baber/WOPTO huggingface dataset:
Patent JP-2002036612-A (JP)
Title: Method for correcting print position
Inventor: SHIMOMURA SHINZO
IPC: B41J2/325
Filed: 2000-07-31
Abstract: PROBLEM TO BE SOLVED: To enhance the positional correction accuracy of a thermal head and a recording medium such that the possibility of overheat can be lessened at the end of a thermal head or the print efficiency can be enhanced by using the recording medium over the full width thereof. SOLUTION: Length at the heating section 1A of a thermal head 1 in the main scanning direction is set equal to the width of a print sheet 3 added with the maximum positional shift of the print sheet 3 in the main scanning direction. Based on the detection results of means K for detecting the interval between the left end of the heating section 1A and the left end 3a of the print sheet 3 in the main scanning direction, movement of the thermal head 1 is regulated in the main scanning direction such that the left end 3a of the print sheet 3 matches a reference position (a) shifted inward by one half of the maximum positional shift from the left end of the thermal head 1.
Patent JP-2002048076-A (JP)
Title: Pump device
Inventor: KITAMURA YOSHIO
IPC: F04C2/18
Filed: 2000-07-31
Abstract: PROBLEM TO BE SOLVED: To provide a pump device having the structure hard to generate the vibration and the noise and hard to generate the damage in teeth of gears by eliminating the pressure fluctuation at an engagement position of two gears when rotating both the gears. SOLUTION: In a pump device for transferring the fluid with a driving gear 2a and a driven gear 2b engaged with each other inside of a casing 1, at least one of each non-contact surface (non-operation surface, from now on) 31a and 31b facing to each other without a contact when each tooth parts 21a and 21b of both the gears 2a and 2b are engaged with each other by the rotation thereof so as to transfer the fluid is formed with recessed parts 31ac and 31bc having a bottom part formed with a cylindrical cross section.  Contact surfaces (operation surface, from now on) 21aa and 21bb to be brought in contact with each other when each gear part 21a and 21b of both the gears 2a and 2b are engaged with each other by the rotation thereof so as to transfer the fluid are brought in contact with each other at two positions (reference arrows A and B) so that a closed space part 3 formed between both the contact positions is changed with the lapse of time, and the inside of this space part 3 is formed by utilizing the recessed parts 31ac and 31bc formed at positions, in which both the non-operation surfaces 31a and 31b face to each other.
Patent JP-2002046018-A (JP)
Title: Dust collecting cover and electrically driven cutter
Inventor: KATAYAMA HIDE
IPC: B28D1/04
Filed: 2000-08-01
Abstract: PROBLEM TO BE SOLVED: To provide a dust collecting cover and an electrically driven cutter capable of sucking the dust produced when cutting a concrete block and a tile nearly completely and allowing the operator to carry out his or her work safely. SOLUTION: This dust collecting cover comprises a cover body 11 covering the nearly upper half section of the rotary blade 4 of the electrically driven cutter 2, a suction cylindrical section 12, which is projected upward obliquely from the external face of one end of the cover body 11, and a ring shape mounting section 13, which is projected from one side face of the cover body 11 and secured to the boss body 22 of the electrically driven cutter 2, and a part 112 of both side walls 111 of the opening of the cover body 11 on the side of the suction cylindrical section 12 is expanded outward.
Patent JP-2002047829-A (JP)
Title: Vibration damping device for column-beam frame
Inventor: TAKAHASHI OSAMU
IPC: E04H9/02
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To provide a vibration damping device for column-beam frame capable of preventing the elastic deformation of a brace to provide a sufficient damping effect of a damper by constituting the brace into a rigid structure, and also never limited by a mounting space by molding the brace into a slender shape. SOLUTION: In this vibration damping device for column-beam frame, a number of vertically raised columns 1 are longitudinally and laterally arranged, a number of beams 2 and 3 are erected between two adjacent columns to constitute a vertically continued column-beam frame 4 by two columns and two upper and lower beams, and a damping device 2 formed of a damper 21 and braces 20 and 20a serially connected thereto is arranged within the column-beam frame. The brace is formed of a bottomed cylindrical pipe 24 consisting of an elastic material and a rigid body 24 with high compression rigidity charged in the pipe.  A connecting member 25 is further inserted into the pipe, and the connecting member and the pipe are firmly fastened while mutually pulling, whereby a pulling-directional initial tension is imparted to the pipe, and a compression force is also imparted to the rigid body, and the connecting member is connected to the damper side or the column-beam frame side.
Patent JP-2002050256-A (JP)
Title: Push switch
Inventor: KIN SHIGERU
IPC: H01H13/52
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To provide a push switch which realizes firm contact between a contact point and a contact pattern and gives a clear operation feeling. SOLUTION: The operating element 100, which is subjected to pushing; the electrically conductive rubber switch 200 provided under the operating element 100; the substrate 300 having the contact pattern 310, with which the contacting element 250 installed in the electrically conductive gum switch 200 comes in contact; and the elastic body 400, which is provided between the operating element 100 and the electrically conductive rubber switch 200, and flips and excites the operating element 100 in the opposite direction to that of the pushing operation; are provided. The electrically conducting rubber switch 200 is provided with the wall 220, which is inlayed in the groove 150 installed in the lower surface of the operating element 100 even when the operating element 100 is not pushed.
Patent JP-2002047916-A (JP)
Title: Exhaust emission control system
Inventor: YAMAMOTO ISAO
IPC: B01D46/30
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To reduce discharged amount of product in exhaust gas by removing product in exhaust gas without increasing cost. SOLUTION: This system is characterized by providing first/second muffler passages with each end side communicated with an exhaust inflow part within a muffler interposed at the midway of an exhaust pipe of an engine, first/second expanded chambers and a flow rate regulating part, providing the first expanded chamber with a pellet- shaped ceramic filter, providing the first expanded chamber to be communicated with a downstream side exhaust passage, providing a purification exhaust passage with one end side communicated with the second expanded chamber and with the other end side communicated with a downstream side exhaust passage, providing the purification exhaust passage with a purification means and a recovery means, providing the purification means so as to section a plurality of chambers by a porous ceramic filter, providing an injection part within at least one of the chambers,  providing the recovery means with a fluid reservoir means, a force feed pump for forcibly feeding fluid to the injection part and a fluid circulation passage, providing the circulation passage with a strainer with a paper filter and a circulation pump and providing a control means to control the operation of the injection part so as to increase/decrease fluid amount injected into the chambers according to the operation state of the engine.
Patent JP-2002052722-A (JP)
Title: Liquid ejector
Inventor: KATAKURA TAKAHIRO
IPC: B41J2/01
Filed: 2000-08-08
Abstract: PROBLEM TO BE SOLVED: To provide a liquid ejector in which liquid ejection accuracy can be enhanced by correcting variation of nozzle pitch. SOLUTION: The liquid ejector comprises a recording head 26 having an array of a plurality of nozzle openings 3 for ejecting ink drops arranged in the sub-scanning direction and a piezoelectric oscillator for ejecting liquid from each nozzle opening 3, and a carriage for moving the recording head 26 in the main scanning direction. Since the recording head 26 can be set while inclining depending on the pitch dimension of the nozzle openings 3 in the nozzle array, the pitch dimension of the nozzle openings 3 can be corrected in the sub-scanning direction even in case of a recording head 26 having a different pitch dimension of the nozzle openings 3 and ejection accuracy of ink drop can be enhanced.
Patent JP-2002054149-A (JP)
Title: Gap coating structure of concrete surface
Inventor: FUJIOKA TADASHI
IPC: E02D17/20
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To provide a gap coating structure of a concrete surface capable of being maintained in a state to block a gap in the concrete surface for a long period of time. SOLUTION: The gap coating structure of the concrete surface is so constituted that the gap 2 in the concrete surface 1 is a crack and that a thick membrane layer 3 of a solventless paint is adhered along the crack 2 in a state to cover an area wider than the crack 2.
Patent JP-2002056617-A (JP)
Title: Disk recorder and disk
Inventor: TSUKIHASHI AKIRA
IPC: G11B27/10
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To provide a disk recorder for performing high density recording. SOLUTION: A CPU 50 operates and calculates a recording address, and an encoder 40 prepares write data according to the calculated recording address. When absolute time obtained on the basis of ATIP information is defined as (x), the recording address (y) is calculated according to y=n(x-m)+m. N is a scale factor about recording density here. M is a recording start address and is decided on the basis of previous record data. Thus, the encoder 40 inserts (y) into disk time in a subcode and prepares data. When writing onto a disk 10 is performed on the basis of the prepared data, n-fold data are written per unit time on the basis of the absolute time (x) of the ATIP information, and writing density onto the disk 10 is defined as n-fold.
Patent JP-2001114759-A (JP)
Title: Derivative of mercaptpyrrolidine
Inventor: KAWAMOTO ISAO
IPC: C07D207/16
Filed: 2000-08-10
Abstract: PROBLEM TO BE SOLVED: To obtain a mercaptpyrrolidine compound useful as a production intermediate for side chain part on the 2 position of an antibacterial agent based on carbapenem. SOLUTION: The derivative is a mercaptpyrrolidine compound or its salt expressed by general formula (1) (n is 0, 1 or 2, A is a 1-8C alkylene group optionally substituted with a hydroxyl, R1 is an acyl, R2 is an 1-4C alkyl, R3 is H or 1-4C alkyl, R4 and R5 are each H, an imino group or a protecting group of an amino group).
Patent JP-2002055367-A (JP)
Title: Optical multiplexer/demulpltiexer
Inventor: OKAMOTO KATSUNARI
IPC: H04B10/29
Filed: 2000-08-10
Abstract: PROBLEM TO BE SOLVED: To realize a desired frequency spectral characteristic arbitrarily with the same optical multiplexer/demultiplexer. SOLUTION: The input port of one side of the first 2×2 optical switch SW1 is connected to an input waveguide 4 and output ports of one side of the ith (i=1 to N-1) 2×2 optical switches SWi are connected to the ith phase shifters θi and after the output ports of other side pass fixed waveguide length differences ΔL, the outputs are connected to input ports of one side of the (i+1)th 2×2 optical switches SWi+1 and the output port of one side of the Nth 2×2 optical switch SWN is connected to the Nth phase shifter θN and optical waveguides passing through the ith (i=1 to N) phase shifters θi are connected to respective input ports of a slab interference area 5 and plural lines of output waveguides 6 are arranged at the output side of the slab interference area 5. Moreover, lengths of optical waveguides connecting the ith (i=1 to N) phase shifters θi and the slab interference area 5 are successively shortened by a fixed waveguide length δ1 as compared with the length of the first waveguide 7.
Patent JP-2002054644-A (JP)
Title: Seal structure of spherical slide bearing
Inventor: SASAKI HAJIME
IPC: F16C11/06
Filed: 2000-08-10
Abstract: PROBLEM TO BE SOLVED: To maintain an excellent sealability with a simple structure. SOLUTION: In this seal structure, an inner spherical surface 2a of an outer race 2 is provided with a groove 4 for sealing having a predetermined interval from an edge of the inner spherical surface 2a, and a shield member 5 is fitted to the groove 4 for sealing thereby abutting on a spherical surface 3a of an inner race 3. By this constitution, the simple seal structure of a spherical slide bearing 1 is realized, and the shield member 5 fitted to the groove 4 for sealing is brought into close contact with the spherical surface 3a of the inner race 3, thereby maintaining the excellent sealability.
Patent JP-2002054359-A (JP)
Title: Door structure
Inventor: KAWASHIMA TOMOKAZU
IPC: E06B3/72
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To provide a door structure which is constructed by sticking surface materials onto both sides of a frame body obtained by assembling bars, wherein a side end portion on each of door surfaces is thickened to impart massiveness to the door. SOLUTION: According to the door structure, a butt end member 4 shaped like the U in cross section is rigidly fitted to a side edge of the door, and surface auxiliary members 5 and 5 are attached to side piece tips of the butt end member 4 in a manner continuously extending therefrom.
Patent JP-2002062301-A (JP)
Title: Sample conveyance mechanism
Inventor: MIENO KIMITOSHI
IPC: G01N35/02
Filed: 2000-08-15
Abstract: PROBLEM TO BE SOLVED: To provide a sample conveyance mechanism which can perform sampling operations at a high speed by reducing the sampling cycle of a living body sample to be shorter than that in the conventional cases. SOLUTION: In the sample conveyance mechanism, a plurality of sample containers which are arranged on a conveyance rack are fed sequentially toward the portioning position of the sample, together with the movement of the conveyance rack by a movement mechanism. The conveyance mechanism is provided with a plurality of stoppers, which are arranged near the portioning position of the sample, so as to match the number of sample containers on the conveyance rack and their arrangement intervals and a stopper drive mechanism, which is operated in such a way that the sample containers are fed sequentially toward the portioning position of the sample;  while the operation and the release of the stoppers are repeated sequentially, in match with the timing of the portioning finish of the sample to the stopper in a position at a distance from the stopper at a position near the portioning position of the sample or to the stopper close to the stopper at a position at a distance from the portioning position of the sample.
Patent JP-2002063378-A (JP)
Title: Method and apparatus for presenting information
Inventor: OSHIKAWA YUICHIRO
IPC: G06Q30/04
Filed: 2000-08-15
Abstract: PROBLEM TO BE SOLVED: To provide a method and an apparatus for information presentation by which interest information that seems to be advantageous to and interest a user according to behavior history information on the user is presented and also information for introducing users to each other is presented. SOLUTION: Position information on a user terminal 1 is gathered through a network together with a user ID, item-relative information including item selection and purchase information when the user selects and buys an item by using the user terminal is gathered by a service provider terminal 3 through a mediating device 5, and the gathered position information, user ID, and item- relative information are stored as behavior history information; and the stored behavior history information is analyzed to select interest information that seems to be advantageous to and interest the user and the selected interest information is sent to the user terminal according to the user ID and displayed on the user terminal.
Patent JP-2002024302-A (JP)
Title: Design assisting system using position specifying system
Inventor: OBA KEICHU
IPC: G06F17/50
Filed: 2000-07-12
Abstract: PROBLEM TO BE SOLVED: To resolve such a problem that a design based on an accurate scale is difficult because of non-existence of a digital tool used to perform design in the site and such a problem that it is difficult for a person having no experience of design to perform design in the current circumstances because the person cannot grasp a sense of scale well. SOLUTION: The design assisting system uses a position specifying system to acquire the peripheral condition and automatically displays the same screen as the viewpoint of a designer on a digital tool to simulate the design at the time of using the digital tool in the site of design. Thus the design in actual dimensions is easily performed, and even a person having no experience of design can act for design in a certain degree.
Patent JP-2002062877-A (JP)
Title: Terminal structure of piezoelectric parts
Inventor: FUJINO MASAYUKI
IPC: G10K9/122
Filed: 2000-08-17
Abstract: PROBLEM TO BE SOLVED: To provide a terminal structure of piezoelectric parts which is capable of lowering spring pressure without reducing a wire diameter and does not obstruct the vibration of a piezoelectric diaphragm even when a housing is downsized. SOLUTION: This terminal surface has the piezoelectric diaphragm 4, the housing 1 which houses the piezoelectric diaphragm 4, and metallic terminals 7 and 8 which have contact parts 7a and 8a inserted into the housing 1 in contact with electrodes 5 and 6 of the piezoelectric diaphragm 4 at one-side ends and external junctures 7b and 8b led to the outside of the housing 1 at the other ends and have fixing parts 7c and 8c fixed to the housing 1 in their intermediate parts. Spring imparting parts 7d and 8d, which are smaller in the coefficient of the section in the contact direction with the piezoelectric diaphragm 4 than other segments and are substantially the same in the sectional area than the other segments, are formed between the contact parts of the metallic terminals 7 and 8 and the fixing parts.
Patent JP-2002061641-A (JP)
Title: Dynamic pressure type bearing device
Inventor: MORI NATSUHIKO
IPC: G11B19/20
Filed: 2000-08-23
Abstract: PROBLEM TO BE SOLVED: To reduce the number of parts and to easily set a thrust bearing clearance of a thrust bearing portion with high precision. SOLUTION: A dynamic pressure type bearing device 1 comprises a housing 7, a cylindrical bearing member 8 fixed on an inner peripheral surface 7a of the housing 7, and a shaft member 2. The housing 7 is composed of a cylindrical side portion 7b, a bottom portion 7c, and an annular collar portion 7e extending continuously from an upper end of the side portion 7b to an inner radial side. An inner peripheral surface 7e1 of the collar portion 7e faces an outer peripheral surface of a shaft 2a of the shaft member 2 through a slight seal clearance S6. The collar portion 7e seals the housing 7 and prevents leakage of oil.
Patent JP-2002060469-A (JP)
Title: Epoxy resin composition, prepreg using the same, metal- clad laminate, and printed wiring board
Inventor: OCHITA MANABU
IPC: B32B15/08
Filed: 2000-08-24
Abstract: PROBLEM TO BE SOLVED: To secure the adhesive strength between a metal foil for printed wiring and an insulation layer integrally bonded thereto when the layer is formed by impregnating an epoxy resin composition into a substrate which is prepared from poly-p-phenylene 3,4'-diphenyl ether terephthalamide fibers or prepared by using the fibers as the main ingredient and a component selected from among p-aromatic polyamide fiber pulp, m-aromatic polyamide fiber chops, and m-aromatic polyamide fibrids as a binder. SOLUTION: The epoxy resin composition to be impregnated into the substrate is prepared so that the equivalent ratio of a curing agent to epoxy groups is 0.5 or higher and lower than 1.0, preferably 0.7 or higher and lower than 0.95.
Patent JP-2002076553-A (JP)
Title: Printed circuit board and electronic component package using the same
Inventor: TANAKA HIROBUMI
IPC: H01L23/14
Filed: 2000-08-28
Abstract: PROBLEM TO BE SOLVED: To use a Pb-free high melting point solder having a low environmental load without lowering a mounting yield by raising the degree of adhesion of a sealing resin with a plated surface. SOLUTION: The Pb-free high melting point solder can be used by lowering a grain boundary density of an Ni-plating of a substrate by raising a mean phosphorus concentration of electroless Ni-plating to 7 to 10 wt.%, raising the degree of adhesion of an Au-plating layer of an upper layer with the sealing resin, and completing filling of a molding resin so that a molding part may not burst at a solder ball forming time.
Patent JP-2002069793-A (JP)
Title: Bulky woven or knit fabric and method for producing the same
Inventor: ONODERA TADAHITO
IPC: D03D15/567
Filed: 2000-08-29
Abstract: PROBLEM TO BE SOLVED: To provide a soft woven or knit fabric having durable high crimpness, free from core at the core part and suitable for clothes such as jacket, pants, suit, blouse, fleece, coat and skirt. SOLUTION: The bulky woven or knit fabric is composed of a multilayer spun yarn having a copolymerized polyester fiber at the core part. The polyester fiber has a hollow cross-section or modified cross-section having a non- circularity degree of >=1.8, a boiling water shrinkage of >=30% and a maximum thermal stress of >=0.12 cN/dtex at 60-160 deg.C.
Patent JP-2002076930-A (JP)
Title: Soft output decoder and soft output decoding method and decoder and decoding method
Inventor: MIYAUCHI TOSHIYUKI
IPC: H03M13/45
Filed: 2000-08-31
Abstract: PROBLEM TO BE SOLVED: To decode an arbitrary Trellis code having a specified number or less of branches. SOLUTION: A soft output decoding circuit 90 in an element decoder comprises an Iγ calculation circuit 156 for calculating a logarithmic likelihood Iγ, a circuit 157 for distributing the logarithmic likelihood Iγ corresponding to the code configuration of the logarithmic likelihood Iγ, a circuit 158 for calculating a logarithmic likelihood Iα, a circuit 159 for calculating a logarithmic likelihood Iβ, and a circuit 161 for calculating a logarithmic soft output Iλ.  The circuit 157 distributes the logarithmic likelihood Iγ for calculating the logarithmic likelihood Iα based on branch I/O information BIO calculated by a code information generating circuit 151 for calculating the I/O pattern of all branches on a trellis of a code and distributes the logarithmic likelihood Iγ for calculating the logarithmic likelihood Iβ based on information existing along the time axis of branches on the trellis corresponding to the configuration of a code in reverse order. The soft output calculating circuit 161 calculates the logarithmic soft output Iλ based on the branch I/O information BIO.
Patent JP-2002076829-A (JP)
Title: Surface acoustic wave device
Inventor: URABE KENJI
IPC: H03H9/25
Filed: 2000-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a surface acoustic wave device that effectively suppresses the effect of parasitic capacitance due to a ground connection structure among SAW elements and can introduce a stable characteristic by preventing interference. SOLUTION: Only ground external terminals 45, 46 opposed to each other and placed at a position of dividing each of SAW filter elements 1, 2 among ground external terminals 45-48 are electrically connected to a metallic cover 6 at the outside of a package 3 and also connected to a high impedance part of ground conductor films 51, 52. Furthermore, an input external terminal 41 conducted to the front most stage SAW filter element 1 in the SAW filters 1, 2 connected in cascade is formed near a 1st corner J of the package 3, and an output external terminal 44 conductive to the last stage SAW filter element 2 is formed near a 2nd corner K in a diagonal line direction with respect to the 1st corner J of the package 3.