baber/WOPTO huggingface dataset:
Patent JP-2000033503-A (JP)
Title: Collet chuck structure
Inventor: WATANABE MASATOSHI
IPC: B23B31/20
Filed: 1998-07-17
Abstract: PROBLEM TO BE SOLVED: To provide a collet chuck structure capable of preventing the breakage of a collet due to local stress. SOLUTION: This collet chuck structure is provided with a collet 4 constituted in such a way that a collet main body is split longitudinally to form a plurality of split collet members, elastic member insertion parts 14, 15 and a workpiece contact part 16 are formed in an outer peripheral part of the split collet member in a combined condition, a taper face part on collet side is formed in an inner peripheral part of the split collet member in a combined condition, and O rings 5A, 5B energizing the split collet member in the direction in which its diameter is reduced are provided in the elastic member insertion parts 14, 15,  a jig 2 which has a taper face part on jig side 7 and brings the taper face part on collet side of the collet 4 into slide contact with the taper face part on jig side 7 and holds it to expand and shrink the diameter of the split collet member when the collet 4 operates in the direction of axial line and a draw rod 18 operating the collet 4 in the direction of its axial line are provided.
Patent JP-H0549124-A (JP)
Title: Disconnecting device
Inventor: KATO KOICHI
IPC: H02B13/02
Filed: 1991-08-14
Abstract: PURPOSE:To perform the voltage test safely and easily without letting out gas by dividing the conductor between a power receiving cable and a power receiving disconnector into the ones on cable head side and disconnector side, and providing an arrestor with a disconnecting conductor which slides inside the fixed terminal on the disconnector side and contacts with the conductor on the cable head side. CONSTITUTION:A cable, which connects a power receiving cable 10 with a power receiving disconnector into 9b and 9c, inside a gas insulating switchgear 1. The arrestor 3 inside a gas container is provided with a disconnecting rod 3a which is operated to open and close from outside. During connection and electrification, a disconnecting conductor 16 supplies a current from a conductor 9b to a conductor 9c through a fixed contact 21, and sliding contacts 13 and 15, and a disconnecting rod 3a also contacts with the disconnecting conductor 16 through a contact 14. When the disconnecting rod 3a is pulled down a specified distance and separated from the contact 14, the arrestor 3 gets off an electric path, and when further pulled down, the disconnecting rod 3a engages with the end of an insulating tube 20, and pulls down the disconnecting conductor 16, and a contact 13 and a contact 21 separate from each other Hereby, voltage test can safely and easily be performed without letting out insulating gas.
Patent JP-S58104325-A (JP)
Title: Intake super charger for internal-combustion engine
Inventor: OOHATA AKIRA
IPC: F02B27/04
Filed: 1981-12-16
Abstract: PURPOSE:To carry out effective intake supercharging with a simple constitution under utilizing exhaust pulsation by providing a valve which opens when pressure in an exhaust path is smaller than that in an intake path and a valve which opens the former is larger than the latter in a communicating path between the intake path and the exhaust path. CONSTITUTION:An internal-combustion engine has intake ports 5 of respective cylinders connected with branch pipes 81-84 of an intake manifold 8 and exhaust ports 7 connected with branch pipes 91-94 of an exhaust manifold 9. Said branch pipes 81, 84 are connected through a communicating pipe 10 to the branch pipes 92, 93 and the branch pipes 82, 83 are connected through a communicating pipe 11 to the branch pipes 91, 94. Also, the respective communicating pipes 10, 11 are provided with valve units 12 which are constituted of two reed valves 20, 23 and a shut-off valve 25 arranged parallel to each other. And when pressure in the exhaust manifold 9 is made negative by exhaust pulsation, the reed valve 20 is opened and, when positive, the reed valve 23 is opened so that effective intake supercharging is carried out even in low speed running region.
Patent JP-H0692702-A (JP)
Title: Chemical admixture for preventing salt injury of concrete
Inventor: TSUYUKI HISAMITSU
IPC: C04B28/02
Filed: 1992-06-23
Abstract: PURPOSE:To prevent the corrosion of the reinforcing bars in concrete, to improve the durability of a concrete structure in salt component environment and to enable the safe use of sea sand, sea pebbles, etc., by proposing the chemical admixture for suppressing the activity of chlorine ions in hydration reaction of cement. CONSTITUTION:A desired rust inhibitive effect is obtd. by selecting glycine (a kind of amino acids), barium sulfate and strontium nitrate as the materials having the effect of suppressing the activity of the chlorine ions, kneading these materials in such a manner that the materials can be added alone or in combination to the cement at 3 to 10wt.% respectively based on the C3A in the cement, and using the mixture by previously mixing the mixture in water. The rate of suppressing the conversion of monosulfate to an AFm phase is measured and ascertained for the purpose of deciding the effect. The use of the sea sand and sea pebble, which is often worried heretofore, is sufficiently made possible by application of this invention. Further, the salt injury resistance and durability of the concrete structure in the severe salt component environment are improved.
Patent JP-S6358158-A (JP)
Title: Apparatus for inspecting interior of pipe
Inventor: YAMAGUCHI KEIICHI
IPC: G01N29/04
Filed: 1986-08-28
Abstract: PURPOSE:To freely convert the arrangement and combination of pigs, in an inspection apparatus inserting a plurality of the pigs in a pipe, by making the pigs separable from each other and providing an energy supply means and a communication means between the pigs in common. CONSTITUTION:A plurality of pigs 2-5 are inserted in a pipe 1 to be inspected so as to be made separable from each other and connected by connection parts 14a-14c. Said pigs 2-5 have respective functions and the pig 2 has a drive device 20 and the pigs 3, 4 have the first sensor 8 and the second sensor 9 detecting the upper and lower inner surfaces of the pipe 1 and the pig 5 has a driving control apparatus 12 and, if necessary, a memory means and a power source etc. are mounted on other pig. Pass lines 16 are provided between the pigs 2-5, and a power supply means and a communication means are made common. Since the same power supply and communication means are provided to a plurality of the pigs having divided functions to connect the pigs, a plurality of pigs are combined corresponding to the kind of the pipe to be inspected and inspection content to be arranged arbitrarily and the duplication of the pigs the same in functionality can be avoided.
Patent JP-S5994976-A (JP)
Title: Video and sound signal recorder
Inventor: TOKUNAKA JIYUNZOU
IPC: H04N9/835
Filed: 1982-11-19
Abstract: PURPOSE:To simplify the circuit and to attain low cost by synthesizing respectively the 1st FM sound signal and the 2nd FM sound signal obtained by frequency-converting the 1st FM sound signal with a video signal and recording the result of synthesis on adjacent recording tracks. CONSTITUTION:A left signal SL and a right signal SR are applied respectively to FM modulators 5, 8, where left and right FM signals LF1, RF3 are obtained. The FM signal having higher frequency from both the signals is applied to frequency converting circuits 11, 16, where frequency-converted FM signals LF2, RF4 are obtained. The signals LF1, RF3 and the signals LF2, RF4 are mixed respectively at adder circuits 10, 14, and mixed with chrominance carrier signal C and a luminance signal Lm at synthesis circuits 19, 21, and mixed outputs M1, M2 are applied to magnetic heads 25, 27 forming adjacent inclined tracks without any guard band via recording amplifier circuits 24, 26. Thus, the sound signal is recorded on a narrow frequency band so as to avoid that the narrowered frequency band of the video signal is pressured. Thus, the circuit is simplified.
Patent JP-H0255595-A (JP)
Title: Motor drive circuit
Inventor: ISHII TOSHIHIKO
IPC: H02P6/06
Filed: 1988-08-17
Abstract: PURPOSE:To reduce the cost by providing a potential detecting circuit for each phase and activating a conducting circuit, when the potential at a common joint drops below a predetermined level, thereby maintaining a constant potential. CONSTITUTION:A three-phase brushless motor drive circuit comprises an NPN power transistor(Tr) Q5, 6 for a motor drive and controls power supply to a motor coil 1 connected with a motor drive terminal W. When a negative counter-electromotive force is produced at the motor drive terminal W, base current is fed to the Tr Q6 in order to turn it ON, thus bringing the potential at the terminal W forcibly to GND potential. Tr Q11 has the base connected through resistors R3, 4 and a diode D2 with the Tr Q6 and the like. Furthermore, Tr Q12, 13 form a current mirror and disabled upon turning ON of the Tr Q11. By such arrangement, turning ON of parasitic Tr due to counter- electromotive force can be prevented without requiring an external diode.
Patent JP-H0711800-A (JP)
Title: Elevator/slide type multi-story parking device
Inventor: SASAKI ICHIRO
IPC: E04H6/18
Filed: 1993-06-24
Abstract: PURPOSE:To improve a slide system conveniently and reasonably to reduce building cost and running cost by sliding a car table (pallet) on which a car is loaded. CONSTITUTION:A cage 2 is suspended by a rope or chain 3 in an elevator space 1 where the cage 2 in which a car is housed is lifted, and moved through the space 1 by a hoist 4. Next a car table 6 stopped at the front of a chain 5 is forced out by the shift of a movable lever rightward to carry in a car in the cabin 5. Then, in carrying out, the car table 6 is forced out by the shift of the movable lever 9 leftward into the cage 2 stopped at the front of the cabin 5 to house it into the cabin 5. Thus a slide system is improved conveniently and reasonably to apply also to a space of slender form between buildings, and reduce a building cost and a running cost.
Patent JP-S6182494-A (JP)
Inventor: MATSUDA YOSHIO
IPC: H05K13/00
Filed: 1984-09-29
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-S6266728-A (JP)
Title: Echo eliminating device
Inventor: SUGIYAMA AKIHIKO
IPC: H04B3/23
Filed: 1985-09-18
Abstract: PURPOSE:To reduce the quantity of operation per unit time by subjecting the transmission symbol waveform of an MSK code having a period T to a data conversion at a T/2 shifted period to set the operation rate of an adaptive filter to T-number of seconds. CONSTITUTION:A binary data sequence 31 supplied to an input terminal 1 is converted to a transmission line code (MSK code) (a) by a transmitting part 2 and is sent to a two-wire transmission line 4 through a hybrid transformer 3. A data converting part 9 generates a signal (c) obtained by subjecting the transmission line code (a) of a period CLK1 to the code conversion at a period CLK3 shifted by a half of the data period T and supplies this signal (c) to an adaptive filter 8. Since a code is assigned at every data period T, the operation rate of the filter 8 is set to the T-number of seconds, and the quantity of operation is reduced to a half of conventional quantity. The signal which comes through the transmission line 4 is inputted to a subtractor 5 through the transformer 3, and an echo replica of the transmission line code (a) generated by the filter 8 is subtracted, and th result is supplied to a receiving part 6.
Patent JP-2001030546-A (JP)
Title: Printer
Inventor: NARUSE KENICHI
IPC: B41J3/36
Filed: 1999-07-19
Abstract: PROBLEM TO BE SOLVED: To print a calendar easy to see even when a print region is small in terms of a printer that prints a calendar of a month designated arbitrarily. SOLUTION: After a day of the week of the first day in a designated month in a designated anno Domini year is obtained, a calendar forming table wherein designated days (1,5,..., 30) each being predetermined in a ROM corresponding to each day of the week are written to be the numerals and each of the other days is written to be a prescribed symbol '.' is generated. The numbers and symbol are developed to font patterns generated by a character generator to be printed on a tape T as a calendar of the designated year and month. As a result, it is possible to print the simple calendar easy to see wherein specific 1st, 5th, 10th, 1 5th, 20th, 25th and 30th days are printed by the numerals at predetermined intervals and each of the other days is printed by the symbol '.'even when the calendar portion to be printed is a narrow range on the tape T.
Patent JP-H1045864-A (JP)
Title: Two-pack cellular polyurethane elastomer composition for shoe sole and shoe sole
Inventor: KOMENO MASAMI
IPC: A43B13/04
Filed: 1996-08-02
Abstract: PROBLEM TO BE SOLVED: To obtain a two-pack cellular polyurethane elastomer composition excellent in water resistance and flex resistance for shoe soles, and capable of retaining its mechanical strength, comprising a polyol containing specific ether unit and a specific urethane prepolymer. SOLUTION: This composition comprises (A) a polyol containing pref. >=10wt.% of ether unit of the formula, (CR1 R2 -CR3 R4 -O-) (R1 to R4 are each H or a hydrocarbon, the number of carbon atoms in them totaling >=2) and (B) a urethane prepolymer formed by reaction between (i) a polyol bearing two or more active hydrogen atoms and (ii) an organic polyisocyanate. It is preferable that the content of the ether unit in the component A is >=5wt.% in the whole polyurethane elastomer. Thus, the composition is suitable for shoe soles in sports shoes for jogging and tennis, high-grade leather shoes for men, safety shoes, etc.
Patent JP-H0254232-A (JP)
Title: Microfilm retrieving and reading device
Inventor: IGARASHI SHUNKICHI
IPC: G03B21/11
Filed: 1988-08-19
Abstract: PURPOSE:To reduce the accessing time and occupying area of the title device so that a change in the scale of a system can be coped with easily by providing a pair of scanners on both sides of a housing shelf in a state where they can make vertical movement independently and reading pictures from different parts of a roll of film, and then, inverting the picture output of one reader. CONSTITUTION:A pair of scanners 30a and 30b are arranged on both sides of a housing shelf 12 in a state where they can make vertical movement independently so that each scanner 30a and 30b can read picture form different reels 18a and 18b and the picture read by one scanner 30a is outputted after inversion. Accordingly, when pictures are read from the different reels 18a and 18b, one scanner 30b can be moved to the reel 18b from which the reading is performed next to prepare the next reading. Therefore, the accessing time can be reduced sharply and, at the same time, the occupying area can be made smaller. In addition, by appropriately adjusting the number of cases, a change in the scale of a system can be coped with easily.
Patent JP-S6361140-A (JP)
Title: Apparatus for measuring particle size distribution
Inventor: MIYAKE TOSHIYUKI
IPC: G01N15/02
Filed: 1986-08-29
Abstract: PURPOSE:To obtain a measured value having correlation between said value and the measured value of a conventional apparatus, by providing a means for storing separate absorptivity other than the absorptivity based on the characteristic of an apparatus and making it possible to output the measuring result equal to that due to other arbitrary particle size distribution measuring apparatus. CONSTITUTION:The particle size distribution of a predetermined specimen powder is measured by other arbitrary measuring apparatus and the particle size distribution of the same specimen powder is measured using the content of a correction factor memory means (d) based on the characteristic of a measuring apparatus concerned. At this time, by inputting the particle size distribution data due to the other apparatus by an input means (f), correction factor capable of obtaining the same particle size distribution data as said data is calculated by the second correction factor calculation means (g) to be stored in the second correction factor memory means (h). Thereafter, when the content of the means (h) is selected by a selection means (i), this apparatus is used with respect to an arbitrary powder to make it possible to obtain the almost same result as the measuring result of particle size distribution due to the other apparatus and, if necessary, correction can be provided to the measured values between both apparatuses.
Patent JP-S58104757-A (JP)
Title: Unified valve for ink jet printer
Inventor: YAMAZAKI HIROSHI
IPC: B41J2/175
Filed: 1981-12-18
Abstract: PURPOSE:To satisfy liquid contacting property with ink by forming a plunger opening and closing an inlet, an outlet and an exhausting port by a magnetic substance and an external housing, which surrounds the magnetic substance and is made of a corrosion-resistant material. CONSTITUTION:In an exhausting port joint section, ink flow paths are all formed by an exhausting port joint housing 20 made of corrosion-resistant material, and an exhausting port joint 12 made of magnetic substance is pressed into one part. The plunger section consists of a plunger 13 made of magnetic substance and two plunger housings 21, 22, which surround the plunger 13 and are made of the corrosion-resistant material, after the magnetic substance 13 is fitted, the plunger housing 21, 22 are unified through press-in, and the magnetic substance 13 and ink are separated completely. These corrosion-resistant material sections are formed extremely thinly, and magnetic force is not weakened.
Patent JP-S6099113-A (JP)
Title: Impact-resistant methacrylic resin composition
Inventor: NAKAI YOSHIO
IPC: C08L33/02
Filed: 1983-11-02
Abstract: PURPOSE:The titled composition slightly being influenced by molding conditions, having improved properties of acrylic resin such as transparency, etc. of its own and impact resistance, obtained by subjecting monomers consisting essentially of methyl methacrylate to grapt polymerization in the presence of a specific acrylic elastomer. CONSTITUTION:A mixture consisting of (A) 9.9-29.9 wt% styrene and/or vinyltoluene, (B) 70-90wt% 2-8C alkyl group-containing acrylic acid alkyl ester (preferably n-butyl acrylate, etc.), (C) 0.1-5wt% substance shown by the formula (preferably diallyl isophthalic acid, etc.), and (D) 0-5wt% crosslinkable monomer (e.g., divinylbenzene, etc.) containing plural C=C bonds is polymerized, to give acrylic elastomer. In the presence of 100pts.wt. of the elastomer, 10-900pts.wt. mixture of (i) 80-100wt% methyl methacrylate and (ii) 20-0wt% copolymerizable vinyl or vinylidene monomer are subjected to graft polymerization, to give the desired composition.
Patent JP-S6446716-A (JP)
Title: Compact zoom lens
Inventor: HATA KAZUYOSHI
IPC: G02B15/163
Filed: 1987-08-17
Abstract: PURPOSE:To allow the titled lens to have a full-aperture F-number, to make it light in weight and compact, and to reduce its cost, by constituting said lens of total three groups of a first group having negative refracting power, a second group having positive refracting power, and a third group having positive refracting power in order from an object side. CONSTITUTION:The first group consists of one negative lens component which is stuck with a negative lens and a position lens, the second group consists of two positive lenses, at least one of them is a positive lens component which is stuck with a negative lens and a positive lens, and the third group consists of a front group having negative refracting power as a whole and a rear group having positive refracting power, consisting of a positive lens and a negative lens in order from an object side, so that conditions of expressions I-V are satisfied. In this regard, psiI and psiII denote the refracting power of the first and the second groups, respectively. Also, psiIP, psiIIP, and fW, and psiA denote the refracting power of the surface of the nearest side to the object of the first and the second groups, a composite focal distance of the whole system at a wide end, and composite refracting power of the front group of the third group, respectively. Moreover, D denotes an axial distance extending from an object side face of a positive meniscus lens to an image side face of a negative lens, of the front group of the third group. In such a way, a zoom lens whose bright full-aperture F-number, compact shape, and low cost are satisfied can be obtained.
Patent JP-S6098925-A (JP)
Inventor: KAKIHARA RIYUUICHI
IPC: D06M101/16
Filed: 1983-11-02
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-H1154967-A (JP)
Title: Hot line insertion/extraction circuit
Inventor: KASHIWAKURA KAZUHIRO
IPC: H05K7/14
Filed: 1997-07-30
Abstract: PROBLEM TO BE SOLVED: To suppress line regulation of a back board and a peripheral package when a main power source is charged, by suppressing power current in a circuit of a package until the main power source is charged. SOLUTION: In this insertion/extraction circuit, junction order of a connector contains three steps. First, a terminal 11 of a precharge circuit that suppresses rush current to a by-pass capacitor 5 and an earth terminal 12 are joined. Secondly, a terminal 13 of a main power source for short-circuiting the precharge circuit 2 is connected. Thirdly, a signal terminal 14 is inserted. In this case, a control signal for actuating a circuit 4 in a package is assigned in the third step, and the action of the internal circuit 4 is stopped.
Patent JP-S5995654-A (JP)
Title: Debugging machine connecting method of microprocessor
Inventor: ITOU TATSUO
IPC: G06F11/22
Filed: 1982-11-22
Abstract: PURPOSE:To perform debugging operation efficiency by providing a connector dedicated to a debugging machine, and switching buses and performing the debugging operation. CONSTITUTION:The debugging machine 1 is connected to the connector 5 dedicated to the debugging machine and the debugging of a system is performed only by switching buses. Therefore, the disassembling of the system, detachment of a microprocessor 2 in the system, etc., are unnecessary.
Patent JP-H11109767-A (JP)
Title: Image forming device
Inventor: MIYASHIRO TOSHIAKI
IPC: G03G15/01
Filed: 1998-07-21
Abstract: PROBLEM TO BE SOLVED: To prevent a failure in fixing a toner image to a transfer material with a fixing means and the increase of the size of a device and to increase the throughput of the formation of an image by adopting such a constitution that the moving speed of an intermediate transfer body can be switched from a first speed to a second speed. SOLUTION: When the peripheral length of the intermediate transfer belt 5a and the length in a carrying direction of the transfer material P are defined as L and Lp respectively, the length in the moving direction of the intermediate transfer belt 5a (transfer material P), of the toner image transferred to the belt 5a is defined as Lp , and the distances between primary and secondary transferring parts t1 and t2 in the moving direction of the belt 5a and the secondary transferring part t2 and a fixing part (fix) in the moving direction of the transfer material P are defined as Lt1 t2 and Lt2fix respectively, setting is executed to establish the relation given by the expression Lt1 t2 >Lp , and Lp >Lt2fix , among the above-mentioned values. Further, the carrying speed of the transfer material at the secondary transfer is reduced.  Here, Lp , denotes the length of a maximum toner image which can be formed' on the transfer material P.