baber/WOPTO huggingface dataset:
Patent JP-2004088702-A (JP)
Title: Master unit and slave unit for use in half-duplex optical wireless communication system
Inventor: NARUKI HIDETOSHI
IPC: H04B10/11
Filed: 2002-08-29
Abstract: <P>PROBLEM TO BE SOLVED: To cause a slave unit to send consecutive transmission frames from a communication terminal to a master unit without delay at high speed in a half-duplex optical wireless communication system which requires a sequence of transmission permission for half-duplex optical wireless communication.  <P>SOLUTION: When the slave unit 3 receives a frame destined for the slave unit 3 from the communication terminal 4 within a second predetermined period after the master unit 1 performs the sequence of permitting the slave unit 3 to make optical transmission to the master unit 1, the slave unit 3 generates a suppressed dummy signal to urge the terminal 4 to once suspend the transmission of the frame and retransmit the frame, and transmits it to the communication terminal 4. In addition, the slave unit 3 continuously transmits a plurality of frames in a single transmission procedure to the master unit 1 after the permission of continuous transmission is obtained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004096809-A (JP)
Title: Fixing structure between stator core and housing
Inventor: ABIKO ATSUSHI
IPC: H02K1/12
Filed: 2002-08-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fixing structure between a stator core and a housing which enables the stator core and the housing to be surely fixed with the least surplus facilities and moreover using a relatively simple configuration.  <P>SOLUTION: In this fixing structure which fixes the housing 20 to the periphery of the stator core 10, which has a plurality of teeth 11 being projected inward in diametrical direction to allow coils 40 to be wound and a plurality of peripheral annular parts 12 for coupling the outer parts in the radial direction between adjacent teeth 11, the first cut 14 is made at the stator core 10, and also the second cut 23 opposed to the first cut 14 is made at the internal perimeter of the housing 20; and a sealing member 60 which can bound and contract in the radial direction of the stator core 10 is arranged between the first cut 14 and the second cut 23, whereby the housing 20 is fixed to the periphery of the stator core 10.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004095204-A (JP)
Title: Nonaqueous secondary battery
Inventor: KUSANO TERUHIKO
IPC: H01M4/587
Filed: 2002-08-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nonaqueous secondary battery of sufficient capacity from the viewpoint of battery design, causing no degradation in capacity by cycle treatment and appropriately controlled in the charge amount of a negative electrode.  <P>SOLUTION: In this nonaqueous secondary battery provided with a positive electrode, the negative electrode and a nonaqueous electrolyte, (1) the positive electrode is formed of a material that can electrochemically store and discharge lithium, and (2) the negative electrode includes a negative electrode material formed of polycyclic aromatic hydrocarbon obtained by thermally reacting a raw material mainly composed of pitch so that (a) the element ratio of hydrogen/carbon is in a range of 0.50 to 0.05 and that (b) the specific surface area by a BET method is in a range of 0.1 to 50 m<SP>2</SP>/g. Negative electrode release potential in charging in the negative electrode is 20 to 100 mV to lithium potential.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004089499-A (JP)
Title: Dialyzer, and dializing liquid circulation method for the dialyzer
Inventor: TAKAKUWA KENJU
IPC: A61M1/14
Filed: 2002-08-30
Abstract: <P>PROBLEM TO BE SOLVED: To unnecessitate a work for reversely rotating a blood pump for the backward flow of a dialyzing liquid in priming, strictly adjusting the flow rate of the dialyzing liquid by the blood pump, and removing a member for crushing a blood tube from the rotating means of the blood pump.  <P>SOLUTION: The dialyzer is constituted such that a movement housing 32 is stopped at an open position when priming is started, and the blood tube 7a is prevented from being crushed between the movement housing 32 and the rotating means 34 when the dialyzing liquid is allowed to flow into a blood passage 4 from a dialyzing liquid passage 3 while the housing 32 is stopped at the open position. For this reason, the dialyzing liquid flows over the blood pump in the blood tube. When the movement housing 32 is positioned at a liquid feeding position afterward, so as to open an opening/closing clamp 15, the dialyzing liquid is allowed to flow toward a blood tube 7b on a downstream side.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004092831-A (JP)
Title: Planetary gear
Inventor: FUTTERER BODO
IPC: F16H1/46
Filed: 2002-09-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a planetary gear generating minimum backlash to the utmost.  <P>SOLUTION: The planetary gear having a planetary carrier rotatable around a rotating shaft is furnished with at least one planetary wheel 3, a solar wheel 4 and a ring gear 5 arranged on the planetary carrier. The planetary wheel is arranged movable at least in one radial direction against the rotating shaft of the planetary carrier. The ring gear is formed of two parts on a flat surface perpendicular to the rotating shaft of the planetary carrier to minimize the backlash of this kind of planetary gear. The two halves of the ring gear can rotate in the opposite direction each other, and consequently, the planetary wheel shifts in the radial direction and reduces the backlash in the direction of the solar wheel.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004097872-A (JP)
Title: Garbage disposal machine
Inventor: HATANO TAKESHI
IPC: F26B21/00
Filed: 2002-09-05
Abstract: <P>PROBLEM TO BE SOLVED: To prevent odors from being increased by moisture excess when garbage containing a large volume of moisture is fed into a garbage disposal machine utilizing microorganisms.  <P>SOLUTION: The garbage disposal machine is provided with a microorganism treating vessel 2 internally packaged with microorganism carriers, a drying chamber 7 having a blower 8, and a freely openable and closable shutter (partition section) 9 communicatively connecting the treating vessel 2 and the drying section 7 with each other and is provided with an air exit 13 at the ceiling of the drying chamber 7. This configuration makes feeding of the garbage into the treating vessel 2 after drying in the drying chamber 7 possible, thereby obviating the moisture excess in the treating vessel 2. The sufficiently user-friendly garbage disposal machine which obviates the dew formation etc., in the drying chamber 7 and produces the odors to a less extent can be provided by discharging the exhaust air of the drying chamber 7 from the air exit 13.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004098384-A (JP)
Title: Cap-less writing utensil
Inventor: SAWA YUKINORI
IPC: B43K24/08
Filed: 2002-09-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cap-less writing utensil in which a hermetic condition of a tip part in a barrel is made sure with a simple constitution.  <P>SOLUTION: In this cap-less writing utensil, a writing body is arranged in the barrel and a pen-point part of the writing body is freely moved in and out from a tip opening of the barrel. An inner cap formed of a rubber material or an elastic resin material is provided at the tip opening of the barrel. The inner cap has a slit through which a pen-point part is freely moved in and out at the pen-point part outlet side along the axial direction of the barrel, and is provided with a closing part for closing the tip opening, and a front projecting part expanding toward the tip opening direction is formed on the outer peripheral part of the closing part. The inner cap is mounted in the barrel in such a way that a force facing inward from the outer periphery of the front projecting part is applied in the direction intersecting approximately at right angles to the slit face under a condition where the slit is closed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004101283-A (JP)
Title: Compound functional device and manufacturing method for it
Inventor: KANEKO NORIO
IPC: H01L41/29
Filed: 2002-09-06
Abstract: <P>PROBLEM TO BE SOLVED: To secure the function of another detecting element even if one detecting element is broken and to simplify a manufacturing process.  <P>SOLUTION: A metal oxide 2 is divided into a plurality of parts, whereby a plurality of different information pieces are detected by electrodes 3, 4, 5 provided on the respective parts.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004107930-A (JP)
Title: Decoration panel
Inventor: YAMASHITA SADATOSHI
IPC: E04F13/08
Filed: 2002-09-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a decoration panel which can be used for a floor, a wall, a ceiling, etc. excellent in design, fragrance by using a raw wood material with a small diameter obtainable from thinnings and processing it.  <P>SOLUTION: A wood material having 20 cm or smaller diameter is cut in 3-20 mm thick round slices to get discoid plates. These discoid plates are stuck to a base board to make the decoration panel.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004111768-A (JP)
Title: Insulated gate type field effect transistor
Inventor: MATSUMOTO SATOSHI
IPC: H01L21/336
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a novel insulated gate type field effect transistor which raises a power additional efficiency at the time of a linear amplification, while maintains linear amplification characteristics.  <P>SOLUTION: In the insulated gate type field effect transistor, an n-type source region 5, a p-type body contact region 6, a p-type channel region 4, an off-set region 7, an n-type drain region 8, a gate insulating film 9 and a gate electrode 10 are the constituent elements, by using a laminated structure composed of a p-type single-crystal silicon semiconductor substrate 1, a silicon oxide film 2 and a single-crystal silicon semiconductor layer 3. With this structure, the impurity concentration of the off-set region 7 is 1.0×10<SP>12</SP>cm<SP>-2</SP>to 1.6×10<SP>12</SP>cm<SP>-2</SP>.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004115161-A (JP)
Title: Machine-roomless elevator
Inventor: KAWASAKI MIKI
IPC: B66B7/02
Filed: 2002-09-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a machine-roomless elevator decreasing pit depth of a hoistway bottom part, allowing concentrated maintenance activities at upper part of a car, and symmetrically arranging a car side sheave and a car side guide rail on the center of gravity of the car when seen from vertically upward.  <P>SOLUTION: A right and left pair of car side sheaves 16L, 16R is provided to upper part of the car 10, and a traction sheave 17 is arranged on the rear part of the car side guide rail 11L. The right and left pair of car side sheaves 16L, 16R is arranged such that rotation axis lines of the right and left pair of car side sheaves 16L, 16R are extended in parallel with rotation axis line of the traction sheave or in a directional angle near a directional angle of extending of the rotation axis line of the traction sheave.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003178964-A (JP)
Title: Hot plate unit
Inventor: FURUKAWA MASAKAZU
IPC: H05B3/20
Filed: 2002-09-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hot plate unit which can be cooled in a short time while not accompanying structural complexity and size increase.  <P>SOLUTION: This hot plate unit 1 is constituted by a hot plate 3 having a resistor 10 at an opening part 4 of a casing 2. A space S1 through which fluid can flow is constituted by the casing 2 and the hot plate 3. A seal structure 14 is arranged between the upper edge of the opening part 4 of the casing 2 and the bottom-face peripheral part of the hot plate 3.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004116384-A (JP)
Title: Gas turbine combustion control device
Inventor: TANAKA TOMOYOSHI
IPC: H02P9/04
Filed: 2002-09-26
Abstract: <P>PROBLEM TO BE SOLVED: To control a gas turbine so as to constantly burn by mixing air and fuel with a good balance.  <P>SOLUTION: When a generator is driven by a turbine rotated by combustion gas generated from a burner which is supplied with fuel respectively from a main fuel-supply system and a pilot fuel-supply system and supplied with compressed air, a fuel command value is established by finding a fuel flow supplied to the burner in response to a generator output command for setting output of the generator and measured generator output gained as a result of measurement of the output of the generator. A fuel-air ratio is calculated on the basis of an air content in response to chamber pressure of the burner and fuel content in response to the measured generator output, and the fuel flow indicated by the fuel command value is divided between the main fuel-supply system and the pilot fuel-supply system depending on the fuel-air ratio. Furthermore, the compressed air flow rate supplied to the burner is determined on the basis of the fuel-air ratio, and the air flow flowed into an air compressor is determined on the basis of the fuel content in response to the measured generator output.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004120476-A (JP)
Title: Broadcasting receiver with recording and reproducing function
Inventor: SAKAMOTO NORIYA
IPC: H04N5/44
Filed: 2002-09-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a broadcasting receiver with a recording and reproducing function for efficiently and accurately determining a part with many errors without uselessly using a recording medium regardless of the existence of the part with many errors.  <P>SOLUTION: This broadcasting receiver is provided with a receiving means for receiving a broadcast signal, a determining means for determining whether a reception signal received by the receiving means has more errors than the prescribed number of errors, and a recording means for excluding the part having more errors than the prescribed number of errors in accordance with a determination result of the determining means and recording the reception signal on a recording medium. In addition, the broadcasting receiver is provided with a reproducing means for using identification information reproduced from an identification information recording means to skip the part having many errors and reproducing the signal in reproducing the signal recorded on the recording medium.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004119810-A (JP)
Title: Tray for gaseous phase process
Inventor: OYA KAZUYUKI
IPC: H01L21/31
Filed: 2002-09-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tray that achieves the continuous use between processes in which there are not cracks or the like by supporting or retaining a semiconductor substrate.  <P>SOLUTION: In the tray for gaseous phase processes, a heat-resistant thermosetting resin is infiltrated in close contact into a surface including a pore wall surface inside an inorganic continuous pore sintered body whose thickness and open porosity are 0.5-10 mm and 5-50 %, respectively and a thin film made of an extreme thermostable thermosetting resin is formed on it. By adopting a manufacturing method of the tray for gaseous phase processes, both sputtering and diffusion processes can be performed with a semiconductor wafer being placed. Additionally, the tray in which the rubbing scratch of the semiconductor wafer caused by the rubbing between the semiconductor wafer and the tray is not generated is obtained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004118114-A (JP)
Title: Image forming apparatus
Inventor: SAITO MAKOTO
IPC: G03G15/16
Filed: 2002-09-27
Abstract: <P>PROBLEM TO BE SOLVED: To effectively prevent image deterioration such as thickening of a line drawing.  <P>SOLUTION: Image deterioration such as thickening of a line drawing can effectively be prevented since a toner scatter due to discharging between an intermediate transfer belt electrostatically charged at a primary transfer part, and a 1st contact member can be deterred under a condition represented by -2.0≤In(Vtr)-L/(S×logρ)≤-1.0, where L is distance (mm) from the primary transfer part to a position where the intermediate transfer belt comes into contact with the 1st contact part for the first time, Vtr a primary transfer bias (kV) applied to the primary transfer means, (s) the moving speed (mm/sec) of the intermediate transfer belt, and ρ the surface resistivity (Ω/SQUARE).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004123773-A (JP)
Title: Copolyamide resin composition
Inventor: OHASHI ASAMI
IPC: C08G69/02
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a copolyamide resin composition being excellent in molding stability and giving a molding excellent in mold deposition resistance, strengths, rigidity, toughness, appearance, weather resistance, rigidity upon water absorption, and sphericity.  <P>SOLUTION: The copolyamide resin composition contains 100 pts. wt. (A) copolyamide comprising 90 to 99.9 wt.% polyamide 66 (hexamethylene adipamide) units and 0.1 to 10 wt.% polyamide 6 units and terminated with a monocarboxylic acid or a monoamine to a specified degree of termination, (B) a higher fatty acid metal salt, and 0.01 to 1 pt. wt. at least one moldability improver selected from among higher fatty acid esters and higher fatty acid amide compounds.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004123419-A (JP)
Title: Regenerating apparatus of sulfur hexafluoride gas
Inventor: KAWADA MAKIKO
IPC: C01B17/45
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To improve the regeneration process rate of sulfur hexafluoride gas.  <P>SOLUTION: In the regenerating apparatus of sulfur hexafluoride gas, the objective gas for regeneration consisting of a mixture of sulfur hexafluoride gas as an insulating medium sealed in a casing 1 of an electric appliance, decomposed gas of the sulfur hexafluoride as an impurity, water, and non-condensing gas such as nitrogen and oxygen is recovered, from which the decomposed gas of sulfur hexafluoride and the water content are removed, and then the non-condensing gas is separated from the sulfur hexafluoride through a gas separation membrane of a separating means 11 for non-condensing gas. The apparatus is equipped with a compressing means 8 to compress the recovered objective gas for regeneration, and with a vacuum pump 14 to discharge the non-condensing gas separated by the removing means 11 for non-condensing gas.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004121935-A (JP)
Title: Filter cleaner
Inventor: NISHINO SHIZUO
IPC: B01D41/04
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a filter cleaner for selectively employing both of a dry cleaning system and a wet washing system corresponding to the quality, degree or the like of the contamination of a vertically placing type filter to clean up the filter.  <P>SOLUTION: The filter cleaner (C) is equipped with a casing (1) having an entrance and exit (10) for taking in and out the filter (F) provided to its upper part, the filter receiver (4) rising and falling in the casing (1), the brush body (2) provided between the entrance and exit (10) and the filter receiver (4), a jet nozzle (3) for ejecting a washing liquid to the Filter (F), a liquid drain part (16) and the suction port (7) capable of connecting a suction device for sucking air in the casing (1). The brush body (2) is provided to an on-off lid (12) so that the brush body (2) appears outside the casing (1) by the movement of the on-off lid (12) at the time of opening of the lid. A balance weight moving in a rising direction is allowed to act on the filter receiver (4). An electric heater (91) is provided at the contact position with the brush (22) of the brush body (2).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004124558-A (JP)
Title: Extension method for staircase type apartment house, and extended building using the method
Inventor: KONAKAWA NORIFUMI
IPC: E04G23/02
Filed: 2002-10-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide an extension method for a staircase type apartment house allowing the installation of an elevator in an existing staircase type apartment house, securing safety in the case of a disaster and privacy between neighbors, and allowing the remodeling of a room without being moved to the outside.  <P>SOLUTION: In the extension method of the staircase type apartment house, a foundation for extension is provided outside an existing foundation of the staircase type apartment house, and support members are erected on the foundation for extension. An extension roof positioned above the existing roof of the staircase type apartment house is provided at the top of the support member, and a floor member supported at intermediate parts of the support members is provided above an existing roof to form a new living space between the floor member and the extension roof. Corridors communicating respective dwelling units are provided facing all the adjacent dwelling units, and an elevator and a stairs are installed in positions facing each corridor. A new floor of the same height as the floor height of each floor is extended on the outdoor stair side or on the opposite side, and vestibules facing the corridors are independently provided every adjacent dwelling unit.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004129108-A (JP)
Title: Signal transmitting circuit
Inventor: MATSUFUJI KATSUAKI
IPC: H04L25/02
Filed: 2002-10-07
Abstract: <P>PROBLEM TO BE SOLVED: To transmit a signal without increasing/decreasing the number of terminals even though the number of signals to be inputted/outputted is increased/decreased due to the specification change or improvement of a circuit.  <P>SOLUTION: A signal transmitting circuit has input-output terminals for inputting/outputting a transmission signal, a multiplexing circuit, a separation circuit and an input/output signal selector for setting a connection relation between the transmission signal and the input-output terminals. The input-output signal selector is configured so as to connect extra signals to the multiplexing circuit and the separation circuit and to connect the remaining signals to the input-output terminals when the number of the transmission signals is greater than the number of the input-output terminals.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004094181-A (JP)
Title: Optical switch
Inventor: MURATA YUKIHIRO
IPC: G02B26/08
Filed: 2002-09-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a high-density optical switch which has a small light loss and a less driving part and is enabled to easily perform multi-input and multi-output.  <P>SOLUTION: A multi-input and multi-output optical switch is realized by using two optical switches which have each a reflecting mirror on a rotating actuator and a fixed mirror at its circumference. The number of actuator parts is decreased as compared with a matrix optical switch to be able increase the degree of integration and the rotary actuator is used to equalize all optical path lengths, thereby being able to suppress light source irrelevantly to optical paths. Further, an input-side switch and an output-side switch are independent of each other, so the number of inputs and outputs can easily be varied. Further, the optical path from an optical fiber end in an input port to the fixed reflecting mirror is unique, so the input and output ports and optical switches are made easily connectable. Further, an optical path is provided on the axis of rotation of the rotary actuator to be able increase the operation safety of the optical switch.  <P>COPYRIGHT: (C)2004,JPO