baber/WOPTO huggingface dataset:
Patent JP-H1093364-A (JP)
Title: Design method for microwave high output power amplifier
Inventor: ISHIDA HITOSHI
IPC: H03F3/193
Filed: 1996-09-10
Abstract: PROBLEM TO BE SOLVED: To provide the design method for the microwave high output power amplifier which is simply realized and from which a maximum power is obtained while satisfying almost the matching with a load. SOLUTION: The design method of the microwave high output power amplifier has a step (1) where an optimum load resistor (r1) to obtain a non-distortion maximum power is obtained through drawing based on an I-V characteristic (DC characteristic) between a drain and a source of a GaAS FET, a step (2) where an S parameter providing a maximum output of the GaAs FET is measured by a small signal operation, a step (3) where each equivalent circuit constant is decided so as to be in matching with the S parameter obtained as above, and a step (4), where the equivalent circuit constant Rds (equivalent drain-source resistance) obtained as above is replaced with an optimum load resistance (r1) obtained in the step (1) above and the actual circuit design is conducted finally. The microwave high output power amplifier is designed by the steps as above.
Patent JP-H05124049-A (JP)
Title: Structure of inner jig for foaming of heat insulated case
Inventor: TAKAGI MASAYA
IPC: B65D81/38
Filed: 1991-11-07
Abstract: PURPOSE:To carry out smooth feeding work when a foaming inner jig is fitted into a heat insulated case without the fear of generating harmful deformation, blowing marks, scratch marks on inner walls of the heat insulated case. CONSTITUTION:An inner jig component 2 of almost same shape as a resin section of an inner wall C formed in the depth direction of a heat insulated case D of an inner jig A for foaming to be fitted into the inner wall plate C is mounted on the outer surface of an aluminum plate 1 forming the outer shape of the inner jig A for foaming in a manner of being slidable in the direction square to the longitudinal direction of the inner jig A for foaming when a heat insulating material is filled in the heat insulated case D encircled with an outer wrapping plate B and the inner wall plates C. In said constitution, the inner jig component 2 is slid on the outer surface of the aluminum plate 1 when the inner jig for foaming is fitted into the heat insulated case D and fitted smoothly into the recessed section of the inner wall plate C, and the whole of inner jig for foaming is fitted smoothly into the heat insulated case D.
Patent JP-S62150253-A (JP)
Title: Film for block copy original
Inventor: TANISAKI TATSUZO
IPC: G03F1/90
Filed: 1985-12-24
Abstract: PURPOSE:To enable a film to be used for both of reflection and transmission photographing, to improve sharpness at the end parts, and to obtain an exact lithographic original by forming a releasable black layer on the matted surface of a white plastic film matted on one or both sides. CONSTITUTION:The translucent for opaque film 1 of a plastic, such as polyester or cellulose triacetate, impregnated with a white pigment, such as titanium oxide, zinc, oxide, or talc, by kneading. The writable matted layer 2 is matted by the known sand blasting or chemical coating or the like method, and its average roughness Ra needs to be adjusted to 0.3-0.6mum. The releasable black layer 3 is formed by mixing a black pigment into a polymer material, such as thermoplastic synthetic resin or a synthetic rubber, further when needed, adding an antistatic agent, dissolving or dispersing the mixture into an organic solvent, and coating the layer 2 with the obtained coating fluid in a film thick ness of 5-60mum, preferably, 7-60mum.
Patent JP-S62150909-A (JP)
Title: Amplifier circuit
Inventor: YONETANI SATOSHI
IPC: H03F1/42
Filed: 1985-12-24
Abstract: PURPOSE:To obtain a product having always uniform characteristic by adopting the constitution so that the current of the 2nd transistor (TR) provided to the pre-stage of the 3rd TR for feedback may be varied to change the frequency characteristic thereby setting the overall frequency characteristic optionally. CONSTITUTION:The 1st TR 11 receiving an output of a photocoupler, the 2nd TR 13 receiving an output of the 1st TR 11 and the 3rd TR 21 feeding back the output of the 2nd TR 13 to the 1st TR via a resistor 16 are provided and the current flowing to the 2nd TR 13 is varied to change the frequency characteristic. A current flows to the 3rd TR 21 so that the entire frequency characteristic is nearly flat. Thus, the necessity of use of a capacitor is eliminated, the circuit integration and its adjustment are facilitated and a product having the always uniform characteristic is attained.
Patent JP-H11117540-A (JP)
Title: Safety net suspending metal fittings
Inventor: KITAO AKIRA
IPC: E04G21/32
Filed: 1997-10-08
Abstract: PROBLEM TO BE SOLVED: To provide a safety net suspending fittings capable of suspending safety nets from both sides of a beam even in a situation where various kinds of floor panels are placed on the beam. SOLUTION: This suspending fittings comprises a main body 2 and a freely detachable hook 3; and the main body 2 comprises a horizontal bar-shaped portion 6 that can be inserted to a horizontal through-hole 5 made in a beam 4, a hook portion 7 provided in a downward direction continuously from one end of the horizontal bar-shaped portion 6 and a hook attaching/detaching holes 8 made at the other end of the horizontal bar-shaped portion 6. And a freely detachable hook 3 is suspended in a freely detachable manner from the hook attaching/detaching hole 8 of the main body 2.
Patent JP-H07144544-A (JP)
Title: Structure for arranging reservoir tank
Inventor: SHIBATA YUICHI
IPC: F01P11/02
Filed: 1993-11-22
Abstract: PURPOSE:To avoid limitation on layout in an engine room by forming a reservoir tank for accumulating cooling water, in/ out moved in accordance with adjusting an internal pressure of an engine cooling pipe line, extensibly/ contractibly in accordance with changing an accumulating amount of the cooling water, and arranging the tank in a ventilating part in the inside of a front grill of a vehicle. CONSTITUTION:A reservoir tank 39 is formed i,n a double structure provided with an extensible/contractible inner wall 69 in the inside of the tank, and in its outside, a stockpile space M for receiving cooling water W is formed. A turbosupercharge pressure is supplied to an inside N of the internal wall 69 through a supercharge pressure supply pipe 73 communicating with an intake manifold connection side of a turbosupercharger 71 of an engine 23, and the internal wall 69 is swollen to extend the reservoir tank 39 despite the amount of accumulated cooling water W. Since small space is occupied, in a ventilating part 13 serving as the space without arranging a part or the like for circulating the conventional ventilation, with circulation of conduction air left as ensured, the reservoir tank can be arranged, to increase a design freedom degree of an engine room 11.
Patent JP-H11125668-A (JP)
Title: Track information indicator
Inventor: HIRANO TAKEHITO
IPC: G01S7/22
Filed: 1997-10-24
Abstract: PROBLEM TO BE SOLVED: To visually assess the existing region of a target and predict/indicate future predicted position and prediction error range for the approaching target by indicating the target position error caused by the effects of target observation error, etc., in a target observation device. SOLUTION: This device consists of an indicator 7 which indicates target estimated position in target track information estimated about a target such as moving object with a tracking device 2, calculates also a target position error caused by the effects such as target observation error in a target observation device 1 by using an error range threshold and predicts and indicates the target future position and predicted error range at a time set with a prediction time setter 13 for a target perceived as an approaching target.
Patent JP-H04167028-A (JP)
Title: System switching method for dual system
Inventor: MAYA YUZURU
IPC: G06F15/16
Filed: 1990-10-31
Abstract: PURPOSE:To shorten a stop time of the system at fault by setting check points to the time of a process of writing to an external storage device such as a disk and the time of a process of message transmission to a line and storing a common memory with data required to take over a process at each check point. CONSTITUTION:The common memory 55 is provided between a subordinate system 10 in an in-use state and a subordinate system 20 in a stand-by state, the check points are set to the write process time of writing to the external storage device and the transmission process time of message transmission, and the subordinate system 10 in the in-use state writes check point data in the common memory 55 at the check points. If a trouble occurs to the subordinate system 10 in the in-use state, the subordinate system 20 in the stand-by state enters the in-use state, returns to the check point to decide whether or not the process of writing to the external storage device is completed or not by comparing check point data, the contents of the external device, etc., and re-executes the process when not, thereby executing next and succeeding instructions. Consequently, the process is carried on without referring to a journal, the stop time of the system is shortened, and the backup process time in normal operation is also shortened.
Patent JP-H08132088-A (JP)
Title: Scum removing device in circulating water passage-type aeration tank
Inventor: HIRAI ATSUO
IPC: C02F1/40
Filed: 1994-10-31
Abstract: PURPOSE: To reduce power and to conduct efficient treatment in a circulating water passage-type aeration tank by defoaming the generated foamed scum utilizing the water in the aeration tank. CONSTITUTION: This removing device consists of a scum collecting plate 2 provided obliquely to the width direction of a water passage at the water surface position in an aeration tank 1 having the circulating water passage to reduce the width of the circulating water passage, a water sprinkling trough 3 furnished above the water passage narrowed by the plate 2 and a pump 4 for pumping up the water in the passage and supplying the water to the trough 3. The foamed scum is defoamed by the defoaming water sprinkled over the water passage from the trough 3.
Patent JP-H11124583-A (JP)
Title: Process and apparatus for carbonizing organic matter
Inventor: OGOSE MAKOTO
IPC: F27B9/08
Filed: 1997-10-24
Abstract: PROBLEM TO BE SOLVED: To carbonize organic matter continuously at a high speed by a simple structure. SOLUTION: A carbonizer 10 has a vertically fixed treating cylinder 12 and a heating means for heating the cylinder externally, a material 24 to be treated and small pieces 22 of a heating medium are fed into the cylinder 12 through its top inlet 14 so as to form vertically alternating layers, and the material 24 is carbonized by heating it in an oxygen-free state through the pieces 22 from the peripheral wall of the cylinder 12. The pieces 22 and the carbonized material 24 are accumulated in a withdrawal outlet 16, discharged little by little through the outlet 16 kept shut to prevent air from entering the cylinder 12 through the outlet 16. The pieces 22 are separated from the material 24 and fed into the cylinder 12 repeatedly.
Patent JP-S63146292-A (JP)
Title: Semiconductor memory device
Inventor: SAKUI YASUSHI
IPC: G11C11/34
Filed: 1986-12-10
Abstract: PURPOSE:To realize the low power consumption of a semiconductor memory by adding a BICMOS differential amplifier to a bit line sense amplifier part and providing a C<2>MOS inverter between a pair of bit wires and the differential amplifier. CONSTITUTION:A bit line sense amplifier consists of a CMOS flip-flop 1 and a BICMOS differential amplifier 2. The flip-flop 1 contains p channel MOS transistor TRQP1-QP3 and n channel MOS TRQN1-QN3 and the nodes of these TR are connected directly to a pair of bit lines BL and the inverse of BL. The amplifier 2 includes bipolar TRT11-T14, p channel MOS TRQP4 and QP5, and (n) channel MOS TRQN8. A clocked CMOS (C<2>MOS) inverter is provided between the pair of bit lines and the amplifier 2 to cut DC. Thus the power consumption of a semiconductor memory can be reduced.
Patent JP-H10141445-A (JP)
Title: Tensile body for belt and transmission belt
Inventor: TAKEUCHI YUJI
IPC: F16G1/08
Filed: 1996-11-05
Abstract: PROBLEM TO BE SOLVED: To optimize the number of lower twisting and the number of upper twisting of a tensile body for belt in which lower twisting and upper twisting are provided by using high strength glass fiber. SOLUTION: A plurality of fiber bundles of high strength glass fibers 7 having filament diameter of 5 to 8μm are collected, are immersed in RFL liquid, then are heat-treated, and lower twisting is done to form a child rope (lower twisting thread) 6. 10 to 13 child ropes 6 are aligned and upper twisting is done in the reverse direction to that of lower twisting to form a tensile body 2. The number of twisting of the lower twisting is 4.0 to 6.6 times/10cm, and the number of twisting of the upper twisting is 8.0 to 9.4 times/10cm.
Patent JP-S62153591-A (JP)
Title: Rotary compressor
Inventor: KUBO MASAHIRO
IPC: F04C23/02
Filed: 1985-12-27
Abstract: PURPOSE:To enhance the durability of a slide bearing, by setting the compensating amounts of balancers disposed at the lower ends of a rotor and a rotary shaft to values which are less than a value realizing the static balance thereof. CONSTITUTION:Balancers 12a, 12b are attached to the lower end surfaces of a rotor 10 and a rotary shaft 4, respectively. The following relationships are established: U1=(0.8U0L2)/(L1+L2), U2=(0.8U0L1)/(L1+L2) where U0 is an unbalance value of a piston 6, L1, L2 are the distances from the center of the piston 6 to the centers of the balancers 12a, 12b, respectively. Accordingly, the U1, U2 are set to values which are less than a value realizing the static balance of the compressor. Accordingly, it is possible to greatly enhance the durability of a slide bearing.
Patent JP-H02138896-A (JP)
Title: Segment fuel element
Inventor: OE AKIRA
IPC: G21C3/10
Filed: 1988-11-19
Abstract: PURPOSE:To damage no coated tube at the time of abnormal tension load by providing a weaker cross section portion on strength than the coated tube in the connected portion plug portion. CONSTITUTION:A segment fuel 1 is formed so that a screw neck lower portion at a male screw side 2, namely, a base end is formed as a weaker slender neck portion 4 of slender diameter on strength than a coated tube 5. In this case, when the diameter of the slender neck portion 4 is 3.7mm or more and 4.5mm or less, tension strength is larger than maximum pulling-out load and a design example of a desired connected portion plug whose slender neck portion becomes a weak and slender cross section is obtained. In the case of tension load in the connected condition, the slender neck portion is broken, the soundness of the coated tube portion is guaranteed, an FP gas is not released in the environment and the segment fuel can be safely tested in a test reactor.
Patent JP-H02137856-A (JP)
Title: Method for adjusting image quality
Inventor: OKAMOTO HIROSHI
IPC: G03G13/08
Filed: 1988-11-18
Abstract: PURPOSE:To improve the productivity of a contacting member and the assembly performance of a regulating member by measuring the width of stuck developer in the moving direction of an electrostatic latent image carrier and adjusting the contacting state of the developer to the electrostatic latent image carrier based on the measured value. CONSTITUTION:When pulse bias is impressed between the electrostatic latent image carrier 1 and a developer carrier 11, the developer held on the surface of the developer carrier 11 is electrostatically stuck to the carrier 1 and an image sample is formed on the surface of the carrier 1 along an axial direction. As to the image sample, the width in the moving direction of the carrier 1 is measured on the carrier 1 or a transfer material. The measured value differs in accordance with a developing gap DS and a bristle height regulating gap DB. Therefore, at least either the developing gap DS or the bristle height regulating gap DB is adjusted based on the measured value, so that the contacting state of the developer to the carrier 1 and developing efficiency are adjusted in an expected state. Thus, the assembly of the contacting member and the regulating member 12 is facilitated.
Patent JP-H03156208-A (JP)
Title: Combustion device
Inventor: TATSUMI MITSUYOSHI
IPC: F24F11/02
Filed: 1989-11-10
Abstract: PURPOSE:To effect ignition operation with sure prepurge operation and improve safety and reliability by detecting acturl starting number of revolution of a fan motor and changing number of revolution of the motor to a number of revolution set for slow ignition after a control circuit has judged that number of revolution is within a range of set number of revolution and has continued for a predetermined period of time. CONSTITUTION:A control circuit 14 outputs a starting signal to a fan motor 12 before ignition to start it and prepurge is performed by means of a fan 11. A number of revolution detector 13 detects the actual starting number of revolution of the motor 12 to send the detected signal to the control circuit 14. The circuit 14 controls so that the actual number of revolution detected by the detector 13 remains within a predetermined range (e, e) relative to a starting set number of revolution N1, and also continues for a predetermined time (t1). Consequently, sufficient prepurge is performed. When it is judged that the time (t1) has passed, the circuit 14 controls the motor 12 so that its number of revolution is changed to a set number of revolution N0 for slow ignition to effect ignition operation of an ignition device 10 and to open properly a fuel control valve 9, effecting thereby slow ignition.
Patent JP-H07146328-A (JP)
Title: Burn-in board
Inventor: YOSHIOKA HIROYUKI
IPC: G01R31/26
Filed: 1993-11-24
Abstract: PURPOSE:To reduce the noise interference and cost of a burn-in board used at the time of testing semiconductor devices and to easily manufacture the board. CONSTITUTION:First to fifth substrates 23-27 respectively having lead-out patterns 33 and power supply surfaces on their both surfaces are arranged in a laminating state by dividing the substrates 23-27 into a signal system and power supply system. Then IC sockets 22 are mounted on the first substrate 23 by successively soldering the lead pins 31a-31e of the sockets 22 from the uppermost one in corresponding to the substrates 23-27 and cutting off unnecessary parts from the pins 31a-31e.
Patent JP-H05108304-A (JP)
Title: Data compression system
Inventor: SAKON ETSUKO
IPC: G06F3/06
Filed: 1991-10-14
Abstract: PURPOSE:To attain the compression of data not only with the continuous patterns of the same single byte but with the continuous patterns covering several bytes. CONSTITUTION:A data reading means 1 reads the data to be compressed for each block, and a data check means 2 checks these read data for each byte or every several bytes to check the possibility of compression. A compression pattern deciding means 4 collates the check result of the means 2 with a compression pattern deciding rule 3 to decide a proper compression pattern. A data production means 5 sets the due value to the compressed data consisting of a flag showing the compression pattern decided by the means 4, a control field, and a data pattern field. Then a data writing means 6 writes the compressed data into an output file.
Patent JP-H01165939-A (JP)
Title: Apparatus for measuring foreign matter contained in fluidizing liquid
Inventor: GERUHARUTO BUIIGUREEPU
IPC: G01N21/05
Filed: 1988-11-22
Abstract: PURPOSE: To improve the elimination of air bubbles in a sample fluid by switching a valve provided at a liquid conduit for return flow being connected to a cuvette according to a signal generated from a signal generator. CONSTITUTION: With water that flows into a conduit block, air bubbles are eliminated from conduits 3 and 5 by fiber filters 10 and 11 via pumps 6 and 7 and branch pipes 8 and 9 and are fed to delivery pipes 20 and 21 via a heat exchanger 12 and cuvettes 16 and 17. The exit of the cuvettes 16 and 17 has electromagnetic valves 22 and 23 for shutting off through flow to the pipes 20 and 21 at a timing of output control (-1Hz). Then, when air bubbles exist at one of the cuvettes 16 and 17 they are retained at a cuvette wall due to adhesion force. In this case, by closing the valve 22 or 23, the air bubbles are compressed to a smaller capacity, thus fully eliminating them.
Patent JP-H04167386-A (JP)
Title: Constant voltage discharge tube for ignition device
Inventor: FURUYA TETSUO
IPC: H01T14/00
Filed: 1990-10-30
Abstract: PURPOSE:To cause discharge not at the base portion but at the edge of the end portion of an electrode by forming a circular portion of a circle of diameter R at the edge of the end portion, and making the height of the end portion on the base portion larger than R. CONSTITUTION:A first electrode 4 is in such a form as shown in Figure and the end portion 8 of the electrode has a circular portion of a circle of diameter R at its edge and a cylindrical base portion 9 is provided in connection with the circular portion. The bottom face portion of the end potion 8 joined to the upper face of the base portion 9 is a circle having an area larger than that of the circle of diameter R and a portion where the bottom face of the end portion 8 is joined to the upper face portion of the base portion 9 is concentric with respect to the bottom face of the end portion 8 and also larger than the bottom area of the end portion 8. In this case, the electrode 4 may be directly welded to a first metal sealing body 2 or a metal body 10 such as W, Mo may be mounted on the electrode and mounted on the sealing body 2.
Patent JP-H08134286-A (JP)
Title: Agricultural film
Inventor: SAKAMOTO SHUJI
IPC: A01G13/02
Filed: 1994-11-02
Abstract: PURPOSE: To prepare an agricultural film having excellent transparency, flexibility, elastic recovery, resistance to damage, freedom from adhesion troubles, and workability. CONSTITUTION: An agricultural film formed of a resin compsn. comprising an ethylene polymer having a density of 0.89 to 0.935g/cm<3> as a main component and 10 to 40wt.% ethylene/propylene elastic copolymer having a density of not more than 0.87g/cm<3> . Pref., the ethylene/propylene elastic copolymer has a Mooney viscosity ML1+4 (100 deg.C) of 20 to 70 and a propylene unit content of 22 to 50wt.%, and the ethylene polymer is an ethylene/1-hexene copolymer having a melt index of 0.5 to 10g/10min. Further, the incorporation of 0.5 to 20wt.% inorg. filler in the resin compsn. is pref.
Patent JP-H06141694-A (JP)
Title: Raising seedling apparatus
Inventor: FUJIOKA RETSU
IPC: A01G9/14
Filed: 1992-11-02
Abstract: PURPOSE:To improve the workability for the transfer of a group of raising seedling boxes to a greening cart after sprouting. CONSTITUTION:A group of 30 stacked raising seedling boxes 1 are separated after sprouting into two groups each contains 15 stacked raising seedling boxes. Each raising seedling box 1 is held with a lifting claw 15 of a holding apparatus 6, the held raising seedling box 1 is positioned to a prescribed greening space by raising the lifting claw 15 and the group of the raising seedling boxes 1 supported by the lifting claw 15 is inserted and fixed to a greening cart 9 with an insertion apparatus 8.