baber/WOPTO huggingface dataset:
Patent JP-2000335007-A (JP)
Title: Image forming apparatus and exposure control method
Inventor: UENO SUEO
IPC: G02B26/10
Filed: 1999-05-31
Abstract: PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of preventing the degradation of an image caused by the fluctuations of the beam spot diameter of laser beam. SOLUTION: An image forming apparatus uses a delay circuit 1, an exclusive logical sum circuit 2 and an integration circuit 202 to generate a saw-tooth wave of which the cycle is equal to the cycle of an image clock and, after an image data signal is converted to an analogue value, the analogue value is compared with the saw-tooth wave to form a PWM signal and the ratio of the output current corresponding to the incidence quantity of laser beam detected by a photodiode PD to a pulse wave height value is calculated and a pulse width correction signal is supplied from an image processing circuit until the difference with a reference value defined by an image clock becomes '0' and a laser diode is driven by the PWM signal corrected in pulse width to record an electrostatic latent image. As a result, an image uniform in density can be provided.
Patent JP-H09313964-A (JP)
Title: Hammer mill
Inventor: KOMAGOME TAKAHIDE
IPC: B02C13/282
Filed: 1996-05-23
Abstract: PROBLEM TO BE SOLVED: To efficiently crush both of a hard material to be crushed and a soft material to be crushed by equipping a hammer rotor in which a plurality of sawing hammers consisting of a pair of hammers supported in the symmetrical positions of a hammer- supporting plate are arranged and forming a plurality of swing hammers of two kinds in which length of the radiuses of circular orbits differs. SOLUTION: The swing hammers are formed by screwing hammers 6 on a hammer- supporting plate 4. The swing hammers are formed of at least two kinds in which length of the radiuses of circular orbits drawn by the outer most ends of the swing hammers differs at time for rotating a rotary shaft. A plurality of swing hammers are arranged along the shaft 20 of the rotary shaft 3. On one side, band-shaped curved surfaces 11a, 11b, 12a, 12b are formed on a sieve member 8 and a receiving plate 9 in accordance with circular orbits A, B drawn by the respective outermost ends of a plurality of swing hammers. Edges are revealed by forming steps in the direction of the rotary shaft 20 on the sieve member 8 and the receiving plate 9.  Thereby, the material to be crushed on the curved surface 12a are sandwiched between the hammers and the receiving plate 9 at time for rotating the swing hammers and crushed by the edges.
Patent JP-S63313334-A (JP)
Title: Production of optical disk substrate
Inventor: KOI TAKEYOSHI
IPC: G11B7/26
Filed: 1987-06-17
Abstract: PURPOSE:To reduce the cost of production by providing projecting parts reversed from the rugged state of guide grooves to the parts of a metallic mold for injection molding corresponding to the recording parts of an optical disk substrate in accordance with said guide groves and simultaneously forming the outside shape and the guide grooves, etc., of the optical disk substrate by one time of injection molding stage. CONSTITUTION:The guide grooves 11d, 11e are provided on the surfaces of the recording parts 11a of the substrate 11 and recording layers 11f, 11g are deposited thereon. The guide grooves 11d, 11e are required to correctly position an optical head to the recording layers 11f, 11g at the time of recording or reproducing the information to or from said layers and are previously formed on the surfaces of the substrate 11. Since the substrate 11 is produced by injection molding of plastic, the guide grooves corresponding to the projecting parts corresponding to the guide grooves 11d, 11e are formed on the substrate if the above-mentioned projecting parts are formed to the parts of the metallic mold corresponding to the recording parts of the substrate. The grooves 11d, 11e are thus produced in one stage.
Patent JP-S639740-A (JP)
Title: Damper for cushioning
Inventor: FUKUI ITSUSHI
IPC: F16F13/00
Filed: 1986-06-27
Abstract: PURPOSE:To damp vibration throughout a wide range of from microvibration to wide vibration, by a method wherein plural cylinder bodies are concentrically located, and viscous fluids being different in viscosity are stored in the plural cylinder bodies. CONSTITUTION:Plural cylinder bodies, e.g. an outer cylinder body 22, an inner cylinder body 30, are movably concentrically disposed, and a piston 14 secured on a shaft 16 is disposed to the innermost cylinder body 30. First and second viscous fluids 28 and 50, having different viscosity, are stored in the cylinder bodies 22 and 30, respectively, and provided the first viscous fluid 28 produces fluid with low viscosity and the second viscous fluid 50 produces fluid with high viscosity, vibration widely ranging from microvibration to wide vibration can be damped.
Patent JP-S637691-A (JP)
Title: Semiconductor laser device
Inventor: KUMABE HISAO
IPC: H01S5/223
Filed: 1986-06-27
Abstract: PURPOSE:To contrive to obtain the superior characteristics with good reproducibility and easily by a method wherein an active layer formed in a groove is turned into an active region and light and carriers are concentrated on the active region using the sidewall parts of the groove, wherein a current blocking layer is not formed, as a current path. CONSTITUTION:If forward voltage is impressed between an (n) electrode 8 and a (p)electrode 9, forward current crosses the p-n junction of the interface between a p-type alx Ga1-xAs active layer 5 and an n-type AlyGa1-yAs upper side clad layer 6 and flows between the both electrodes electrodes by the impression of voltage. At this time, by the action of a trapezoidal groove 2 provided on a p-type GaAs substrate crystal 1 and an n-type GaAs current blocking layer 3 grown discontinously at these sidewall parts, that is, by the existence of a p-n-p inverse bias layer, the flow of the current is limited to the sidewall parts only of the trapezoidal groove 2 and the current almost concentrates on the part approaching the trapezoidal groove 2, that is on an active region 10. By controlling the width and depth of the trapezoidal groove 2 and the thickness of the n-type GaAs current blocking layer 3 and a P-type AlyGa1-yAs lower side clad layer 4, the position of the active region 10 can be automatically aligned, and at the same time, the width can be also controlled.
Patent JP-S5854183-A (JP)
Inventor: YOSHIDA YUKIO
IPC: E05F15/10
Filed: 1981-09-28
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-S5579087-A (JP)
Title: Coagulating treatment method for nondissolved substance using finely powdered ion exchange resin
Inventor: KINEBUCHI KINJI
IPC: C13B30/14
Filed: 1978-12-11
Abstract: PURPOSE: To perform the coagulating treatment of nondissolved substances easily without increasing the concentrations of inorganic or organic ions in liquor to be treated by adding with stirring finely powdered cation and anion exhange resins as coagulants into nondissolved substance dispersions.  
     CONSTITUTION: A washing waste water 3 containing the nondissolved substance S, e.g., iron oxide, etc., for example, is supplied to the coagulating sedimentation tank 2 equipped with the stirrer 1, and then the fine powders (150μm or less in grain size) of the cation exchange resin C and the anion exchange resin A are added to the waste water with stirring 1, whereby both the exchange resins are made to adhere to each other by means of a clamping phenomenon to form coarsened flocs F. During the process, the nondissolved substance is coalesced into the flocs F and then sedimented to the lower part of the tank 2 by stopping the stirring 1 and the clarified treated water 4 is recovered. The sedimented flocs F can be also filtered effectively by a simplified filtering device. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-2000343464-A (JP)
Title: Robot device
Inventor: HONDA YUTAKA
IPC: B25J9/14
Filed: 1999-05-31
Abstract: PROBLEM TO BE SOLVED: To automatically adjust fluid pressure by detecting load of a motor for driving a movable part, by a load detecting means, and controlling fluid pressure supplied to a hydraulic cylinder mechanism, to be the pressure corresponding to the load detected by the load detecting means. SOLUTION: In the case of a robot body being in action, a control device holds an air charging solenoid valve 37 and an exhaust solenoid valve 38 in a current cut-off state. In the case of a motor being rotated counterclockwise, a spline rod is moved by a rack and pinion mechanism. In association with the descent of a wrist part, a piston 26 of a pneumatic cylinder mechanism moves and acts to compress air in a chamber of a cylinder tube 25. An exhaust valve of a pressure regulating valve 30 is pushed up to open a valve port 31g, and the air in the chamber of the cylinder 25 escapes from an exhaust port 31c of the pressure regulating valve 30. Pneumatic pressure can thereby be adjusted automatically by controlling current carrying and cut-off of the air charging and exhaust solenoid valves 37, 38.
Patent JP-S6130620-A (JP)
Title: Apparatus for preventing scattering of fluid material
Inventor: KATSUTA MOTOHEI
IPC: F27B15/00
Filed: 1984-07-24
Abstract: PURPOSE:To obtain the titled apparatus in which fluid material supply is suppressed to min., by circulating downwardly a part in heated and stirred fluid material, which scattered to outer part from gap between heating tube and partition member, by reflecting cylinder having above convex parabolic surface provided to flow passage. CONSTITUTION:The fluid material 2 is fluidized and stirred vigorously together with fluidizing air in heating furnace main body by combustion of heating burner. Thus, the material 2 jumped into a space 5, a part thereof is scattered to outer part through a gap 14. Since there is a reflecting cylinder 15 at the flow passage, and the curved surface A is above convex parabolic surface, scattered particles are allowed to collide against the surface A certainly, reflected downwardly than horizontal plane, and 60- 70% thereof is removed. Next, gas flow passes through gap between the cylinder 15 and a collar 16 and a gap 14 between the heating tube 3 and the partition part 6, but is suppressed downwardly by the collar 16 as shown in arrows B, C. Thus, flow direction is varied remarkably as the arrows B, C, thereat, almost contained particles are allowed to collid against the tube 3 and cummulated at upper surface of the cylinder 15, further fall down through a gap 18, and almost 80-85% of scattered particles are removed thereat.
Patent JP-H11347202-A (JP)
Title: Pachinko game machine
Inventor: UGAWA SHOHACHI
IPC: A63F7/02
Filed: 1999-05-31
Abstract: PROBLEM TO BE SOLVED: To provide a pachinko game machine capable of securing the degree of freedom in designing a game device below a variable display device even when the variable display device is enlarged. SOLUTION: Shot balls received by ball guide members 42a and 42b protruded at both lower side sections of the display face of a variable display device 30 are rolled on first slant bottom faces and are again discharged on a game board 1 above start winning holes 4a and 4b. The degree of freedom in designing the layout of a game device below the variable display device 30 can be secured even when the variable display device 30 is enlarged. The lateral width size L3 between the ball guide members 42a and 42b is made larger than the lateral width size L2 between obstruction members 41a and 41b protruded at the upper section of the display face, thus more shot balls can be fed to the first slant bottom faces, more chance of start winning is given to a player, and the interest of a game can be improved.
Patent JP-H11319043-A (JP)
Title: Antifungal sand with plant germination inhibiting action and its preparation
Inventor: ASAI NAOMI
IPC: A01N59/08
Filed: 1998-05-15
Abstract: PROBLEM TO BE SOLVED: To prepare an antifungal sand which can control eluation of metal ions by selectively using an inorg. carrier for carrying an antifungal metal ion, a fixing and coating agent and additionally, a curing agent during calcining in preparing the antifungal sand with antifungal action and plant germination inhibiting action. SOLUTION: Inorg. particulate bodies having silicon dioxide as a main ingredient are coated with at least one antifungal metal ion selected from silver, copper and zinc. Then, they are fixed by using an alkali silicate and furthermore, calcining is performed by using SiO2 .nAl2 O3 (n=0.06-0.10) as a curing agent.
Patent JP-S6145559-A (JP)
Title: High pressure vapor discharge lamp
Inventor: OGAWA SOICHIRO
IPC: H01J61/82
Filed: 1985-07-12
Abstract: PURPOSE:To obtain a high pressure vapor discharge lamp not exceeding 100W able to obtain a good lamp property even when lighting while using an inductive stabilizer for a mercury lamp by making weight of electrodes and a rated lamp current to satisfy specific relation. CONSTITUTION:A high pressure vapor discharge lamp having a luminous tube 1 with sealed electrodes 4 on both ends and where output of a lamp to be lighted through an inductive stabilizer for a mercury lamp is not exceeding 100 watts is so constituted as to satisfy the relation of 6.5<=(I<2>/m)=15.0 when the weight of the electrodes 4 is m(g) and a rated lamp current is I(A). For example, in the case of a high pressure natrium lamp having lamp output 85W, which is lighted with a stabilizer for a common mercury lamp 100W, the coolest part temperature of at least 630 deg.C is required for obtaining a desired lamp property while requiring to be I<2>/m>=6.5. Further conversely, when the weight of the electrodes 4 is so reduced as that I<2>/m may exceed 15, the electrode temperature rises too high so as to scatter the electrodes 4 and an electron radioactive material to be applied to the electrodes 4 thus early closing their life.
Patent JP-S5675441-A (JP)
Title: Manufacture of mixture substantially comprising isobutene oligomer and methylltertiaryybutyl ether
Inventor: BERUNHARUTO SHIYURETSUPINGUHOO
IPC: C07C2/28
Filed: 1980-10-31
Abstract: A fuel for a carburetor type engine consisting essentially of isobutene oligomers and methyl tert.-butyl ether, said fuel prepared by a process comprising: (a) in a first step contacting a mixture of straight chain and branched butanes and butenes with an acid catalyst whereby to oligomerize 50% to 90% by weight of the isobutene contained therein: (b) contacting the reaction mixture from step (a) with at least a molar amount of methanol, relative to the residual isobutene, in the presence of an acid catalyst; and (c) separating off from the reaction mixture unreacted butanes and butenes.
Patent JP-H03141040-A (JP)
Title: Objective lens driving device
Inventor: KASAHARA AKIHIRO
IPC: G11B7/09
Filed: 1990-06-13
Abstract: PURPOSE:To facilitate the lead-in in the servo-control and to always obtain a stable control characteristic by setting a fitting position to a movable body of a positioning damper to a position being nearer to an objective lens than to a centroid position of the movable body in the axial direction. CONSTITUTION:A fitting position of a damper member 38 is in almost the same height as an objective lens 28 and a counter weight 29, and also, it is in the upper part than a focusing coil 31 and a tracking coil 32. That is, a fitting position of the member 38 is set in a position being nearer to the lens 28 than to the centroid of a movable plate 25. Therefore, even if what is called a twist phenomenon is generated between the movable plate 25 and a shaft 24, weight of the movable part works only a little, therefore, this twist phenomenon is suppressed. Also, lead-in in the servo-control in the focusing direction is facilitated, and a stable control characteristic is always obtained.
Patent JP-H05318548-A (JP)
Title: Method for controlling molding condition in injection molding
Inventor: YAKIMOTO KAZUTOSHI
IPC: B29C45/78
Filed: 1992-05-20
Abstract: PURPOSE:To realize a molding condition control method in injection molding capable of efficiently improving the sink of a molded product. CONSTITUTION:After a molding condition becomes stable, one molding cycle is executed at molten resin set temp. TRS and mold set temp. TP and the molded product taking-out temp. in this molding cycle is set to TP (step S1). Next, the change quantity of molten resin set temp. is set to predetermined temp. ATR in the next molding cycle in order to improve the sink of a molded product and the molten resin set temp. of this molding cycle is set so as to be higher than the molten resin set temp. TPS of the previous molding cycle by ATR (step S2). At this time, new mold set temp. TWS is operated on the basis of formula TWS'=TWS-{(TP-TWS)/(TRS-TP)}X(TRS'-TRS) and changed (lowered) (step 3) to execute a molding cycle.
Patent JP-S5853863-A (JP)
Title: Preparation of semiconductor device
Inventor: NISHI HIDETOSHI
IPC: H01L29/778
Filed: 1981-09-26
Abstract: PURPOSE:To obtain an FET in high electron mobility by providing the n-Al GaAsP layer through the buffer layer on the non-additive AlGaAsP layer and by selectively irradiating the proton to the source/drain regions while the substrate is kept at a temperature of 550 deg.C. CONSTITUTION:The i-GaAs2, i-AlGaAsP3, Si-added n-AlGaAsP4 are stacked by the molecular beam epitaxial method on the Cr-added semi-insulating GaAs substrate 1, and then the protection film AlN5 is provided by the reactive sputtering method. The SiO2 mask providing an aperture is formed over the source/drain regions 6,7. The substrate as a whole is kept at about 650 deg.C and then the proton is implanted into the layer 4. Thereby, excessive cavities are generated and new additive regions 9, 10 are generated through acceleration of diffusion of Si. The layer 5 is removed by etching from the regions 7, 8 and the  Au/AuGe 11 are evaporated and then it is sintered. Thereafter, the layer 6 and  the upper layer 11 are removed by etching and the Al gate electrode 12 is  formed. According to this structure, diffusion to the channel layer 2 from the electron suply layer 4 is prevented, the electron mobility is not deteriorated,  souce/drain contact resistance is also not degraded and an FET having excellent  characteristic can be obtained.
Patent JP-S5583554-A (JP)
Title: Automatic abrasive shaper for glass outside
Inventor: KOUDA YOSHIO
IPC: B24B9/08
Filed: 1978-12-09
Abstract: PURPOSE: To promptly and automatically operate a work of selecting and switching of coarse and finish abrasive unit without detaching the unit to be ground, by on- off operating a controller for coarse and finish abrasion in accordance with the abrasive process.  
     CONSTITUTION: When in a work of coarse abrasion, with a clutch 13a of a coarse abrasive unit 12a engaged to rotate both of longitudinal and lateral control cams 23a, 22a of a controller 16a at fine speed through a control speed reducer 17a, the coarse abrasive unit 12a, rotating while in one rotation of the control cams 23a, 22a, is made approximating to a ground unit A, and processing a coarse abrasion of the ground unit A by copying a model unit B, and isolating again backward from the ground unit A. In such way after a completion of coarse abration, with the clutch 18a disengaged and a clutch 18b of a finish abrasive unit 12b engaged to rotate a control shaft 21b of the controller 16b at fine speed through a speed reducer 17b, both of longitudinal and lateral control cams 23b, 22b shift a longitudinal and lateral shifting table 10b, 9b, and the ground unit A is processed a finish abrasion by the finish abrasive unit 12b. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S5854194-A (JP)
Inventor: RUTOGAA BERUHEMU
IPC: E21C35/18
Filed: 1982-09-03
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-S5941203-A (JP)
Inventor: YOKOYAMA MASARU
IPC: B27D3/00
Filed: 1982-08-31
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-S6213591-A (JP)
Title: Patterned laminated steel sheet and its manufacture
Inventor: KIMURA HAJIME
IPC: C25D7/00
Filed: 1985-07-11
Abstract: PURPOSE:To manufacture a patterned laminated steel sheet having three- dimensional appearance, remarkable variations in luster, color tone and hardness and superior clearness by adhering an org. resin film having patternwise voids to the surface of a steel sheet and by electroplating the exposed parts of the surface of the steel sheet corresponding to the voids with a metal. CONSTITUTION:An org. resin film having 1-50% by area of patternwise punched voids is adhered to the surface of a steel sheet. The film is made of epoxy resin, polyethylene, polybutadiene, PVC or the like and has about 0.05-1mm thickness. The steel sheet is then immersed in a plating soln., where the exposed parts of the surface of the steel sheet corresponding to the voids are electroplated with a metal having a color tone such as Ni, Co, Cr, Cu, Sn, Zn, Mn, Pb, Cd, Fe, Ag or Au. A patterned laminated steel sheet having superior corrosion resistance besides said characteristics is obtd.
Patent JP-S5484639-A (JP)
Title: Continuous heating apparatus
Inventor: TANAKA MASAMI
IPC: F27B9/24
Filed: 1977-12-16
Abstract: PURPOSE: To reduce the gas feeding amount and the space for installation by slanting the both end part of a furnace core downward at an acute angle and allowing the gas lighter than air to stagnate at the center part of the upper furnace core and preventing the leakage at both end openings.  
     CONSTITUTION: An object to be heated which has been worked on a working table 38 is put on a suspending tool and carried in a furnace core 18. Nitrogen gas is supplied from each of the pipes 40a and 41a and stagnates in the vicinity of said both end openings to form a curtain between hydrogen gas and the air. The object to be heated is heated in hydrogen gas environment in the furnace core 18, and oxidation is prevented. The heated material is cooled to the temperature at which oxidation does not occurr even in the contact with air at a cooling part 28, then taken down a suspending tool 36X in the lower frame 24 of the furnace core 18, put on a suspending tool 36Y, and after the carrying in the faurnace core 18 from the inlet opening 20 of the furnace core, on the suspending tool 36Y, said cooled material is heated again. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H096852-A (JP)
Title: Time card system using telephone card
Inventor: SAKURAI KAZUKI
IPC: G06Q10/06
Filed: 1995-06-20
Abstract: PURPOSE: To provide the time card system by epoch-making telephone card which distinctively know the attendance records of salesmen and detached workers extremely efficiently and suppress the neglect of the duty of each detached worker. CONSTITUTION: This system is provided with an attendance managing mechanism 6 which sets data B for discriminating the bearer 4 of a telephone card so that the data B is sent together with charged destination data A by previous input or specific dialing operation, records the time for which the telephone card is used together with the data A and B by the insertion of the telephone card or the specific dialing operation, and stores the data as attendance record data 5 on the bearer 4, and the attendance record data 5 stored by the attendance managing mechanism 6 is sent out to the attendance administrator of the charged destination 3 or a specific place 3 periodically or at a request or the output of the data is sent by mail.