baber/WOPTO huggingface dataset:
Patent JP-2004054051-A (JP)
Title: Image forming apparatus
Inventor: TAKAGI HIROTADA
IPC: G03G15/20
Filed: 2002-07-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of preventing the deterioration of an image at simultaneous both-side fixation.  <P>SOLUTION: Provided that the surface potential of a transport belt 11 in a part B where a paper sheet is separated from the transport belt 11 is expressed by V<SB>B</SB>, the surface potential of a fixing belt 24 in a part A where the leading end part of the paper sheet comes into contact with the fixing belt 21 for the first time by V<SB>A</SB>, and the surface potential of a fixing roller 24 by V<SB>C</SB>, a relation V<SB>B</SB>≥V<SB>A</SB>≥V<SB>C</SB>holds. Then, when the paper sheet is transported from the transport belt 11 to a fixation nip part, the surface potential of the paper is reduced stepwise, and thus the drastic fluctuation of the surface potential on the paper is prevented.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004055936-A (JP)
Title: Printed circuit board
Inventor: SATO TOMOAKI
IPC: H05K1/02
Filed: 2002-07-23
Abstract: <P>PROBLEM TO BE SOLVED: To make an electronic part soldered while the electronic part is fixed upright on a printed circuit board, and to improve workability by reducing a tilt after the soldering, and reducing the man-hours of amendment of soldering.  <P>SOLUTION: In a printed circuit board 1 for inserting an electronic part 4 equipped with three or more leads 3 arranged in a line, each inserting hole 2 of the lead is drilled and arranged in a staggered and/or trapezoidal shape. The electronic part is fixed vertically through stress of the lead to an inner wall of the inserting hole 2. The inserting hole 2 for the lead is almost the same in shape as the lead 3, and the shape is angular, round or elliptic. In addition, the space of the inserting holes 2 for the lead is set to 0.1 to 0.4 mm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004052458-A (JP)
Title: Hole wall washing device
Inventor: SHIRAI SHUNSUKE
IPC: E21B37/04
Filed: 2002-07-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hole wall washing device for washing the hole wall of a boring hole, especially, capable of efficiently eliminating foreign materials clogged in a crack.  <P>SOLUTION: This washing device 1 is provided with a rod 2 to be inserted into a hole part H to be washed. The washing liquid is discharged toward the hole part H from a washing liquid discharge opening 4 formed in a lower end of the rod 2. The periphery of the rod 2 is provided with a projection part 7 forming a narrow flow passage 8 between the hole wall W. When the washing liquid passes through the narrow flow passage 8, flow speed rises to generate the negative pressure in the washing liquid, and this negative pressure pulls the foreign material T staying in a crack C generated in the hole wall W to wash away.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004052193-A (JP)
Title: Method for printing pile fabric
Inventor: MATSUNAMI MASAHIKO
IPC: D03D27/00
Filed: 2002-07-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for printing a pile fabric enabling the printing of a hazy colorful tone and easy manufacturing of the pile fabric in a short delivery period.  <P>SOLUTION: This method for printing the pile fabric is provided by bleaching the yarn main bodies 11 of weft yarns before weaving for improving water absorption, while attaching paste for sizing on the surface of the yarn main bodies 13 of a warp yarn and pile yarn before weaving, manufacturing the pile fabric by weaving the weft yarns, warp yarn and pile yarn, printing a colored paste obtained by adding a pigment to a water soluble binder on the pile fabric at prescribed parts. The printed color pastes 15, 17 infiltrate into the inside of the main bodies 11 of the weft yarn since they have a high water absorption, but slightly on the outer surface of the yarn main bodies 13 of the warp yarn and pile yarn since they have a low water absorption. By bleaching the pile fabric after the printing, most of the color paste 19 remains in the yarn main bodies 11 of the weft yarns and the color paste 20 remains only slightly on the yarn main bodies 13 of the warp yarn and pile yarn.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004051470-A (JP)
Title: Method for synthesizing mineral, apparatus for synthesizing synthetic mineral and mineral, and coal ash for synthesizing mineral and its processing method
Inventor: HATASAKI HIROAKI
IPC: C01B35/18
Filed: 2002-07-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for synthesizing a boron-containing cyclic silicate mineral which can be industrially synthesized, a synthetic mineral and its synthesizing apparatus, and coal ash for synthesizing mineral and its processing method.  <P>SOLUTION: The synthetic mineral contains two or more kinds of elements selected from silicon, boron, lithium, sodium, magnesium, aluminum, potassium, titanium, vanadium, chromium, manganese, iron, cobalt, nickel, copper and zinc and contains calcium of 5 wt% or less in terms of a metal and consists of the boron-containing cyclic silicate mineral. The boron-containing cyclic silicate mineral is synthesized by the method that it is synthesized by a hydrothermal reaction at a high temperature and pressure using the above raw material which contains the elements. The calcium content in the raw material can be 5 wt% or less.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004060446-A (JP)
Title: Recoil starter
Inventor: HASHIBA HIDEKI
IPC: F02N3/02
Filed: 2002-07-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a recoil starter that can connect a power-driven device to the same output shaft C in the state of mounting the recoil starter to the output shaft C of an engine E.  <P>SOLUTION: A reel support shaft 4 is formed on the axis of the output shaft C of the engine E in a starter case 1. A rope reel 3 wound with a recoil rope 2, and a cam 6 for transmitting rotation to the output shaft C on the engine E side through a one-way clutch 8, are rotatably mounted to the reel support shaft 4. The rope reel 3 and the cam 6 are connected by a damper means 12, and an opening 16 extending from the output shaft C of the engine E to the outside of the starter case 1 is formed on the center line of the reel support shaft 4 formed in the starter case 1. The rotational output of the engine E can thereby be connected to the outside of the starter case 1 through the opening 16.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004060685-A (JP)
Title: Multilayer damper device
Inventor: ODA NOBUTOSHI
IPC: A47K13/12
Filed: 2002-07-25
Abstract: <P>PROBLEM TO BE SOLVED: To allow the control of the torque of both a toilet seat and a toilet lid and achieve smaller simplified construction.  <P>SOLUTION: An inner layer damper member d1 and an outer layer damper member d2 are rotatably incorporated in a casing 10 and the other opening end 10b thereof is closed with a cap 12. An inner periphery 26a of the outer layer damper member d2 can be put in contact with the outer periphery of a shaft portion 13 of the inner layer damper member d1, and the inner layer damper member d1 and the outer layer damper member d2 can be slid with their relative rotation. An circular passage 28 opening to a sliding surface between the inner layer damper member d1 and the outer layer damper member d2 is formed in a large diameter portion 13b of the shaft portion 13 of the inner layer damper member d1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004063694-A (JP)
Title: Pattern transfer film, manufacture thereof, functional mask and manufacture of functional mask
Inventor: KIMURA SATOSHI
IPC: H05K3/00
Filed: 2002-07-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a functional mask or the like and the manufacturing method of the same, high in the adhesiveness to a surface to be worked and reduced in the manufacturing cost of the same.  <P>SOLUTION: A matrix is formed, in which a pattern is formed on a substrate 11 by a plating film 14 (Fig.(d)). A resin is embedded into the matrix to cure and form a resin film 15 for bearing the pattern (Fig.(e)). A base film 16 having flexibility is bonded to the resin film 15 (Fig.(f)). The pattern film is separated from the matrix and is transferred to the side of the base film 16 to form a pattern transferring film 17. The resin film 15 is bonded from the pattern transferring film 17 onto a member to be worked to separate the same from the base film 16 whereby the functional mask is formed on the member to be worked.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004063236-A (JP)
Title: Cable reel
Inventor: MAEKAWA AKITO
IPC: H02G11/02
Filed: 2002-07-29
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the occurrence of an abnormal noise in rotating a cable reel, and to prevent noise occurrence from leaking outside.  <P>SOLUTION: In the cable reel 10, a fixed body 12 to be an external cylinder is rotatably mounted to a movable body 11 to be an inner cylinder, a flat cable 14 is housed in a hollow ring 20 formed of the fixed body 12 and the movable body 11, and both ends of the flat cable 14 in a longitudinal direction are coupled with the movable body 11 and the fixed body 12. At least one of an outer peripheral wall 12a surrounding the hollow ring 20, an inner peripheral wall 11a, an upper wall 11d, and a base wall 12d has a double wall structure, and spaces 11e, 12e are provided, respectively, between two walls 11b, 12b and between two walls 11c, 12c, having the double wall structure.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004061840-A (JP)
Title: Electrophoretic light adjusting device, its driving method and apparatus using same
Inventor: UNO YOSHINORI
IPC: G03B9/08
Filed: 2002-07-29
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a physical shutter to replace a mechanical shutter by using an electrophoretic device and to use it for the light adjusting apparatus of an imaging apparatus.  <P>SOLUTION: The electrophoretic device including opaque electrophoretic particles is formed and placed on the optical axis of a lens or an imaging device, whereby a function for electrically adjusting light quantity entering the imaging device or the like is obtained by using the light shielding effect of the particles. Thus, the imaging device whose dynamic range is large is obtained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003131819-A (JP)
Title: Method for controlling contention of storage units in automatic data storage system
Inventor: VOIGT DOUGLAS L
IPC: G06F12/06
Filed: 2002-07-31
Abstract: PROBLEM TO BE SOLVED: To provide a method for allocating physical storage resources automatically to a logical unit (LU) considering a specific data access pattern. SOLUTION: Allocation of physical storage resources is performed according to the logical group involved to prevent contention between an LU in one logical group and an LU in another logical group as to physical storage resources. Namely, the physical storage resources are allocated to the LU in the first logical group so that they are independent of the storage resources allocated to the LU in the second logical group. If there is a third logical group, the physical storage resources are allocated to the LU in the third logical group. The allocated physical storage resources are independent of the storage resources allocated to the LUs in the first and second logical groups. This is applicable to all logical groups.
Patent JP-2004062028-A (JP)
Title: Dispersion decreasing optical fiber and ultrawideband optical light source using optical fiber
Inventor: HASHIMOTO MAMORU
IPC: G02B6/10
Filed: 2002-07-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inexpensive dispersion decreasing optical fiber which can be manufactured easily and with high performance and an ultrawideband optical light source using the dispersion decreasing optical fiber.  <P>SOLUTION: The dispersion decreasing optical fiber 4 which generates ultrawideband light by dispersing an incident optical signal to a prescribed band is constituted as one in which a plurality of optical fibers F<SB>1</SB>to F<SB>10</SB>having prescribed dispersion characteristics are connected in series. An ultrawideband optical light source 1 is provided with the dispersion decreasing optical fiber 4 as a means for generating the ultrawideband light.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004066478-A (JP)
Title: Writing utensil
Inventor: KOYAMA TAKAO
IPC: B43K5/12
Filed: 2002-08-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a writing utensil, an ink exhaustion sign of which can be easily and surely detected visually in a twin type writing utensil, in which a pen point serving as a writing part is equipped at both the sides of a barrel so as to supply ink for writing utensil such as water-based ink and oil-based ink impregnated in an ink occlusion body in the barrel.  <P>SOLUTION: This writing utensil is a twin type writing utensil A having pen points 50 and 60 functioning as a writing part at both sides of the barrel and supplying ink contained in an ink occlusion body 20 in the barrel 10 to each of the pen points 50 and 60, and the ink contained in the ink occlusion body 20 is supplied through ink guiding tubes 30 and 40 having visual recognizability to each of the pen points 50 and 60. The ink exhaustion sign from the ink occlusion body 20 is detected by visually recognizing the ink guiding tubes 30 and 40 through each of the visually recognizing parts 12 and 13 formed respectively in the barrel 10.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004070989-A (JP)
Title: So head protecting device in fdd device
Inventor: YAJIMA TADASHI
IPC: G11B17/043
Filed: 2002-08-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an SO head protecting device in an FDD device, preventing damage to an SO head when an FD is inserted.  <P>SOLUTION: An SO head guard 4 whose upper surface is positioned at a level slightly higher than the level of the upper surface of the SO head 8 is provided so as to freely rise and fall on a frame 1, a spring 6 raising the SO head guard 4 at the time of unloading and weaker than a spring for bringing down an FD holder is provided and the SO head guard 4 is disposed so that the tip 5a of a latch lever 5 falling at the time of loading engages with a pressure part 4b positioned eccentrically to a rotation center 4a of the SO head guard 4.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004071738-A (JP)
Title: Spacer tape and tab tape spacer
Inventor: MURATA KENTARO
IPC: H01L21/60
Filed: 2002-08-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a spacer tape and a tab tape spacer which have no possibility that projections of a spacer tape wound outside may get into a space extended in a tape lengthwise direction between projections of a spacer tape wound inside.  <P>SOLUTION: In the spacer tape which has the projections protruding on a front surface and/or a rear surface of a main body 1 of a tape on both edges in the longitudinal direction of the main body 1 of the tape, the projections 2 are formed continuously over the whole length of the main body 1 of the tape. Due to this structure, there is no possibility that projections of a spacer tape wound outside may get into a space extended in a tape lengthwise direction between projections of a spacer tape wound inside, and local bending of the spacer tape and the tab tape is prevented. Moreover, there is no damage to electronic components and no deformation of leads, and there is no movement of the electronic components with respect to the tab tape, reducing rates of occurrence of defective electronic components and defective substrates.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004072315-A (JP)
Title: Image forming apparatus
Inventor: KITAN TOMONORI
IPC: H04N1/04
Filed: 2002-08-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus in which moving time from a reading means waiting position to a reading position after starting is reduced and FCOT is shortened when a position where an original is skimmed through is on an opposite side of a reading means moving/scanning direction of a platen glass face against the waiting position of the reading means.  <P>SOLUTION: An automatic original paper feeding device provided with an original stop deciding an original mounting position when the original is mounted on platen glass, the reading means (CIS) is moved/scanned and a picture is read, the original stop on platen glass and an original skimming part by an automatic original paper feeding means is arranged. The reading means starts moving from the waiting position to the original reading position in connection to mounting of the original on a sheet original mounting tray for mounting the original that the automatic original paper feeding device reads.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004068077-A (JP)
Title: Low thermal expansion alloy powder for press sintering
Inventor: SAWADA TOSHIYUKI
IPC: C22C38/08
Filed: 2002-08-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide low thermal expansion alloy powder for press sintering, which has excellent shape retainability of cold-pressed compact and sinterability, and also has a low thermal expansion coefficient of a sintered compact.  <P>SOLUTION: The low thermal expansion alloy powder for press sintering comprises rare earth elements of 0.3 to 5.0 element% and Ni of (34+1.0×TRE) element% to (42+2.0×TRE) element%, and the balance Fe with inevitable impurities; wherein TRE is the total element% of the rare earth elements. Alternatively, the low thermal expansion alloy powder for press sintering comprises rare earth elements of 0.3 to 5.0 element% and Ni of (34+1.0×TRE) element% to (42+2.0×TRE) element%, and the balance Fe with the other elements of ≤5 element% in total. Alternatively, the low thermal expansion alloy powder for press sintering is produced by atomizing the above low thermal expansion alloy powder for press sintering by a gas comprising gaseous nitrogen of ≥5 vol%.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003121676-A (JP)
Title: Optical fiber array, and method and plate for positioning optical fiber
Inventor: NAKAJIMA TOSHIHIRO
IPC: G02B6/04
Filed: 2002-08-07
Abstract: PROBLEM TO BE SOLVED: To easily determine the position of an optical fiber with high precision at one end of an optical fiber holder. SOLUTION: The optical fiber positioning plate 12A is so formed by a thin- film process etc., as to have positioning holes H11 to H81 corresponding to holding holes J11 to J81 of the optical fiber holder 10 and a positioning plate 12B is also similarly formed. Each positioning hole is formed increasing in size from one end to the other end. The positioning plates 12A and 12B are mounted at one end and the other end of the holder 10 respectively. Optical fibers F11 to F81 are run through positioning holes K11 to K81 , inserted into the holding holes J11 to J81 and positioning holes H11 to H81 , and fixed with an adhesive layer 16. The optical fibers F11 to F81 can be fixed by using even an adhesive layer or fixing layer provided on the side of the positioning plate 12A instead of the adhesive layer 16. The fixing layer after being formed by plating is flattened by polishing.
Patent JP-2004080110-A (JP)
Title: Orthogonal frequency division multiplexing communication system and orthogonal frequency division multiplexing radio set
Inventor: WADA YOSHIO
IPC: H04J11/00
Filed: 2002-08-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an orthogonal frequency division multiplexing communication system which improves the frequency efficiency and transmitting/receiving performance and to provide an orthogonal frequency division multiplexing system in an MIMO (multi-input multi-output) system and multicell system adopting an OFDM (orthogonal frequency division multiplexing).  <P>SOLUTION: Received signals of three systems are respectively input to and Fourier transformed by Fourier transformers 14a-14c, and carriers for constituting orthogonal frequency division multiplexing signals are separated. An inverse matrix arithmetic block 15 extracts and acquires only a pilot signal part from signals output from the transformers 14a-14c, and a demodulating block 16 extracts and acquires only a data signal component. The block 15 measures a complex matrix H<SB>k</SB>of a transmission line parameter between a transmitter and a receiver by using the extracted pilot signal, and calculates its inverse matrix V<SB>k</SB>. The block 16 multiplexes the matrix V<SB>k</SB>by the received signals of the three systems, compensates for transmission line characteristics and estimates the transmitted signals of the respective transmitting antenna.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004076304-A (JP)
Title: Gutter and cover for gutter
Inventor: OIKE ETSUJI
IPC: E03F5/04
Filed: 2002-08-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gutter having a drain port with high drainage efficiency without obstructing walking.  <P>SOLUTION: A projection 51 projecting sideways from the side face 21 of a cover 20a fitted to the opening 11 of the gutter 1a is provided, and a linear drain space is formed along the edge of the opening 11 so as to construct the gutter having the drain space narrow to such a degree that walking is not obstructed but extending long in the longitudinal direction of the gutter. Also, since the drain space is not needed to be buried by grating, the gutter with the high drainage efficiency can be constructed at low cost.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004077615-A (JP)
Title: Prism, optical head and recording and reproducing device
Inventor: KASHIWAGI HIROSHI
IPC: G11B7/135
Filed: 2002-08-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a prism which improves the degree of freedom of arranging light sources and a light quantity detector when using the light sources with two wavelengths different from each other and is advantageous to suppress the occurrence of angle deviation of optical paths, and to provide an optical head and a recording and reproducing device.  <P>SOLUTION: A prism forms: first optical path such that a first light beam is made incident on a first surface 51, passes a second surface 52, a third surface 53 and a beam splitter film 23 in this order and is emitted from a seventh face 57; and a second optical path such that a second light beam is made incident on a fifth surface 55, is reflected by the beam splitter film 23 and is emitted from the seventh surface 57.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004075325-A (JP)
Title: Paper loading device and image formation device
Inventor: YOSHIDA HIROAKI
IPC: B65H31/36
Filed: 2002-08-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a paper loading device provided with an auxiliary conveyance mechanism for conveying a paper sheet until a paper sheet end in front of conveyance direction is butted on an aligning face and capable of reducing obstacle for reducing drop distance of the paper sheet to be loaded on the paper loading device up to the paper sheet at the uppermost position as much as possible by starting conveyance of the paper sheet to be loaded on the paper loading device by the auxiliary conveyance mechanism from a condition in which the paper sheet end in front of the conveyance direction is comparatively remote from the aligning face.  <P>SOLUTION: This paper loading device is provided with a paper loading means having a loading face and the aligning face and a paper conveyance means for aligning paper sheet ends in front of the conveyance direction on the aligning face, overlapping paper sheets on the loading face, and loading them. A shape of the loading face in the paper loading means is constant (or deformable), and the vicinity of loading point at the paper sheet end behind the conveyance direction is recessed for the vicinity of loading point at the paper sheet end in front of the conveyance direction.  <P>COPYRIGHT: (C)2004,JPO