baber/WOPTO huggingface dataset:
Patent JP-S5635433-A (JP)
Title: Method of processing back surface of thin-plated material
Inventor: AZUMA YOSHIHIKO
IPC: H01L21/78
Filed: 1979-08-30
Abstract: PURPOSE:To precisely obtain required marks by arranging a pair of needles which relatively move with respect to a thin plated material, in synchronism therewith, on both front and rear surfaces when processing the back surface side of a thin plated material such as a semiconductor wafer, and using the back surface needle using the front surface thereof as a pattern. CONSTITUTION:A wafer adsorbing bedplate 10 loading a semiconductor wafer 1 to be processed is formed by an annular main body 12 having at its central part with a through hole 11. Within the outer circumference of the main body 12, there is provided a similar annular cavity 13. At the upper end of the cavity, a number of small holes 14 are formed. By use of these holes, the wafer 1 is adsorbed on the wafer adsorbing bedplate 10. Upon this occasion, the wafer 1, with a predetermined pattern 1a directed upward, is adsorbed, and first and second needles 15 and 16 are respectively arranged on the surface of the wafer 1 and the back surface corresponging thereto. By constructing the device as described above, the needles 15 and 16 are moved according to the pattern 1a while synchronizing the needle 15 with 16. By use of the needle 16, parallel mark lines 17a and 17b are formed on the rear surface 1b. Then, the needle 16 is rotated at an angle of 90 deg. thereby to form mark lines 17c and 17d intersecting rectangularly the above mark lines 17a and 17b.
Patent JP-H08328228-A (JP)
Title: Processing method of silver halide black-and-white photographic material
Inventor: KURISUTOFUAA BARIAA RAIDAA
IPC: G03D3/00
Filed: 1996-05-02
Abstract: PROBLEM TO BE SOLVED: To greatly save washing water without impairing picture quality preservation and collecting silver in photograph treatment. SOLUTION: When silver halide white-black photograph material is passed through a treatment machine which has plural treatment tanks including a developing tank 1, a fixing tank 2, one or more washing tanks 3, 4 and a stabilizing tank, a speed for washing liquid or stabilizing liquid to be added to at least one of the washing tanks 3, 4 and the stabilizing tank is changed as the function of the concentration of silver ions or halide ions in at least one of the washing tanks 3, 4, the stabilizing tank and the fixing tank 2.
Patent JP-H01100083-A (JP)
Title: Boride-based bonding material and use thereof
Inventor: KIDA OTOJIRO
IPC: C04B35/58
Filed: 1988-05-10
Abstract: PURPOSE:To obtain the titled bonding material having excellent adhesivity, hardness, abrasion resistance, chemical resistance and electrical conductivity, by using ZrB2 and/or TaB2 powder and a binder as essential components. CONSTITUTION:The objective boride-based bonding material having a viscosity of 50-1,000cps at normal temperature is produced by compounding 100pts.wt. of a powdery ceramic composed of 99-50wt.% of ZrB2 and/or TaB2 powder having particle diameter of <=50mum and 1-50wt.% of other ceramic powder (e.g. Cr2O3) with (B) 5-20pts.wt. of a binder (e.g. water glass) and (C) a thickener and water and formulating the obtained mixture in the form of a paint. The bonding material is filled in a gap of metal or castable and heat-treated at >=600 deg.C.
Patent JP-S5750363-A (JP)
Title: Cassette housing case
Inventor: YAMAGUCHI MASATAMI
IPC: B65D85/575
Filed: 1979-08-31
Abstract: PURPOSE:To realize a substantially instantaneous operation for both the connection and separation, by providing an engagement part shorter than the measurement in the sliding direction on a side surface of an outer case plus an engagement part corresponding to each position of a said side surface on the other side surface. CONSTITUTION:Dovetail grooves 13 and 14 of a short size are provided in parallel to the up and down sides of an outer case 1 and at the right upper position and the lower center position of a front panel 3a of the case 1. At the same time, the dovetail bars to engage the grooves 13 and 14 are formed at each corresponding position on a rear panel 3b. Then a cassette housing case C are set in the same direction and slided oppositely from right to left, and thus these dovetail grooves and bars engage to each other. Then both cases C are connected to each other with their contours aligned to each other. In this case, the lengths of the grooves 13 and 14 are set shorter than the width of the panel 3a as less as possible. As a result, both the connection and separation can be done in a substantially instantaneous way for the cassette having cases.
Patent JP-H09277768-A (JP)
Title: Clip
Inventor: HIRAIDE HIDEYUKI
IPC: A44B6/00
Filed: 1996-04-09
Abstract: PROBLEM TO BE SOLVED: To provide a new clip for carrying out easily the operation for stopping by clamping a material to be clamped such as a paper and also provide a means for making the operation easy. SOLUTION: One component 4 with a pair of inclined shaft sections 2 and 3 facing opposite each other and formed on both sides of a base end 1 and the other component 8 with ring sections 6 and 7 on both sides of a base end site 5 are constituted of an elastic synthetic resin or a metal wire. Respective shaft sections 2 and 3 on the one component 4 are inserted into the ring sections 6 and 7 in the state that both ring sections 6 and 7 are twisted to the angle of crossing each other on the other component 8, and a clamping stop end 9 of the one component 4 is brought into contact with the clamping stop end 10 of the other component 8,  and a pair of finger touch sections 11 and 12 for making both clamping stop sections 9 and 10 in the separate and open state when both sections are pulled to the base end 1 of the one component 4 and the base end site 5 of the other component 8 are provided.
Patent JP-H08301894-A (JP)
Title: New efficient production of 16-membered ring macrolide derivative
Inventor: KURIHARA KENICHI
IPC: A61P31/04
Filed: 1995-05-10
Abstract: PURPOSE: To efficiently obtain the subject antibiotic effective against gram-positive bacteria by directly methylating the 3"-hydroxyl group of a specific 16-membered ring macrolide derivative having the hydroxyl group at the 3" position as a starting raw material in mild conditions. CONSTITUTION: This new method for efficiently producing a 16-membered ring macrolide derivative comprises protecting the 2'-hydroxyl group of medemycin, a 16-membered ring antibiotic of the formula (R<1> is H, a 2-4C aliphatic acyl; R<2> is a 1-4C aliphatic alkyl), as a starting raw material with an acetyl group, methylating the 3"-tertiary hydroxyl group of the mycarose portion with a methylating agent such as methyl triflate, treating the 3'-quaternary ammonium salt group simultaneously methylated by the reaction with a peroxide, reducing the one oxygen-imparted compound of formula II (X is triflate) with lithium iodide to return into the tertiary amino group, and subsequently converting the 9-protecting group, thus efficiently obtaining the objective derivative of formula III (R<3> is H, a protecting group).
Patent JP-S60255441-A (JP)
Title: Water repellent treatment of ink jet head
Inventor: OOTSUKA KEITA
IPC: B05B1/00
Filed: 1984-05-31
Abstract: PURPOSE:To treat the titled head with an easily handleable treating solution so as to obtain a film high in water repellency without deforming a nozzle orifice, by applying the treating solution containing a fluorocarbon resin fine powder to the surface of the nozzle of an ink jet head before applying heat treatment to the coating layer. CONSTITUTION:An aqueous treating solution containing a fluorocarbon resin fine powder in a volumetric ratio of 18.5-27.1% is applied to the surface of the nozzle of an ink jet head one time and, thereafter, heat treatment is applied to the coating layer to obtain a water repellent film.
Patent JP-S5237129-A (JP)
Title: A process for producing a block material as an inner core for a ski
Inventor: SUGAMATA ATSUNOBU
IPC: B32B5/20
Filed: 1975-09-16
Abstract: PURPOSE: A process for producing a block material as an inner core for a ski which simplifies the block-shaping steps of the inner core for a ski and stabilizes the quality. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H07317102-A (JP)
Title: Drilled earth disposal system
Inventor: TAKEMURA KOJI
IPC: E02F7/10
Filed: 1994-05-26
Abstract: PURPOSE:To enhance disposal efficiency of drilled earth by connecting a suction pipe to a drilling attachement mounted on the tip of an arm in a suction drilling machine, and by connecting an earth suction hose on a desorption body loaded on a drilled earth carrier to the based end part of the suction pipe, and by connecting an intake hose on vacuum, suction equipment on a vacuum suction car to the desorption body. CONSTITUTION:Vacuum suction equipment 11 on a vacuum suction car C is actuated to from air flow flowing to the atmosphere through a drilling attachement 5 on a suction drilling machine A, a suction pipe and arm 4, an earth suction hose 10, a cyclone 9, an intake hose 12, and the vacuum suction equipment 11, respectively. Under such a state, drilling work is started by means of the drilling attachment 5 on the suction drilling machine A. Drilled earth is then sucked to the cyclone 9 owing to the air flow from the drilling attachment 5 on the suction drilling machine A through the suction pipe and arm 4, and the earth suction hose 10. Where, the drilled earth is separated from air. A desorption body 8 on a drilled earth carrier B is filled with the drilled earth. Upon completing the drilling work, the drilled earth carrier B proceed to a damping site, etc., to dump the drilled earth.
Patent JP-H08284757-A (JP)
Title: Speed regulator for carburetor
Inventor: YAMAZOE HIROSHI
IPC: F02M7/12
Filed: 1995-04-13
Abstract: PURPOSE: To provide a speed regulator for carburetor which reduces control man-hour for obtaining low speed air quantity, and improves the development efficiency of a carburetor, and moreover has high durability against foreign matter. CONSTITUTION: The first low speed air passage 30 opened to the air is opened into a fuel well. The second low speed air jet 31 is arranged in the upstream of the first low speed air passage 30, and the first low speed air jet 32 is arranged in its downstream. The jet diameter of the first low speed air jet 32 is selected larger than the jet diameter of the second low speed air jet 31. The second low speed air passage 33 located between the first low speed air jet 32 and the second low speed air jet 31 is opened toward the air, and a normally open type opening and closing valve V to close the second low speed air passage 33 in the case where negative pressure in a suction passage 2A on a side from the throttle valve 3 toward an engine exceeds a fixed value is arranged in the second low speed air passage 33.
Patent JP-H10302587-A (JP)
Title: Optical sensor
Inventor: YOSHIDA KENICHI
IPC: G01V8/12
Filed: 1997-04-30
Abstract: PROBLEM TO BE SOLVED: To conduct proper detection always by setting the light spot size of reflection light and the beam width (a spot diameter) of an irradiation ray in an optical sensor detecting the existence of a person and the like. SOLUTION: An LED(light emitting diode) 2, a condenser lens 4 which condenses light from the LED 2, a PD(photo diode) 3 receiving reflection light which is from a body to be detected and passes through the condenser lens 4, and an image focusing lens 5 which image focuses the reflection light on the PD 3 are arranged in a case 1. Thread grooves 4a, 5a are provided on the outer peripheries of the respective lens 4, 5, and simultaneously thread grooves 1a, 1b are provided on the lens hold portion of the case 1 so as to threadedly engaged with the thread grooves 4a, 5a so that positions of the LED 2 and the PD 3 against the respective lens 4, 5 can be easily adjusted.
Patent JP-H09296320-A (JP)
Title: Spinneret
Inventor: FUJII YOSHINARI
IPC: D01D5/24
Filed: 1996-05-07
Abstract: PROBLEM TO BE SOLVED: To provide a spinneret capable of readily pushing out air or a gas in the interior of the spinneret to the outside of the spinneret and affording a uniform hollow yarn without any defect by installing a specific shelf surface in the upper part of an annular orifice. SOLUTION: This spinneret comprises an annular shelf surface 10, having 45-90 deg., preferably 60-90 deg. angle to a polymer stream fed in the spinning direction and formed in the upper part of an annular orifice 7. The spinneret is capable of imparting a deflection or a turbulent flow to the polymer stream so as to push out air, etc., in the spinneret to the outside of the spinneret. Thereby, a hollow yarn without any defect including bubbles in a membrane wall of the hollow yarn is not spun.
Patent JP-S5338332-A (JP)
Title: Sheet transport device for copier
Inventor: YANAGAWA NOBUYUKI
IPC: B65H7/06
Filed: 1976-09-20
Abstract: PURPOSE: To enhance the safety of the device wherein the forward tip of a sheet is held and transported by a sheet clamp member provided at a rotating chain by detecting an anomaly with a detecting means for the clamp condition in order to suspend a transport device. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S594019-A (JP)
Title: Comparing and inspecting method for pattern
Inventor: NISHIKATA EIJI
IPC: G03F1/84
Filed: 1982-06-30
Abstract: PURPOSE:To compare and inspect the patterns easily and accurately by previously forming the reference pattern to a specific wafer, forming the IC pattern at a position adjacent to the reference pattern in accordance with a predetermined IC process, and comparing and inspecting these two patterns. CONSTITUTION:Reference pattern sections 12 arranged checkerwise are formed onto the semiconductor wafer 11 consisting of Si, etc., and pattern sections 13 to be inspected afterward are formed adjoined to the sections 12 in accordance with the predetermined IC process. These patterns are compared through mechanical comparison and inspection or optical inspection. Accordingly, a wafer for manufacturing a normal IC is used, and the reference patterns may be formed only to the wafer, while the patterns are easily compared and inspected accurately, and a defective production rate lowers.
Patent JP-H10296334-A (JP)
Title: Plate working method, and its device
Inventor: ABE NOBUO
IPC: B21D5/00
Filed: 1997-04-30
Abstract: PROBLEM TO BE SOLVED: To prevent generation of damages on a back side of a sheet when the sheet is fed to a punch press, to shorten the set-up time such as the measurement process of the sheet length, and to improve the productivity. SOLUTION: A conveyor belt 47 on the surface of which a large number of brushes are implanted to support a sheet W to be worked by a punch press 3 is turned to carry the sheet W in/out of the punch press 3. A carriage 39 is movable in the carrying direction of the conveyor belt 47, and the carriage 9 is provided with a work clamper 37 to hold the sheet W on the conveyor belt 47 and a conveyor clamper to hold each side edge of the conveyor belt 47. When the sheet W is carried in, the sheet W on the conveyor belt is clamped by the work clamper, the conveyor belt is clamped by the conveyor clamper, and the sheet W and the conveyor belt are integrated with the carriage 39 and moved in a completely synchronous manner, and no relative slip to the conveyor belt is generated in the sheet W.
Patent JP-S5236460-A (JP)
Title: Mos type transistor circuit
Inventor: TOYODA EIJIROU
IPC: H03K19/0175
Filed: 1975-09-17
Abstract: PURPOSE:To substantially reduce power consumption by constituting a MOS type transistor circuit so the load use transistor is in the cut-off state during the time period of try-state output.
Patent JP-H02291737-A (JP)
Title: N-bit multiplexing/demultiplexing circuit
Inventor: MATSUOKA SHINJI
IPC: H04J3/06
Filed: 1989-05-02
Abstract: PURPOSE:To perform the quick operation in accordance with the speed of a multiplexing part even at the time of considerably changing the number of multiplexing bits or input channels by providing time slot converting circuits. CONSTITUTION:Time slot exchange to take the i-th bit of each input signal of n-number of channels as the output signal of the i-th channel is performed with n-number of bits as the unit by time slot converting circuits, and multiplexing in n:1 is performed in multiplexing parts, and each time slot converting circuit is allowed to correspond to a prescribed channel by an n-bit multiplexing circuit, and time slot exchange is performed with n-number of bits as the unit to convert input signals to a new N-channel signal sequence, and this new N channel signal sequence is inputted to perform multiplexing in N:1. Consequently, the conversion processing speed is easily increased because being dependent upon only the speed of multiplexing parts though the number (n) of multiplexing bits or the number N of input channels is increased, and the constitution of a control circuit is simplified.
Patent JP-H11307572-A (JP)
Title: Method and device for wire bonding and manufacture of semiconductor device
Inventor: SUGIMORI SHINYA
IPC: H01L21/60
Filed: 1998-04-23
Abstract: PROBLEM TO BE SOLVED: To realize improvement of the yield and the improvement of the productivity of a semiconductor device, in correspondence with a narrow pitch. SOLUTION: In a bottle-neck type capillary 3, a wire guiding hole 3c is formed in the inside, and a main-body side part 3a and a neck part 3b, which is provided as a unitary body with the part 3a and has the smaller diameter than the main-body side part 3, are provided at the tip. In this wire bonding device having the capillary 3, a boundary part 3i between an outer surface 3e of the main-body side part 3a at the tip of this capillary 3 and an outer surface 3b of the neck part 3b is made to be the bent surface. Furthermore, a boundary part 3j between an inner surface 3f of the main-body side part 3a and an inner surface 3h of the neck part 3b is made to be the bent surface. Thus, the concentration of the stress imparted at the tip boundary parts 3i and 3j during the bonding is prevented. Thus, the break of the capillary 3 is prevented.
Patent JP-H09267783-A (JP)
Title: Fuel tank cap
Inventor: UDA YOICHI
IPC: B62J35/00
Filed: 1996-03-30
Abstract: PROBLEM TO BE SOLVED: To facilitate the assembling of a hey hole lid of a fuel tank cap. SOLUTION: A fuel tank cap main body 1 includes a locking device 4 and a key hole lid 5 for closing the key hole 4c of the locking device 4. A supporting shaft 6 interpolated in the base end part 5a of this key hole lid 5 is dropped in a support bearing recessed groove provided in the fuel tank main body 1 and supported so as to be freely rotated. A cam 5d roughly diamond-shaped in section is provided nearly in the center of the base end part 5a of the key hole lid 5. On the other hand, a step is provided in the base end receiving room 7 of the fuel tank main body 1 and a leaf spring 8 is placed on this step 7. Thus, by contact between the cam 5d and the leaf spring 8, clicking and stopping are performed in an opening position and a closing position during the opening/closing of the key hole lid 5.
Patent JP-S597585-A (JP)
Inventor: TSURUHA HIDEAKI
IPC: B25J15/00
Filed: 1982-06-30
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-S5339095-A (JP)
Title: Photo detector
Inventor: MATSUI MAKOTO
IPC: H01S3/08
Filed: 1976-09-22
Abstract: PURPOSE: To enhance the resolution when a light signal is inputted from the upper electrode side and reduce dark current by making the unnecessary portions of one or both electrodes non-conductive by covering these with an insulation film. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S5738052-A (JP)
Title: Constant impedance circuit
Inventor: YOSHIMURA KUNIHIKO
IPC: H04M19/00
Filed: 1980-08-18
Abstract: PURPOSE:To achieve a circuit easy for circuit integration and useful for telephone set interface circuits, by enabling to output a voltage information from lines as a current information, through organically combining operational amplifiers with transistors (TRs). CONSTITUTION:Voltage information applied to a terminal 1 of a constant impedance circuit 20 is picked up as a current information at an operational amplifier 27 and TRs 28, 36. An operational amplifir 7 and a TR8 constitute a voltage current conversion circuit 10, and a voltage dividing output voltage of a voltage dividing circuit consisting of resisors 30, 31, 32 and a capacitor 33 between a terminal 2 and a collector of a TR28 is converted into a current to transmit an output current from the terminal 1. The factors of error in this case depend on a resistance ratio and an offset voltage of the operational amplifiers and a base current of the TR28, then high accuracy is obtained and the circuit can be used as an interface circuit for a telephone.
Patent JP-S62267922-A (JP)
Title: Floating type magnetic head
Inventor: SEGAWA KEISHI
IPC: G11B5/60
Filed: 1986-05-16
Abstract: PURPOSE:To improve recording and reproduction and to increase the density of the recording and reproduction by forming a magnetic gap which has specific narrow width and magnetic gap length by using a thin film or thin belt of a ferromagnetic metallic material with large saturated magnetic flux density or a thin film or thin belt of a ferromagnetic material alloy material. CONSTITUTION:A member 18 made of a nonmagnetic material with wear resistance is arranged in contact at the periphery of the thin film or thin belt of the ferromagnetic metallic material exposed in the surface of a magnetic gap part or its periphery or the thin film or thin belt 17 of the ferromagnetic alloy material. Further, the thin film or thin belt 17 contacts widely the main body part of a magnetic core made of the same magnetic ferrite material as the magnetic ferrite material which constitutes a slide part at the prolongation part of the central rail 12 of the slider part 10. This floating type magnetic head, therefore, has its magnetic gap (g) with specific narrow width and magnetic gap length constituted by the part of the thin film or thin belt 17 having large saturated magnetic flux density. Consequently, there is no fringe and no dummy gap is formed, so high-density recording and reproduction are realized.
Patent JP-S594285-A (JP)
Title: Transmitting method of key signal in scrambling of television picture
Inventor: SAEKI YOSHIBUMI
IPC: H04N7/16
Filed: 1982-06-29
Abstract: PURPOSE:To improve the confidentiality, by transmitting a key signal with a scrambled video signal so that the descrambling is not attained only with the separation and analysis of the key signal as it is, for eliminating the inerception and the interchangeability of system. CONSTITUTION:A video signal inputted to an encoder 30 from an IF modulating circuit 20 is scrambled at the encoder 30 for being processed so as not to reproduce normal picture as it is, and modulated into a specific channel frequency at an up-converter 22. The encoder 30 performs two operations; one is the level compression of a specific horizontal synchronizing signal, the other is the addition of a key signal for descrambling to the specific horizontal synchronizing signal. A terminal device 28 demodulates the key signal for descrambling transmitted with the video signal from the center 1 with the decoder in a main box, the code conversion is done for the restoration into the normal key signal, the scrambed video signal is descrambed according to the key signal and applied to a television receiver 11 as the normal video signal.