baber/WOPTO huggingface dataset:
Patent JP-2000356876-A (JP)
Title: Image forming device
Inventor: TAKAYAMA SEIICHI
IPC: G03G15/00
Filed: 1999-06-14
Abstract: PROBLEM TO BE SOLVED: To make power consumption and noise for driving a photoreceptor drum small in the case of image forming operation, and also to prolong the life of the member of the driving system of the drum. SOLUTION: This image forming device is constituted of a transmission gear shaft 11 capable of sliding in a shaft direction between an image forming position for full colors where plural driving force transmitting gears G1y to G1k respectively connected to driven gears 6 of respective photoreceptor drums PRy to PRk are fixed in the shaft direction and with which all the gears 6 and G1y to G1k are engaged and an image forming position for a monochrome color where only one pair among the gears 6 and G1y to G1k is engaged, a rotary shaft and gear shaft connecting structure 14 connecting a motor M1 for driving a photoreceptor with the shaft 11 so that rotational force can be transmitted, and a position holding member 21 for the monochrome color of the gear shaft and a position holding member 17 for the full colors of the gear shaft respectively holding the gear shaft 11 on the position.
Patent JP-H0719545-A (JP)
Title: Latent heat-accumulator
Inventor: YAMASHITA KATSUYA
IPC: F24F5/00
Filed: 1993-07-07
Abstract: PURPOSE:To provide a latent heat-accumulating tank which is designed for securement of an ability to make ice continuously, increase of the amount of cold heat to be accumulated, improvement of the ice-thawing performance, stability of the operation for a long period of time, and economical improvement of the operation of a district heat-supply plant, etc. CONSTITUTION:In a latent heat-accumulating tank 1 water 2 with which fine powder 4 having a smaller specific gravity than water and ice is incorporated is stored. To a hollow part 1a at its bottom an antifreeze-circulating pump 5, an antifreeze-air heat exchanger 6, and a refrigerating machine 7 are connected. The outlet of a vaporizer 7a of the refrigerating machine 7 is connected to an antifreeze election nozzle 8 in the latent heat-accumulating tank 1. A separating recovering device 10 is partitioned into a first chamber 10b and a second chamber 10c which open into each other at the top; the first chamber 10b is connected to the bottom part of the latent heat-accumulating tank 1 and the second chamber 10c, to the cooling load 14 and the top part of the separating recovering device 10, to the top part of the latent heat-accumulating tank 1. An air ejection nozzle 18 is provided in the lower part of the latent heat-accumulating tank 1.
Patent JP-S5958735-A (JP)
Title: Indirectly-heated type cathode
Inventor: MISHIMA HIDEMICHI
IPC: H01J1/20
Filed: 1982-09-28
Abstract: PURPOSE:To obtain the thermal characteristics of a good color cathode-ray tube and solve a problem of weldability by changing the material of a cathode strap. CONSTITUTION:An indirectly-heated type cathode is composed of a cathode sleeve 2 with a base metal 4 whose upper top is coated with a thermion emissive material, cathode support cylinder 3 provided coaxially and outside this cathode sleeve, and a number of cathode straps 1 in which one end is secured near the lower end of the cathode sleeve and the other end is secured to the upper end of the cathode support cylinder and then the cathode sleeve is bridged and supported on the cathode support cylinder. A cathode strap 1 is made of a material in which a nickel layer with a thickness of 0.2 to 0.5% of the thickness of a ribbon type amber plate is formed on the surface of the ribbon type amber. This nickel layer is formed by plating and heat-treated under the reduced atmospheric air. For example, the ribbon type amber of 0.07mm.X0.38mm. thick is used and the nickel layer is formed at a thickness of 0.15 to 0.35mum by plating.
Patent JP-H0727065-A (JP)
Title: Scroll type fluid machine
Inventor: KOSOKABE HIROKATSU
IPC: F04C18/02
Filed: 1993-07-07
Abstract: PURPOSE:To reduce a delivery pressure loss by using arm algebraic spiral represented by a specific formula as a basic volute curve formed with each spiral unit of two scroll members meshed with each other, and further forming both inside/outside curves of each spiral unit by an envelope of the basic volute curve. CONSTITUTION:In a scroll type fluid machine, both turning and fixed scrolls 1, 4, comprising respectively an end plate 3 and volute units 2, 5 erected in this end plate, are meshed with each other. Here, the turning scroll 1 is rotated not on its own axis but relating to the fixed scroll 4. Now in a basic volute curve formed with each volute unit 2, 5, when assumed (r) for radial on a polar coordinate, theta for deflection angle, (a) for coefficient of algebraic spiral and (k) for index of the algebraic spiral, an algebraic spiral represented by the following formula is used. That is, formula: r=a.theta<k>. The coefficient (a) or the index (k) of the algebraic spiral is changed only in a specific interval of the deflection angle theta, and also forming outside curves 2a, 5a and inside curves 2b, 5b of each volute unit 2, 5 by an envelope of this basic volute curve.
Patent JP-S6146772-A (JP)
Title: Caterpillar chain
Inventor: NAGAMATSU HIROMITSU
IPC: B62D55/205
Filed: 1984-08-10
Abstract: PURPOSE:To check wear between a bush and a roller, by constituting a bush peripheral surface of a bushed chain with a ceramics thermal spraying layer of TiO2. CONSTITUTION:A bush 10, where each inner link plate 6 is tightly fitted in both ends, consists of a bush core part 11 composed of an S45C material and a ceramics thermal spraying layer of TiO2 formed in its circumference. A roller 8, subjected to thermal refining of an S50C material with heat treatment, is externally fitted in an outer diameter of this ceramics thermal spraying layer 12 free of sliding contact. And, a connecting pin 4 is pierced through an inner diameter of the bush core part 11, constituting a chain.
Patent JP-H0330901-A (JP)
Title: Manufacture of modified wood
Inventor: ITO TATSUO
IPC: B27K3/15
Filed: 1989-06-27
Abstract: PURPOSE:To eliminate the bonding process of reinforcing material and consequently improve the productivity of the modified wood concerned by a method wherein each wood veneer impregnated with a thermosetting resin is put on each reinforcing material so as to be pressed together under heat. CONSTITUTION:Each veneer 1 has been impregnated in advance with thermosetting resin. When thermosetting resin, with which the veneer 1 is impregnated, is heated under pressure for setting, each non-woven fabric 2 serving as reinforcing material is laminated onto one side of the veneer 1 and releasing papers 3 are arranged on both sides of each resultant laminate of the veneer 1 and the non-woven fabric 2. Under the state that the predetermined number of the resultant laminates of the veneer 1 and the non-woven fabric 2 are pressed from the direction of the thickness under heat so as to set the thermosetting resin, with which the veneer 1 is impregnated, and, at the same time, to apply pressure to the veneers 1 in order to thermoset the oozed-cut thermosetting resin integrally with the non-woven fabric 2 and the veneer 1, resulting in obtaining each modified wood 4.
Patent JP-H1111368-A (JP)
Title: Headlamp for bicycle
Inventor: FUKUDA HITOSHI
IPC: F21S8/10
Filed: 1997-06-24
Abstract: PROBLEM TO BE SOLVED: To surely perform emitting of light during stopping of a bicycle in the nighttime, by a simple constitution, and ensure safety during not only running but also stopping. SOLUTION: In the inside of an exterior case 1, an emitter 4 made of light accumulating material is arranged by a mode covering in a reverse surface side of a reflecting plate 3, and the emitter 4 is irradiated with a part of emission of a bulb 2 lighted during running through a window hole 31 and a through hole 30 serving as an exposure light hole formed in the reflecting plate 3. This emitter 4, during stopping of a bicycle with the bulb 2 extinguished, is emitted, and a vehicle and a walking person in the periphery are made to recognize presence of the bicycle.
Patent JP-S5792934-A (JP)
Title: Switching system for optical switch
Inventor: KADONAGA HIROSHI
IPC: H04B10/00
Filed: 1980-11-28
Abstract: PURPOSE:To control terminal equipments in a center equipment, by transmitting control commands from the center equipment to terminal equipments in the communication system where the center equipment and plural terminal equipments are connected by a loop optical transmission line. CONSTITUTION:A center equipment 10 and plural terminal equipments 11-13 are connected into a loop by an optical transmission line 14. The center equipment 10 is provided with a controlling part 41, a transmitting part 16, a receiving part 19, an electrophoto transducer 17 and a photoelectric transducer 18, and terminal equipments are provided with control parts 38-40, photoelectric transducers 23-25, electro-optic transducers 26-28, optical switches 32-34, and optical branching equipments 35-37, respectively. In each terminal equipment, when the power is turned off, the optical switch is switched as shown by the solid line, and the terminal equipment is by-passed. When the power is supplied by a power source operating part, the optical switch is switched as shown by the dotted line, and the terminal equipment is connected to the line.
Patent JP-S5956615-A (JP)
Title: Connecting method of heat-generating substance of glow plug employed in diesel engine
Inventor: ARAHATA HIDEO
IPC: F02P19/02
Filed: 1982-09-27
Abstract: PURPOSE:To provide an easy and reliable method to effect connection, by a mechanism wherein a spiral heat-generating substance and a second spiral heat-generaging substance, made of a material having a positive resistance temperature factor higher than that of the first heat-generating substance, are connected together such that the straight part, extending from one end of the one heat-generating substance, is superposed on the spiral part of the other for welding. CONSTITUTION:A glow plug is constituted such that an electrode rod 4 is inserted in a sheath 1 supported to a housing 2, first and second spiral heat-generating substance 5 and 6, made of conductive materials having low and high resistance temperature factor, respectively, are disposed in the front and the rear space in the sheath 1, and the substances are embeded in a heat resistant insulation powder 1a. In which case, in order to interconnect the two heat-generating substances 5 and 6 between the spiral parts thereof and at given intervals, the tip of a straight part 5b, extending from a spiral part 5a of the one heat-generating substance 5, is superposed in a crossing manner on a spiral part 6a of the other heat-generating substance 6, and the superposed part is welded by spot welding and the like. This enables easy and reliable connection of the two heat-generating substances 5 and 6.
Patent JP-H0769970-A (JP)
Title: Continuous preparation of carboxylic acid chloride
Inventor: PEETAA KUSORU
IPC: C07C51/60
Filed: 1994-07-20
Abstract: PURPOSE: To produce a carboxylic chloride continuously and economically by reacting a carboxylic acid with a reaction product of phosgene and an N,N- disubstd. formamide.  
     CONSTITUTION: A carboxylic acid II and a reaction product III of phosgene with an N,N-disubstd. formamide pref. just formed in a separate apparatus are fed in parallel flow from below into a reactor 1 contg. the reaction product III in a reaction zone 2. A carboxylic chloride I is formed by the reaction, and simultaneously hydrogen chloride IV is liberated. Chlorine bonded to the reaction product III is decreased by the formation of formamide by the reaction, and a phase III' mainly comprising the product III and the formamide is formed. I and III' formed at above the reaction zone are subjected to phase separation, and I is taken out of the upper phase and a part of the lower phase III' is taken out depending on the degree of its formation. IV occurring during the reaction is taken out through the top. 
     COPYRIGHT: (C)1995,JPO
Patent JP-S5955784-A (JP)
Title: Control of printer
Inventor: YOSHIDA ATSUYUKI
IPC: B41J33/60
Filed: 1982-09-27
Abstract: PURPOSE:To make it possible to prevent the contamination of paper due to an ink ribbon, in a printer having a ribbon feed mechanism, by a method wherein a clutch is provided between an ink ribbon conveying roller and a motor and feed operation is stopped during printing operation. CONSTITUTION:The printing to paper 5 is performed by such a mechanism that the paper 5 is inserted into a path way 9 to be set to a predetermined printing position while a plunger magnet 20 is excited to protrude a platen 17 toward the path way 9 and a carrier 11 is driven along with a printing head 12 to the direction shown by the double arrow AB to perform printing on the paper 5 through the slit 7d of a guide plate 7B. This guide plate 7B functions as a ribbon mask to prevent the contamination of the paper 5. In addition, because, in the protruded state of the platen 17, the clutch 15 is turned OFF to prevent the rotation of a motor from being transmitted to a conveyor roller 13 and the ribbon 3 is not moved even if the paper 5 is partially contacted with the ribbon 3 during printing by the slackening of said ribbon, contamination is suppressed to a min. degree.
Patent JP-2000354502-A (JP)
Title: Sock for shoe
Inventor: ISHIGURO HISAO
IPC: A43B17/02
Filed: 1999-06-15
Abstract: PROBLEM TO BE SOLVED: To provide a sock for a shoe sole having a high buffer function and having an effect of antibacterial deodorization. SOLUTION: A gel composition containing chlorine dioxide which is provided with an outer packaging material 12 of a high molecular film capable of transmitting chlorine dioxide gas on at least a front surface side and makes highly water absorbing resin absorb chlorite aqueous solution or aqueous solution containing chlorite and chlorate is filled within the outer packaging material 12. In the outer packaging material 12, a projection part 21 of the gel composition containing chlorine dioxide is formed in a part in contact with the arch of the foot and in the vicinities of other fingers of the foot.
Patent JP-2000355920-A (JP)
Title: Surface irregularity molding method for cast-in-place porous concrete, and its molding die
Inventor: IGAMI MITSUO
IPC: E02D17/20
Filed: 1999-06-15
Abstract: PROBLEM TO BE SOLVED: To provide the surface irregularity molding method for cast-in-place porous concrete and its molding die, by which an irregular shape can be molded effectively on a cast-in-place porous concrete surface as the revetment of a river or the like. SOLUTION: Porous concrete 11 is placed on a ground surface 10 such as the bank slope-face or the like of a river in desired thickness, the surface irregularity molding die 1 in which a projecting mold member 3 for molding a recessed section is held to a netty material 2 having flexibility is held at a regular interval is laid downwards on the surface of porous concrete 11 before porous concrete cures, a style is raised by pushing the projecting mold member 3 to the porous concrete surface 11 by pushing from the surface of the molding die 1, and the molding die 1 is removed.
Patent JP-H0278439-A (JP)
Title: Chemical method and catalyst
Inventor: SAMI ARI IBURAHIMU BARII
IPC: B01J23/60
Filed: 1989-07-01
Abstract: PURPOSE: To improve a dehydrogenation performance of hydrocarbon by depositing a platinum group metal and zinc being a catalyst component on a carrier consisting of a silicalite structure whose basic structural unit is silicon and oxygen or silicon, zinc and oxygen. CONSTITUTION: The dehydrogenation catalyst is produced by depositing the platinum group metal and zinc being the catalyst component on the carrier being the silicalite structure whose basic structural unit is the silicon and oxygen or silicon, zinc and oxygen. In the platinum group metal being the catalyst component, there is Pt, Ru, Ir, Rh and Pd, and Pt is suitable, and a deposited amount on the carrier is less than 5 wt.% expressed in terms of metal, and 0.01-2 wt.% is more suitable. The deposited amount of Zn being the catalyst component is 0.05-20 wt.% appropriately. An alkene product is obtained by allowing 2C-10C paraffin to contact with the dehydrogenation catalyst.
Patent JP-H1113333-A (JP)
Title: Swing sliding door
Inventor: SUMIOKA TSUGUMASA
IPC: E06B3/50
Filed: 1997-06-25
Abstract: PROBLEM TO BE SOLVED: To prevent the deflection of a connecting shaft connecting upper and lower pinions, and to interlock the connecting shaft smoothly. SOLUTION: Freely travelling main travelling tools 4 are installed to upper and lower rails 2, 3 in upper and lower sections at one end sections of sliding doors 1 while pinions 5 being freely rotated to the sliding doors 1 are mounted on the main travelling tools 4. Auxiliary travelling tools 6 being fitted to the upper and lower rails 2, 3 in a freely travelling manner, being freely moved vertically and being freely extracted from the upper and lower rails 2, 3 are set up at the other end sections of the sliding doors 1. Racks 7, with which the pinions 5 for the main travelling tools 4 are engaged, are fitted only to parts in the longitudinal direction of the upper and lower rails 2, 3. Connecting shafts connecting the upper and lower pinions 5 are arranged into recessed sections formed extending over vertical overall length at one side end sections of the sliding doors 1.  Arcuate recessed sections are formed in the external surface sections of receiving members fitted onto the groove bottoms of the recessed sections. Arcuate indented sections are formed on the rear sides of end- section caps installed for closing the opening sections of the recessed sections. Parts in the longitudinal direction of the connecting shafts are supported rotatably by the arcuate recessed sections and the arcuate indented sections.
Patent JP-H0832426-A (JP)
Title: Non-signal detection circuit
Inventor: ISHII HIROBUMI
IPC: G01R29/02
Filed: 1994-07-20
Abstract: PURPOSE:To provide the non-signal detection circuit that outputs a non-signal detection signal in an accurate timing for a video signal or the like required for digital processing of the video signal in such a way that a synchronizing signal is generated in the inside of the circuit on the occurrence of a nonsignal. CONSTITUTION:The circuit is provided with a counter 2 counting pulses from an oscillator 1 oscillating continuous pulses of a prescribed period and cleared by an input pulse SO being a signal to be detected for the existence of the signal, and the counter 2 outputs the count when the input pulses are missed for a period regarded to be a non-signal or over. When the input pulses are missed over the period to be regarded as a non-signal state, since the counter 2 outputs an output signal S2, the non-signal is detected. An output S3 of a flip-flop 3 which is set by the signal S2 and reset by the input pulse SO indicates a consecutive non-signal detection signal.
Patent JP-H05329895-A (JP)
Title: Screw rotation control method and device therefor in injection molding machine
Inventor: NOBUNAGA TOSHIYUKI
IPC: B29C45/54
Filed: 1992-06-03
Abstract: PURPOSE:To prevent abnormal wear of the contact surface between a screw and a cylinder under simple open loop control. CONSTITUTION:A set screw circumferential speed low enough to prevent abnormal wear on the contact surface between a screw 2 and a cylinder 1 is previously set in a setting device 11. An actual screw removing speed detected by a speed indicator 4 is reduced to a screw circumferential speed to be compared with the set screw circumferential speed by a comparator 10. A command W1 for making the actual screw circumferential speed not higher than the set screw circumferential speed is transmitted to a controller 9. The controller 9 transmits a command W2 to a flow control valve 6 on the basis of the command W1 to control the flow rate of a pressurized fluid to be supplied to a fluid pressure motor 3, or transmits a command W3 to a change-over valve 7c of a third pump 8c to idle this pump.
Patent JP-2000357668-A (JP)
Title: Semiconductor device and method of manufacturing the same
Inventor: MATSUMOTO TAKESHI
IPC: H01L21/60
Filed: 1999-06-15
Abstract: PROBLEM TO BE SOLVED: To improve junction reliability with advantages in the manufacturing cost. SOLUTION: An electrode or wiring, that is formed by sequentially stacking a metal material film and antireflection film 13 and an electrode pad 7', having the same structure as that of the electrode or wirings are formed on a semiconductor substrate 1, the peripheral part of the surface of electrode pad 7' is covered with an insulation film 8 and a barrier metal layer 14 is formed simultaneously at least on the surface thereof. Moreover, a gold bump 12 is provided on the barrier metal layer 14.
Patent JP-2000002734-A (JP)
Title: Static measuring device for liquid
Inventor: TSUCHIE MOTOO
IPC: G01R29/24
Filed: 1998-06-16
Abstract: PROBLEM TO BE SOLVED: To provide a static measuring device for liquid capable of equivalent measuring for the deterioration of a liquid-containing electric apparatus. SOLUTION: In such a static measuring device that a static evaluation of a liquid-containing electric apparatus, equipped with a static-electricity generating part for generating static electricity in a fluid and in which fluidized insulating liquid is enclosed in a vessel, is obtained by using a filter 4, comprising the same material as a solid insulator used in the liquid-containing electric apparatus, as a static-electricity generating part, the surface part of the filter 4 of the static-electricity generating part is formed so as to have equality with the deterioration state of the surface part of the solid insulator of the liquid- containing electric apparatus.
Patent JP-H07138015-A (JP)
Title: Silica fine spherical particle and its production
Inventor: FUJII SUSUMU
IPC: B01J29/035
Filed: 1993-06-15
Abstract: PURPOSE:To provide silica fine spherical particles suitable as a catalyst carrier used in fluidized beds, a flow-controlling agent, a diluent, etc., excellent in abrasion resistance and fluidity small in specific surface area and pore volume, and containing phosphorus and/or boron, and to provide a method for producing the same. CONSTITUTION:Silica fine spherical particles contains phosphorus and/or boron and has below-described properties (a) to (e). (a) Specific area: <=50m<2>/g, (b) pore volume: <=0.3ml/g, (c) abrasion resistance: 2.0wt.%,/15hr, (a) bulk specific gravity; 0.6-1.3g/ml, (e) average particle diameter: 10-150mum.
Patent JP-2000093660-A (JP)
Title: Structure of yo-yo top and spinning top with bearing inside
Inventor: IKEDA HIROTADA
IPC: A63H1/30
Filed: 1999-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a high-grade yo-yo top which can be operated with combinations of various high-level techniques for a yo-yo and a top so that it can move freely on the floor just like a spinning top without limited to the play using a simple combination of upward/downward movements as an ordinary yo-yo, and to provide a spinning top with the same structure as that of the high-grade yo-yo top. SOLUTION: This yo-yo top has the main bodies 1a and 1b with a bearing 6 inserted between the main bodies and attached with a bolt 4 and bearings 7a and 7b inserted coaxially with the bearing 6 on the outer surfaces of the outer lids 2a and 2b respectively of the yo-yo main bodies. Support bolts 5a and 5b are capped with rotary protrusions 3a and 3b respectively, and protrusions 10a, 10b, etc., are combined on the inner surfaces of the main bodies 1a and 1b. Such combinations of bearings are also attached to the spinning top, and the rotation movement of the spinning top main body 11 and the movement of the pivot 12 are made to be independent.