baber/WOPTO huggingface dataset:
Patent JP-2004240316-A (JP)
Title: Image forming apparatus and processing cartridge
Inventor: ISHII YASUTOMO
IPC: G03G21/00
Filed: 2003-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus having re-electrifying members each of which electrostatically traps toner, re-electrifies trapped toner gradually, and discharges the toner toward a corresponding image carrier before it accumulates in large quantity.  <P>SOLUTION: The image forming apparatus includes: development units 5 each of which holds toner electrified to a specific polarity and attaches the toner to an electrostatic latent image, thereby developing the electrostatic latent image with the toner; and the re-electrifying members 6 each of which comes into contact with the image carrier 1 after transfer of a toner image to a transfer body, electrostatically traps toner remaining on the image carrier 1, and then electrostatically re-electrifies trapped toner to the polarity which is the same as that of the toner.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004209453-A (JP)
Title: Gas/liquid mixing and dispersing device
Inventor: HARA WAKABA
IPC: B01F5/20
Filed: 2003-01-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gas/liquid mixing and dispersing device capable of instantaneously mixing and dispersing liquid into gas.  <P>SOLUTION: The gas/liquid mixing and diffusing device comprises a rotary vane which is disposed in a hollow cylindrical casing, and generates the gas flow from one side of the cylindrical casing to the other when the rotary vane is rotated, a cooling fin which is disposed on one end side of the hollow cylindrical casing to which the gas flow caused by the rotation of the rotary vane is directed, and a liquid atomizing means which has a nozzle hole disposed close to the rotary vane to atomize liquid through the nozzle hole toward the direction of a cooling fin from the rotary vane.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003285657-A (JP)
Title: Transmission device, vehicle and bicycle using the same
Inventor: MASAKI RYOZO
IPC: B60L50/16
Filed: 2003-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To make always a high system efficiency including a prime mover and a transmission device in which the transmission device has a motor for use in converting an input energy into the most-suitable output energy and a differential mechanism.  <P>SOLUTION: This transmission device has a plurality of differential mechanisms 4, 6 having each of an input shaft and an output shaft as a common shaft, respectively. At least one differential mechanism of the plurality of differential mechanisms controls a difference in the number of rotation of each of the input shaft and the output shaft by a first motor 8 and similarly at least the differential mechanism controls a torque by a second motor 9.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003210714-A (JP)
Title: Game machine
Inventor: HARADA NORIHIKO
IPC: A63F7/02
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To enhance the enjoyability of a game by making game balls move in a complex way.  <P>SOLUTION: In this game machine, game balls entering through entrances 22a and 22b symmetrically formed at the center of a top part are guided via right and left symmetrical game ball passages 30a and 30b to an upper stage 40 positioned at the back of a lower part, and are ejected from an exit 70 via a lower stage 60 positioned at the front of the upper stage, the exit 80 being widely positioned at the center of a bottom part. Three passages, side passages 44a and 44b and a center passage 46, are provided at the center portion of the upper stage 40, and the speed of the game balls guided to the upper stage 40 through connections 38a and 38b is adjusted by means of crank passage parts 34a and 34b so that the game balls temporarily pass through the entire side passages 44a and 44b and the center passage 46. By providing a starting hole below the center of the exit 70 for variably displaying symbols, the player's interest is drawn to which of the passages the game balls will pass through to get into the starting hole, thus enhancing the enjoyability of the game.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004132349-A (JP)
Title: Rotary compressor
Inventor: CHO SEIKAI
IPC: F04C23/00
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rotary compressor with a plurality of cylinder structures for changing the compression capacity thereof without using another inverter circuit and a control board.  <P>SOLUTION: The rotary compressor comprises the plurality of cylinders, a rotary shaft having a plurality of eccentric portions for eccentric rotation in compression chambers formed in the cylinders, a plurality of roller pistons rotatably connected to the eccentric portions for compressing a cooling medium in the compression chambers, a positive/reverse rotating motor for selectively positive/reverse rotating the rotary shaft, and a clutch for changing over the roller pistons so that the compression capacity of the compressor is changed depending on the rotating direction of the rotary shaft with the compressing or idling operation of the roller pistons depending on the rotating direction of the rotary shaft.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004243469-A (JP)
Title: Rotary surface plate for double-sided lapping machine
Inventor: IKETANI TOSHIAKI
IPC: B24B7/17
Filed: 2003-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a surface plate for a double-sided lapping machine, reducing attractive force of a glass plate and a lapping surface in polishing a glass plate such as a hard disc for magnetic storage and a liquid crystal display.  <P>SOLUTION: This rotary surface plate for a both-sided lapping machine is formed by concentrically fixing diamond polishing pieces 15 formed by sintering metal powder and diamond powder to an elongated square bar having predetermined thickness and width at spaces from each other with a predetermined area percentage on the lapping surface of a pair of upper and lower rotary surface plates 3.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004032676-A (JP)
Title: Color information communicating method using facsimile machine and the facsimile machine
Inventor: YOSHIDA TAKEHIRO
IPC: H04N1/64
Filed: 2003-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a color information communicating method, which uses a facsimile machine of monochrome or a color-space Lab color which can support color information transmission of color-space sYCC and this facsimile machine.  <P>SOLUTION: When a CompactFlash (R) card is set(S14) in a facsimile machine of a monochrome or a color space Lab color which can communicate collar file information, it informs to a transmitter in a predetermined bit of FIF of Draft International Standard signal(S16), that there are a receiving function of JPEG encoded information and a receiving function of full color information whose color space is sYCC. When the color space detects reception of transmitting designation of a full color information sYCC in the predetermined bit of FIF of a digital cellular system signal from the transmitter(S20), the color space makes the full color information sYCC receive by JPEG encoded information, and it does not print but store on the CompactFlash (R) card.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004250885-A (JP)
Title: Folding type ladder
Inventor: SUZUKI SACHIHIRO
IPC: B66B5/00
Filed: 2003-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ladder of simple structure allowing ladder length to be shortened in storage and to be easily lengthened in use, and moreover installed in a safe erected state.  <P>SOLUTION: In this folding type ladder, a ladder connector is formed as a hollow body. Either one of the end parts of vertical frame members of upper and lower stage ladders is stuck into the hollow body, and the other is removably inserted in the hollow body. Further an elastic body is mounted across the right and left vertical frame members of the upper and lower stage ladders through the hollow parts of the ladder connectors, and the upper stage ladder is provided with a floor presser member at a prescribed angle to the vertical frame member of the upper stage ladder.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004253894-A (JP)
Title: Cdma receiver and mmse synthesis method
Inventor: NANRI MASAHIKO
IPC: H04B1/711
Filed: 2003-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a CDMA receiver and an MMSE synthesis method for compensating channel variations of a received signal without the need for estimating a noise power level included in the received signal.  <P>SOLUTION: A channel compensation section 107 receives the received signal via a reception antenna 101, wireless reception section 102, a GI eliminating section 103, an S/P conversion section, an FFT section 105, and a P/S conversion section 106. On the other hand, a reception power measurement section 110 measures reception power from a signal outputted from the GI eliminating section 103. A channel estimate section 109 obtains a channel estimate value of the received signal. A weight calculation section 111 uses the reception power and the channel estimate value to calculate a weight coefficient used for the MMSE synthesis. The channel compensation section 107 uses the weight coefficient to apply channel compensation to a signal outputted from the P/S conversion section 106. An inverse spread section 108 applies inverse spread processing to the signal to obtain received data.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004252000-A (JP)
Title: Electrophotographic elastic material
Inventor: SHINDO TAKUYA
IPC: C08G79/00
Filed: 2003-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrophotographic elastic member used for a fixing member such as a fixing roller or fixing belt.  <P>SOLUTION: The electrophotographic elastic member is obtained by forming on a base material an elastic layer composed of organic and inorganic hybrids by thermal gelation of a sol liquid containing a metal alkoxide and an organic silicon compound.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004257400-A (JP)
Title: Center bearing bracket for propeller shaft
Inventor: TANAKA MOTOFUMI
IPC: F16C27/04
Filed: 2003-02-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a center bearing bracket capable of achieving a large cost reduction, and achieving light weight.  <P>SOLUTION: This center bearing bracket 10 for a propeller shaft comprises a bracket main body 11 formed of a frame mounting part 12 and a bearing mounting part 16 integrally bent to have a roughly L-shaped vertical cross section, and a rib 18 provided between the frame mounting part and the bearing mounting part. The rib is bent integrally with side end parts of the frame mounting part, and welded with the bearing mounting part. A weld part extended upward on the side end part of the bearing mounting part is integrally bent, and the rib is overlapped on the outer side of the weld part to be welded with the weld part. A vacant part 15 opened at an upper part is provided in the frame mounting part.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004255385-A (JP)
Title: Manufacturing method of cylindrical metal case
Inventor: TODO RIICHI
IPC: B21D39/03
Filed: 2003-02-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of easily and highly precisely manufacturing a cylindrical metal case from a metal plate by plastic forming.  <P>SOLUTION: A metal plate 20 is punched into a predetermined shape to form a side surface plate material 32, and the material 32 is rounded. Then, recesses 12 and protrusions 14 formed in a pair of end parts 30 opposed to each other are engaged and joined to form a cylindrical body 16. Next, the cylindrical body 16 is pressed into a female die 48 having an inner diameter equal to the prescribed outer diameter of its side surface, and a male die 50 having an outer diameter equal to the prescribed inner diameter of the side surface of the cylindrical body 16 is pressed into the inside of the cylindrical body 16. The cylindrical body 16 is plastic-deformed into the prescribed inner and outer diameters and precisely finished thereby.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004255479-A (JP)
Title: Electrochemical machining method and electrochemical machining device
Inventor: YASUDA HOZUMI
IPC: B23H3/00
Filed: 2003-02-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrochemical machining method and an electrochemical machining device which restrict stay and adhesion of materials in a worked surface after the machining.  <P>SOLUTION: In this electrochemical machining method, a working electrode 86a and a feeder electrode 86b for feeding electricity to a work W are arranged, and voltage is applied between the working electrode and the feeder electrode, and contact members 90 and 96 are interposed between the working electrode and the work, and the work W is brought in contact with the working electrode 82 or arranged close to the working electrode 82, and the work and the working electrode are relatively moved to perform electrochemical machining to a surface of the work. After the predetermined quantity of electrochemical machining is performed to the surface of the work, applying of the voltage between the working electrode and the feeder electrode is stopped, and after relatively moving the working electrode 82 and the work W in relation to each other for a certain time, the work W is separated from the working electrode 82.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004264934-A (JP)
Title: Parking lot reservation management system
Inventor: OKUDA MANABU
IPC: G07B15/00
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a parking lot reservation management system useful for both users and the manager.  <P>SOLUTION: When the Website of a reservation management system 41 is accessed from a cell phone 10 to select a reservation mode, a reserving operation is made possible. A reservation monitoring system 41 sends a reservation data code to a communication terminal 43 according to information about vacant spaces in a parking lot and information on the parking position of a reserving vehicle, which comes from a parking space monitoring system 42. The communication terminal 43 in turn sends the parking position information to the cell phone 10 and a reserved parking control part 44 controls an entry control part 45 according to an entry permission signal coming from the reservation management system 41. The entry control part 45 detects a vehicle at the entrance of the parking lot, controls a ticket machine, and controls the opening and closure of a gate to smoothly control reservation and allow the reserving vehicle to be parked and retrieved smoothly. When the reserver forgets his/her parking position, he/she accesses the Website and inputs a cell phone mail address or an ID code and can thus search for the parking lot position.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004266615-A (JP)
Title: Method for using digital item adaptation (dia) descriptive message for network/application protocol for dia
Inventor: HUANG ZHONGYANG
IPC: H04L29/06
Filed: 2003-03-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a digital item adaptation (DIA) for especially a client function and negotiation of user preference between peers in activities in electronic commerce environment, related to digital contents adaptation.  <P>SOLUTION: A client function, user preference, and other useful information for digital contents adaptation can be packed in a general DIA descriptive massage (DIADM). Such DIADM like this can be transmitted inside, or above other protocol (base protocol) using a defined general rule by an interoperation method. Connection by a generally used network/application protocol such as RTSP, TCP/IP, HTTP and the like can be defined using the general rule.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004269078-A (JP)
Title: Feeder and image forming apparatus
Inventor: IMAZEKI NAOHARU
IPC: G01B11/02
Filed: 2003-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To increase usability by accurately catching the acceptance or rejection of the detected state of a length sensor, detecting the accurate size of a sheet-like recording medium, and appropriating the frequency of updating of detection information from a width sensor to reduce throwing an operator into confusion.  <P>SOLUTION: This feeder is formed to determine the acceptance or rejection of the use of data (temporary data) on a light receiving part when a light emitting part is turned on by turning on/off the length sensor by using data on the light receiving part when the light emitting part is turned off. In this feeder, data on the width sensor is updated according to the interval of the on/off control of the length sensor.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004270469-A (JP)
Title: Device and method for estimating occlusion amount of nox occluded catalyst
Inventor: HARUHARA DAISUKE
IPC: F02D41/04
Filed: 2003-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device and a method for estimating occlusion amount of an NOx occluded catalyst capable of further accurately grasping an NOx occlusion amount by a catalyst occlusion model formula considering even a catalyst temperature and a flow rate of exhaust gas at a point of time to start rich operation and a point of time to complete rich operation.  <P>SOLUTION: The device comprises an NOx concentration computing part (42) to compute NOx concentration on the downstream side of an NOx occluded catalyst (22) based on an equivalent occlusion rate correction parameter regarding an NOx purification rate and an initial value of an NOx occlusion amount; an reducing agent concentration computing part (44) to compute reducing agent concentration on the downstream side of an NOx occlusion catalyst based on a flow rate of exhaust gas and a catalyst temperature; and an NOx occlusion amount estimating part (46) to estimate an NOx occlusion amount of an NOx occluded catalyst based on each of the output signals of the NOx concentration computing part and the reducing agent concentration computing part. The NOx concentration computing part (44) corrects the initial value of the NOx occlusion amount by comparing an actual NOx concentration from an NOx sensor (30) downstream of the NOx occluded catalyst with NOx concentration on the downstream side computed by the NOx concentration computing part, and computes NOx concentration on the downstream side of the NOx occluded catalyst.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004269397-A (JP)
Title: Makeup cosmetic
Inventor: EGAWA YUICHIRO
IPC: A61K8/00
Filed: 2003-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a makeup cosmetic which has an excellent makeup effect, excellent functional characteristics and an excellent lasting performance.  <P>SOLUTION: This makeup cosmetic is characterized by formulating di(phytosteryl, isosteryl, cetyl, stearyl, behenyl) dimer dilinoleate and an N-acylated lysine-treated pigment.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004267106-A (JP)
Title: Method for producing soups
Inventor: KANEDA MAMORU
IPC: A23L27/00
Filed: 2003-03-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing soups hardly causing peculiar taste even after carrying out a heating and sterilizing treatment, and having fragrance and elegant flavor.  <P>SOLUTION: The method for producing the soups comprises mixing an essence extracted from a raw material with cold water, with a broth in a hot state, extracted from a raw material with hot water, and heating and sterilizing the resultant mixture.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004268783-A (JP)
Title: Heavy-duty pneumatic radial tire
Inventor: KAWAMATA SATORU
IPC: B60C11/13
Filed: 2003-03-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heavy-duty pneumatic radial tire which suppresses the generation and development of the wear of a shoulder rib.  <P>SOLUTION: In the heavy-duty pneumatic radial tire having a rib pattern on a tread surface 10, the rib pattern being divided by main grooves 2 provided in the circumference of the tire, shoulder ribs 4 are formed on a round shoulder, and a narrow groove 5 having the depth of 85-100% of that of the main groove is provided on the round shoulder portion 8. The portion outside the narrow groove 5 in the width direction of the tire is a dummy rib 7, and a plurality of sipes 6 are arranged along the circumference of the tire in the inside portion in the width direction of the tire.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003262488-A (JP)
Title: Diameter contraction method for branch pipe
Inventor: MAENOZONO TSUKASA
IPC: H05B6/10
Filed: 2003-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To facilitate pullout of a branch pipe 3 by efficiently contracting the diameter of an enlargement work part 3b of the branch pipe 3 fixed to a hole 2 of a pipe support plate 1.  <P>SOLUTION: A narrow-width section 3g in one end of the pipe enlargement work part 3b enlarged and fixed to the hole 2 of the pipe support plate 1 is annually heated from the inside of the branch pipe into a red-hot state, the red-hot narrow width section is pulled and made to yield by applying a tensile force to the pipe end so as to be contracted. The same operation is performed on an adjoining narrow width section 3h and the same operation is repeatedly performed by moving the position of the red-hot narrow width section in order after that. The approximately whole area of the pipe enlargement work part 3b tensely attached to the pipe support plate can be thus contracted to facilitate the pullout.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004268114-A (JP)
Title: Processing method of inner grooved tube
Inventor: OSADA TAKU
IPC: B21C1/00
Filed: 2003-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a processing method of an inner grooved tube which can form high fins on the inner surface of a tube without deterioration of productivity.  <P>SOLUTION: In the processing method of the inner grooved tube, a floating plug and a grooved plug connected relatively rotationally to the floating plug via a connecting shaft are inserted into a tubular material. While the diameter of tubular material is successively reduced by a retaining die and a plurality of rolling balls, the grooved plug is located at an arranged position of the rolling balls by connecting the floating plug with the retaining die. Then the inner surface of the tubular material is pressed onto the grooved plug by the rolling balls for transferring the groove pattern of the grooved plug to the inner surface of the tubular material. As the tubular material to be fed into the retaining die, the tubular material, that is plastically cold worked after the final annealing in its manufacturing process, is used for forming grooves on the inner surface of the tube.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004281160-A (JP)
Title: Sealed nickel zinc primary battery and its manufacturing method
Inventor: TOYODA NATSUKI
IPC: H01M4/52
Filed: 2003-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sealed nickel zinc primary battery preventing performance drop caused by breakage of a positive electrode molding when the battery is assembled, and to provide a manufacturing method by which battery performance is enhanced and manufacturing efficiency is enhanced in the sealed nickel zinc primary battery using a nickel oxide of higher order as a positive electrode active material.  <P>SOLUTION: In the sealed nickel zinc primary battery manufactured by molding a mix having the nickel oxide of higher order as the positive electrode active material in the hollow cylindrical positive electrode molding, and inserting the positive electrode molding into a cylindrical metallic can, 0.5-20 mass percent manganese dioxide is added to the positive electrode active material. The battery enhances an effect by molding the positive mix with a mold, inserting the positive electrode mold into the metallic can without applying pressure to assemble the battery.  <P>COPYRIGHT: (C)2005,JPO&NCIPI