baber/WOPTO huggingface dataset:
Patent JP-H0250515-A (JP)
Title: Multiplying circuit
Inventor: YAMASHITA AKIRA
IPC: H03K5/00
Filed: 1988-08-11
Abstract: PURPOSE:To constitute a multiplying circuit and a frequency-dividing circuit with one IC and to realize space saving by conducting a feedback diode and restraining the voltage of the input with the output voltage of a first inverter when the output of a first inverter is an 'H' level. CONSTITUTION:First and second inverters 11 and 12 are mutually connected with first and second time constant circuits 13 and 14, a multivibrator 1 of a constant width pulse output is constituted, an third inverter 2 for input is further connected to the front step and the input and the output of a first inverter 11 are connected by a feedback diode 3. Further, the output of the inverter 11 is connected to one side input terminal of an exclusive OR circuit 15 and grounded through a third time constant circuit 16. The time constant circuit 16 can be shorted with a first changeover switch 17 and for the resistance of a time constant circuit 13, the value can be phasedly converted through a second changeover switch 18. thus, the multiplying circuit and the frequency- dividing circuit can be selected and used by the switching of the changeover switch and space saving can be contrived.
Patent JP-H0489041-A (JP)
Title: Hand piece for ultrasonic operation
Inventor: OKADA MITSUMASA
IPC: A61B17/22
Filed: 1990-07-31
Abstract: PURPOSE:To obtain good cooling efficiency by arranging a hand switch on an outer cover serving as a manual rotary member, and providing a water feed port feeding water to a vibration transfer member and a communicating path communicating the water feed port to a water feed source. CONSTITUTION:A water feed port 32 opened at the position faced to a vibration transfer member 16 on the inner periphery of the tip side of an outer cover 20 and a communicating path 34 communicated to the water feed port 32 and extended in the outer cover 20 are provided. When a hand piece 10 is to be used, the outer cover 20 is rotated against an inner cover 18, and a hand switch 24 is arranged at the most easily operable position. The position of the water feed port 32 can be easily confirmed at the position of the hand switch 2. The feed liquid from an external water feed source is communicated to the communicating path 34 opened on the inner periphery of the rear end side of the outer cover 20, it is guided into the communicating path 34 in the outer cover 20 and reaches the water feed port 32, and it is sprayed downward from the water feed port 32. The vibration transfer member 16 can be efficiently cooled.
Patent JP-H0250766-A (JP)
Title: Hierarchical variable length information string forming system
Inventor: OURA SHINJI
IPC: G06F17/30
Filed: 1988-08-12
Abstract: PURPOSE:To efficiently and collectively form hierarchical variable information srings by providing the title system with an identifier(ID) output length calculating means, a length output length calculating means, a substantial contents output length calculating means, an adding means, an ID output means, a length output means, and a substantial contents output means. CONSTITUTION:The ID output length calculating means 4 obtains the output length of an ID obtained by an ID aquiring means 102, the length output length calculating means 5 obtains the length of the contents obtained by a length aquiring means 105 as an output length. The substantial contents output length calculating means 6 obtaines the output length of the body of the contents obtained by a substantial contents aquiring means 107 and the adding means 12 adds the output length values obtained by the means 4 to 6. The ID output means 7 outputs the ID obtained by the means 102, the length output means 8 outputs the length obtained by the means 105 and the substantial contents output means 9 outputs the body of the contents obtained by the means 107. Consequently, a hierarchical variable length information string can be efficiently and collectively formed.
Patent JP-2001026975-A (JP)
Title: Construction method for lining plate for side ditch on farm road
Inventor: KICHIMUREI KATSUTO
IPC: E03F5/04
Filed: 1999-07-15
Abstract: PROBLEM TO BE SOLVED: To provide a construction method for lining plate for side ditch capable of eliminating almost al of reinforcing bar arrangement work, form assembly work, and disassembly and removal works at site and rationalizing the construction works. SOLUTION: This construction method for a lining plate for side ditch on a farm road consists of a process in which a three-dimensional truss 2 with a concrete permanent form in which a concrete board 22 is integrally formed in a lower part of a three-dimensional welded reinforcing bar 21 is spread and provided by inserting a U-shaped bare 3 into the inside of the three-dimensional welded reinforcing bar 21 so as to pull it out in advance and putting both ends of the three-dimensional truss 2 with concrete permanent form on a bridge base 11 of a side ditch 1, a process in which the U-shaped bar 3 is pulled out of the three-dimensional truss 2 with concrete permanent form after spreading and providing the truss 2, a connection process in which a projection 4 is driven and erected in the bridge base 11 on an inner side of a bent part of the U-shaped bar 3, a nd a process in which concrete is placed on the three-dimensional welded reinforcing bar 21 and each three-dimensional truss 2 with concrete permanent form is connected to form the lining plate.
Patent JP-H0519151-A (JP)
Title: Production of optical fiber cable
Inventor: KITAYAMA YOSHINOBU
IPC: G02B6/44
Filed: 1991-07-15
Abstract: PURPOSE:To suppress the residual strains of coated tape fibers generated by a difference in the twisting rate of the respective coated tape optical fibers and to provide the optical fiber cable which is low in loss and high in mechani cal reliability by executing the aggregating of spacers and the coated tape optical fibers in tandem by using another aggregating dies. CONSTITUTION:A tension member 1 let off from a supply device is inserted into the 1st aggregating die 11 and the plural plastic spacers 2 extrusion molded to a substantially U shape on the inner side of the cross section are doubled, twisted and aggregated around this member while the bottoms of the spacers are brought into contact with the tension member 1. The tension member 1 and the spacers 2 are integrated after the passage through the aggregating die 11 and are thereafter introduced into the 2nd aggregating die 12 and the plural coated tape optical fibers 3 are laminated and aggregated into the U-shaped grooves 21 of the individual spacers 2 by this aggregating die 12. The respective coated tape fibers 3 are naturally introduced into the grooves without receiving the influence of the spacers 2 according to the differences in the twisting rates in such a manner.
Patent JP-H0486719-A (JP)
Title: Objective means for macroobservation
Inventor: YAMAMOTO MASAO
IPC: G02B21/06
Filed: 1990-07-31
Abstract: PURPOSE:To facilitate the selection of irradiating light by constituting the above objective means in such a manner that the irradiating light from a light guiding means for side light enters the inside of a light guiding cap from the base end face of the light guiding cap and that the irradiating light from a light guiding means for vertical light enters the inner side of the light guiding cap. CONSTITUTION:The light guiding means 6 is divided to the two systems; the light guiding means 6s for the side light and the light guiding means 6d for the vertical light. The front ends of the optical fibers 9s of the light guiding means 6s for the side light are disposed annularly so as to face the base end face 10 of the light guiding cap 3 at the juncture between the objective means body 2 and the light guiding cap 3 and the front ends of the optical fibers 9d of the light guiding means 6d for the vertical light are arranged likewise annularly on the inner side of the toric where the optical fibers 9s of the light guiding means 6s for the side light are arranged so as to face the inner space of the light guiding cap 3. The respective systems are capable of selectively executing the on-off control of the irradiating light and the intensity control of the irradiating light. The selection of either of the vertical light or the side light is possible in this way and the combination at a proper ratio of both is possible as well.
Patent JP-H0521602-A (JP)
Title: Treatment method for fuse of semiconductor device
Inventor: EGUCHI KOHEI
IPC: H01L21/82
Filed: 1991-07-16
Abstract: PURPOSE:To prevent a non-blowing fuse part, among the fuses incorporated in the internal wiring of a semiconductor device, from burning out by the unexpected heat generated when a semiconductor device is normally used. CONSTITUTION:A conductive film 6 is formed by deposition on the fuse main body 1 of the fuse, which is not required to cut, through the aperture 3 of the passivation film 5 to be utilized when the fuse is cut. Accordingly, the fuse main body 1 of the fuse, which is not required to cut, is brought into a low-resistance state.
Patent JP-H1044021-A (JP)
Title: Magnetic barrel finishing device
Inventor: HIRAFUJI TAKEFUMI
IPC: B24B31/112
Filed: 1996-07-31
Abstract: PROBLEM TO BE SOLVED: To dispense with a means for generating driving force such as a motor and make a finishing device compact by gaining a rotating magnetic field by means of giving a coil provided in a specific phase position AC power of a specific phase. SOLUTION: A main coil 28 and a subcoil 30 are fixedly provided in a specific phase positions inside a motor housing 14 at the lower part of a storage room 18. The main coil 28 and the subcoil 30 are given AC power of a specific phase. In other words, the main coil 28 is given current im , while the subcoil 30 is given current is 6 which phase is advanced more than current im by 90 deg.. Consequently, the direction of the resultant magnetic flux at each time rotates. By this rotating magnetic field, a workpiece 20 mixed in the storage room 18 is polished by a magnetic polishing material 22a. Thus the device can be made compact because it is unnecessary to provide a power generating means to rotate a source of magnetic force.
Patent JP-S6092687-A (JP)
Title: Semiconductor laser
Inventor: OOTSUKA AKIRA
IPC: H01L23/14
Filed: 1983-10-26
Abstract: PURPOSE:To improve the heat radiation of the titled device and to lessen the stress accompanied with the generation of heat by a method wherein any one of two kinds of alloys made by making Cu contain uniformly in each of W and Mo whose thermal expansion coefficients are both in a specific extent, or an alloy made by making Cu contain uniformly in an alloy of the W and the Mo, is used as a material for the submount. CONSTITUTION:As a material for the submount of a semiconductor laser, wherein a semiconductor laser element 1 formed with GaAs, Gap or GaSb as the substrate has been used, is used any one of an alloy made by making Cu contain uniformly in W whose thermal expansion coefficient is in an extent of 5.0-8.5X10<-6>cm/cm. deg.C; an alloy made by making Cu contain uniformly in Mo, whose thermal expansion coefficient is also in the above-mentioned extent as well; or an alloy made by making Cu contain uniformly in an alloy of the W and the Mo. These alloys can be manufactured by a powder method or a solution-dipping method. When the thermal expansion coefficient of the material for the submount exceeds the above-mentioned extent of thermal expansion coefficient, the mismatching of the thermal expansion coefficient of the material and that of the semiconductor laser element 1 is increased. As a result, failure of the element or lowering of the luminous efficiency, etc., are caused due to stress, which generates in the element.
Patent JP-H0251803-A (JP)
Title: Pyroelectric material
Inventor: NOGUCHI MINORU
IPC: H01L31/0264
Filed: 1988-08-12
Abstract: PURPOSE:To obtain a pyroelectric material with a large pyroelectric coefficient near the room temperature by constituting it with PbZrO3 70-93mol%, PtTiO3 6-10mol% and Pb(Mg1/2 W1/2)O3 1-20mol%. CONSTITUTION:A (1-x)PbZrO3-xPbTiO3 pyroelectric material has a large pyroe lectric coefficient when (x) is in the range of 0.06-0.10. Pb(Mg1/2 W1/2)O3 1-20mol% is added to (1-x)PbZrO3-xPbTiO3 100mol%. As the addition of Pb(Mg1/2 W1/2)O3 is increased, the phase transition temperature of the pyroelec tric material is lowered, the pyroelectric coefficient near the room temperature tends to be increased. The preferable composition range is x=0.06-0.10 for (1-x)PbZrO3-xPbTiO3 and Pb(Mg1/2 W1/2)O3 8-15mol%. A sufficiently high pyroe lectric coefficient particularly near the room temperature can be obtained by adding Pb(Mg1/2 W1/2)O3 to PbZrO3-PbTiO3.
Patent JP-H1142663-A (JP)
Title: Method and apparatus for producing resin molded object
Inventor: WATARI MITSURU
IPC: B29L31/58
Filed: 1997-07-28
Abstract: PROBLEM TO BE SOLVED: To provide a resin molded object producing method capable of integrally and simply molding a resin molded object having a meshlike small diameter porous part formed at a part of a resin base material thereof without generating planar burr and vertical burr and, a manufacturing apparatus adapted thereto. SOLUTION: The region corresponding to the small diameter porous part on the inner wall side of a movable mold 13 or fixed mold 11 is extended so as to come into contact with the inner wall of the partner mold to form a small diameter perforation forming part 21 and a large number of small diameter columnar members 22 are provided in the region corresponding to the small diameter perforation part of the inner wall of the fixed mold or movable mold so as to protrude at a constant interval and both molds are closed to bring the small diameter columnar member 22 formed in the inner wall of the movable mold or fixed mold into contact with the inner wall of the partner mold and a molten resin is supplied to the gap 23 formed in the part free from the small diameter perforation forming part between the fixed mold and the movable mold to be pressed.
Patent JP-2000033473-A (JP)
Title: Pump for molten metal
Inventor: TSUCHIDA JIRO
IPC: B22D35/00
Filed: 1998-07-16
Abstract: PROBLEM TO BE SOLVED: To prevent the temp. dropping of molten metal in a rising part without a trouble in the fitting to the forcible feeding part of an exhaust tube by arranging an immersion type heater which is immersed into the feed-out molten metal and freely held to the temp. of the molten metal in the piping at the rising part of the exhaust tube. SOLUTION: A pump for molten metal is provided with the forcible feeding part 1 for feeding out the molten metal M from a molten metal pool part 5 in a holding furnace 4 fitted to a pump fitting part 4b arranged on a furnace cover 4a of the holding furnace 4 for holding the temp. of the molten metal M to a prescribed temp. and exhaust tube 2 for feeding out the molten metal M spouting from the forcible feeding part 1. The exhaust tube 2 is arranged at the upper part of the furnace cover 4a and provided with the rising part 2a connected with a temp. held molten metal temp. holding tube 6 and the rising part 2a feeds out the molten metal M fed out from the forcible feeding part 1 toward the molten metal temp. holding feeding tube 6. In the piping of the rising part 2a, the immersion type heater 3 immersed into the fed-out molten metal M and composed of the electric heater 3A covered with a protecting tube 3a freely holding the temp. of the molten metal M.
Patent JP-2000035284-A (JP)
Title: Heating furnace structure
Inventor: SEKIKAWA HIDESABURO
IPC: F27B14/14
Filed: 1998-07-16
Abstract: PROBLEM TO BE SOLVED: To provide a heating furnace structure for lengthening a lifetime of a graphite crucible to a long time. SOLUTION: The heating furnace 1 is divided into an upper cover 2 and a lower cover 3. A gas burner 5 is mounted at an upper outer peripheral side of the circular cover 2. A furnace body 3 provided at a lower portion of the furnace 1 has a heat insulating material 14 provided in a container-like frame 12. The material 14 is non-erosible to an aluminum ingot 27 of a molten metal. The material 14 is obtained by casting a mortar-like high alumina insulating material 14 having a high water content in the frame 12, drying the material 14 and solidifying it. A graphite layer of a graphite crucible 15 is embedded in the material 14 at an inside of the material 14.
Patent JP-2000035752-A (JP)
Title: Guide board with braille friendly to human
Inventor: NAKAGAWA YOSHIO
IPC: G09B21/00
Filed: 1998-07-16
Abstract: PROBLEM TO BE SOLVED: To obtain an easily understandable guide board which incorporates positive visual elements to a braille board even for the weak in information in addition to sight handicapped persons by displaying braille on a sheet or plate attached with advertisement, thereby making a guide for traffic or movement. SOLUTION: A braille range 2 is arranged in the upper part in a portion existing behind the advertisement sheet 6 of the guide board 1 with the braille friendly to human in handrail mounting. The guide 3 for the traffic or movement as the visible information is displayed in the lower part of the forward portion. Black ink characters and illustrations are displayed in a visible range 4 and the arrangement of the advertisement 5, etc., is executed. If transparent ink or the like is used for this braille display, the braille range 2 and the visible range 4 may be overlapped without problems. The braille sheet 6 is mounted at the outer periphery of the handrail and the braille range 2 is arranged in the position to be naturally touched with the fingers to make the braille easily legible.  The arrangement constitution of the advertisement 5 is effectively executed by the visual range 4 although the constitution depends upon the height of the handrail. The constitution and fabrication to make the guide visible even in a curved part are made easy by a computerized phototypesetting technique.
Patent JP-H1145941-A (JP)
Title: Lsi wiring device
Inventor: ENDO KAORU
IPC: H01L21/82
Filed: 1997-07-28
Abstract: PROBLEM TO BE SOLVED: To provide an LSI wiring device which performs grid wiring according to only judgment of grid intersections even if wiring prohibit information exists outside the grid. SOLUTION: A rectangular data group generating part 10 generates a group of rectangular data on grid intersections. A rectangular data extracting part 11 extracts rectangular data which have an overlap between one rectangle of the rectangular data group and wiring prohibit information. An OR processing part 12 performs OR processing of the rectangular data extracted by the rectangular data extracting part. A narrowing part 13 performs narrowing processing of the rectangular data on grid intersections around the rectangular data generated in the OR treating part 12 for satisfying the minimum wiring spacing under the design rule.
Patent JP-H04367599-A (JP)
Title: Device for crystallizing biopolymer
Inventor: ASANO TAKAHARU
IPC: C30B7/00
Filed: 1991-08-12
Abstract: PURPOSE:To lower a transportation cost and reduce the working load on an astronaut. CONSTITUTION:A biopolymer crystallization device for producing a biopolymer crystal in a crystal growth chamber 4 by transferring crystallizing solutions 2 separately received and closed in syringes 1 and crystallizing agent solutions 3 into crystal growth chambers 4 by a prescribed sequence under a slight gravity environment. The syringes 1, the crystal growth chambers 4 and waste solution reservoirs 5 for recovering an overflow solution from the crystal growth chambers are formed in blocks 6, 7, 8 which can mutually connected.
Patent JP-S6261850-A (JP)
Title: Assembling structure around side combination lamp
Inventor: NAKAMU HARUHIRO
IPC: B60Q1/00
Filed: 1985-09-12
Abstract: PURPOSE:To improve the appearance quality and the installation accuracy around a front lamp and a side combination lamp by constructing such that the upper/lower wall of the side combination lamp containing section is reinforced with a stay chip to stop the lamp with the trailing edge flange. CONSTITUTION:A stay chip 11 is stridden from the lower wall 9 of a side combination lamp containing section 7 notched considerably at the front end section of a front fender 1 to the upper wall 8 while detouring a side combination lamp 2. Then the side face of a head lamp 3 is tightened through bolts. While the side combination lamp 2 is stopped through the bead in the longitudinal direction of said stay chip 11, the clicks at upper and lower positions and a flange 12 arranged at the rear end of the containing section 7. With such arrangement, uneven gap between the head lamp 3 and the side combination lamp and the step in the outer face between them can be prevented resulting in improvement of the appearance quality of the side combination lamp and the installation accuracy of the head lamp and the side combination lamp.
Patent JP-S6261271-A (JP)
Title: Manufacture of sintered nickel electrode for alkaline storage battery
Inventor: OOTA KAZUHIRO
IPC: H01M4/28
Filed: 1985-09-12
Abstract: PURPOSE:To prevent any corrosion of a sintered nickel substrate in an acidic high-concentration impregnation solution maintained at high temperature by forming a cobalt oxide layer over the surface of the substrate. CONSTITUTION:After a porous sintered nickel substrate is impregnated with a solution prepared by dissolving an organic salt of cobalt such as cobalt acetate, cobalt formate, cobalt oxalate or cobalt citrate in an alcohol the boiling point of which is within the range of the decomposition temperature of the above organic salt of cobalt, the impregnated substrate is heated to form a cobalt oxide layer over the surface of the substrate and then the substrate is packed with an active material by impregnating the substrate with an acidic nickel salt. The cobalt oxide layer acts as an immobile film and protects the substrate from the acidic nickel salt. It stably prevents any corrosion or deterioration of the sintered nickel substrate even in a high-concentration impregnation solution of the acidic nickel salt maintained at high temperature.
Patent JP-H1046873-A (JP)
Title: Blindfold fence
Inventor: SUGA FUMIHIKO
IPC: E04H17/16
Filed: 1996-07-31
Abstract: PROBLEM TO BE SOLVED: To provide a blindfold fence having a blindfold function and a panel having well ventilation and lightening by forming a panel having a plurality of through holes and successively lessening formation density and size of the through holes toward the upper panel from the lower. SOLUTION: A panel 6 forming a plurality of circular through holes is so constituted that a plurality of wave steel plates are connected with bolts. The through holes are composed of four small-diameter circles arranged on the circumference of large diameter circles, and the density of the through holes is changed by presence of the large-diameter circles. The large-diameter circles are formed in the whole in the small-diameter circles in the lower of the panel 6 without any need of blindfold effect, and the large-diameter circles are gradually decreased as they goes upward because the blindfold effect is needed. The blindfold fence has an blindfold effect, excellent ventilation and lighting can be obtained by successively lessening formation density of the large-diameter circles toward the upward panel from the lower.