baber/WOPTO huggingface dataset:
Patent JP-2001246542-A (JP)
Title: Polishing method for end surface of optical connector with fiber
Inventor: KOMA TORU
IPC: G02B6/36
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To provide a polishing method for end surface of optical connector with fiber capable of performing an end surface polishing while keeping the curvature of a pre-dome shape at the tip of a ferrule and the precision of an apex. SOLUTION: The ferrule end surface of an optical connector with fiber having an optical fiber 10 inserted into a ferrule 1 through an adhesive 7 is pressed onto the abrasive layer of an abrasive sheet 11 comprising the abrasive layer 12 formed by bonding sheet alumina and/or boehmite particles to a sheet base through a binder resin and relatively slid, whereby the removal of the adhesive bled to the tip part and the polishing of the optical fiber tip are performed.
Patent JP-2001251035-A (JP)
Title: Semiconductor device and method of manufacturing the same
Inventor: KAGEYAMA SEIICHI
IPC: H01L23/32
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device and a method of manufacturing the same in which the warpage of a circuit board can be prevented and a component can be mounted on the rear surface of a socket of the circuit board. SOLUTION: Electronic components 8-10 are mounted on the rear surface of the circuit board 1 below the socket. A reinforcing plate 7 made of a rigid plate and having recessed parts 7a-7c for housing the components 8-10 is provided on the rear surface of the circuit board 1. Since a semiconductor element 4 is pressed by a cover 3 of the socket by providing the reinforcing plate 7 on the rear surface of the socket 1, when a terminal 5 of the socket is compressed and connected to external terminals of a semiconductor element and the circuit board 1, the circuit board 1 can be prevented from warping. Moreover, since the recessed parts 7a-7c for housing the electronic components 8-10 are formed on the reinforcing plate 7, the electronic components 8-10 can be mounted on the rear surface of the circuit board 1 below the socket.
Patent JP-2001248652-A (JP)
Title: Intermediate shaft bearing device
Inventor: SEKIDO SHINICHI
IPC: F16C27/06
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To provide an intermediate shaft bearing device capable of reducing an abnormal sound generated by waviness of raceway surfaces. SOLUTION: The radius of curvatures of recesses of raceway surfaces 2a, 3a in an inner ring and an outer ring 2, 3 of a bearing part in this intermediate shaft bearing device 1 is formed at 60% to 80% of the diameter of a ball 4.
Patent JP-2001245784-A (JP)
Title: Thermosensitive device
Inventor: FUJIKAWA HIROYASU
IPC: A47J27/00
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To realize a thermosensitive device capable of guiding the vertical movement of a plate type member without using a guide rod. SOLUTION: The thermosensitive device comprises a substantially tubular case 4, a cover member 20 with which the upper opening of the case 4 is covered, the plate type member 7 vertically movably housed in the case 4, a lever 8 extending downward from the plate type member 7, ordinary temperature ferromagnetic and high temperature nonmagnetic ferrites 3a and 3b fixed to one of the cover member 20 and the plate type member 7 and a permanent magnet 5 fixed to the other of the cover member 20 and the plate type member 7. On the bottom of the case 4, a lever passing hole 4b is formed for permitting the vertical movement of the lever 8 and inhibiting the rotation of the lever 8 about an axis.
Patent JP-2001251813-A (JP)
Title: Motor and electronic device provided therewith
Inventor: KIMURA NOBUYASU
IPC: F16C17/08
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a motor and electronic device provided with the motor, where lubricating oil is prevented from being reduced through an opening in a bearing, even if a hole for sucking air is positioned on the lower side. SOLUTION: The motor comprises a rotor 20, having a shaft and impellers rotating together with the shaft, a bearing 42 for rotatably supporting the shaft, a stator 22 which rotates the rotor 20 by magnetic interaction, and a casing 41 which houses the rotor 20 and the stator 22 and has air inlet holes 100, through which air is let in by the rotation of the impellers 31 and an air discharge hole 130 through which the air introduced is discharged to the outside. The bearing 42 is provided with a thrust-receiving portion 70 which rotatably supports an end of the shaft, further contains the lubricating oil in the bearing 42, and the air inlet holes 100 are formed in the casing 41 on the thrust receiving portion 70 side.
Patent JP-2001254727-A (JP)
Title: Thrust dynamic pressure bearing
Inventor: TAKAHASHI TAKESHI
IPC: F16C33/10
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a thrust dynamic pressure bearing causing no increase in cost without providing a complicated small hole, etc., capable of preventing negative pressure suction caused at the time of starting rotation and capable of normally functioning it as the thrust dynamic pressure bearing. SOLUTION: Working fluid L for dynamic pressure generation is sealed in a clearance 3 and 4 between a rotor 1 formed with a thrust dynamic pressure groove on the end surface and the housing 2 for storing the rotor 1 in a closed state. Pockets 1P, 2P to be spaces to respectively reserve working fluid are formed on an end surface 1a of the rotor 1 and an end surface 2a of the housing 2 facing this end surface 1a. The sum of capacity of these pockets is to be more than 50 times of capacity of the bearing clearance 3 between the end surface of the rotor 1 and the end surface of the housing 2. This bearing clearance 3 is reduced in a tilting state toward the outside in the diametrical direction.
Patent JP-2001260558-A (JP)
Title: Original plate of lithographic printing plate and method of making printing plate using the same
Inventor: YONEHARA YOSHITOMO
IPC: G03F7/004
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To provide an original plate of a lithographic printing plate which enables attainment of a novel plate-making method enabling formation of an image by light irradiation, in a field of offset printing. SOLUTION: A first constitution is the original plate of the lithographic printing plate formed by a process wherein a petaline alumina layer made by immersion in hot water without firing in particular, a titanium oxide layer and a polysiloxane coat layer containing a silicon atom to which an organic group is bonded are provided in this sequence on a base of paper, plastic, aluminum or the like inferior in heat resistance. A second constitution is the method of making the printing plate wherein an active energy beam is cast in the shape of an image on the original plate of the printing plate.
Patent JP-2001267696-A (JP)
Title: Flexible printed circuit board and portable telephone
Inventor: YONE RYUICHI
IPC: H04B1/38
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To make a hinge part simple in a flip type body of a portable telephone. SOLUTION: A terminal 2 of a Y-shaped flexible board 1 is connected to the other terminals 3A and 3B, A space between the terminals 3A and 3B is made larger than the width of the terminal 2, and the flexible board 1 can be wound by passing the terminal 2 into the space between the terminals 3A and 3B. As an example, the terminal 2 is connected to a circuit stored in the cover part, and the terminals 3A and 3B are connected to a circuit stored in the body part. A cylindrical part 4 made of wound flexible board 1 is stored in a hinge part for engaging the cover part and the body part. Then, the shape of the flexible board 1 is made symmetric and the structure of the hinge part is made symmetric.
Patent JP-2001258465-A (JP)
Title: Device for preventing invasion of small animal
Inventor: OKAMURA AKIKO
IPC: A01M29/30
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a small animal invasion prevention device which outputs ultrasonic waves and others, when a small animal approaches, thereby making it possible to enhance the preventing effect on the invasion of small animal. SOLUTION: This small animal invasion prevention device is further equipped with a water-releasing means 13 for releasing water. When an animal detection means detects the approach of a small animal, a control means 10 controls to output ultrasonic waves from an ultrasonic wave output means 12 and simultaneously release water from the water-releasing means 13.
Patent JP-2001263716-A (JP)
Title: Air conditioner
Inventor: SUDA SHOICHI
IPC: F24F13/20
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To facilitate a service inspection work for machinery mounted in the ceiling space, and reduce restrictions in a mounting work. SOLUTION: An air conditioner comprises machinery 2 that incorporates a heat exchanger, a blower 3, etc., and is mounted in the ceiling space, and a decorative panel 12 having a ventilation port 17 mounted on one side of the lower space of the machinery 2, communicating with an air duct 5 in the machinery 2. A panel 23 of about the same shape as the decorative panel 12 is attached to the other side of the lower surface of the machinery, and the panel 23 is used as a panel for service maintenance of devices in the machinery 2.
Patent JP-2001274296-A (JP)
Title: Heat sink
Inventor: YOKOBORI TSUTOMU
IPC: H01L23/36
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide such a heat sink that air flows sufficiently up to the ends of heat radiation surfaces. SOLUTION: This heat sink has a cover 7 which form on a heat radiation surface 3 a heat radiation passage 6 having an air intake 4 and an outlet 5.
Patent JP-2001266609-A (JP)
Title: Signal lamp for vehicle
Inventor: KONDO TOSHIYUKI
IPC: F21S8/10
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To solve the problem that an outer lens surface is for a uniform luminescence and there is no room for changes except a shape of the outer lens that an impression is uniform not to be able to demonstrate an originality in a conventional structure of a signal lamp for a vehicle. SOLUTION: The signal lamp 1 for the vehicle having a reflector 3 controlling a luminous intensity distribution and a transparent outer lens 4 is provided with a design lens 5 provided with a partially projecting non-luminous part 5a made of clear resin between the reflector 3 and the outer lens 4. A unique pattern of the non-luminous part 5a provided on the surface of the design lens 5, therefore, is projected on the surface of the outer lens 4 to enable to express a unique design in light-on and light-off conditions.
Patent JP-2001275199-A (JP)
Title: Three-dimensional sound reproduction system
Inventor: NEGISHI HIROYASU
IPC: A63F13/54
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a three-dimensional sound reproduction system that can realize high quality three-dimensional graphics and a three-dimensional sound. SOLUTION: A host processor section 101 transfers scene data, a drawing command and a sound command to a geometric arithmetic unit 102. The geometric arithmetic unit 102 generates two-dimensional object data for graphic and calculates a geometrical relation between a sound source and a listening point. A sound generator 105 reads sound data of a sound source designated by the sound command from a sound memory 105 and processes the sound data on the basis of the geometrical information between the sound source and the listening point from the geometric arithmetic unit 102 to reproduce a sound in a three-dimensional space.
Patent JP-2001270714-A (JP)
Title: Method for producing yag fine powder
Inventor: IKEGAMI TAKAYASU
IPC: C04B35/44
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To obtain an yttrium-aluminum-garnet(YAG) powder having a small primary particle diameter without aggregation. SOLUTION: An aqueous solution of basic salts of yttrium and aluminum is dropped into an aqueous solution of a basic salt containing carbonic acid at a concentration within the range of 0.1-2.5 mol/L and the pH is regulated to 7.4-9 under conditions in which sulfate ions are present to form a precipitate having a composition which is an amorphous phase according to X-rays and corresponds to a mixture of yttrium carbonate with dawsonite in 3:5 ratio of the yttrium carbonate to dawsonite. The resultant aqueous solution containing the formed precipitate is then filtered before crystalline yttrium carbonate is formed from the precipitate. Furthermore, the precipitate is then washed and calcined to provide the YAG powder.
Patent JP-2001269199-A (JP)
Title: Method for detecting monobasic substitution by fluorescence correlation spectroscopy
Inventor: HORI KUNIO
IPC: G01N33/533
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for detecting a monobasic substitution by which a high-sensitive and high-accuracy detection of the monobasic substitution can simply be carried out, the simple method for detecting the monobasic substitution without requiring B/F separation, polymerase chain reaction(PCR), cataphoresis, etc., and further the method for detecting the monobasic substitution by which plural polymorphic sites can simultaneously be detected if required by using small amounts of a specimen and a reagent. SOLUTION: This method of detection is for detecting the monobasic substitution and comprises (1) hybridizing a specimen DNA containing the monobasic substitution site and at least one kind of DNA probe having a complementary sequence to a saquence anticipated in being included in the specimen DNA and having a labeled substance labeled on the base correspond to the monobasic substitution site and (2) optically assaying a positional variation of the labeled substance at plural lapse points in the progress of the hybridization.
Patent JP-2000294799-A (JP)
Title: Semiconductor device
Inventor: YAMAZAKI SHUNPEI
IPC: H01L27/08
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To increase the aspect ratio of a gate electrode without a limitation by the height of the gate electrode in the width of an LDD by forming an n+ type impurity region as a high-concentration impurity region first and forming an n- type impurity region as a low-concentration impurity region. SOLUTION: An oxide film and a conductive film are formed onto a p-type semiconductor substrate, and a gate insulating film 12 and a section 11 as a gate electrode are formed. The first impurity region 13 having large impurity concentration is formed. The surface of the section 11 as the gate electrode is etched in an isotropic manner, and the gate electrode 15 is formed. The second impurity region 16 having low impurity concentration is formed, using the gate electrode 15 as a mask. Accordingly, the width L of an LDD can be controlled extremely delicately, and L can be changed arbitrarily from 10 nm to 0.1 μm. Channel length W at that time reaches 0.5 μm or less. Thus, an LDD region can be formed without a limitation by an aspect ratio.
Patent JP-2001269140-A (JP)
Title: Paste product and method for producing the same
Inventor: KITAGOU YOSHIZOU
IPC: A23L17/00
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a paste product capable of sustaining its roasted aroma for a longer period of time than in conventional paste products, and to provide a method for producing the paste product. SOLUTION: This paste product is such that granules obtained by coating or impregnating oil-and-fat onto or into food material(s) giving out roasted aroma are dispersed inside. The other objective method for producing the paste product as the finished product obtained by stirring, forming and heat-treating a ground fish meat or meat material comprises the following steps: a preliminary step of obtaining granules by coating or impregnating oil-and-fat onto or into food material(s) giving out roasted aroma; and a step of mixing the above ground fish meat or meat material with the above granules.
Patent JP-2001285131-A (JP)
Title: Inverse spread circuit
Inventor: WATANABE ATSUSHI
IPC: H04B1/7093
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To realize a CDMA searcher of a simple circuit scale by reducing the correlation arithmetic unit inside of a matched filter into two systems. SOLUTION: In an inverse spread circuit for inversely spreading reception signals Di and Dq spread by spread codes Ci and Cq, in the case of inversely spreading a QPSK spread signal in order to realize a signal given BPS spreading (Di*Ci+Dq*Cq) and a signal given QPS spreading ((Di*Ci+ Dq*Cq)+(Di*(-Cq)+Dq*Ci)) by means of the matched filter of two systems, the arithmetic of (Di*Ci+Dq*Cq) is performed by using time division processing. Next, the respective signals are stored in registers DIREG and CIREG and switched by selectors DATSEL 1 and CODESEL 1 to perform the arithmetic of (Di*(-Cq)+Dq*Ci). Each arithmetic result is stored in a memory MEM and a correlation peak is detected to perform the inverse spreading of the QPSK spreading signal.
Patent JP-2001276276-A (JP)
Title: Health medical appliance
Inventor: MURAUCHI YOSHIHIDE
IPC: A47C3/18
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a health medical appliance that is beneficial to curing the illness of loins, strengthening them, or the like. SOLUTION: This appliance is provided with a uniaxial base 1, a uniaxial rocking panel 4 and support rollers 2I interposed between the uniaxial base 1 and the uniaxial rocking panel 4, and the uniaxial base 1 is provided with a rectangle chamber 2 opening upward. The side end walls 2b, 2c in the longitudinal side of the rectangle chamber 2 are provided with respective holding parts of the support rollers 21, and the uniaxial rocking panel 4 has an arc-shaped box 6 fitted to the underside of a top plate 5. The arc-shaped box 6 is provided with an arc wall 6b swelling downward along the longitudinal direction of the rectangle chamber 2, and a through hole 8 communicating with the inside and the outside is provided at the center part of the arc wall 6b, so as to form an arc-shaped space part 7 between the top plate 5 and the arc wall 6b. The uniaxial rocking panel 4 is fitted by a pressing plate 9 that is inserted into the rectangle chamber 2 to be mounted on the support rollers 21 and contacts with the arc-shaped space part 7 side of the arc wall 6b and by a connecting bolt 10 passed through the through hole 8 from the pressing plate 9 to be screwed into the bottom wall 2a of the rectangle chamber 2, and it is free to rock at least to the longitudinal side of the rectangle chamber 2 within a fixed angle θ.
Patent JP-2001279010-A (JP)
Title: Method for producing polymer film sheet and polymer film sheet
Inventor: OONO SHINJI
IPC: C08J7/04
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a method for the continuous production of a polymer film sheet having excellent surface smoothness, an apparatus for the production of the film sheet and a polymer sheet produced by the method. SOLUTION: The objective polymer film sheet is produced by coating or laminating a UV-curable resin composition on a stock polymer film sheet, irradiating the UV-curable resin composition in softened state with ultraviolet rays in a state contacting with a roll having a smooth surface with the maximum surface roughness (Rmax) of <=0.1 μm measured at an arbitrary position over a length of 2 mm and transferring the smooth surface of the roll to the UV- curable resin.
Patent JP-2001283078-A (JP)
Title: System for providing advertisement information
Inventor: HAYASHIDA TATSUYA
IPC: G06Q50/00
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To realize a system by which an advertiser's desire that an advertisement surely leads to merchandise purchase is satisfied and also the quality of the advertisement is improved. SOLUTION: The system is provided with a user database(DB) 48, an advertiser DB 44, an advertisement information DB 26, an advertiser point DB 38, a user point DB 42, a display propriety deciding means 30 for deciding the propriety of advertisement information display in accordance with the number of remaining points of the advertiser and a point number updating means 32 for decreasing the number of points of the advertiser when advertisement information is displayed and adding the points to the user points DB 42. When the user purchases the merchandise concerning advertisement information at a reduced price, the point number updating means 32 clears the points in the user point DB 42 and also adds the number of the points to the advertiser point DB 38.
Patent JP-2001279617-A (JP)
Title: Fallen snow resistant fence
Inventor: NAKAYAMA HIDEYUKI
IPC: E01F7/02
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a fence with high fallen snow resistance. SOLUTION: Vertical wire materials 10 are disposed nonlinearly in the longitudinal direction of a fence, and connected to each other with lateral wire materials 11. The bottom parts 13 of the vertical wire materials 10 are embedded into an earth 50.
Patent JP-2001276547-A (JP)
Title: Temperature conditioner and temperature conditioning method for high temperature exhaust gas
Inventor: TATEISHI MASATAKA
IPC: B01D51/00
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a temperature conditioner preventing the adhesion of a volatile component and a molten dust component and effectively conditioning the temperature of the high temperature exhaust gas. SOLUTION: A cooling water atomizing nozzle 5 atomizing a cooling water heading for almost the center of high temperature exhaust gas flows blown in from a gas blowing inlet 2a through an exhaust gas introduction conduct 3 to prevent segregated flows, reducing the flow velocity of high temperature exhaust gas is provided on the upper section of a temperature conditioning column 2 of the temperature conditioner 1, and a plurality of first stage cooling jet nozzles 6 so jetting the cooling water as to form downward facing circulated gas flows along the inner wall of the temperature conditioning column 2 is provided on an annular plane of a first expanded stage section 21,  while a plurality of second stage cooling gas jet nozzles 6 so jetting the cooling gas as to form the downward facing circulated gas flows along the inner wall of the temperature conditioning column 2 are provided on the annular plane of a second expanding stage section 22 below the first expanding stage section 21.
Patent JP-2001278103-A (JP)
Title: Traveling drive device of crawler type mobile vehicle
Inventor: KATAUE NOZOMI
IPC: B62D11/08
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To miniaturize a traveling drive device of a mobile vehicle, equipped with a crawler as a traveling part, such as an agricultural tractor, a riding control machine or the like with the members therefor shared with wheel-type models. SOLUTION: In the crawler type mobile vehicle, an axle is mounted right and left from a differential mechanism of a variable-speed mechanism, to put a driving sprocket in an interlocked state, and the crawler is wound around the driving sprocket and a driven sprocket. A braking mechanism and a normal/ reverse rotation interlocking mechanism are mounted on the axle part between the differential mechanism and each of the right and left driving sprockets. The normal/reverse rotation interlocking mechanism is provided with a clutch mechanism allowing selection between the condition where an input side is directly connected to an output side and the condition where the output side is reversed relative to the input side in conjunction with a planetary gear mechanism. The braking mechanism and the clutch mechanism are activated in cooperation with a steering operation.