baber/WOPTO huggingface dataset:
Patent JP-H11223752-A (JP)
Title: Optical fiber cable
Inventor: ASAKA KOICHI
IPC: G02B6/44
Filed: 1998-02-05
Abstract: PROBLEM TO BE SOLVED: To provide an optical fiber cable capable of preventing the bending exceeding allowable bending radius without using a structure of special materials such as a bending preventing wire. SOLUTION: A clad 2 is formed on a core 1, and a sheath 3 and a bending preventing coating 4 are provided on this. Circumferential projection and recession are formed on the bending preventing coating 4 so that the adjacent recessed part and projecting part can be brought into contact with each other at the time of bending, and the bending of a fiber exceeding the bending radius can be prevented. The bending preventing coating 4 can be used instead of the sheath 3, and protecting coating for wiring for smoothing operating wiring can be provided on the bending preventing coating 4.
Patent JP-H01200088-A (JP)
Title: Sealed type rotary compressor
Inventor: IIDA KEIZO
IPC: F04C27/00
Filed: 1988-02-03
Abstract: PURPOSE:To prevent the leak of the gas inside a roller piston into a cylinder through the edge surface of a roller by forming a groove which is concentric to the roller piston over the whole periphery at the both edge surface of the roller piston and fitting an oil-impregnated metal powder sintered bearing into the groove. CONSTITUTION:The titled compressor is equipped with a compression device driven by a motor having a stator 2 and a rotor 3 which are housed in a sealed container 1. The compression device compresses the gas sucked from an intake pipe 9 by successively reducing the capacity of a compression chamber 13 formed between a vane 8, when a roller piston 6 fitted into the eccentric part 5 of a shaft 4 is revolved in a cylinder 7. After the compressed gas is opened into the sealed container 1, said gas is discharged from a discharge pipe 10. In this case, a groove 14 is formed concentrically with the roller piston 6 at the both edge surfaces of the roller piston 6. An oil-impregnated metal powder sintered bearing 15 is fitted into the groove 14, and the gap between the roller piston 6 and each plate 11, 12 is sealed.
Patent JP-H09207517-A (JP)
Title: Air-filled radial tire for heavy load
Inventor: KOBAYASHI YASUHIKO
IPC: B60C9/08
Filed: 1996-02-09
Abstract: PROBLEM TO BE SOLVED: To provide an air-filled radial tire for a heavy load in running mainly on a wasteland, excellent in a cut separation resistance characteristic and a cut penetration resistance characteristic in a tread central region and a shoulder part. SOLUTION: In a belt 2 formed by at least three layers of rubber coating chord layers, a main cross belt layer formed by laminating the adjacent layers at a 5 to 40 deg. chord angle relating to a peripheral direction is included, a maximum sectional width of the main cross belt layer is 70 to 85% sectional width of a tread 3, at least one layer of, three layers of the belt layer has a sectional width of 50 to 60% the maximum width of the main cross belt layer, to be a narrow width belt layer with the chord angle 5 to 15 deg. relating to a peripheral direction, at least one layer of carcass reinforced layer 14, formed by burying a plurality of organic fiber chords in a coating rubber with a chord angle in an equator line of a tire at 40 to 80 deg. relating to a peripheral direction, is provided inside a shoulder part of a carcass ply 1.
Patent JP-S62182498-A (JP)
Title: Electric fan
Inventor: HASHIMOTO YOSHIKI
IPC: F04D25/08
Filed: 1986-02-06
Abstract: PURPOSE:To share parts by providing a base removable from a main body and a stanchion removably connecting the main body to the base below the main body having a blade, a motor and guards. CONSTITUTION:A base 23 removable from a main body 18 is provided below the main body 18 having a head 6, a blade 4, a motor 5 and guards 1, 3. The main body 18 and the base 23 are removably connected with a stanchion 19. The main body 18 is taken out from a tube body 20 and connected directly to the base 23, thus this fan can be changed from one for use on floor to another for use on desk. Accordingly, one set of a product can be used for many purposes, and parts can be shared.
Patent JP-H08198629-A (JP)
Title: Green pigment of fine particulate multiple oxide and its production
Inventor: TAKAKAMO MASANORI
IPC: C09C1/00
Filed: 1995-01-20
Abstract: PURPOSE: To improve color developing property by controlling BET specific surface area to equal or above a specific value and being constituted of a multiple oxide of Co, Cr and Ti. CONSTITUTION: A mixed salt aq. solution having 5-50wt.% concn. is prepared by dissolving a Co salt such as C(MO3 )2 .6H2 O, a Cr salt such as Cr(NO3 )3 .9H2 O and a Ti compound such as TiCl4 in a prescribed ratio. Next, the mixed salt aq. solution is dropped simultaneously with an aq. solution of an alkali such as NaOH as a precipitant into a precitation solvent such as water, allowed to precipitation react in the range of pH7-12 and aged for about 1hr after the reaction is completed. After that, the fine particulate multiple oxide green pigment having >=30m<2> /g BET specific surface area and composed of the structural components having molar ratio of Co/Cr/Ti=1.0/(1.0-3.0)/(0.01-1.0) is obtained by firing the coprecipitated material under an acidic atmosphere at 500-1000 deg.C for 0.5-1hr after filtering, washing and drying at 100-120 deg.C.
Patent JP-H07234936-A (JP)
Title: Black pattern extracting method
Inventor: MATSUMURA KENICHI
IPC: G06T5/00
Filed: 1994-02-22
Abstract: PURPOSE:To extract a black pattern overprinted on a background where a monochromatic pattern other than black is printed. CONSTITUTION:The variance of a density histogram is a designated area generated at a density histogram calculation part 2 for a multiple color monochromatic image fetched by an image input part 1 is calculated by a variance calculation part 3, and an area of (background+black part) in the designated area is extracted by a background+black part sampling part 6 based on the density histogram of an image in which each variance can be maximized. The density histograms of another primary colors except for a color processed first are generated at a density histogram calculation part 7 for the area, respectively, and the variance of each density histogram is calculated by a variance calculation part 8, and the area of the black part in the designated area can be extracted by a black part extracting part 11 based on the density histogram of the image in which calculated variance can be minimized.
Patent JP-S60185629-A (JP)
Inventor: TEEODOORU BAUERU
IPC: B60J7/12
Filed: 1985-02-13
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H11224904-A (JP)
Title: Semiconductor device
Inventor: ARAI HAJIME
IPC: H01L21/8247
Filed: 1998-02-05
Abstract: PROBLEM TO BE SOLVED: To provide a highly reliable semiconductor device with little variations in active terminal characteristics. SOLUTION: A link for laser trimming 8 is provided on a field oxide film 5. An N-well 4 is formed under the field oxide film 5 in the surface of a semiconductor substrate, and the N-well 4 is formed by a retrograde well. Consequently, since an aperture is formed on the N-well region after laser trimming(LT) blow, sodium ions that have infiltrated from the aperture are guttered into an N-type impurity in the N-well and are unable to reach the active region.
Patent JP-H07215984-A (JP)
Title: Production of organosilicon compound
Inventor: ICHINOHE SEIJI
IPC: C07F7/08
Filed: 1994-01-27
Abstract: PURPOSE:To obtain an organosilicon compound, comprising an organopolysiloxane containing plural (meth)acryloyl groups and useful as a cross-linking agent, etc., for hard contact lenses in high purity by carrying out the dehydrating condensation of a specific organosilicon compound containing silanol. CONSTITUTION:This method for producing the objective organosilicon compound comprising an organopolysiloxane, expressed by formula II [R<1> is H or methyl; R<2> to R<4> each is a 1-8C monovalent organic group or a siloxy group expressed the formula OSiR<6>R<7>R<8> (R<6> to R<8> each is a 1-8C monovalent organic group); R<5> is a 1-8C monovalent organic group; (a) is 0 or 1; (b) is 0 or 1; (m) is an integer of 1-12; (n) is an integer of 1-12] and important as a cross-linking agent capable of improving the strength of a methacrylic resin for hard contact lenses and having two (meth)acryloyl groups in one molecule is to carry out the dehydrating condensation of two molecules of the organosilicon compound, expressed by formula I and containing silanol. The organosilicon compound is obtained in high purity.
Patent JP-H06210744-A (JP)
Title: Device for automatically sticking sealing tape
Inventor: TSUMURA AKIO
IPC: B29L31/26
Filed: 1993-01-19
Abstract: PURPOSE:To obtain a device for automatically sticking a sealing tape, capable of performing terminal processing of the sticking with highly positional accuracy even in the case of a flexible sealing tape. CONSTITUTION:The main body of a sticking device capable of sticking a sealing tape T by relative movement with a workpiece W has a guide rail 10 for guiding and running the sealing tape T, a feed mechanism 12 for feeding the tape T, and a press mechanism 15 for pressing the tape T fed through the guide rail 10 against a portion of the workpiece W where the tape is to be stuck. Further, the device has both of a slack detection mechanism 17 for detecting the slack of the tape at a portion between the top end of the guide rail and the press mechanism 15, and a cutting mechanism for cutting the tape T at a portion between the top end of the guide rail and the press mechanism 15 after finishing the sticking of the tape in predetermined length. The cutting mechanism is formed so that cutting operation is carried out in a state that the slack of the tape is detected by the slack detection mechanism 17.
Patent JP-H10219093-A (JP)
Title: Polycarbonate resin composition
Inventor: KANAYAMA SATOSHI
IPC: C08K5/3462
Filed: 1997-02-07
Abstract: PROBLEM TO BE SOLVED: To obtain the subject composition hardly causing deterioration of physical properties of resin itself, capable of making yellowing in sterilization of microbes due to irradiation of ionising radiation smaller and useful for medical products, etc., by compounding a polycarbonate resin with a nitrogen- containing saturated type heterocyclic compound at a specific ratio. SOLUTION: This resin composition is obtained by compounding (A) 100 pts.wt. polycarbonate resin [e.g. (branched)thermoplastic aromatic polycarbonate (co)polymer having 10,000 to 100,000 viscosity average molecular weight] with (B) 0.01-5 pts.wt. a compound having a nitrogen-containing saturated type heterocycle (e.g. piperidine ring, piperazine ring, pyrrolidine ring or morpholine ring)  e.g. a compound of formula I [X<1> is a single bond or a group of the formula, NR<14> (R<14> is H, a 1-30C alkyl, etc.); R<1> to R<5> are each R<14> ; (m) and (n) are each 0-10 and 1<=(m+n)<=20] or a compound of formula II  X<2> to X<5> are each X<1> ; X<6> and X<7> are each an amino or a group of the formula, CR<15> (R<15> is R<14> ); one or more kinds of groups among X<2> , X<3> , X<6> and X<7> ; R<6> to R<13> are nitrogen-containing groups; R<6> to R<13> are each R<14> ;  (p), (q), (r) or (s) is (m) and 1<=(p+q)<=20 and 1<=(r+s)<=20]}.
Patent JP-S60170220-A (JP)
Title: Assembly for transformer used in condenser-type instrument
Inventor: MIWA NAOHIRO
IPC: H01F38/24
Filed: 1984-02-15
Abstract: PURPOSE:To make unnecessary adjustment work after the error test on finished- product and attempt reduction in man-hour for assembly and reduction in the period for assembly by providing a shield plate around windings of a main transformer composing a resonant circuit, testing the transformer, and containing it in a transformer case as it is. CONSTITUTION:A divided shield plate 8 is provided around a winding 7 wound on a core 6 of a main transformer 4 and fixed using bolts for clamping the core. The main transformer 4 and a resonant reactor 3 are placed in the outside of a transformer case to perform the in-process error test of the resonant circuit and adjust the inductance L of the reactor 3. Next, with the main transformer 4 provided with the shield plate 8, a transformer unit comprising the main transformer 4 and the resonant reactor 3 and a condenser unit comprising a condenser 1 and a voltage divided condenser 2 are contained in the transformer case 5 to carry out the error test on finished-product of the resonant circuit. Since the inductance L hardly varies, it is unnecessary to take out the resonant reactor 3 from the transformer case 5 for adjustment after the error test on finished-product.
Patent JP-H07170459-A (JP)
Title: Ccd image element
Inventor: SO GIYU RI
IPC: H04N5/3728
Filed: 1992-02-12
Abstract: PURPOSE: To obtain a CCD video element in an interlaced system suited for mixing and outputting each chrominance signal of an odd horizontal line and an even horizontal line in which a driving system and a structure can be simplified by providing plural specific gate electrodes and barrier layers. CONSTITUTION: A signal charge generated by the photodiode PD of one odd horizontal line and a signal charge generated by the photodiode PD of one even horizontal line are simultaneously transferred to a VCCD area by a driving clock signal impressed to the same one gate electrode PG. At that time, a potential barrier layer BL is formed at the part of the VCCD pertinent to each boundary face of the PG so that a deep potential well can be formed when the first VCCD clock signal is impressed. Therefore, the signal charge transferred from each PD of one odd and even horizontal line can not be mixed with the signal charge outputted from each PD of another odd and even horizontal line, but temporarily stored in the potential well and transferred to an HCCD area side.
Patent JP-S58142998-A (JP)
Inventor: ISHIMATSU TETSUO
IPC: C11D1/94
Filed: 1982-02-18
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H07235085-A (JP)
Title: Mask-handling jig
Inventor: DOI YUICHIRO
IPC: C23C14/04
Filed: 1994-02-23
Abstract: PURPOSE:To reduce generation of defects inherent in a film-formed optical disk by disposing elastic members on a part in contact with a mask without restricts the film-formed areas of a mask-handling jig. CONSTITUTION:The mask-handling jig 1 is provided with the elastic members 2 on the part in contact with the mask 8. At first, the optical disk substrate 5 is attached to a pallet 7 while directing the film forming surface thereof upward. Then, an inner mask 4 is mounted on the surface of the substrate 5 along the outer circumferential edge of the substrate 5 while being held with the mask-handling jig 1. Next, the pallet 7, on which the substrate 5 attaching both inner mask 4 and outer mask 3 is assembled, is taken into the inside of a vacuum metallizer. Next, with the vacuum metallizer, a thin film is formed in the film-forming region which is not restricted by the inner mask 4 and outer mask 3 of the substrate 5. Next, the substrate 5 is removed together with the pallet 7 from the inside of the vacuum metallizer. It is to be desired that the elastic members 2 to be used therefor should be made of a synthetic resin.
Patent JP-H10218535-A (JP)
Title: Installation device for elevator door part
Inventor: MATSUSHITA KIYOBUMI
IPC: B66B13/30
Filed: 1997-02-07
Abstract: PROBLEM TO BE SOLVED: To provide an installation device for an elevator door part, for easily installing a door part as well as its reduced size and weight. SOLUTION: An installation device for an elevator door part comprises two pairs of supports 8 erected on a car frame 1 on the side facing a hall such that their upper ends are at the substantially same level of a handrail 3, a pair of a left grip device and a right one 12 attached to the pairs of supports 8, and coil springs 14 for pressing the pair of grip devices 12 upward. This one type of grip device 12 servers to grip a hall sill and a door pocket as well. The grip devices 12 are vertically moved by hand by means of the energizing force of the springs 14 such that the vertically moving distance of the grip devices 12 along the supports 8 and that of the car frame 1 sum up to the distance corresponding to the height of the portal frame 1 of larger dimensions.
Patent JP-H01200692-A (JP)
Title: Semiconductor module
Inventor: SHIBATA KAZUO
IPC: H05K1/11
Filed: 1988-02-04
Abstract: PURPOSE:To prevent any mounting pad from being exfoliated upon the assembling or packaging of a module by disposing corner mounting pads of a larger area than that of internal arrays of mounting pads among transverse and longitudinal arrays of mounting pads, which are provided on an insulating substrate corresponding to lead terminals of a semiconductor device. CONSTITUTION:In transverse and longitudinal arrays of mounting pads arranged correspondingly to lead terminals of a semiconductor device 14 which is to be packaged on the surface of an insulating substrate 11, mounting pads 12a-12h disposed at corners of the respective arrays are set to have their area twice that of the internal arrays of the mounting pads. In other words, the corner mounting pads 12a-12h have their strength increased about 4 times the internal array mounting pads. Thus, even if the insulating substrate 11 is deformed upon assembling and packaging a module to apply much stress on the semiconductor device 14 disposed at the end of the substrate, the mounting pads can be prevented from being exfoliated from those semiconductor devices.
Patent JP-H02245008-A (JP)
Title: Branched polymer as fuel oil additive
Inventor: SAIRASU PAASHINGU HENRII
IPC: C08F290/04
Filed: 1990-02-06
Abstract: PURPOSE: To obtain an oil-soluble basic-amine-contg. copolymer useful as an additive for stabilizing a fuel oil by selecting a branched polymer comprising a polymer main chain derived from an ethylenically unsatd. monomer and specific basic-amino-group-contg. side chains extending from the side of the main chain.  
     CONSTITUTION: This branched polymer comprises about 50-99.5 wt.% polymer main chain of an addition polymer type comprising monomer units derived from at least one polymerizable etylenicaly unsatd. monomer having one polymerizable ethylenic bond (e.g. lauryl methacrylate) and about 0.5-50.5 wt.% side chains each of which extends from the side of the main chain, contains about 10-100% structural units each having a basic amino group, and comprises monomer units derived from at least one polymerizable ethylenically unsatd. monomer having one polymerizable ethylenic bond (e.g. a macromonomer obtd. by blocking a dimethylaminoethyl methacrylate polymer with an isocyanate- functional styrene). 
     COPYRIGHT: (C)1990,JPO
Patent JP-H10219770-A (JP)
Title: Automatic faucet human body detector and human body detection method
Inventor: ISHIKAWA NOBUHARU
IPC: E03C1/05
Filed: 1997-02-07
Abstract: PROBLEM TO BE SOLVED: To provide a detector capable of surely detecting the human body only even in the case an area to be detected cuts across water discharged from a spout. SOLUTION: A human body detector 11 includes two light detection elements arranged in the vertical direction and constituting detection area consisting of light receiving area 24a and light receiving area 24b for detecting the entering of hands into a bowl 25. When the hands enter the light receiving area 24a, a light receiving section is changed from the initial light receiving quantity by receiving reflected light from the hands, there is no hands in the light receiving area 24b, and since the light receiving section maintains the incidence of the reflected light from the bowl 25, variations occur in the contrast between both of them, and the entering of the hands can be detected accordingly.
Patent JP-H05225814-A (JP)
Title: V-shaped luminaire
Inventor: TOMIYAMA KAZUHIRO
IPC: F21V7/00
Filed: 1992-02-12
Abstract: PURPOSE:To reduce the number of part items in a V-shaped illuminaire and easily assemble it by integrally forming an illuminaire main body, a reflecting plate, and a pair of end plates by using a solid plate to fold and bend part of the reflecting plate and the end plates. CONSTITUTION:A V-shaped luminaire is provided by integrally forming an illumination equipment main body 12 like a rectangular plate, a lengthwise pair of main reflecting plates 13a, 13b like triangle poles at both ends the luminaire main body 12, and a crosswise pair of end plates 14a, 14b which close almost triangular openings at both longitudinal ends using a metal solid plate 15. The solid plate 15 has parts wherein a lengthwise pair of main reflecting plates 13a, 13b are formed, and disposes the parts in the cross directional front and back of a part wherein the luminaire main body 12 is formed. The outer edges of these parts are formed on welding margins 16a, 16b. Rectangular notches 17a, 17b in which lamp sockets are filled are formed at both longitudinal ends of the pair of main reflecting plates 13a, 13b, respectively.
Patent JP-H06240370-A (JP)
Title: Hearth roll for continuous heat treating furnace
Inventor: HAYATO KATSUNAO
IPC: C21D1/00
Filed: 1993-02-15
Abstract: PURPOSE:To prevent the change of an initial crown and to stabilize the passing of a metallic strip in a furnace by forming the shape of a hearth roll for a heat treating furnace for a metallic strip into a barrel one and fitting a sleeve by specified material contacted only at the central part and both edge parts to the inside of the roll. CONSTITUTION:The shape of many hearth rolls 1 for holding and conveying a metallic strip 3 in a continuous heat treating furnace for a metallic strip is formed of a hollow barrel one, and its inside is fitted with a inside sleeve 2 by a material having thermal conductivity higher than that of the hearth roll 1 in such a manner that its central part and both edge parts are contacted with the inside of the hearth roll 1. Since heat in both edge parts of the hearth roll 1 is effectively transferred to the central part in a heating zone in the continuous heat treating furnace and heat in the central part is also effectively transferred to face edge parts in the cooling zone by the sleeve 2, the heat distribution in the axial direction of the hearth roll 1 is uniformized and the gradient of heat generated in the direction parallel to the roll axis is low reduced, by which an initial crown can be maintained, and the metallic strip 3 can stably be passed in the furnace.
Patent JP-H06242570-A (JP)
Title: Novel photographic cyan coupler
Inventor: IKESU SATORU
IPC: C07D487/04
Filed: 1993-02-15
Abstract: PURPOSE:To obtain a color photographic cyan coupler capable of forming a dye image not causing the change of its hue due to heat, moisture and light by using a pyrroloimidazole coupler having an electron withdrawing group having a specified Hammett's substituent constant. CONSTITUTION:This photographic coupler is represented by the formula, wherein each of R1-R3 and Y is H or a substituent EWG at the 6-position is an electron withdrawing group having k0.3 Hammett's substituent constant op, X is H or a group releasable by a reaction with the oxidized body of a color developing agent, each of R1 and R3 is not released by such a reaction, the substituent represented by each of R1-R3 is typically alkyl, aryl or anilino, the alkyl is preferably 1-32C alkyl and may be straight chain or branched alkyl, the aryl is preferably phenyl and Y is preferably H.