baber/WOPTO huggingface dataset:
Patent JP-H10166146-A (JP)
Title: Arc welding unit
Inventor: YASUHARA YOSHIMICHI
IPC: H02M9/00
Filed: 1996-12-10
Abstract: PROBLEM TO BE SOLVED: To suppress the generation of a high frequency noise, and to lower the breakdown strength of a current limiting element by applying an output from a DC high voltage circuit and an output from a high voltage pulse generating circuit to the output of the arc welding unit at the output terminal of an arc welding circuit at the time of a start, and stopping the output from the DC high voltage circuit and the output from the high voltage pulse generating circuit by the signal of a current detecting circuit detecting the presence of the absence of a welding current. SOLUTION: A no-load voltage from the DC high voltage circuit 4 must be not less than 100V and not more 1000V. A single high voltage pulse with a peak value of not less than 1000V is generated by the high voltage pulse generating circuit 9. The output from the DC high voltage circuit 4 is superimposed in parallel with an output terminal between a non-consumable electrode 7 and a base material 8 for welding, and the single high voltage pulse from the high voltage pulse generating circuit 9 is superimposed in series to the output terminal by a transformer 10 for coupling. And, a welding current flowing from a current control element 2, is detected by the current detecting circuit 11, and the output from the DC high voltage circuit 4 and the output from the high voltage pulse generating circuit 9 are stopped.
Patent JP-H10173600-A (JP)
Title: Optical output duty adjusting circuit for electric-optical signal converter
Inventor: KOBAYASHI HIDEKI
IPC: H04B10/60
Filed: 1996-12-10
Abstract: PROBLEM TO BE SOLVED: To provide the adjusting circuit which can always keep the output light at the desired duty of 100% with no intervention of man power. SOLUTION: An optical output duty adjusting circuit 1 is added to an electric/ optical signal converter 10 consisting of a data signal duty adjusting part 2, a drive part 3 which receives the output of the part 2 and generates a drive current and a laser diode 4 which emits the light by receiving the drive current from the part 3. Then the circuit 1 consists of a duty variance detection means 21 which monitors the output light of the diode 4 and detects the variance of duty of the data signal, and a duty setting means 22 which produces a duty adjusting signal accordant with the detected duty variance and feeds the adjusting signal back to the part 2.
Patent JP-H09141072-A (JP)
Title: Method for controlling bubble diameter and device therefor
Inventor: MACHITANI KATSUYUKI
IPC: B01F1/00
Filed: 1995-11-24
Abstract: PROBLEM TO BE SOLVED: To easily control diameters of bubbles in liquid with simple constitution. SOLUTION: A flow passage 11 for liquid in which gas is dissolved in a compressed state is made to branch into plural flow passages 14, 16 different from each other. In mid-ways of the passes from a junction 12 of the flow passages 14, 16 to their confluence 22, pressure reducing valves 18, 20 are installed, respectively. The branch flow passage 14, 16 are made to join again into one and the joined flow passage is connected to a liquid outlet 24. The flow rates of liquid flowing in the branch flow passages 14, 16 are controlled to adjust diameters of bubbles in the liquid flowing out from the liquid outlet 24.
Patent JP-H04205912-A (JP)
Title: Magnetic recording medium
Inventor: TAGAWA KIMITERU
IPC: C09D175/06
Filed: 1990-11-30
Abstract: PURPOSE:To obtain a magnetic recording medium fit for high density magnetic recording by using ferromagnetic metal particles surfacecoated with a ferrite compd. contg. Fe, Co and at least one kind of metal such as Cu and having spinel structure. CONSTITUTION:Ferromagnetic metal particles surface-coated with a ferrite compd. contg. Fe, Co and at least one kind of metal selected among Zn, Ni, Mn, Al, Cr and Cu and having spinel structure are used. The particles have satisfactory oxidation stability and maintain high saturation magnetization even in deteriorated environment or after a weather resistance test. When a magnetic layer is formed with the particles and a binder, a high rate of filling of the particles is attained in the magnetic layer and a magnetic recording medium having superior oxidation stability, maintaining high saturation magnetization and fit for high density recording can be obtd.
Patent JP-H07187632-A (JP)
Title: Method for synthesizing embracing fullerene and device therefor
Inventor: KUROSHIMA SADANORI
IPC: C01G1/00
Filed: 1993-12-27
Abstract: PURPOSE:To conveniently synthesize various embracing fullerenes in good yield by supplying an element to be embraced from a source other than a carbon rod into the carbon plasma formed by the pure-carbon rod. CONSTITUTION:A carbon rod is heated to a red heat by the power from a carbon vaporizing power source 12, the rod 1 is slightly separated from a counter-electrode carbon rod 2 to generate an arc discharge, and the rod 1 is vaporized. At this time, carbon plasma is produced close to the tip of the rod 1. A power is supplied from a power source 13 for a vaporization source 3 of a material to be embraced while the carbon plasma is produced. Carbon reacts with lanthanum in the carbon plasma, and the reaction product is entrained by an internal gas current generated by an internal gas circulator and recovered in a sample recovery part. The yield of the carbon powder is 90% of the total amt. of the carbon rod and lanthanum, the carbon powder contains 15% fullerenes, and 5% of the fullerenes is the lanthanum-contg. fullerene.
Patent JP-H01171307-A (JP)
Title: Signal switching circuit
Inventor: KUMANO MASAHIRO
IPC: H03F3/34
Filed: 1987-12-25
Abstract: PURPOSE:To switch a large input signal with less crosstalk by constituting the title circuit by a 1st stage switch circuit comprising two current operating switch circuits provided with saturation preventing function and a 2nd stage switch circuit applying voltage switching. CONSTITUTION:A PNP transistor(TR) Q2 is connected as a current mirror together with a TR Q7 and resistors R1, R2 and constitutes a 1st current operating switch circuit together with an NPN TR Q1, a PNP TR Q9 and a constant current source Ia. An NPN TR Q4 constitutes a 2nd current operation switch circuit together with PNP TRs Q3, Q8, Q10, resistors R3, R4 and a constant current source Ic. With a switch A thrown to the position of a terminal 2, an input signal from an input terminal 4 appears at an emitter terminal 7 of a TR Q4. A signal at the terminal 7 is outputted to an output terminal 9 through a switch circuit of voltage operation comprising PNP TRs Q5, Q6, and outputting selectively a signal with lower level. With the switch A thrown to the position of a terminal 3 conversely, an input signal from the input terminal 1 is outputted similarly to the output terminal 9.
Patent JP-H08158537-A (JP)
Title: Combined woody structural material
Inventor: ISHIDA KEIICHIRO
IPC: E04C3/14
Filed: 1994-12-06
Abstract: PURPOSE: To enable the formation in a large area while preventing warping, contraction, torsion and others from occurring by a method wherein one or both of flanges are made of solid material while coring is made to the innermost parts of slits provided at the flanges for fitting a rib therein, and ends of the rib are prevented from contacting with the inner circumference of the cared parts while a plurality of ribs are made installable. CONSTITUTION: A pair of flanges 11 and a rib 12 for connecting the flanges are combined together, and one or both of the flanges 11 are made of solid material. Slits 13 are provided on the flanges 11 for fitting the rib therein, and coring is made to the innermost parts of the slits for making the flanges 11 free from being distorted. The ends of the rib 12 are prevented from contact with the inner circumference of the cored parts on the innermost parts of the slits 13. Therefore, deformation occurring to the cored parts can be absorbed, preventing the entire dimension of the combined woody structural material from changing greatly. Thereby, the rate of occurrence of distorsion can be reduced greatly, contributing to stabilization of the structure.
Patent JP-H03191970-A (JP)
Title: Pinball game machine
IPC: A63F7/02
Filed: 1989-12-22
Abstract: PURPOSE:To adjust the balance of a profit between a player and a pinball proprietor without spoiling the interest of a game, by a method wherein an auxiliary game means which varies the prize value of a pinball entered into a variable prize-winning device on the basis of a result of the game, is provided and on the basis of a result of an auxiliary game, the number of prize pinballs corresponding to the pinball entered into the variable prize-winning device is modified by a prize pinball-discharging means. CONSTITUTION:In a control circuit for discharging prize pinballs, the number of the prize pinballs discharged in corresponding to a pinball entered into a variable prize-winning device 6 is selectively determined, and in a circuit wherein the number of the prize pinballs determined is ordered to a prize pinball discharge-controlling device 89, a first motor switch 76 and a detector 40 for the number of prize-winning pinballs are connected to a first AND gate 137 and a second motor switch 77 and the detector 40, to a second AND gate 138. When a signal is outputted at the first AND gate 137, a command, e.g. seven prize pinballs, is transmitted to the controlling device 89, and at the second AND gate 138, the other command, e.g. thirteen prize pinballs, to the controlling device 89. On the other hand, when the number of prize times entered into the variable prize-winning device 6 is small or when the number of opening and closing times is small, the drop of a prize-winning pinball is checked by a stopping member 41, and hence the prize-winning pinball becomes difficult to enter a special winning pocket 38, and a variable member part becomes easy to continue the movement of opening and closing.
Patent JP-H10201648-A (JP)
Title: Draining bowl set for sink
Inventor: SUKEHARA KUNIFUMI
IPC: A47J47/18
Filed: 1997-11-13
Abstract: PROBLEM TO BE SOLVED: To facilitate the operation by the vertical slight shifting of an outside bowl and an inside bowl and save both time and water by providing such a structure as forming an annular space between the outside bowl and the inside bowl and interrupting the annular space from a drain port on the outside bowl bottom part when the inside bowl is fitted to the outside bowl. SOLUTION: When an inside bowl 40 having a water passing slit 41 on a circumferential wall part 46 is fitted to a vessel-like outside bowl 30 with a leg 32, an annular space is formed between the outside bowl circumferential wall part 36 and the inside bowl circumferential wall part 46, and the upper surface of the bottom part 37 of the outside bowl 30 makes contact with the lower surface of the inside bowl bottom part to interrupt the annular clearance from a drain port on the outside bowl bottom part 37. The circumferential wall part 36 of the outside bowl 30 is formed into a rounded reverse truncated pyramid K, an ear-like holding part is protrusively provided on the upper edge of the inside bowl 40, and a notched recessed part 38 for avoiding the contact with the holding part is provided on a set of opposed edges of the upper edge of the outside bowl 30.
Patent JP-H0615278-A (JP)
Title: Control of injection amount of slaked lime in treatment of fluorine-containing waste water and fluorine component removing apparatus
Inventor: YOSHIDA HIROSHI
IPC: C02F1/58
Filed: 1991-11-21
Abstract: PURPOSE:To set the injection amount of slaked lime to the necessary min. degree and to also stabilize the quality of treated water in the removal treatment of the fluorine component (fluorine ion) of fluorine-containing waste water. CONSTITUTION:The necessary concn. of calcium is calculated according to a predetermined calculation formula or multiplication coefficient on the basis of the fluorine concn. signal from a waste water fluorine concn. analyser 3 and the calcium concn. signal from a waste water calcium concn. analyser 4 is subtracted from the calculated value and the injection amount of slaked lime is operated by an operation circuit multiplying the inflow waste water flow rate signal from a waste water flow rate detector 1 to inject slaked lime into a reaction tank 5. From the polarity and magnitude of the deviation between an objective fluorine concn. value and the fluorine concn. measured value of treated water, the injection amount of slaked lime is controlled while a correction magnification coefficient is intermittently operated and corrected and the quality of treated water is stabilized.
Patent JP-H10186208-A (JP)
Title: Lens barrel
Inventor: SATO KAZUHIRO
IPC: G02B7/04
Filed: 1997-12-02
Abstract: PROBLEM TO BE SOLVED: To make a lens barrel compact by providing it with a driving force coupling means always transmitting driving force to a driven member even when the relative positions of a first mirror frame having the driven member and a second mirror frame having a motor-driven driving force has changed. SOLUTION: This lens barrel is constituted of the first mirror frame (third lens group frame) 20 moved in an optical axis direction together with the driven member, the second mirror frame (second lens group frame) 19 moved in the optical axis direction together with the motor-driven driving source and the driving force coupling means (output gear) 47. Then, the motor (motor-driven driving source) 44 is fixed to the inside circumferential surface of the frame 19 by turning an output shaft 45 backward and the output gear 47 is fixed to the shaft 45. When a zooming action is executed by a zoom ring 4, the respective lens group frames 17, 19 and 20 are moved forward and backward in the optical axis direction. However, the moving quantity of the frame 19 is extremely small.  Besides, even when the frame 20 is moved, the gear 47 is always meshed with a gear formed on the arrow wheel of a diaphragm device 29 within the moving range of the frame 20.
Patent JP-2000161385-A (JP)
Title: Bearing for hydraulic multiple disc clutch
Inventor: KOBAYASHI TOSHIO
IPC: F16D25/0638
Filed: 1998-11-20
Abstract: PROBLEM TO BE SOLVED: To provide a bearing for a hydraulic multiple disc clutch, simple in structure, and excellent in durability and operation reliability. SOLUTION: An inner race 71 and outer race 73 of a bearing 70 are formed up by means of sheet metal working. Plural notches are provided at every specified intervals at the tip end part of the outer race 73, cut-out pieces formed by the aforesaid notches are bent outward every one piece so as to be formed into projected parts 73c, and concurrently, intermittent cut-out pieces which are left as they are not bent outward, are thereby formed into clutch pressurizing parts 73b.
Patent JP-H02175272-A (JP)
Title: Recording medium loading device
Inventor: SAITO MASANORI
IPC: B41J15/04
Filed: 1988-12-28
Abstract: PURPOSE:To simplify the pulling-out of a jammed continuous recording medium by a method wherein a separation mechanism abutting or separating a nip roller on/from the peripheral surface of a drive roller in a feed roller positioned nearest a containing part is provided, and a clutch for interrupting a power transmission state is provided between a drive roller and a drive part in the other feed roller. CONSTITUTION:At the time of a jam processing or the like, an eccentric cam 41 is rotated through 180 deg. by driving a motor to abut the large-diameter part of the eccentric cam 41 on a passive plate 39, whereby a separation lever 36 is rotated about the center of a journal 37. In this manner, a nip roller 35 in a first feed roller 20 is separated from the peripheral surface of a drive roller 34. Furthermore, electromagnetic clutches mounted on rotating shafts 46 of drive rollers 34 in a second feed roller 21 and a third feed roller 22 are brought into a state of interrupting a power transmission, whereby these drive rollers 34 are made rotatable. Therefore, a jammed silver salt film 13 can be simply pulled out with a small force.
Patent JP-H03191477-A (JP)
Title: Method for exchanging parts in design of printed board
Inventor: YAMAUCHI MINEO
IPC: H05K13/04
Filed: 1989-12-21
Abstract: PURPOSE:To select always optimum parts by finding out the succeeding parts candidates from a part library at the time of exchanging parts and selecting the optimum parts from the found parts candidates. CONSTITUTION:Exchangeable parts are defined in the parts library, the parts library is retrieved by using a parts attribute defined in an attribute text as a keyword to determined the optimum parts and its parts number is stored in a parts number text. At the time of exchanging parts, the parts to be exchanged displayed on a CRT screen is picked up with a cursor, so that the attribute of the parts is displayed on the screen. When the retrieving condition of the exchangeable parts is set up by referring the attribute, the exchangeable parts are extracted by the retrieval of the parts library and hit parts are displayed. When the parts to be exchanged is specified out of the displayed parts, the part exchange processing is executed and a log file is formed.
Patent JP-H04197325-A (JP)
Title: Cleaner variable shaped suction opening and cleaner l type suction opening
Inventor: HARUTA KIMIHIRO
IPC: A47L9/02
Filed: 1990-11-29
Abstract: PURPOSE:To facilitate the cleaning of the corners of a room by making the shape of the suction opening of a cleaner variable. CONSTITUTION:A suction opening becomes easy to be welded against room corners and walls and obstacle perimeters by structuring both sides of the suction opening so as to be deformed and making shape deformation possible. For example, it is convenient for housing to have a structure in which each of the left wing 2 and the right wing 3 is separately bent by 90 degrees and both wings are fixed under the condition of being bent. Also, a structure in which the left wing 2 and the right wing 3 can be deformed more intricately, is realized. A variable shaped suction opening is of a T type when used normally, and at an obstacle perimeter, a wall or the like, it is deformed by means of a spring or other devices. Or, deformation is made possible by a simple operation. In addition, if the prior T type is changed to an L type, the cleaning of a room corner becomes easy to be done.
Patent JP-H01176026-A (JP)
Title: Manufacture of non-heattreated high-tensile steel plate
Inventor: HATOMURA TANEO
IPC: C21D8/02
Filed: 1987-12-28
Abstract: PURPOSE:To provide highly improved strength and to uniformize strain inside a steel plate and material characteristics by heating an Nb-containing steel with a specific composition twice, subjecting the above steel to two-stage rolling reduction under respectively specified conditions, and then applying accelerated cooling to the resulting steel plate. CONSTITUTION:A steel having a composition consisting of, by weight ratio, 0.005-0.15% C, 0.05-0.5% Si, 0.8-2.5% Mn, 0.005-0.08% Al, 0.005-0.10% Nb, and the balance Fe with inevitable impurities is heated to 1,200-1,300 deg.C and then cooled. Further, the above steel is heated to 1,050-1,250 deg.C and subjected to rolling reduction at 50-90% draft in an unrecrystallized gammer phase region between (Ar3+150 deg.C) and Ar3 and further to rolling reduction at 30-60% draft in a (gamma+alpha) two-phase region between (Ar3-20 deg.C) and (Ar3-120 deg.C). Subsequently, accelerated cooling is applied to the resulting steel plate without delay down to 650-400 deg.C at 3-30 deg.C/sec cooling rate, by which a non-heat-treated high-tensile steel plate can be obtained. If necessary, one or more elements among Ni, Cu, Mo, V, Cr, Ti, B, Ca, and REM are incorporated by proper amounts.
Patent JP-H06178777-A (JP)
Title: Ultrasonic three-dimensional image display device
Inventor: AKAHA MUTSUHIRO
IPC: G06T1/00
Filed: 1992-12-11
Abstract: PURPOSE:To prevent one image from being made hard to be seen by the other image at the time of superposing a Doppler image which is a three-dimensional image of the surface of a blood vessel on a tissue image which is a three dimensional image of the surface of the tissue. CONSTITUTION:A first Doppler image 100 showing a blood flow in the positive direction, a second Doppler image 102 showing a blood flow in the negative direction, and a tissue image 104 are respectively masked. Mask patterns corresponding to the respective images are shifted in their mask positions from each other alternately. Accordingly, when three images are superposed on one another and displayed, it is possible to produce such an effect that three translucent images are superposed on one another.
Patent JP-H07191873-A (JP)
Title: Transition output system for value of variable at debugger
Inventor: TOMIKI NORIYUKI
IPC: G06F11/28
Filed: 1993-12-27
Abstract: PURPOSE:To improve the debugging efficiency of a program by easily presenting information concerning the transition of the value of a variable provided for the program when using a debugger. CONSTITUTION:A compiler outputs debug information 2 composed of information required for outputting the transition of the value of the variable in the program and information required for symbolic debugging. A debugger 1 is started by a program 3 composed of a load module provided with a compiled compile unit. The debugger 1 generates any interruption in a sentence for setting the variable or the value of a register, prepares a table for storing the information of that value by using table preparing means 12 and 13 and generates the chain of that information by using chain preparing means 15 and 16. When the variable to output the transition is designated, an output means 17 outputs the transition of the variable while referring to the prepared table.
Patent JP-H03193236-A (JP)
Title: Ball for ball valve and its manufacture
Inventor: HONDA CHIKASADA
IPC: B21K1/20
Filed: 1989-12-20
Abstract: PURPOSE:To manufacture ball stock for a corrosion and wear resistant valve through die forging by manufacturing a clad bar having a corrosion and wear resistant alloy layer round a core of corrosion resistant metal, forming a sphere having recessed places at both poles from this bar by hot forging and removing the part between the recessed places. CONSTITUTION:Rolling material of cylindrical corrosion metal is arranged at the center of a cylindrical metal and its peripheral space is filled with corrosion and wear resistant alloy powder. This is hot-extruded and cut to manufacture a forging stock 9 of clad bar having a corrosion and wear resistant alloy layer round a core of corrosion resistant metal. This stock 9 is hot-forged by press dies 11A, 11B and pins 15A, 15B to form a sphere having recessed places 24 at both poles. Then, a wall 25 between the recessed places 24 is removed. In this way, it is possible to efficiently produce the valve ball having a surface coating layer forged solidly to the core.
Patent JP-H06158979-A (JP)
Title: Device for monitoring excavation method by blasting
Inventor: MATSUKAWA SHOICHIRO
IPC: F42D5/04
Filed: 1992-11-18
Abstract: PURPOSE:To make it possible to utilize results of vibration analysis in the following blasting by storing once sensing signals of a vibration sensor in a digital memory and outputting from the digital memory data retroactive from the time of blasting to the past. CONSTITUTION:A digital memory 7 has always a capacity to store vibration data for the latest period of about 10 seconds during the waiting time. When a vibration sensor 8 senses a first blasting, a signal for starting data output is outputted to the memory 7 by means of a level discriminator 6 to successively output data for T1+T2+T3=10 seconds from the data of T1 before the present time to a data processing device 2 as vibration data, and then the memory 7 is put into a waiting state. When abnormal vibrations occur due to the blasting and a dangerous level R2 is exceeded, signals are sent directly, not through the device 2, to a traffic alarm displayer 13 to output an alarm.