baber/WOPTO huggingface dataset:
Patent JP-2000111979-A (JP)
Title: Electronic camera
Inventor: YOKONUMA NORIKAZU
IPC: H04N5/235
Filed: 1998-10-06
Abstract: PROBLEM TO BE SOLVED: To provide an electronic camera capable of restraining the consumption of the light emitting energy of a flashing device in the case of making the flashing device emit light before photographing so that reflected light from a subject may be measured and deciding the emitted light quantity of the flashing device in the case of actuatlly performing photographing. SOLUTION: A camera CPU 20 incorporated in a DSC (electronic camera) 100 executes photographing twice in response to photographing start operation performed by a photographer once. The camera CPU 20 makes the flashing device 200 emit the light in sychronization with the first photographing. Then, it decides the emitted light quantity of the device 200 in the case of the second photographing based on an image signal outputted from a CCD 4. The camera CPU 20 sets an amplification factor in the case of amplifying the image signal outputted from the CCD 4 higher in the first photographing than in the second photographing.
Patent JP-2000070829-A (JP)
Title: Roller brush keeping cylinder
Inventor: UNO NOBUYUKI
IPC: B05C21/00
Filed: 1998-08-31
Abstract: PROBLEM TO BE SOLVED: To enhance the spread of a coating material to an object to be coated by respectively providing screws to the inscribed surfaces of a keeping cylinder and a cap in a detachable manner and providing a conical guide to the center of the inner bottom part of the keeping cylinder and also providing a conical guide to the center of the inner bottom part of the cap. SOLUTION: A cap 2 is provided to the upper part of a keeping cylinder and screws 3, 3' are respectively provided to the inscribed surfaces of the keeping cylinder and the cap 2 so as to make the keeping cylinder and the cap detachable by the action of the screws 3, 3'. A roller brush 7 is inserted into the body part of the keeping cylinder and the conical guide 4 of the keeping cylinder inserted into the center piercing part of a roller brush 7 is introduced into the core 8 of the roller brush 7 and the conical guide 5 of the keeping cylinder inserted into the center piercing part of the roller brush 7 of the cap 2 form the lateral side of the core 8 of the roller brush 7 is introduced into the core 8 to engage the screw 3' of the cap 2 with the screw 3 of the keeping cylinder 1 and the roller brush 7 is held in the keeping cylinder to hermetically seal the inside of the keeping  cylinder.
Patent JP-S62140927-A (JP)
Title: Seal device in conveyer device
Inventor: SHUTO HIROTETSU
IPC: B65G69/18
Filed: 1985-12-17
Abstract: PURPOSE:To prevent loaded powder materials from spilling out, by providing such an arrangement that the lower surface of a U-like cross-sectioned shape seal member is pressed against the conveyer body with the use of the resilient of a resilient member lined on the seal member. CONSTITUTION:The inner vertical surfaces 11b of a pair of right and left side plates 11 are located above both left and right end sections of a conveyer body 7 along which the pair of side plates 11 extend substantially over the entire length of the conveyer body 7. A U-like cross-sectioned shape seal member 14 is fitted onto the lower end of the inner vertical surface 11b so that it is movable along the side plate. In this arrangement, a resilient member such as a cushion rubber or the like is disposed between the inner lower surface of the seal member 14 and the lower end face of the inner vertical surface 11b of the sidea plate 11. With the resiliency of this resilient member 15, the lower surface of the seal member 14 is pressed against the upper surface of the conveyer body 7. As a result, even if the conveyer body is inclined due to deviated weight or the like of loaded cargos, no gap is created between the conveyer body 7 and the back surface of the seal member 14, it is possible to prevent powder materials from spilling out.
Patent JP-H11118525-A (JP)
Title: Power source circuit for encoder
Inventor: SHIOZAWA SEIJI
IPC: H02J9/06
Filed: 1997-10-17
Abstract: PROBLEM TO BE SOLVED: To provide a power source circuit for an encoder for preventing occurrence of an error of rotary data due to an erroneous operation of a light receiving element at the time of reclosing a main power source. SOLUTION: The power source circuit for an encoder comprises a constant- voltage power source 12 provided between a main power source 1 and a battery 2, light receiving element 7. In this case, a constant voltage 12a is always supplied from the power source 12 to the element 7. Thus, even if the power source 1 is again turned on at the time of backing up by the battery, output of erroneous data from the element 78 can be prevented by applying the voltage 12a from the power source 12.
Patent JP-H11122931-A (JP)
Title: Method for controlling converter
Inventor: KODAMA TAKASHI
IPC: H02P21/22
Filed: 1997-10-17
Abstract: PROBLEM TO BE SOLVED: To eliminate the control instability of a converter due to detection error of the fundamental wave component of an input current, which occurs when the load state of converter is zero or light. SOLUTION: In a method for controlling a converter, the input current of a converter 2 is controlled with a power factor 1 of the converter 2, so that the input current follows active and reactive current commands iq* and id* (=0) which are obtained by executing a PI operation on a DC voltage deviation by means of a DC voltage control section 13, by executing current and voltage controls and computation by means of a current control section 18 from currents id and and iq, which are obtained by coverting the input current of the converter 2 by means of a p and q-axis coordinate transformation circuit 12 and the active and reactive current commands iq* and id* respectvely.  In the method, a reactive current command computing section 14, which outputs the difference between a certain lower-limit set value and the effective current command value as the reactive current command when the effective current command value becomes lower than the lower-limit set value, is provided so as to eliminate the detection error of the fundamental wave component of the input current by increasing the input current by making a reactive current to flow somewhat, although the power factor 1 of the converter 2 becomes worse when the load of the converter 2 is zero or light.
Patent JP-H06112717-A (JP)
Title: Antenna member and antenna using same
Inventor: YAMAUCHI KIYOSHI
IPC: H01Q1/38
Filed: 1992-09-29
Abstract: PURPOSE:To provide an antenna member which is excellent in the durability while keeping the basic characteristic of a shape memory alloy and also to provide an antenna using the same antenna member in order to eliminate such defects of the conventional antenna member using the superelastic characteristic as the low resistance to the repetitive flexibleness and the spring property and the inferior conductivity of the alloy used for the antenna member. CONSTITUTION:A shape memory alloy 1 containing Ti of 50.5at% and the balance Ni is finished in 0.5mmphi by the cold working. Then a knitted wire of the alloy 1 only is produced together with a twisted wire which contains the alloy 1 twisted around a copper wire 3 of a core, a woven wire which includes the warp of the alloy 1 and the weft of fluororesin 2, an unwoven wire which includes the alloy 1 set in the center lengthwide direction and covered with the fluororesin 2 on both sides of the alloy 1, etc.
Patent JP-H11120607-A (JP)
Title: Optical head device
Inventor: YOSHIZAWA TAKASHI
IPC: G11B7/085
Filed: 1997-10-17
Abstract: PROBLEM TO BE SOLVED: To provide an optical head device which is not affected by the track offset induced by the offset component included in an off-track signal and lens shift control. SOLUTION: This optical head device is provided with photodetecting regions 24a, 24b for offset component detection for removing the output of the offset component included in the off-track signal in part of the photodetecting regions 23a, 23b of a photodetector 23 which detects the off-track signal, by which the light of the part superposed with all of the zero order diffracted light, first order diffracted light and minus first order diffracted light of the reflected light reflected from an optical disk is used to eliminate the influence of the offset component included in the off-track signal, i.e., lens shift, on the track error signal. Then, the stable tracking control is made possible.  The header signal by using the output of the two detection regions on the outer side of the photodetector 23 is exactly readable and the dealing with even the optical disk of a land and groove recording system is possible.
Patent JP-H03145645-A (JP)
Title: Heat developable photosensitive material
Inventor: KOIDE TOMOYUKI
IPC: G03C8/40
Filed: 1989-11-01
Abstract: PURPOSE:To obtain the positive images having the max. density and to lessen the change in the density by preservation by providing >=1 layer contg. a specific compd. CONSTITUTION:This material has a photosensitive silver halide, a binder, an electron transfer agent or the precursor thereof, an electron donator or the precursor thereof, and a reducible dye donative compd. which is reduced to release a diffusive dye on a base. This material had also >=1 layer of photosensitive layer contg. a compd. expressed by formula I. In the formula, Q denotes the nonmetal atom group necessary fir forming a monocycle or condensed heterocycle together with a carbon atom and nitrogen atom by combining therewith; L denotes a bivalent group; n denotes 0 to 2 integer; M' denotes a hydrogen atom, ammonium ion, metal ion; R<1>, R<2> denote a hydrogen atom, alkyl group, ammonium ion, metal ion. The max. density is obtd. in this way and the change in the density after the preservation is lessened.
Patent JP-H08147346-A (JP)
Title: Axial symmetric graphic input device
Inventor: SAITO SHIGERU
IPC: G06T11/80
Filed: 1994-11-18
Abstract: PURPOSE: To input an axial symmetric graphic, which is conventionally inputted through the use of a grid, by simple operation. CONSTITUTION: A graphic inputted by a graphic input means 11 is stored in a graphic data storage means 31. A user inputs a symmetry axis by a symmetry axis input means 12. Information on the symmetry axis is stored in a symmetry axis storage means 32. A symmetry judging means 21 judges the symmetry of an object graphic through the use of the feature quantity of the graphic and information on the symmetry axis. The object graphic judged by the symmetry judging means 21 to be capable of symmetrical reshaping is reshaped so as to be actually symmetric by a symmetrizing processing means 22. The reshaped symmetric graphic is displayed on an output means 4.
Patent JP-H05129938-A (JP)
Title: Phase fixing device
Inventor: MOMOSE ATSUSHI
IPC: H03L7/00
Filed: 1991-10-31
Abstract: PURPOSE:To prevent the vibration of a phase control system by matching the phase of an internally generated clock signal with the phase of an external clock signal. CONSTITUTION:This device is provided with two delay devices 12, 13 connected in cascade which delay sequentially the phase of a time of an internal clock signal 101 outputted from a clock generator 11 and output delayed clock signals 102, 103 and with a phase comparator 14 comparing and collating a phase difference between an external clock signal 104 and the clock signal 101 (102, 103) and outputting an UP control signal 105 and a DOWN control signal 106 used to set the time phase shift of the clock signal 101 with respect to the time phase of the clock signal 102 to the clock generator 11. The time phase difference of the clock signal 102 to the clock signal 104 inputted externally is held within a proper range and the clock signal 102 is outputted.
Patent JP-H02131833-A (JP)
Title: Positioning device for tabular work
Inventor: KIMURA NAOTO
IPC: B41F15/26
Filed: 1988-11-10
Abstract: PURPOSE:To position a tabular work with high accuracy by positioning the work by means of notches of two opposed end faces in a positioning device for performing screen process printing treatment on an alumina plate of a tip-type variable resistor. CONSTITUTION:When works 1 are loaded, a movable frame 8 is set at a rettracted position, and movable locating pins 7 are also set most far away from fixed locating pins 5. Then, the works 1 are loaded on work-loading parts 4, and the fixed locating pins 5 are engaged with notches 2a. In this way, when loading of the works 1 on all work-loading parts is completed, the movable frame 8 is moved in lateral direction of a stage 3, all movable pins 7 are advanced toward the back side of the work-loading parts 4, and the movable locating pins are thus engaged with notches 2b. In this instance, the locating pins 7 which are engaged with the notches 2b and impossible to advance, are retracted against energizing force of springs 11, and the works 1 are thus supported by the springs 11.
Patent JP-H06139918-A (JP)
Title: Electron emission element
Inventor: YAMAKAGE YASUHIRO
IPC: H01J3/18
Filed: 1992-10-23
Abstract: PURPOSE:To restrict an extracted electron beam from spreading, and achieve scan of the beam by forming an extraction electrode, a focusing electrode, and a deflection electrode integrally on a substrate. CONSTITUTION:An extraction electrode 3 positioned close to a forward end 2a of an emitter 2, a focusing electrode 4 to emitted electrons, and a deflection electrode 5 to deflect an electron beam after are integrally formed on an Si substrate 1 in which micro-emitters 2 to emit electrons. Tendency of the emitted electron beam to spread out in a conventional electron emission element can thus be restricted, so a good quality electron beam can be generated. Scanning by the good quality electron beam in a micro-range also becomes possible, so in a flat panel display, for example, the electron beam can be scanned for each picture element, thereby brightness in the picture elements can be made uniform.
Patent JP-H02133406-A (JP)
Title: Hydrogenated block copolymer and composition thereof
Inventor: HATTORI IWAKAZU
IPC: C08L23/02
Filed: 1988-11-14
Abstract: PURPOSE:To improve the low-temperature impact resistance, weathering resistance and coating properties by hydrogenating a specific block copolymer to make it useful as modifier for rubbers and as modifier to improve the impact resistance of resins. CONSTITUTION:An aromatic vinyl compound (a), and if desired, 1,3-butadiene (b) are polymerized in a hydrocarbon solvent in the presence of an organolithium initiator to produce a polymer block comprising mainly the component (a). The component (b) and a polar compound (c) are added to the product and are polymerized to produce a block copolymer which comprises 10-50wt.% polymer block (A) comprising 90wt.% or more component (a), 30-80wt.% polybutadiene polymer block (B) comprising 30-70% 1,2-vinyl linkage, and 5-30wt.% polybutadiene polymer block (C) comprising 30% or less 1,2-vinyl linkage, or a block copolymer wherein block copolymer units are bonded to polymer units comprising one or more polymer blocks of (A)-(C) via coupling agent residues thereby extending or branching the molecular chains of the polymer. The obtained copolymer is hydrogenated to produce the title copolymer which has a number-average molecular weight of 40,000-700,000 and wherein 80% or more of the olefinically unsaturated bonds are hydrogenated.
Patent JP-H11120650-A (JP)
Title: Magnetic tape running speed control method of magnetic tape recording and reproducing device
Inventor: NAWA KIICHIROU
IPC: G11B15/46
Filed: 1997-10-17
Abstract: PROBLEM TO BE SOLVED: To improve the control precision and the reliability. SOLUTION: A recording head 11 and a reproducing head 12 are arranged in the running direction of a magnetic tape 10 with a prescribed amount of separation. The head 11 records magnetic tape running speed control pulse signals on the tape and the head 12 reproduces the recorded signals. A phase error data detecting circuit 6 detects the deviation of the magnetic tape running speed control pulse signals actually reproduced by the head 12 with respect to the magnetic tape running speed control pulse signals, which are reproduced assuming the tape runs at a prescribed speed. The rotational speed of a motor 50, which drives reel shafts, is compensated for so that the deviation becomes zero.
Patent JP-H03145876-A (JP)
Title: Method and apparatus for recording color picture
Inventor: NAKATSUKA KIMIHIRO
IPC: H04N1/48
Filed: 1989-10-31
Abstract: PURPOSE:To generate a color picture directly based on a picture signal of a color separation picture by recording a color picture on a photosensing material based on 1st-3rd synthesis dot signals representing a sum set of dots between a black dot picture and yellow, magenta and cyan dot pictures. CONSTITUTION:A light radiating from a light source provided in the inside of an input drum 101 passes through a transparent input drum 101 and a color original picture OF and is received by a scanning head 103. Blue (B), green (G) and red (R) components collected by the scanning head 103 are reflected respectively by three dichroic mirrors 105a-105c. Density signals SB, SG, SR are given to a masking circuit 108, where they are converted into picture signals SY, SK, SM, SC representing respectively the color separate picture of Y,K,M,C while being subjected to processing such as color correction and gradation conversion. When the dot picture of Y, K,M,C is recorded on a recording RF, a dot generator 110 generates a dot signal SD based on the picture signals SY, SK, SM, SC.
Patent JP-H03147296-A (JP)
Title: Ion accelerator
Inventor: FUJITA HIROYUKI
IPC: H05H5/02
Filed: 1989-10-31
Abstract: PURPOSE:To store coils in one drum insulating tank without projection, so as to improve space efficiency by arranging primary and secondary coils of a boosting transformer of a high voltage generation circuit, in a coaxial state with an ion accelerating tube, on the outside thereof. CONSTITUTION:Ion accelerating tubes 1, 1' are provided in an insulating gas tank 4, while plural secondary coils 5 of high frequency transformer are coaxially arranged on the outside thereof, and a primary coil 6 is provided in common on the outside thereof. A high voltage frequency rectifying circuit 7 is provided on the inside of the coil 5, and the output of the circuit 7 is serially connected with one another, and its pressure is divided and connected to plural charging electrodes 3. The right end of the accelerating tubes 1 is of maximum voltage, and the maximum voltage is divided and applied to plural accelerating electrodes 3' provided on the accelerating tube 1' on the right, from left to right, in a gradually decreased manner. In the structure, one valued negative ion injected from the left end of the accelerating tubes 1 becomes one valued positive ion having the total energy of 1.5MeV, and is blown out of the right end of the accelerating tubes 1'.
Patent JP-H05159872-A (JP)
Title: Induction heater
Inventor: KUROKI YOICHI
IPC: A47J27/00
Filed: 1991-10-31
Abstract: PURPOSE:To perform stable control in terms of accuracy by reducing a time constant in a discharge route, and when the extent of condenser discharge voltage becomes less than the specified level, putting this discharge route back to the origin. CONSTITUTION:This induction heater is provided with a heating coil 5, a resonance condenser 6, a switching element 8, a drive means 10, a simultaneous pulse generating means 11, a power control means 27, and a processor means 13, respectively. This condenser 6 constitutes a resonance circuit 7, and the drive means 10 controls the switching element 8. In addition, the pulse generating means 11 generates a timing pulse tuning the element 8 to ON by a voltage between a collector and an emitter of the switching element 8, and the power control means 27 outputs a control signal to the drive means 10. Then the processor means 13 sets power by operation of a user's key 12. Here the power control means 27 alters a discharge route and reduces a time constant when condenser charge time to be set by the element 8 is varied according to a level of the processor means 13, and thereby the discharge voltage becomes more than the specified level. Moreover, when it becomes less than the specified level, the discharge route is put back to the origin, thus a range from low power to high power is stably controllable in an accurate manner.
Patent JP-H0669781-A (JP)
Title: Level conversion circuit
Inventor: HIGUCHI HISAYUKI
IPC: H03K19/0185
Filed: 1991-10-31
Abstract: PURPOSE:To provide a level conversion circuit which quickly operates by low power consumption. CONSTITUTION:The logical threshold voltage of a second CMOS inverters MP 12 and 13 is made lower than that of a first CMOS inverters MP11 and MN11 and the current of current control circuits MP13 to MP16 provided with an input signal VIN. the output of the second CMOS inverter, reference voltage Vbb for discrimination, etc., is provided for a current mirror circuit MN12. When the signal level of the input signal VIN is satisfactorily lowered, the current of the current control circuits and the current mirror circuit is interrupted to attain the operation by low power consumption. Thus, a signal in a TTL level is converted into a CMOS level.
Patent JP-H10135010-A (JP)
Title: Digital control variable resistance circuit
Inventor: UCHIKI KAZUTOMI
IPC: H01C13/00
Filed: 1996-10-29
Abstract: PROBLEM TO BE SOLVED: To provide a digital control variable resistance circuit, in which the number of resistances is reduced, the area of a board is made small, and arbitrary electric power capacity is obtained. SOLUTION: N(=n+1) pieces of resistances 11 which are connected to one another in series, N pieces of switches 12 which are connected to both ends of each resistance 11 in parallel, and a data resistor 15 of N-bit, which has bits corresponding to each switch 12 and opens the switch 12 when these bits are '1', are provided. A resistance value rk (k=0-n)Ω of each resistance 12 is, with rΩ as resolution, set with 'rk =r*2<k> ', and a binary control data D to the data resistor 15 is, with XΩ as a target resistance value, set with 'D=X/r'.
Patent JP-H09100826-A (JP)
Title: Fitting mechanism of hook for hooking
Inventor: KONDO HIROYUKI
IPC: F16B45/00
Filed: 1995-10-08
Abstract: PROBLEM TO BE SOLVED: To prevent a play of a hook and prevent easy detachment by providing a rise part to be flitted to the inside of a curved part of the hook. SOLUTION: Claw parts 2a, 2b opposite to each other capable of holding a base part side 1a of a hook 1 from each end and a rise part 3 which is fitted inside a curved part 1b and of T-shape in the plane are provided on a body to be fitted so that the hook 1 is provided in an attachable/detachable manner. The rise part 3 is provided with a recessed part 3a to which the curved part 1b of the hook 1 is flitted. In this mechanism, the base part side 1a of the hook 1 is held by the claw parts 2a, 2b, and also supported on the T-shaped rise part 3 to be fitted to the inside of the curved part 1b and the recessed part 3a to lock the hook from the outside, i.e., at four points. The hook 1 is not played by the vibration, or easily detached therefrom.