baber/WOPTO huggingface dataset:
Patent JP-H03190414-A (JP)
Title: Mmic technology applied voltage controlled oscillator
Inventor: KANEKO TOSHIHIKO
IPC: H03L7/099
Filed: 1989-12-20
Abstract: PURPOSE:To operate this oscillator by microwave up to X band at low power consumption by connecting the oscillator to a dynamic frequency divider via a phase shift line and forming circuit components onto a GaAs substrate with MMIC technology. CONSTITUTION:Capacitors C1, C2 for determining the oscillating frequency for oscillation FETs Q1, Q2 and inductors L1, L2 form an astable multivibrator and its output is outputted to output terminals 22, 23 via buffer amplifiers 11, 12 and DC blocking capacitors C5, C6. Then outputs of the buffer amplifiers 11, 12 are branched, the one is fed to a dynamic frequency divider 13 via a phase shift line 10 and a DC block capacitor C8 and the other is fed to the frequency divider 13 via a DC block capacitor C7 respectively and a frequency division output is outputted to a frequency divider output terminal 25. Then the circuit components are integrated on the GaAs substrate by employing the MMIC technology. Thus, the circuit is operated up to the X band at low power consumption.
Patent JP-H03191588-A (JP)
Title: Method of screening distributed feedback semiconductor laser
Inventor: UEHARA KUNIO
IPC: H04B10/07
Filed: 1989-12-20
Abstract: PURPOSE:To suppress the incidence of an error floor to be small in a code error rate versus a receiving sensitivity characteristic after the transmission in a long fiber by a method wherein slope efficiencies of an optical output versus a current characteristic at the injection of respective specific electric currents are compared and screened. CONSTITUTION:There exists a strong correlation between the stability against returned light and an optical output versus an injection current characteristic when a transmission characteristic of individual elements is tested; it is possible to make a selection on the basis of the optical output versus the injection characteristic; and an element is screened as a good product in the following case: a slope efficiency of the optical output versus the current characteristic at the injection of an electric current at 1.2 times the oscillation threshold value of a distributed feedback semiconductor laser having a phase shift structure in a diffraction grating adjacent to an active layer is larger by 5% or higher as compared with a slope efficiency near the oscillation threshold value. Thereby, it is possible to suppress that an error floor is caused in a code error rate versus a receiving sensitivity characteristic after the transmission in a long fiber.
Patent JP-H11149204-A (JP)
Title: Contact charging device and image formation device
Inventor: KOMIYA YOSHIYUKI
IPC: G03G15/02
Filed: 1997-11-17
Abstract: PROBLEM TO BE SOLVED: To prevent the occurrence of the charging failure and charging unevenness of a charged body resulting from the rise exceeding a permissible range of the whole or one part resistance of a contact charging member through the deterioration of the contact charging member by obtaining information on the deterioration degree in the contact charging device and an image formation device using the contact charging device, and to prevent the occurrence of image failure in the image formation device. SOLUTION: A voltage-applied charging member 20 is brought into contact with a charged body 1 so as to charge the charged body in a contact charging device. The contact charging device and an image formation device using the contact charging device are equipped with means 24 to 26 detecting the current value of a bias voltage applied to the contact charging member 20, and means 26 to 28 obtaining information on the deterioration of the contact charging member 20 from the detected current value.
Patent JP-H02179434-A (JP)
Title: Checking method of leak in double cutoff gas valve
Inventor: INABA TAKASHI
IPC: G01M3/02
Filed: 1988-12-29
Abstract: PURPOSE:To shorten a time for discrimination by detecting twice a pressure in a chamber, an object of detection, after the pressure in the chamber is set at a prescribed pressure value and by discriminating the presence or absence of a valve leak from the detected pressure and the time of detection on the basis of a prescribed formula. CONSTITUTION:An electromagnetic proportional coil 26 is excited according to a control instruction of a controller 10, and a thereby a pressure in a compression-decompression chamber 24 is set at a prescribed pressure value. Next, pressures p1 and p2 in the chamber 24 are detected twice, at times t1 and t2 within a prescribed time, according to a signal from a pressure sensor 30 and supplied to the controller 10. In a program sequence of the controller 10, a relation formula of a leak amount = (capacity between cutoff valves 1 and 2)/(absolute pressure after application of pressure) X DELTAp/DELTAt where DELTAt=t2-t1 and DELTAp=p1-p2 with respect to pressure values p1 and p2 at the times t1 and t2, is programmed. The amount of leak is calculated from the values t1, t2, p1 and p2 determined this time and the presence or absence of the leak of the valves 1 and 2 is discriminated from said amount of the leakage.
Patent JP-H01258091-A (JP)
Title: Memory card
Inventor: NAKAGAWA MASAKI
IPC: G06K19/00
Filed: 1987-12-30
Abstract: PURPOSE:To enable recording digital data by providing a semiconductor memory element on a recording means and electrically rewriting recording data so as to enlarge the recording capacity. CONSTITUTION:When a memory card is loaded onto a prescribed data processor, a data input/output terminal 24a, address input terminal 24b, and timing input terminal 24c are connected to corresponding terminals of a memory card control circuit. When data related to a still picture and sounds are separately or simultaneously inputted from the terminal 24a thereafter, outputs of the input signals are controlled by means of an I/O control 25. A chip selecting circuit 26 selects a memory 23 to be actuated in accordance with an address signal from the terminal 24b. The data related to the data processing and recording capacity of the data regarding the still picture or sounds are recorded in the 1st area of the memory 23 and the data regarding the still picture or sounds are recorded in a 2nd recording area. Since the memory 23 is provided with a semiconductor memory element which can make electrical rewriting, the memory capacity of the memory 23 is enlarged and digital data can be recorded in the memory 23.
Patent JP-H09151850-A (JP)
Title: Closed type rotary compressor
Inventor: HIGUCHI TAKESHI
IPC: F04B39/00
Filed: 1995-11-29
Abstract: PROBLEM TO BE SOLVED: To prevent lowering of the efficiency of a motor, to reduce the number of part items, and to improve assembly workability. SOLUTION: A motor-driven element 20 to drive a rotary compression element 10 contained in a closed container 1 comprises a stator 22 and a rotor 31 having a lamination core 32 inserted internally of the stator 22 incorporating a permanent magnet. The rotor 31 comprises the lamination core 32 and end rings 35 and 36 arranged on the upper and lower end faces of the lamination core 32 and the upper and lower end rings 35 and 36 are assembled to and combined with each other by a fixing member (a rivet) 37 of rod shape inserted in an insertion hole 34 formed through the lamination core 32 of the rotor 31, and the fixing member 37 forms a hollow pipe structure 38.
Patent JP-H06178972-A (JP)
Title: Water purifier
Inventor: NISHIKAWA YUJI
IPC: C02F1/44
Filed: 1992-12-14
Abstract: PURPOSE:To surely prevent a cartridge from being installed erroneously, while reducing cost by using parts in common between both kinds of cartridges. CONSTITUTION:This water purifier is provided with a water purifier main body 24 provided with a first fitting part 56 and a second fitting part 57 for installing so as be freely attachable and detachable each of a first and a second cartridges K1, K2 for water treatment, and constituted so that a purifying treatment is executed by guiding water by a first cartridge K1 and a second cartridge K2 in order of its description. Further, this water purifier is provided with an erroneous installation preventing means for obstructing the installation of a second cartridge K2 to a first fitting part 56 and the installation of a first cartridge K1 to a second fitting part 57.
Patent JP-H09144281-A (JP)
Title: Floor structure of bathroom
Inventor: KAMISHITA TATEWAKI
IPC: E04F15/00
Filed: 1995-11-27
Abstract: PROBLEM TO BE SOLVED: To reduce the labor required when moving a wheelchair by laying out crosswise a height adjustable floor member on the floor of a bathroom and eliminating an offset area between the floor of the bathroom and a threshold. SOLUTION: A plurality of floor members 9 are laid out on a bathroom floor 8, thereby forming a floor main body 10. A corner member 11 is filled into a clearance between the floor main body 10 and the wall surface 3 of a bathroom 1. A plurality of floor members 12, which are higher or lower than the floor member 9, are laid out crosswise outside a threshold 7 where an offset area removal slope member 13A is laid out on the floor members 12. An offset area removal member 13B is also laid out between the floor members 12 and a house floor 14. The floor members 9 and 12 divide vertically a leg 21 provided at the four corners of a floor board 18 or adjust a screw provided on the end of the leg 21 while the corner member 11 adjusts the screw of a leg 51, thereby adapting each height with the height of the threshold 7.  The floor members 9 and 12 are connected to each other by fitting a connector 40 into an arc-shaped recessed area provided at the four corners of the floor board 18. It is, therefore, possible to reduce dramatically the labor required to care for the sick or the aged.
Patent JP-H01175930-A (JP)
Title: Body rinse composition
Inventor: KANEHIRA HIROMI
IPC: A61K8/89
Filed: 1987-12-28
Abstract: PURPOSE:To provide a body rinse composition containing specific amounts of a surfactant, a non-volatile polysiloxane and a volatile oil based on the whole oil components, effective in preventing the cold feeling when applied to the skin after a bath and giving excellent feeling to the skin. CONSTITUTION:The total oil content of the composition is 3-50wt.% based on the whole composition and the content of a surfactant is 0.5-20wt.% based on the whole oil components. The composition further contains 3-50wt.% of non-volatile polysiloxane and 20-80wt.% of a volatile oil based on the whole oil components. The non-volatile polysiloxane is e.g. methylpolysiloxane having a viscosity of 10-100,1000cst. The volatile oil is e.g. a cyclic dimethylpolysiloxane having low degree of polymerization.
Patent JP-H0835083-A (JP)
Title: Corrosion inhibitor for metallic materials such as steel
Inventor: KURISUCHIYAN SHIYUWANDEIMAN
IPC: C23F11/00
Filed: 1994-12-14
Abstract: Corrosion inhibitor for a metallic material such as steel, of the type consisting of an aqueous solution containing an alkali metal nitrite, characterised in that the said solution contains 0.01 to 0.3 mol/l of an alkali metal nitrite, 0.01 to 0.3 mol/l of an alkali metal phosphate and phosphoric acid in the proportion of a quantity sufficient to maintain the pH of the said solution, measured at ambient temperature, between 6.9 and 7.2.
Patent JP-H11146956-A (JP)
Title: Game panel fixing device in pachinko machine
Inventor: OYAMA MITSURU
IPC: A63F7/02
Filed: 1997-11-17
Abstract: PROBLEM TO BE SOLVED: To provide a game panel fixing device in a Pachinko (Japanese pin ball game) machine in which the number of parts is reduced to reduce cost, workability is easy, and strong tightening force can be maintained. SOLUTION: A lock hole 43 is opened in a back surface of a game panel installation frame 3 provided on a back surface of a front surface frame 2, a game panel fixing and tightening member 9 is installed on a mechanism plate 8 to be installed on a back surface of a game panel 4 to correspond to the lock hole 43, and the game panel fixing and tightening member 9 has oblong guide holes 17, 17 in right and left side walls.  The fixing device comprises a frame member having an opening 16 in a bottom part 15, a lever member 12 pivotally supported by a shaft 27 in the frame member to be freely rotatable, and a link member 13 having a lock member 24 faced from the opening 16 at a tip, and one end of the link member 13 is pivotally supported on the lever member 12, guide pins 25, 25 protruded at the other end are movably inserted to the oblong holes 17, 17, and the lock member 24 is engaged with the lock hole 43 by rotation of the lever member 12.
Patent JP-H04195694-A (JP)
Title: Table area deciding method
Inventor: TACHIKAWA MICHIYOSHI
IPC: G06K9/20
Filed: 1990-11-28
Abstract: PURPOSE:To easily decide a table area at a high speed when a recognizing process is automatically performed by generating a rectangle based upon the coordinates of the start point and end point of a black connection run of a read image and selecting and deciding a table candidate rectangle from its size. CONSTITUTION:An image read by a scanner 10 is held in an image memory 26 and a run extraction part 21 reads the image supplied, line by line, from the image memory 26 and determines the coordinates of the start point and end point of the black connection run. A rectangle integration part 23 which rectangle is integrated according to the coordinate's of the start point and end point of the run and stores rectangle data in a rectangle memory 27. A surface area candidate decision part 24 decides the rectangle of the surface area by checking the sizes of respective rectangle data and returns the number of the rectangle decided as the table area candidate rectangle to a control part 28. Consequently, when an area is discriminated as to a general document, the table area can easily be discriminated at a high speed and the table area can automatically be decided.
Patent JP-H03195611-A (JP)
Title: Frame rack with built-in stopper
Inventor: NOBUKAWA SHUNJI
IPC: B65G1/14
Filed: 1989-12-22
Abstract: PURPOSE:To intend simple and accurate installation of a stopper on a frame rack for an in-plant automatized warehouse by installing a bracket on the inside face of a support in crosswise opposition, installing a bracket rail at the tips of the front-and-rear brackets in opposition and installing the upward stopper at the rear thereof. CONSTITUTION:By engaging the locking pawls 20 of a bracket 8 with a pair of upper and lower engagement holes 16 in a support 2, the bracket 8 is installed on the inside face of the support 2 which is arranged in crosswise opposition. A sectionally-channel-shaped bracket rail 9 is installed between the tips of the front-and-rear brackets 8 in opposition with through-holes 30, 21 and rivets 31. At this time, the joint plate portion 35a of a L-shaped stopper 35 is inserted into the bracket rail 9 and installed with the rivets 31, with an installation hole 36 fitted outside to the circular protrusion portion 29 of the bracket rail 9. It is thus possible to intend accurate installation without special installation means.
Patent JP-H10168295-A (JP)
Title: Flame-retardant resin composition
Inventor: OHARA YOICHI
IPC: C08L67/00
Filed: 1996-12-13
Abstract: PROBLEM TO BE SOLVED: To obtain a flame-retardant resin composition undergoing little change in volume resistivity upon wet-heat treatment and being useful as a material for electronic components by mixing a polycarbonate resin and/or a polyester resin with a masterbatch comprising red phosphor stabilized by coating and a polyolefin resin. SOLUTION: This composition is prepared by mixing 100 pts.wt. polycarbonate resin (A) and/or a polyester resin (B) with 1-30 pts.wt. masterbatch comprising 1-45wt.% stabilized red phosphor and 99-55wt.% polyolefin. Component B is a thermoplastic polyester resin and may be used in the form of a mixture with component A. Component C is red phosphorus coated with a thermosetting resin, a metal hydroxide or a metal. Component D is a linear low-density polyethylene, an olefin/alkyl (meth)acrylate copolymer or the like.
Patent JP-H0724475-A (JP)
Title: Method for recovering silica in aqueous solution
Inventor: TAKAHASHI KATAYUKI
IPC: C01B33/12
Filed: 1993-12-27
Abstract: PURPOSE:To inexpensively recover silica contained in the subterranean heat hot water, etc., with a high efficiency. CONSTITUTION:The subterranean heat hot water 1 is brought into reaction with a seed 9 originating in the precipite obtd. by adjusting pH to an alkaline side after addition of the gel or calcium ions formed by heating and concentrating the subterranean heat hot water in a reaction vessel 2 and is admitted together with the seed 9 into a device 3 for separating solid from liquid where the water is separated to sludge 4 essentially consisting of silica and low-silica hot water 5. A part of the sludge 4 is returned as the seed 6 having silica adsorptivity again into the reaction vessel 2 and is used for silica adsorption in the subterranean heat hot water 1. Further, the seed 6 is admitted together with the subterranean heat hot water 1 into the device 3 for separating solid from liquid and is separated to the sludge 4 and the low-silica hot water 5 in the device 3 for separating solid from liquid. A part of the sludge 4 is used again as the seed 6. The remaining sludge 4 is dehydrated by a dehydrating device 7 and is effectively utilized as high-silica product 8.
Patent JP-H06162517-A (JP)
Title: Reproduced signal processing circuit
Inventor: YANAI JUNICHI
IPC: G11B7/00
Filed: 1992-11-20
Abstract: PURPOSE:To provide reproduced signals with information contents that matched with reproduced read signals in timing by measuring timing gaps between reproduced signals outputted from a recording medium and giving timing correction to the reproduced signals basing on the measurement result. CONSTITUTION:A pulse timing gap measuring circuit 8 fetches reproduced signals (F) successively outputted from an AND circuit 7 and measures timing gaps (T1, T2, T3, ...) of each pulse (F1, F2, F3, ...). A pulse output timing correcting circuit 9 computes timings A which are produced by multiplying timing gaps T between each pulse (F1, F2, F3, ...) of the signals (F) by a certain proportional constant K (A=TXk). By giving timings A corresponding to each pulse of the signals (F), corrected reproduced signals (H) obtained by correcting the signals (F) are outputted to an output terminal 10.
Patent JP-H02180345-A (JP)
Title: Transmission
Inventor: NAKAGAWA KAZUNARI
IPC: F16H13/08
Filed: 1988-12-30
Abstract: PURPOSE:To have a large gearing ratio without requiring fine adjustment of the ratio and causing large-sized construction by transmitting the peripheral linear speeds of a large dia. part and small dia. part, when rollers are rolling on the fixed internal circumferential surface of a housing, separately through two rotary shafts. CONSTITUTION:In a transmission according to the present invention, a plurality of rollers 2 are arranged capable of rolling on the fixed interval circumferential surface E provided on the inner wall of a hollow housing 1. That is, each roller 2 is provided at the periphery with a major dia. part C of a dia. dC and a minor dia. part B of a dia. dB in such a manner as consolidated in a single body, wherein the major dia. part C can move in idling in a recess 1a provided on the circumferential surface E while the minor dia. part B is rolling on the circumferential surfaces E on both sides. Accordingly pressure fitting is made to the major and minor dia. parts C, B on the inner circumferential side with an inscribing circle D of a dia. dD and an inscribing circle A of a dia. dA as common inscribing circle, wherein the dia. of these inscribing circles D, A can be expressed as dD=(dO-dC)dA=dO-dB, where dO is orbiting dia. of roller 2 round the axis (m). Rotary shafts 3, 4 can perform power transmission with a certain gearing ratio, when one of them is used as input shaft and the other as output shaft.
Patent JP-H06180556-A (JP)
Title: Phase matching device for display device
Inventor: MIZUGUCHI SATORU
IPC: G09G3/20
Filed: 1992-12-15
Abstract: PURPOSE:To automate the phase matching regulation of a synchronizing signal by eliminating the difficulty in manual regulation in the phase matching device of the display device. CONSTITUTION:The display device for making display of video signals consists of a line buffer 12 which stores the video signals for one line, a signal receiving section 11 which detects the synchronization state of the video signals and the display device by comparison of the video signals and the video signals stored in the line buffer 12 and a clock generating circuit 13 which can change frequencies and phases. The synchronization of the display device is matched with the video signals by changing the output state of this clock generating circuit 13 by the detection output of the signal receiving section 11.
Patent JP-H09151556-A (JP)
Title: Partition structure and partition panel
Inventor: ARAYA KUNIHARU
IPC: E04C2/26
Filed: 1995-11-29
Abstract: PROBLEM TO BE SOLVED: To easily mount and demount this partition panel without damaging the surface of the panel. SOLUTION: Striations 5 are formed to the upper-lower end faces or both side end faces of a decorative panel 1 or a panel made of steel, panel receivers 4 are installed to studs 2 and other ends of fixtures 3 fitted into the side end grooves of the panel 1 are engaged with the panel receivers 4, and the bearing pieces of plinths are inserted into the striations 5. The front ends of a ceiling rail receiver are fitted into the striations 5, and joints 6 made of a resin are inserted into the joint spaces of the panel 1.
Patent JP-H08171231-A (JP)
Title: Capsulated toner for heat press fixation
Inventor: ASANO TETSUYA
IPC: B01J13/14
Filed: 1994-12-16
Abstract: PURPOSE: To improve anti-offsetting property, low-temp. fixability and blocking resistance by using a resin having a molecular structure in which a molecular chain formed by condensation polymn. and a molecular chain formed by addition polymn. have been chemically bonded. CONSTITUTION: Each shell of this capsulated toner is based on a resin having a molecular structure in which a molecular chain formed by condensation polymn. and a molecular chain formed by additional polymn. have been chemically bonded. The molecular chain formed by condensation polymn. is polyester, polyester-polyamide or polyamide and the molecular chain formed by addition polymn. is vinyl resin formed by radical polymn. This hybrid resin is obtd. by using a mixture contg. the stock monomers of the condensation-polymerized resin, the stock monomers of the addition-polymerized resin and a compd. capable of reacting with both the monomers and bringing the mixture into a condensation polymn. reaction and an addition polymn. reaction at the same time in the same reactor.