baber/WOPTO huggingface dataset:
Patent JP-S62153911-A (JP)
Title: Beam condenser lens
Inventor: ARAKI NOBUHIRO
IPC: G02B9/34
Filed: 1985-12-27
Abstract: PURPOSE:To minimize variations in astigmatismcand distortion against the large variation of an entrance pupil, to correct a spherical aberration excellently and to obtain a geometric spot diameter less than a diffraction limit by allowing a lens system of our elements in four groups to meet specific requirements. CONSTITUTION:The lens system consisting of four elements in four groups, i.e. the 1st and the 2nd lenses 11 and 12 having positive refracting power respectively and the 3rd and the 4th lenses 13 and 14 which are positive meniscus lenses having their convex surface on an incidence side successively to the incidence side meets specific requirements. Namely, 0.2/f<(1/f1+1/f2)<0.7/f, 0.7f<r5<1.3f, and 0.5f<r7<0.9f, where f1 and f2 are the focal lengths of the 1st and the 2nd lenses, r5 and r7 are the radii of curvature of the incidence-side surfaces of the 3rd and the 4th lenses, and (f) is the focal length of the whole system. Thus, the power is distributed equally to reduce the spherical aberration, so variations in astigmatism and distorsion caused by the variation of the entrance pupil are reduced and a bright spot which has equal-speed scanning performance and high resolution is obtained.
Patent JP-H04313568-A (JP)
Title: Base layer for optical fiber wind pack
Inventor: DONARUDO JII KIYAUERUTEI
IPC: G02B6/00
Filed: 1991-11-13
Abstract: PURPOSE: To provide a form baselayer which is easily formed at low cost and is used for high reliable optical fiber wound pack. CONSTITUTION: This baselayer is characterized to have a flexible sheet shaped support means 22 and a plurality of parallel spaced apart guides 24 on a main surface of this support means 22, and receive a first filament layer 26 wound into the space between these guides 24. The guides 24 are formed in a required pattern by plating the support means 22 with metal and etching it.
Patent JP-H0733674-A (JP)
Title: Stevia concentrated solution and production thereof
Inventor: DOSONO FUMIO
IPC: A23L27/00
Filed: 1992-11-06
Abstract: PURPOSE:To obtain a solution having excellent health promoting action and improving action on dermatosis, comprising a natural component only but not a synthetic component. CONSTITUTION:A solution comprises a concentrated solution of stem part of stevia and an extracted solution of ginseng with stevia as active ingredients. The concentrated solution of stem part of stevia is obtained by concentrating an extracted solution of stem part of ripened stevia and the ginseng is prepared by mixing roots of ginsengs of four or more years. The solution comprising the concentrated solution of stevia and the ginseng as active ingredients is produced by a process of mixing the extracted solution of stevia with the ginseng and a process of aging the mixture at 10-25 deg.C for 90 days to 360 days.
Patent JP-H06151816-A (JP)
Title: Diode
Inventor: SAKURAI KEIJI
IPC: H01L29/47
Filed: 1992-11-09
Abstract: PURPOSE:To prevent the lowering of reverse breakdown voltage while further reducing low forward threshold voltage, and to maintain high-speed switching characteristics by forming a Schottky barrier using a metal having low barrier height and a Schottky barrier employing a metal having high barrier height onto the same semiconductor substrate. CONSTITUTION:A silicon substrate, in which an (n) layer 2 is grown on an n<+> substrate in an epitaxial manner, is used, and a p<+> region 3 is formed in a slender square annular shape. A large square annular p<+> guard ring 4 is shaped while simultaneously surrounding the outer circumference of the substrate. A titanium layer 5 is brought into contact with approximately the halves of the surfaces of the p<+> annular regions 3 and the exposed surfaces of the (n) layer 2 surrounded by the approximately halves of the surfaces of the regions 3, and a molybdenum layer 6 is brought into contact on the residual halves of the surfaces of the p<+> regions 3, the exposed surface of the (n) layer 2 surrounding the p<+> regions 3 and the half of the surface of the guard ring 4. The barrier height of titanium is 0.5eV, and is lower than the 0.66eV of molybdenum. Accordingly, a diode having low forward threshold voltage and high reverse breakdown voltage is acquired.
Patent JP-H10118739-A (JP)
Title: Die for forming gear
Inventor: SAWAKI YOZO
IPC: B21K1/30
Filed: 1996-10-18
Abstract: PROBLEM TO BE SOLVED: To obtain an external gear which is small in reduction area, low in bearing pressure and excellent in quality by drawing the material in a plurality of stages to form the external gear. SOLUTION: A container 2 having a circular through hole 3 in which materials 10-1, 10-2 are inserted is provided, a formed tooth 4 projected in the axial direction is provided in a part in the axial direction of the through hole 3, the formed tooth 4 is a preliminarily formed tooth 5 in which the diameters of the tip circle and the root circle are larger than the diameters of the tip circle and the root circle of an objective gear by the prescribed quantity on the upstream side to which the materials 10-1, 10-2 are fed, and in the finished formed tooth 4, the diameters of the tip circle and the root circle is approximately equal to the diameters of the tip circle and the root circle of the objective gear on the downstream side from which the material is discharged.
Patent JP-H01140772-A (JP)
Title: Semiconductor device and manufacture thereof
Inventor: MATSUO HITOSHI
IPC: H01L29/78
Filed: 1987-11-27
Abstract: PURPOSE:To allow excessive carriers to be discharged and to improve breakdown voltages by providing in a substrate a region where conductivity is high, and reducing generation of excessive carriers within the substrate and a resistance against an accumulation region. CONSTITUTION:An N-channel MIS transistor comprising a source 1, a drain 2, and a gate 3 is arranged on a P-type silicon substrate, wherein a P<+>-layer 16 which is heavily doped compared to a substrate introduced through a groove- shaped vertical hole is formed, the groove having a highly conductive electrode material 17 buried therein which is in contact with the P<+>-layer 16. According to the constitution, the distance between the accumulation region 8, and the buried region 17 which will be a substrate contact can be short and a resistance therebetween can drastically be reduced by the heavy doping of the P<+>-layer, whereby a source-drain breakdown voltage against avalanche breakdown can be improved.
Patent JP-S63151254-A (JP)
Title: Communication equipment
Inventor: YOSHIDA TAKEHIRO
IPC: H04N1/00
Filed: 1986-12-16
Abstract: PURPOSE:To allow an operator to recognize the destination of information received or to be received by a communication equipment by sending a prescribed control signal from a sender and outputting the information of prescribed form corresponding to a recipient. CONSTITUTION:When a facsimile equipment after a hybrid circuit receives a picture, to which operator of telephone sets 6, 8, 10, 12 the received picture is addressed is recognized, a corresponding telephone set is rung and the presence of facsimile incoming call is informed to the operator of the destination. In case of the presence of the facsimile incoming, the operator of the sender dials the telephone numbers (1-4) of the operator of the desired destination to ring the object telephone set and to inform the presence of facsimile incoming to the operator corresponding to the telephone set. When the destination operator replies, the telephone set only displays 'facsimile communication' to apply facsimile reception.
Patent JP-H02143629-A (JP)
Title: Contention control system
Inventor: OKASHITA KAZUHIRO
IPC: H04L12/40
Filed: 1988-11-24
Abstract: PURPOSE:To simplify the interface between a data transmission section and a contention control section by adopting the constitution of a contention control section such that a data transmission right is given sequentially to plural data transmission sections. CONSTITUTION:A contention control section 40 gives a data transmission right to plural data transmission sections 10,20 by giving a transmission time designation signal in order to the sections 10,20. Thus, the control section 40 gives the data transmission right only does not make complicated procedure repeating the cycle of the transmission of a transmission enable signal and the reception of the end of transmission. As a result, the interface between the data transmission section and the contention control section is simplified and the quantity of the hardware is saved.
Patent JP-H07150205-A (JP)
Title: Functionally gradient film and its production
Inventor: YAMAMURO SHIGEAKI
IPC: B22F7/00
Filed: 1993-11-29
Abstract: PURPOSE:To obtain a functionally gradient film suitable for joining materials different in properties such as thermal or mechanical property to each other or imparting functions to the surface of materials by laminating plural layers containing two or more kinds of materials in different ratio and having below a specific thickness so as to continuously change the composition of components. CONSTITUTION:Plurality of slurry different in the ratio of raw materials are prepared by mixing two or more kinds of the powder of the raw materials capable of sintering in the different ratio (including the case of single component) with each other and adding into a solvent containing a binder component. Green sheets having 2mm thickness and different in the raw material mixing ratio are formed from each slurry by doctor blade method or the like and are laminated so as to continuously change the ratio of the raw materials and sintered. As a result, the objective functionally gradient film having the strength capable of self-supporting oneself, capable of handling alone and enlarging the area is obtained.
Patent JP-2000122907-A (JP)
Title: Update history managing device and its method
Inventor: ONO RYOJI
IPC: G06F17/30
Filed: 1998-10-20
Abstract: PROBLEM TO BE SOLVED: To delete the update history of data at an early stage and to reduce the amount of update history of data in a data sharing system which holds the state of data to be equal to that of the other terminal. SOLUTION: The amount of data to be transmitted is less in the transmission of the copy 111 of inspection destination data and history application information 511 (90 bytes in total) compared to the transmission of update histories 212-215 (100 bytes in total) which are extracted by an extraction part 150 and are to be transmitted to the other terminal. Thus, a comparison part 200 judges that, the update histories 212-215 are those which are not necessary to be transmitted to the other terminal. A transmission part 300 transmits the copy 111 of inspection destination data and history application information 511 to the other terminal. A deletion part 400 judges that the update histories 212-215 are not required in all the terminals and deletes the update histories 212-215 from a terminal 21.
Patent JP-H02217940-A (JP)
Title: Data-base access system
Inventor: AROIJIUSU SURIYUTSUTERU
IPC: G06F17/30
Filed: 1989-11-17
Abstract: PURPOSE: To reduce the frequency in disk read by settling the range of an access key related to each block at first and removing all of blocks, whose ranges of access keys don't match a search key of a requested data file, from the search object in the search operation thereafter. CONSTITUTION: Before an access to a data base, directories of all blocks 1 to 7 on a disk memory are read once in a prescribed order to determine the range of an access key in each directory. Thereafter, directories where the search key of the requested data file may exist are sorted out in each access operation based on first determined access key ranges. only blocks corresponding to sorted-out directories are taken as the search object for the requested data file. Thus, this system can be applied to an arbitrary data base search mechanism, and the file access time is shortened.
Patent JP-S6230090-A (JP)
Title: Optical information recording medium
Inventor: YOSHIKAWA ATSUO
IPC: B41M5/26
Filed: 1985-12-27
Abstract: PURPOSE:To provide an organic optical information recording medium which has high sensitivity and high density capable of obtaining high CNR (carriorate noise ration) with the irradiation of a low-output laser by containing metal complex of specific monoazo compound in a recording layer. CONSTITUTION:A recording layer has a sole metal complex of monoazo compound represented by the general formula (1), [where X is a residue for forming cyclic ring substituted by electron imparting group or electron absorbing group together with nitrogen atom and carbon atom coupled therewith, Y is a residue for forming an aromatic ring which may be substituted by electron imparting group together with two carbon atoms coupled therewith, and Z is hydroxyl or carboxyl group], or a combination of other materials, and is provided on a support made of an inorganic material such as glass, aluminum, ceramics, or synthetic resin material such as polymethylmethacrylate, polycarbonate, polyester. The support is transparent or opaque, and uses a support having optical property adapted for the recording and reproducing light incident directions. Specially, in the incident light from the transparent support side is preferably used because of the capability of recording and reproducing without influence of dusts adhered to the surface or defects such as scratch. The thickness of the set layer is preferably 10-500nm, and the transmission factor of the recording laser light is preferably 70% or less.
Patent JP-H04172187-A (JP)
Title: Manufacture of pipe with internal groove
Inventor: KIMURA ICHIRO
IPC: B21C37/15
Filed: 1990-11-02
Abstract: PURPOSE:To generate a welding bead only on the outer peripheral side of a pipe body and to prevent it from being generated on the inner peripheral side in the case of butt-welding both ends of planar bar materials by specifying the angel of the butting end faces of these both ends. CONSTITUTION:In the abutting state of the planar bar materials 1, the butting end faces 1C of both ends 1B of the planar bar materials 1 are made open with the crossing section in a V-shape to the outer peripheral side and the butting angle alpha of these end faces is set at 5-30 deg.C. Consequently, molten layers M of the butting end faces of both ends are crushed mutually and molten metal is carried away from the pipe body internal side to the external side. Consequently, the welding bead is generated only on the outer peripheral side of the pipe body and not generated on the inner peripheral side or even if it is generated, it is done very slightly.
Patent JP-H07153363-A (JP)
Title: Electromagnetic trip device of circuit breaker
Inventor: KOBAYASHI YOSHIAKI
IPC: H01H71/24
Filed: 1993-11-29
Abstract: PURPOSE:To provide an electromagnetic trip device which changes suction force on mometary operation without change of suction force on time delay operation for satisfying both performance by forming specific constitution in the electromagnetic trip device of a circuit breaker. CONSTITUTION:In an oil dashpot in the trip mechanism of a circuit breaker, a spring peg step 6 is installed in the middle of a movable electric core, and the cross section area between the suction surface 3a of the movable electric core 3 and the spring peg step 6 is made smaller than that of the spring peg step 6 to form a slender part 11.
Patent JP-H04171498-A (JP)
Title: Karaoke music accompaniment system
Inventor: YASUDA MASARU
IPC: G10K15/04
Filed: 1990-11-02
Abstract: PURPOSE:To enable the selection and prescription of a karaoke melody while one is seated on his own seat by providing a plurality of terminal equipment having an input means to input the melody selecting signal for the selection of karaoke melody and an LAN interconnecting karaoke device and a plurality of terminal equipment for communication therebetween. CONSTITUTION:A karaoke device 3 having a microphone 1, speaker 2, etc., interconnects a plurality of input devices 5a-5c through a coaxial cable 4 or optical fibers, etc. A plurality of the input devices 5a-5c are built in respective tables in seats. The karaoke selecting terminal equipment and the karaoke device 3 make communication with each other through an LAN by inputting a melody selecting signal from the input devices 5a-5c of the karaoke selecting terminal equipment so that the karaoke device 3 generates predetermined musical sounds according to the inputted selecting signal. Thus, one singing to the karaoke can select and prescribe a melody to which he sings with the karaoke device 3 while he is seated in his seat.
Patent JP-H01140531-A (JP)
Title: Circuit breaker
Inventor: OISHI HIROTOSHI
IPC: H01H9/46
Filed: 1987-11-25
Abstract: PURPOSE:To make it possible to prevent an appliance and a semiconductor with a small overcurrent-resisting capacity from an overcurrent hindrance by connecting one side of a pair of arc running plates at a specific position to improve the current limit property. CONSTITUTION:A current between the first terminal 2 and the second terminal 3 is turned on and off through a movable contact 7 and a fixed contact 9, and the generated arc is led between an upper arc running plate 12a and a lower arc running plate 13A, and then cut off and extinguished at an arc extinguish chamber 16. One side of the arc running plates, the lower arc running plate 13A, for example, is not connected to the second terminal 3, but connected to the third terminal 17, while an apparatus to be protected is connected between the second and the third terminals 3 and 17, and the arc extinguish current is bypassed through the third terminal 17. In such a composition, to the apparatus to be protected such as an appliance with a small overcurrentresisting capacity, only little current flows even when an overcurrent is generated, and such an apparatus can be protected from a hindrance owing to the overcurrent.
Patent JP-H06121862-A (JP)
Title: Binding for snowboard
Inventor: NAITO HIDEYUKI
IPC: A63C10/24
Filed: 1992-10-12
Abstract: PURPOSE:To easily attach or detach boots without unlocking a ratchet claw from a ratchet belt of a strap, by rotatably bearing a high-back at the rear part of the base plate to be able to separably lock the leaning-back movement by a locking mechanism. CONSTITUTION:The lower parts of both sides of a high-back 2 are supported by a bearing pin 10 to freely incline in the base plate 1 fixed to a snowboard body. One band and the other band 6a, 6b of an ankle strap 4 are rotatably fastened at the lower both sides extended more lower than the supporting point of the high-back 2. And both ends of wire 12 are fixed at an arbitrary position between the bearing pin 10 of the high-back 2 and the fixing part of the toe strap 5 and the middle thereof is inserted into a guide 13a attached at the rear side of high-back 2 and a locking lever 14 supported on the high-back to freely swing. In this way, the wire 12 is fastened or loosened by means of the lever 14 to lock or incline the high-back 2.
Patent JP-H08154659-A (JP)
Title: Solid culture device
Inventor: TANAKA SAKAE
IPC: C12M1/16
Filed: 1994-12-01
Abstract: PURPOSE: To provide a device for efficiently and inexpensively producing a cultured product such as a high-quality KOJI (molded rice), capable of improving cleaning efficiency in a culture device, preventing abnormal action in an air- conditioner and being safely operated, by reforming the culture device and the air-conditioner. CONSTITUTION: In a solid culture device comprising a culture chamber 10 and an air-conditioner 11, installation of a wall plate at a culture bed side and its reinforcing material is made by a welding structure and the inside of the side wall plate is smoothly finished. A cleaning pipe 17 set above a culture bed 12 face of the culture chamber 10 is equipped with a lifting and lowering means. An exhaust vent of an exhaust duct of the air-conditioner 11 is furnished with a flap type dumper 30. A connecting means which is linked in the opposite way of opening and closing and is operated is laid between a middle damper and a suction damper of an air-conditioning duct of the air-conditioner 11.
Patent JP-H11134781-A (JP)
Title: Recording or reproducing device
Inventor: TSUCHIYA YOICHI
IPC: G11B7/004
Filed: 1997-10-30
Abstract: PROBLEM TO BE SOLVED: To provide a recording or reproducing device in which a discrimination is made for an AS-MO optical disk and a non-AS-MO optical disk. SOLUTION: The information recording and reproducing device records information on an optical disk and reproduces the information recorded on the disk. In the device, an AS-MO, an MD, a CD, a CD-R and a DVD are discriminated by sum signals (S2) and the AS-MO and the MD disks are discriminated by push-pull signals (S6). The discrimination of the AS-MO and the MD disks is conducted by detecting the discontinuous region of the land (grooves) of the AS-MO disk.
Patent JP-H02145418-A (JP)
Title: Silica powder and production thereof
Inventor: FUNAKOSHI HAJIME
IPC: C01B33/18
Filed: 1988-11-28
Abstract: PURPOSE:To obtain silica powder, excellent in storage stability, etc., and capable of readily providing silica sols in a high concentration by acidifying a silica sol, adding a polyhydric alcohol thereto, heating the resultant sol at a prescribed temperature, binding a specific amount of an alcohol to the surfaces of the silica particles and removing liquid-phase components. CONSTITUTION:A silica sol is acidified by a method for removing sodium using an ion exchange resin or adding an acid thereto, etc. A polyhydric alcohol (e.g. ethylene glycol) is then added to the acidified silica sol to heat the resultant sol to 160-250 deg.C and bind >=1 polyhydric alcohols per 1nm<2> to the surfaces of the silica particles in the silica sol. Liquid-phase components are subsequently removed to afford silica powder consisting of aggregated silica primary particles without forming siloxane bonds. The resultant silica powder can be used as a filler for rubber, etc., and converted into a silica sol at ordinary temperature simply by addition thereof to an alkaline aqueous solution.
Patent JP-H05106159-A (JP)
Title: Dyed knitted fabric of alternative knitting and its production
Inventor: CHIBA SHUJI
IPC: D06M101/16
Filed: 1991-10-16
Abstract: PURPOSE:To improve chlorine color change and fading resistance of final product of knitted fabric of alternative knitting prepared from polyurethane- based elastic yarn and polyamide-based yarn and/or normal pressure dyeable polyester-based yarn, especially dyed product. CONSTITUTION:Knitted fabric of alternative knitting prepared from polyurethane-based elastic yarn and polyamide-based yarn and/or normal pressure dyeable polyester-based yarn is cooperated with a substance containing >=50 milliequivalent/g reaction amount of chlorine measured by a method described in the detailed description so that dyed knitted fabric of alternative knitting having excellent chlorine color change and fading resistance can be obtained.