baber/WOPTO huggingface dataset:
Patent JP-2003302001-A (JP)
Title: Boiler with combustion gas flowing in inclination to water pipe
Inventor: TAKASHIMA HIROSHI
IPC: F22B21/06
Filed: 2002-04-11
Abstract: <P>PROBLEM TO BE SOLVED: To improve the efficiency of a boiler by increasing a heat absorbing amount, while preventing the concentration of a thermal load on specified water pipes.  <P>SOLUTION: The boiler comprises a combustion chamber 1 at the center, an inside water pipe wall 2 and an outside water pipe wall 3 around the combustion chamber 1, a combustion gas passage 6 between the water pipe walls, combustion opening portions 7 at the upper or lower part of an inside fin 4 of the inside water pipe wall 2, and flue opening portions 8 at the upper or lower part of an outside fin 5 of the outside water pipe wall 3. The combustion chamber opening portions 7 and the flue opening portions B are arranged each in plural at places approximately opposite to the direction of the diameter with the combustion chamber 1 as a center. When the combustion chamber opening portions 8 are provided at the lower part of the inside fin 4, the flue opening portions 8 are provided at the upper part of the outside fin 5, and when the combustion chamber opening portions 8 are provided at the upper part of the inside fin 4, the flue opening portions 8 are provided at the lower part of the outside fin 5.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003307393-A (JP)
Title: Heat exchanger
Inventor: FUJIKAWA YUICHI
IPC: F28D15/02
Filed: 2002-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat exchanger capable of accurately condensing steam without requiring any cooling fluid.  <P>SOLUTION: A steam receiver part 2 is provided above a sealed container 1 and communicated with the sealed container 1 by a pipe passage 7. Loop type thin pipe heat pipes 3 are provided inside and outside the steam receiver part 2. Inner parts of the steam receiver parts 2 of the heat pipes 3 are provided as heat accumulation parts 11 and outer parts are provided as heat radiating parts 12. The steam receiver part 2 and inside of the container 1 are connected by a fluid discharging pipe 12. The steam generated in the container 1 moves from a pipe passage 7 to the steam receiver part 2 and is condensed by heat exchange with the loop type thin pipe heat pipes 3. As the result, the steam can be surely condensed without requiring any cooling fluid.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003309199-A (JP)
Title: Method of manufacturing hermetic seal cover
Inventor: INOUE CHIYUU
IPC: H01L23/02
Filed: 2002-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To prevent fine cracks from generating in a ceramic seal cover when a brazing material is bonded by thermocompression and to provide a method of manufacturing the reliable hermetic ceramic seal cover with high yield.  <P>SOLUTION: The brazing material 7 is arranged on the peripheral surface of the ceramic seal cover 8, and a dummy material 10 is arranged on the opposite surface of the ceramic seal cover 8. The dummy material 10 provided with at least three projections 10a which are arranged at regular intervals or a continuous frame-shaped projection is used when the brazing material 7 is fixed to the ceramic seal cover 8 by thermocompression bonding. The dummy material 10 is arranged so as to enable the projections 10a to abut against the ceramic seal cover 8, and the brazing material 7 is fixed to the ceramic seal cover 8 by thermocompression bonding.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003190216-A (JP)
Title: Carrier capable of going up and down steps
Inventor: CHU CHIA-CHUN
IPC: A61G5/00
Filed: 2002-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a carrier capable of going up and down steps.  <P>SOLUTION: This carrier includes a machine frame, a transmission mechanism provided in a lower designated position and a driving mechanism. The transmission mechanism is provided with a sun gear set, a planetary gear set, driving wheels, a second gear set and one planetary frame. Separately the driving mechanism is provided. When the carrier goes up the steps, the driving mechanism drives the driving wheels, and at this time, the wheels receive the resistance of the steps to be regarded as a fixed rod, and the power is output from a connecting plate of the planetary frame through the transmission mechanism to generate the operation for striding the step and complete the operation of going the steps. When the carrier goes down the steps, the driving mechanism drives the driving wheels, and at this time, the transmission mechanism selects a relatively power-saving lever material and outputs the same by itself. The power is output from one or both relatively power-saving members of the wheels and the planetary frame through the transmission mechanism to complete the operation of going down the steps.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003305878-A (JP)
Title: Head check device and head check method for thermal printer
Inventor: KAWAMURA HIDEHIKO
IPC: B41J2/35
Filed: 2002-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a head check device which determines a disconnection of a thermal head quickly and accurately.  <P>SOLUTION: The device is equipped with the thermal head having plural heating elements arranged in line; a first supply means which supplies a check signal from a front end, and a second supply means which supplies the check signal from a back end, to each heating element; a counting means which counts, in synchronism with the check signal supplied to an input terminal of the thermal head from the first or second supply means, number of defect signals when a check response signal of the first or second output from an output terminal of the thermal head is determined to be abnormal; and a control means which outputs an error signal when both count numbers, counted by the counting means, of the first and second defect signals exceed a given count number.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003269386-A (JP)
Title: Rotary vane of air blower
Inventor: OKAZAKI SHIGEO
IPC: F04D29/38
Filed: 2002-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To inexpensively provide a rotary vane of an air blower for semipermanently and effectively generating anions and controlling the generation quantity of anions by the control of a rotating speed.  <P>SOLUTION: This rotary vane is manufactured by a tourmaline alloy 3 by mixing fine powder 2 of a tourmaline raw ore with a metallic raw material. The anions 5 always emitted by tourmaline is further effectively emitted by an environmental change 4 surrounding the tourmaline by a Coanda effect and an air current separation effect by forming a projections and recesses on a surface of the rotary vane. A smell, bacterial, and mold 14 in the air blower and a room are removed by an effect of OH-ions 7 generated by electrolyzing moisture 6 in the air by the anions 5. At the same time, the OH-ions 7 adhere to the moisture 6 in the air, and generate hydroxyl ions 8 having a surface active effect 9 in the room. The generation quantity of the anions 6 is inexpensively, semipermanently, and continuously controlled.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003318382-A (JP)
Title: Charge transfer element and driving method therefor
Inventor: TSUGAWA EISHIN
IPC: H04N5/335
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a charge transfer element which lowers a driving frequency and efficiently and sufficiently transfers charges between a plurality of transfer registers and a driving method therefor.  <P>SOLUTION: The charge transfer element is constituted by arranging the plurality of transfer registers H1 and H2 in parallel, being electrically separately from the transfer electrodes 1S and 1T, and 2S and 2T of the other transfer registers H2 adjacent to transfer electrodes 1S and 1T, and 2S and 2T of the transfer registers H1, and making at least some of transfer electrodes 1S and 1T, and 2S and 2T of the respective transfer registers H1 and H2 overlap with transfer electrodes of other mutually opposite transfer registers. The transfer electrodes 1S and 1S which overlap with each other are given a potential difference and electric charges are transferred from one transfer register H1 to the other transfer register H2 to drive the charge transfer element.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003315677-A (JP)
Title: Zoom lens system including wide angle
Inventor: EGUCHI MASARU
IPC: G02B15/20
Filed: 2002-04-19
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a compact and high variable power zoom lens system contriving the compatibleness of a wider angle and a higher variable power in spite of adopting the constitution of three groups being negative, positive and negative in order from an object side, realizing the miniaturization of the entire length of a lens and the effective diameter of a front lens at the end of a long focal distance and having excellent performance in all the focal distance range.  <P>SOLUTION: The three-group zoom lens system being negative, positive and negative satisfies following conditional expressions (1) and (2). (1) 1.9<|(fw×ft)<SP>1/2</SP>/f1|<2.9 (f1<0) (2) 1.0<f12t/f12w<1.8 Provided that fw means the focal distance of an entire system at the end of a short focal distance, ft means the focal distance of the entire system at the end of a long focal distance, f1 means the focal distance of a 1st lens group, f12w means the synthetic focal distance of the 1st lens group and a 2nd lens group at the end of the short focal distance and f12t means the synthetic focal distance of the 1st lens group and the 2nd lens group at the end of the long focal distance.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003318049-A (JP)
Title: Instrument transformer
Inventor: TAKAMIYA SHINGO
IPC: H01F38/34
Filed: 2002-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an instrument transformer that can eliminate the need of expensive parts, such as the lead spacer, etc., or the attaching work of the parts, can provide a small-sized inexpensive VCT by easily making electrical connection in an outer box, and can reduce the installation area of the power receiving facility, such as the cubicle, etc., of a high-voltage customer.  <P>SOLUTION: This instrument transformer 30 is composed of a transformer main body 10 and an iron core 10. This transformer 30 is constituted so that hole sections for passing connecting lead wires 40 may be formed in a junction formed at the center when two interment transformers 30 are placed side by side.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003323013-A (JP)
Title: Image forming apparatus
Inventor: EGASHIRA TAKESHI
IPC: G03G7/00
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of preventing the occurrence of wrinkles even on a sheet material large in shrinkage factor with a simple configuration.  <P>SOLUTION: The sheet material carried with unfixed toner is guided by a carrying device (4) equipped with a 1st suction device (5) to a guide member (7). Next, the sheet material is guided to a fixing device while being sucked by a 2nd suction device (8) through a hole (29) formed in the guide member (7). As it is detected by a sensor (11) that a carrying force is applied on the lead end of the sheet material by an ejecting device (10) arranged on the exit side of the fixing device (8), the operations of the 1st suction device (5) and the 2nd suction device (8) are interrupted. The sheet material released from being sucked by the suction device is released from being brought into tight contact with the carrying device (4) and the guide member (7), then, the sheet material is freely moved, then, the sheet material is ejected without generating the wrinkles due to the shrinkage of the sheet material generated in the fixing device.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003324536-A (JP)
Title: Interphone system
Inventor: SHIMIZU MUTSUMI
IPC: H04M9/00
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an interphone system which can meet the diversification of information by enabling to indicate several items of information using a single display.  <P>SOLUTION: Several icons (a notification mark 21, an information service mark 22, a visitor mark 23, a going out mark 24 and the like) corresponding to items of external information are indicated, all together on one liquid crystal panel 5. At the same time, marks of different colors in ring form are indicated around icons, corresponding to the items of external information which is inputted in an information input means 11, and the external information corresponding to the items are read out from an information storing means 16 by pressing the icons and are indicated on the liquid crystal panel 5.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003322015-A (JP)
Title: Exhaust emission control device for internal combustion engine
Inventor: MIURA MANABU
IPC: B01D53/94
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To speedily realize a target exhaust air-fuel ratio without being followed by torque fluctuation in changing exhaust air-fuel ratio from lean to rich by reducing intake air quantity for regenerating an NOx trap catalyst disposed on an exhaust passage.  <P>SOLUTION: A direct injection type fuel injection means capable of conducting post-injection in small quantity after main injection is used, and post-injection is conducted in accordance with retardation of an actual value to a target value of intake air quantity in changing from lean to rich. The larger the retardation is, the larger the post-injection quantity is set. Post- injection timing is retarded as well. The larger the retardation is, the smaller the main injection quantity is set.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003324069-A (JP)
Title: Substrate for growing gallium nitride, method of manufacturing substrate for growing gallium nitride and method of manufacturing gallium nitride substrate
Inventor: AKITA KATSUSHI
IPC: H01L21/20
Filed: 2002-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To grow a GaN crystal with small dislocation by using an ELO mask method and a defect seed mask method together, allow the GaN crystal to grow in a lateral direction without growing directly by the ELO mask, and allow a closed defect aggregating region in which defects are aggregated to grow by the defect seed mask.  <P>SOLUTION: Either material of SiN, SiON or SiO<SB>2</SB>is used for the ELO mask, and either material of Pt, Ti or Ni is used for a defect seed mask. A single crystalline substrate of sapphire, GaAs, spinel, Si, InP, SiC and the like, or the single crystalline substrate of them covered with a GaN buffer layer are used as the substrate complementarily provided with the ELO mask and the defect seed mask for the vapor phase growth of GaN.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003052261-A (JP)
Title: Treatment material for animal excrement and method for producing the same
Inventor: ITO HIROSHI
IPC: C02F11/14
Filed: 2002-04-30
Abstract: PROBLEM TO BE SOLVED: To obtain a powdery treating material for animal excrements, having a good absorptivity and water-retaining property, wrapping the excrements in to make bocks, easy for taking out and capable of being burnt, effectively utilizing waste wood powder containing hinokithiol, and capable of being colored even with a color other than the original color of the wood powder containing the hinokithiol and selecting an appropriate color according to the place for using it. SOLUTION: This powdery treating material for the animal excrements contains mainly wood powder containing the hinokithiol, and is a granulated material formed by blending a material for blending and/or a material having disinfecting activity and granulating to particles having >=1 mm particle diameter, or a granulated material obtained by coloring the surface of granulated material with a coloring material and having >=1 mm particle diameter. The treating material for the animal excrements at least a part of which is colored with the appropriate coloring material and colored by the color other than the original colors of the wood powder and blended materials is provided.
Patent JP-2003284661-A (JP)
Title: Dustpan
Inventor: KOBAYASHI SATOKO
IPC: A47L13/52
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dustpan which enables users to discard dirt efficiently in package when a cleaning is made with a broom or a paper mop and is also made compact and hygienic in the housing thereof.  <P>SOLUTION: In the dustpan, a paper keeping part (2) is provided at the tip of a handle (1) and clips (3) are provided on each separate portion of the paper keeping part (2) to grasp paper (8) downward. The handle (1) is opened or closed horizontally by moving a stopper (6) upward or downward.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003332731-A (JP)
Title: ARTICLE SOLDERED WITH Pb-FREE SOLDER
Inventor: TAKAOKA HIDEKIYO
IPC: B23K1/19
Filed: 2002-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To obtain good solderability when joining an object to be joined having a metallic conductor composed of Cu or a metal containing Cu as the main body with Pb-free solder.  <P>SOLUTION: When, for example, electronic components 5 with leads respectively provided with lead wire terminals 6 composed of Cu or a metal containing Cu as the main component are joined to a printed wiring board in which conductive layers 2 composed of Cu or a metal containing Cu as the main component are formed on a substrate 3 by using Pb-free solder 7, Pb-free Sn solder containing Ni in an amount of 0.01-0.5 wt.% is used as the solder 7.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003330305-A (JP)
Title: Image forming apparatus
Inventor: MATSUMOTO HIROTAKA
IPC: G03G21/14
Filed: 2002-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fixing device that operates a cleaning mechanism so as to prevent an unoperatable state of an image forming device which forms an image by the use of an electrophotographic process.  <P>SOLUTION: The fixing device has an informing mechanism for prompting web replacement when a length to the trailing end of a web 21 capable of recovering unnecessary toner has become shorter than a predetermined length. Until the web is replaced, the degree at which the unused part of the web is moved to a recovery part 23 is decreased at a predetermined rate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003325767-A (JP)
Title: Pachinko game machine
Inventor: NAKABAYASHI HIDEO
IPC: A63F7/02
Filed: 2002-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pachinko game machine which a ball can circulate within the pachinko game machine, not needing the formation of a game machine installing island, allows a player to know an exact number of balls that the player is holding while playing, and does not need to pay out a multitude of balls.  <P>SOLUTION: The pachinko game machine is played by flipping out a ball that is inserted from a ball delivering device 15 provided below a play board 2 by a ball flipping hammer 16 onto the play board 2 and letting the ball roll into a ball winning opening 5 or a ball resuming opening 6. The ball is circulated within a pachinko game machine by installing a ball pooling tank 12 above the ball delivering device 15 below the play board 2, connecting the ball winning opening 5 and the ball resuming opening 6 to the ball pooling tank 12 with a ball resuming route 11, and connecting the ball pooling tank 12 to the ball transmitting device 15 with a ball delivering route 13. In addition, a ball counter for counting the number of balls that the player holds is installed on the pachinko game machine.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003335262-A (JP)
Title: Pillar structure of vehicle
Inventor: MAKINO TAKANORI
IPC: B62D25/04
Filed: 2002-05-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pillar structure of a vehicle in which a space to store functional parts can be ensured and even though the space is formed, there is no need for reinforcement and weight is not increased.  <P>SOLUTION: First and second swelling projections 18, 26 vertically extended and swollen in a direction to mutually approach are formed in an intermediate part in the longitudinal direction of a pillar inner 15 and a reinforcement 16, thereby first and second vertical grooves 19, 27 opened to a cabin side and a cabin outer side are formed in the first and second swelling projections 18, 26, respectively. Besides, mutually opposed first and second end walls 18c, 26a of ends of the first and second swelling projections 18, 26 are brought in contact with each other. Hereupon, vertically extended first and second spaces 28, 29 are formed on front and rear sides of the pillar inner 15 and reinforcement 16, respectively.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003337260-A (JP)
Title: Optical connector
Inventor: YAMAGUCHI NOBORU
IPC: G02B6/36
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical connector that can prevent signal light transmission efficiency from lowering.  <P>SOLUTION: The optical connector 1 is equipped with a ferrule 2, a connector housing 3 and a spacer 4. The ferrule 2 has a plurality of flanges 10, 11, 12. The connector housing 3 has a storing chamber 16 for storing the ferrule 2 and a clamping part 17 for clamping the ferrule 2. The spacer 4 is attachable to the connector housing 3 at a position allowing the entry of the ferrule 2 into the connector housing 3 and at a position controlling the falling-off of the ferrule 2 from the connector housing. With the spacer 4 set at the allowing position, the ferrule 2 is inserted into the connector housing 3 along the arrow T. Then, the spacer 4 is moved along the arrow S crossing at right angles to the arrow T and displaced to the controlling position. At the controlling position, the flanges 10, 12 are superposed, each being at the faces 10a, 12a, on the surface 13e of the connector housing 3 and on the end face 17a of the clamping part 17 respectively.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003077131-A (JP)
Title: Optical disk device and optical disk recording method
Inventor: WADA YASUHIRO
IPC: G11B7/0045
Filed: 2002-05-22
Abstract: PROBLEM TO BE SOLVED: To provide an optical disk device and an optical disk recording method which reduce the probability that a read error cannot be corrected. SOLUTION: The optical disk device is provided with a buffer underrun detection circuit 111 which monitors the data volume of data to be recorded to decide a buffer underrun state, a recording interruption restart circuit 108 for recording in a desired position on an optical disk 101, a time information memory 109 in which information of the time or the address of the last recording interruption is stored, a synchronizing circuit 112 for synchronization with already recorded information, and a CD encoder 113 which synchronizes information to be recorded and modulates and outputs it, and a prescribed gap is provided between information already recorded on the optical disk 101 and information to be recorded to restart recording.
Patent JP-2003336013-A (JP)
Title: Transparent pressure-sensitive adhesive, transparent pressure-sensitive adhesive sheet and laminate
Inventor: INANAGA MAKOTO
IPC: C09J133/00
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To enable lamination of a synthetic resin sheet and a glass sheet at room temperature and, simultaneously, possession of external appearance of good quality without requiring a high-temperature/high-pressure treatment by an autoclave.  <P>SOLUTION: A transparent pressure-sensitive adhesive sheet is obtained by molding a transparent pressure-sensitive adhesive comprising a (meth)acrylate copolymer containing an α,β-unsaturated carboxylic acid, a (meth)acrylate monomer having an organic functional group which reacts with the above unsaturated carboxylic acid, and a photoinitiator into a sheet having a thickness of 0.05-2 mm, and irradiating the sheet with ultraviolet rays to effect crosslinking. The sheet is made to have (a) a storage modulus G' (1 Hz) at a measuring temperature of 20°C at a frequency of 1 Hz of 2×10<SP>3</SP>to 4×10<SP>4</SP>Pa and (b) a storage modulus G' (10<SP>-7</SP>Hz) at a standard temperature of 20°C at a frequency of 10<SP>-7</SP>Hz of 5×10<SP>1</SP>to 2×10<SP>3</SP>Pa as the modulus.  <P>COPYRIGHT: (C)2004,JPO