aldehyde conversion rate and a high unsaturated carboxylic acid ester selectivity.  <P>SOLUTION: This method for producing the unsaturated carboxylic acid ester by performing the reaction of the unsaturated aldehyde with the alcohol in the presence of oxygen is characterized by using a production device having ≤100 μm Rmax as a surface roughness value measured by the method stipulated in JIS B0601 in at least a part of a wall surface on which a solution containing a catalyst passes through.  <P>COPYRIGHT: (C)2003,JPO