baber/WOPTO huggingface dataset:
Patent JP-2001131972-A (JP)
Title: Method of estimating pile supporting force in pile push-in construction method, and driving stop control method
Inventor: KUBO HIDEO
IPC: E02D7/00
Filed: 1999-11-05
Abstract: PROBLEM TO BE SOLVED: To provide a supporting force estimating expresion capable of estimating a real supporting force in executing a pile push-in construction method, and provide an index for controlling driving construction using the estimating expresion. SOLUTION: In conducting this pile push-in construction method, supporting force at a tip of a pile is estimated by: Rap=2WH/(5S+β). Rap is long-period tip supporting force (kN) of the pile, W is weight (kN) of a lower hammer, H is height of fall (m) of the lower hammer, S is pile penetrating quantity (m) per strike, and β is a correction term (m) decided by a pile tip average value of N.
Patent JP-H08145623-A (JP)
Title: Displacement measuring apparatus
Inventor: TARUKAWA HIROSHI
IPC: G01C3/06
Filed: 1994-11-25
Abstract: PURPOSE: To obtain a displacement measuring apparatus employing triangulation in which the distance can be measured by varying the correcting conditions depending on the type of object to be detected. CONSTITUTION: A light projection element 21 projects a light beam 4 toward an object 4 to be detected. A position detection element 7 receives a signal corresponding to the light receiving position and a first signal processing means 30 produces a distance signal Ld. A second light receiving element 21 is also provided and a divider circuit 23 calculates the ratio C of quantity of light received by the second light receiving element 21 and the position detection element 7. A prestored correction value is then selected based on the distance signal Ld and the ratio C of the quantity of received light. This constitution can produce a true distance signal regardless of the surface conditions of the object.
Patent JP-H07145390-A (JP)
Title: Additive for liquid fuel
Inventor: NAKADA TATSU
IPC: C10L1/19
Filed: 1993-11-24
Abstract: PURPOSE:To improve combustion efficiency and reduce NOx CO, and a particulate in an exhaust gas by injecting a liq. fuel contg. a specific nonionic surfactant into an engine room to form very fine fuel particles. CONSTITUTION:The surface tension of a liq. fuel, such as gasoline, gas oil, or heavy oil, is reduced by adding, to the fuel, at least one nonionic surfactant having an HLB of 1.8-11.0 and selected from the group consisting of a sorbitan- fatty acid ester of formula I (wherein R2 and R3 are each H or a group of formula II; and R1 is a 1-18C alkyl), a polyoxyalkylene sorbitan-fatty acid ester of formula III (wherein R4 and R5 are each H or a group of formula II; R1 is a 1-18C alkyl; R6 is ethylene, propylene, or butylene; and (z) is 1-100), and a polyoxyalkylene sorbit-fatty acid ester of formula IV (wherein (l), (m), (n), (o), (p), and (q) are each 1-100; and R7 is H or a group formula II). The fuel injected into an engine room, to form very fine fuel particles.
Patent JP-H03175628-A (JP)
Title: Manufacture of semiconductor device
Inventor: TSUKADA YASUTOSHI
IPC: H01L21/3065
Filed: 1989-12-04
Abstract: PURPOSE:To keep a high selecting ratio for AlGaAs and to etch a GaAs layer uniformly by performing etching by using the mixed gas of halogen compound that does not contain fluorine and NF3, thereby removing a spontaneous oxide film formed on the surface of GaAs in a short time. CONSTITUTION:A first compound semiconductor layer 4 containing either Al or In and a second compound semiconductor layer 11 which does not contain Al and In are sequentially grown on the surface of a semiconductor substrate 1. Thereafter, the second compound semiconductor layer 11 is selectively etched by using the mixed gas of a halogen compound which contains either of chlorine or bromine and does not contain fluorine and NF3. For example, a GaAs layer 2, a first N-type GaAs layer 3, the AlGaAs layer 4 and the second N-type GaAs layer 11 are epitaxially grown continuously on the surface of the semi- consulating GaAs substrate 1. Then, an ohmic electrode 10 is formed. With photoresist 12 as a mask, the second N-type GaAs layer 11 in the gate forming region of a FET is selectively etched by an RIE method using the mixed gas of SiCl4 and NF3.
Patent JP-H06145817-A (JP)
Title: Method for redicting completion of heating in butch type annealing furnace
Inventor: NAKAJIMA KUNIO
IPC: C21D11/00
Filed: 1992-10-30
Abstract: PURPOSE:To provide a method for predicting the completion of heating in an annealing furnace in a high precision by using a heat transferring model in consideration of the shape difference of a convecter plate. CONSTITUTION:Setting data in each charge are given to an annealing operation observing device 2 through an annealing production control device 1. A heating pattern for annealing according to the setting data and the used convector plate type are given to the annealing operation observing device 2 through a data base 3 to control the annealing operation in an annealing furnace 5. Then, based on the measured data as the actual measured values of furnace wall temp. and atmospheric gas temp. given to the annealing operation observing device 2, convector plate type and heating pattern for annealing operation are given to the heat transferring model 6, and cut-off area ratio in the plate part according to above is inputted into the heat transferring model 6. In the heat transferring model, the temp. at the coolest point in a coil is calculated based on the given information, and the soaking setting time is corrected through an annealing setting value correcting device 8 to control the operation of the annealing furnace 5.
Patent JP-H01158748-A (JP)
Title: Laser processing device
Inventor: SHIRASU HIROSHI
IPC: B23K26/00
Filed: 1987-12-15
Abstract: PURPOSE:To improve throughput and heighten processing alignment precision by forming an alignment laser beam, by which positioning of a processing laser beam and a workpiece is performed, to an image on the workpiece through the same objective lens. CONSTITUTION:The oscillation of processing laser beams 5 is stopped during wafer alignment, one 6 of alignment laser beams is shielded by a shutter 22, reflecting beams are introduced to a detector 8 by a beam splitter 4 when an alignment mark 10 provided on a wafer 9 is passed thereunder, a wafer position is measured by a range finder 14 and the position of the alignment mark 10 is known when reflecting beams are maximum. A Y-axis alignment mark 10' and a wafer rotating alignment mark 10' other than an X-axis alignment mark 10 are provided, according to these measurement standard coordinate axes X, Y and its origin can be determined, operated from coordinates (LXO, LYO) of a processing point 11 and the distance (LXO, LYO) between the processing point 11 and the origin can be obtained. Therefore, positioning precision can be heightened during operation.
Patent JP-H08170302-A (JP)
Title: Elastic paving method
Inventor: OZAKI MASAYOSHI
IPC: E01C13/00
Filed: 1994-12-20
Abstract: PURPOSE: To improve compressive strength and load resistance, and to ensure elasticity by mixing resin chips having specified hardness into foamed polyurethane, coating the upper section of a foundation bed with the mixture and laminating a non-intumescent polyurethane elastic paving material. CONSTITUTION: The upper section of a foundation bed such as ascon is coated with a backing conditioner, and a silicone foam stabilizer is mixed when a chief material and a hardener are mixed, thus obtaining a foamed urethane resin. The chips of a resin waste material, etc., are mixed uniformly, the upper section of the foundation bed is coated with a mixed liquid to prepare a lower layer, and a non-intumescent urethane elastic material is laminated. A chief material mainly comprising an urethane prepolymer having an isocyanate group and a hardener from an active hydrogen compound, inorganic fillers, a catalyst and other assistants are mixed at that time. 5-70wt.% chips having hardness of 70A-80D are contained in a foamed polyurethane resin having an expantion ratio of 1.2-3.0 times and a density of 0.4-1.05g/cm.  A polyurethane bumper of specific gravity of 0.9-1.2 and grain size of 0.5-5mm and a rubber tire having a grain size of 0.5-5mm are used as the chips.
Patent JP-H04188273-A (JP)
Title: Stock price pattern collating device
Inventor: TANIGAWA TETSUJI
IPC: G06Q40/04
Filed: 1990-11-21
Abstract: PURPOSE:To collate a stock price to a stock price data string in which a name, a period, a face value and the number of issuing sheets differ by non-linearly expanding and contracting the time base of the normalized stock price data string based on a dynamic plan method and collating an optimum pattern to the different stock price data string which is previously normalized. CONSTITUTION:An input buffer part 20 stores the stock price data string which is normalized by a data normalizing part 10. Since the data buffer part is requested to have a large capacity and to read/write data at high speed, a magnetic disk device and the like are used. A distance calculation part 30 calculate all possible combinations of the distances of respective elements between standard stock price data and input stock price data, which are received from the input buffer part 20. A DP matching part 40 decides the optimum corresponding relation of the respective elements of standard data and input data and the corresponding relation which sets the sum of the distances between respective elements and the corresponding input stock price data strings to be a minimum by using the sum. Thus, the stock price pattern is automatically collated by removing the economic bias component of the stock price.
Patent JP-H04185675-A (JP)
Title: Magnetic ink and formation of bar code by using same
Inventor: ISHIKAWA FUMIHIKO
IPC: B41J2/00
Filed: 1990-11-21
Abstract: PURPOSE:To obtain a magnetic ink which is stable for a long time, is lowly abrasive to the apparatus to be and can form a bar code pattern harmonious with the hue of an article by mixing a binder resin with a magnetic substance containing an organic magnetic substance. CONSTITUTION:A magnetic ink is obtained by mixing a binder resin (e.g. PS, a styrene/propylene copolymer, PVC, PE or PP) with a magnetic substance containing an organic magnetic substance (ferrocene polymer) e.g. one containing an organic magnetic substance and an inorganic magnetic substance, e.g. Fe, Ni, Co, alloy thereof, MnFeO4 or Fe3O4. This ink is stable for a long time and is not abrasive to the apparatus to be used. This ink can form a bar code pattern harmonious with the hue of an article.
Patent JP-H03206431-A (JP)
Title: Light wavelength converting device
Inventor: GOTO CHIAKI
IPC: G02B27/09
Filed: 1989-12-06
Abstract: PURPOSE:To converge a wavelength-converted wave which is projected from a fiber type light wavelength converting element into a fine spot through a normal spherical lens by making the wave front of the wavelength-converted wave plane or spherical. CONSTITUTION:This light wavelength converting device consists of the light wavelength converting element 10 and a reflection type optical element 20 which converts the wave front of the wavelength-converted wave projected from the element 10 from a conic wave front to a plane or spherical wave front. Then the light wavelength converting element 10 is an optical fiber which is formed by charging a core 11 made of a nonlinear optical material in the hollow part in the center of a clad 12. The reflection type optical element 20 is arranged having its center axis J aligned with the center of the core 11 of the light wavelength converting element 10 and is provided with an incidence surface T1 where the 2nd higher harmonic 15' is made incident, a 1st reflecting surface M1 which reflects the wave toward the center axis J, and a 2nd reflecting surface M2 which reflects the 2nd higher harmonic 15' reflected by the surface M1 away from the light wavelength converting element 10. The wave front of the wavelength-converted wave 15' is converted into the plane or spherical wave front and the wavelength-converted wave 15' passes through a normal spherical lens 19. Consequently, the wave can be converted into the small spot.
Patent JP-H11149226-A (JP)
Title: Fixing device
Inventor: ISHIKAWA CHUJI
IPC: G03G15/20
Filed: 1997-11-18
Abstract: PROBLEM TO BE SOLVED: To increase strength in the three-dimensional direction compared with ribs in parallel with the axial direction and provide the same strength even if the wall is made thin (weight reduction) and shorten a temperature rising time by forming ribs slanting relative to a roller axis on the inner face of the roller. SOLUTION: For example 16 ribs are arranged on the inner face of a roller in uniform distribution, and these ribs are twisted so as to slant relative to the roller axis. This degree of twist is decided from both roller strength and low heat capacity, and how many ribs are to be arranged is different from the material and the like, but for providing desired strength, at least about 15 deg., or twist of one turn extending over the full length of the roller (one-lead/ full-length) is required. As for the material, aluminum, iron, further composite of either material and inorganic material (cermics or the like), organic material (heat resisting polymer) are used.
Patent JP-S63173458-A (JP)
Inventor: GUREGORII EDOWAADO BERU
IPC: H04N1/17
Filed: 1987-12-15
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-H06163429-A (JP)
Title: Method of forming al or al alloy film
Inventor: YAMAMOTO HIROSHI
IPC: H01L21/205
Filed: 1992-11-26
Abstract: PURPOSE:To enable an Al or an Al alloy film to be stably formed less leaving residual carbon or the like by a method wherein alane adduct gas represented by a chemical formula, AlH3.X, wherein X is liquid at a normal temperature, is supplied into a CVD reaction tank as Al material by bubbling. CONSTITUTION:Alane adduct gas AlH3.P(C2H5)3 is prepared as Al material, filled into a bubbler 4, and kept at a temperature of 60 deg.C. In this state, alane adduct gas AlH3.P(C2H5)3 is introduced into a film forming chamber 8 by bubbling H2. A substrate 18 composed of an Si wafer on which barrier metal TiN is deposited is placed inside the film forming chamber 18, and an Al film is made to grow on the barrier metal TiN. As mentioned above, alane adduct gas is liquid at a normal temperature, so that it can be stably supplied to a CVD reaction tank by bubbling. Furthermore, as alane adduct gas is thermally stable, a film can be stably formed.
Patent JP-H01160228-A (JP)
Title: Receiving frame synchronizing circuit
Inventor: TAKAI HARUKI
IPC: H04J3/06
Filed: 1987-12-17
Abstract: PURPOSE:To normally transmit and receive data by defining the other station sending burst in the middle of receiving at present as a burst for obtaining a temporary receiving frame time reference and maintaining a receiving frame synchronization even when a reference burst disappears. CONSTITUTION:A reference burst condition detecting circuit 14 defines the receiving prediction position of the reference burst by inputting receiving time base information 123 from a receiving frame preparing circuit 16, and the circuit 14 supervises a encoding detection timing signal 120 for synchronizing for a reference burst in such a position. The existence of the reference burst is decided, and a selecting circuit switching signal 121 is outputted to a selecting circuit 15. By the selecting circuit 15, the signal 120 is selected when that the reference burst exists is decided by the selecting circuit switching signal 121. The selected signal is outputted in being made into a receiving frame preparing circuit resetting signal 122. Consequently, even when the reference burst disappears, the synchronization of the receiving frame can be maintained.
Patent JP-H10208395-A (JP)
Title: Sample amplitude read channel
Inventor: RICHARD T BEHRENS
IPC: G11B5/012
Filed: 1997-11-18
Abstract: PROBLEM TO BE SOLVED: To reduce the power consumption by asymmetrically sampling an analog read signal, adaptively equalizing an obtained discrete time sample value, and detecting digital data from a synchronous sample value extracted through an interpolated timing recovery. SOLUTION: An expected sample value generator B151 calculates a phase error between acquisition by generating an expected sample YTk+τ. When an interpolated RNS sample value D108 is calculated, interpolation interval τ, B128 used by an interpolator B122 is generated, and the interpolated RNS sample value D108 is re-converted to binary expression Yk+τ after rescaling. The interpolated binary sample value Yk+τ, B102 and an estimated sample value-Yk+τ from a slicer B141 are inputted to an RNS equalizer filter C103 to be used in an improved least squares algorism.
Patent JP-H08152313-A (JP)
Title: Composite optical element and inclination angle measuring apparatus employing it
Inventor: KADOMATSU YUJI
IPC: G01C9/06
Filed: 1994-11-29
Abstract: PURPOSE: To increase the quantity of luminous flux to be received by providing a polarization separation plane for reflecting the predetermined polarization components of an incident light and passing the perpendicularly intersecting components, and an optical path for reflecting the transmitted components and returning the transmitted components to the separation plane. CONSTITUTION: Lights from a light source 101 enter into a collimator lens 102 to produce a collimated luminous flux L0 which enters into a righ-angle prism 103. A luminous flux L0 impinging normally on an incident plane 103a enters into an inclining plane 103b at an angle of about 45 deg. and the S polarization component LPR1 is reflected on a polarization separation plane 104 on the outside while the P polarization component LPT1 is transmitted through the plane 104. The luminous flux LPR1 leaves an outgoing plane 1O3c as a reference light while the luminous flux LPT1 enters, as a measuring light, into an optical member 105 from the bottom face 105a and passes through a reflection optical path including a measuring plane 109a and the separation plane 104 before leaving the outgoing plane 103c as a luminous flux LPT2 .  The luminous flux LPR1 , LPT2 passes through a lens 106 to be imaged on the light receiving element in a detector 107 and the inclination angle of apparatus is determined based on the relative displacement in the position of condensation.
Patent JP-H11149755-A (JP)
Title: Disk reproducing apparatus
Inventor: HAMAMOTO TAKESHIGE
IPC: G11B19/28
Filed: 1997-11-19
Abstract: PROBLEM TO BE SOLVED: To provide a disk reproducing apparatus whose search time is shortened still more. SOLUTION: On the basis of the detection output of a rotation detector 3, a system control circuit 10 measures the rotation period T0 of a disk 1 starting from the starting point of a program region during the reproducing operation of the disk 1 and the rotation cycle T of the disk 1 starting from a point which is different from the starting point of the program region during the reproducing operation of the disk 1. Then, the system control circuit 10 performs a prescribed computing operation by using the rotation period T0 so as to find the linear velocity V of the disk 1, and it performs a prescribed computing operation by using the rotation period T0 and the rotation period T so as to find the track pitch TrP of the disk 1.  Then, the system control circuit 10 generates a track table, to be referred to in a search operation, on the basis of the found linear velocity V and the found track pitch TrP.
Patent JP-H01159897-A (JP)
Title: Sense amplifier
Inventor: MATSUMOTO OSAMU
IPC: G11C16/26
Filed: 1987-12-16
Abstract: PURPOSE:To make an action speed into a high speed by adding a PMOS transistor, in which a gate and a drain are made into an equal potential, to the circuit of a sense amplifier. CONSTITUTION:A PMOS transistor 7, in which the gate and drain are made into the equal potential, and a PMOS transistor 8, in which a certain voltage is supplied to the gate, are connected in parallel to a signal line from a signal source to be detected, and further, the signal source is supplied to either of the gate of a PMOS transistor 9 or the gate of an NMOS transistor 10 in CMOS transistor to compose a ratio circuit. Thus, the action speed of the sense amplifier can be made high-speed.
Patent JP-H04190087-A (JP)
Title: Precise electric furnace
Inventor: TANIGUCHI YOSHIHIRO
IPC: F27B3/08
Filed: 1990-11-26
Abstract: PURPOSE:To permit the welding of a feeding terminal board under a condition that a heater is set to a molded heat insulating material by a method wherein the heater of respective zones is constituted of one piece of large wire metallic heater wound spirally and continuously while the feeding terminal plate is attached to the outside surface of the large wire metallic heater through butt welding. CONSTITUTION:A heater 4 is formed of one piece of continuous spiral large wire metallic heater across the whole zone of the same while a wire, having a diameter larger than 7mm, is used for the large wire metallic heater. A feeding terminal plate 3 is attached to the boundary part of the zone of the heater 4 on the outside surface of the heater 4 through butt welding 7 so that the direction of the end rim to be welded coincides with the extending direction of the wire of the heater 4. According to this method, the terminal plate can be welded to a heater having a diameter larger than 7mm. Another feeding terminal plate, attached to the outer end side of the zone of the end of the heater, can be mounted by welding in a similar manner. According to this constitution, temperature deterioration at the boundary of the zones of the heater in a furnace body 1 can be prevented and, further, the feeding terminal plate 3 can be welded after the heater is set to a molded heat insulating material 2.
Patent JP-H10156517-A (JP)
Title: Method for working monolithic back up lining in molten metal vessel
Inventor: SAKAKIYA KATSUTOSHI
IPC: B22D41/02
Filed: 1996-11-28
Abstract: PROBLEM TO BE SOLVED: To obtain a working method excellent in working surroundings without using inner mold flask, needing a skilled brick laying technician and heavy labor work by fitting studs on the inner surfaces of an iron shell in a molten metal vessel and casting monolithic permanent refractory into gap after constructing precast blocks. SOLUTION: The studs 11 are fitted in a prescribed interval to firmly stick the monolithic backup lining 20 for working in the inside of the iron shell as the outer shell of the molten metal vessel to the iron shell. A dammy square frame is fixed to a position for laying a square bed brick 14. Thereafter, bedding backup lining is cast into the bedding part at the bottom part of the molten metal vessel. The precast blocks 5 formed as the smaller diameter by the size of thickness of the backup lining working than that of the iron shell are constructed and the monolithic backup lining 20 is cast from the upper part into the gap 10 between the iron shell and the precast blocks 5 or pressed from the bottom part.