baber/WOPTO huggingface dataset:
Patent JP-H06321821-A (JP)
Title: Liquid crystalline compound, liquid crystal composition containing the same, liquid crystal element having the same, method for display and display device using the same
Inventor: NAKAMURA SHINICHI
IPC: C07D277/64
Filed: 1993-05-17
Abstract: PURPOSE:To obtain a liquid crystalline compound, having a high response speed and contrast ratio and effectively used for reducing the temperature dependence of the response speed. CONSTITUTION:The liquid crystalline compound is expressed by formula {A3 is formula II to VII, etc.; A1 and A2 are A3, formula VIII to X, etc.; X1 and X2 are single bond, Z2, CO, COZ2, Z2CO, CH2O, OCH2, OCOO, CH2CH2, CH=CH or CE C; R1 is H, halogen, CN or X3(CH2)pCtF2t+1 [X3 is single bond, O, COO or OCO; (p) is 0-18; (t) is 1-181, 1-18C linear, branched or cyclic alkyl; Z1 and Z2 are O or S; R2 and R5 are H, 1-18C linear or branched alkyl; (m) is 0 or 1; (r) is 2-18}, e.g. 6-octyl-2-(4perfluorooctylphenyl)benzothiazole. This compound is good in compatibility with other compounds and can be used for regulating the spontaneous polarization, chiral smectic C pitch, cholesteric pitch, temperature range in which the liquid crystal phase is assumed, optical anisotropy, tilt angle, dielectric anisotropy, etc., as a liquid crystal mixture.
Patent JP-S6029684-A (JP)
Title: Inspecting method and device by nuclear magnetic resonance
Inventor: IWAOKA HIDETO
IPC: G01R33/48
Filed: 1983-07-27
Abstract: PURPOSE:To obtain fault images of plural slice surfaces related to a specified atomic nucleus distribution, etc. in a body to be inspected, in a short time, by changing forcibly a direction of a magnetization M by three kinds of pulse sequences, and also executing the same method as to another slice surface, within a time when the magnetization M is returned to a thermal balance state. CONSTITUTION:A sequence is executed immediately by selecting other slice surfaces B, C which are different from a slice surface A and are not influenced by a state of magnetization of the slice surface A, by changing a value of offset, without waiting for even a time when a magnetization M of the slice surface A coincides with a Z' axis. That is to say, the value of offset is changed to SB from SA, the slice surface B is selected, a 90 deg. pulse is applied immediately, and after a tau time has elapsed, a (180 deg.-x) pulse is applied, and subsequently, after a tau time has elapsed, a 90 deg. pulse is applied. In the same way, the value of offset is changed to SC from SB, other slice surface C which is different from the slice surface A and B, and is not influenced by a state of magnetization of each slice surface is selected, and a sequence No.3 is executed. In this way, one projection signal of a projecting direction alpha1 is obtained with regard to (n) pieces of slice surfaces A-N, respectively.
Patent JP-S5839062-A (JP)
Title: Semiconductor device and manufacture thereof
Inventor: TANGO HIROYUKI
IPC: H01L27/12
Filed: 1981-09-02
Abstract: PURPOSE:To obtain an MOS semiconductor device which has preferable device charateristics by uniformly or decreasingly forming the crystal defect density of a semiconductor layer formed on an insulator in thicknesswise direction, thereby reducing the drain leakage current and reducing the depth of the diffusing length of source and drain regions. CONSTITUTION:A silicon film 2 is epitaxially grown by thermal decomposition of silane SiH4 on a sapphire substrate 1, silicon ions are implanted in the boundary of the silicon and the sapphire, thereby forming the boundary in amorphous state. The region having preferable crystallinity of the silicon surface is converted to single crystal as seeds of solid phase epitaxial growth, thereby improving the crystallinity of the silicon and sapphire boundary region. Then, silicon ions are implanted in the surface of the silicon film, are converted to amorphous state, and are heat treated, thereby growing solid epitaxially from the region of the boundary between the silicon and the sapphire.
Patent JP-2000328077-A (JP)
Title: Preparation of alternative fuel for gas oil and its preparation apparatus
Inventor: GOTO YUSUKE
IPC: C10L1/08
Filed: 1999-05-18
Abstract: PROBLEM TO BE SOLVED: To provide a preparation process of an alternative fuel for gas oil with which process an alternative fuel is obtained easily and cost-effectively with shortened steps at a high recovering ratio giving less by-products and to provide its preparation apparatus. SOLUTION: A preparation apparatus 10 of an alternative fuel for gas oil has a first raw material container 11 containing a first raw material consisting of a virtually non-fossil fuel, a second raw material container 12 in which a lower alcohol and a catalyst are mixed to yield a second row material, a reaction container 20 in which the first raw material and the second raw material are mixed, stirred and kept still to prepare a fatty acid ester, a first transferring device by which the first raw material is transferred from the first raw material container 11 to the reaction container 20, and a second transferring device by which the second raw material is transferred from the second raw material container 12 to the reaction container.
Patent JP-H08304389-A (JP)
Title: Small size automatic corpuscle counting device
Inventor: YADA TAKAAKI
IPC: G01N1/10
Filed: 1995-05-10
Abstract: PURPOSE: To provide an automatic corpuscle counting device in which the visibility of a sample suction probe is excellent when a test tube is inserted so that operation performance is improved by constituting the device so that the sample suction probe is tilted backward and is actuated up and down. CONSTITUTION: The sample probe 2 of a sample suction part 1 is provided so as to be tilted backward. The front face portion F of a device is tilted backward so as to be parallel to the probe 2 so that the height of the device is set low. The probe 2 is actuated up and down at a backward-tilted angle of approximately 60 degrees in the suction part 1, also moves backward parallel at the angle, and is actuated up and down at a tilted angle of approximately 60 degrees also against a sample cell 6. Accordingly, the added height in a vertical direction of the length of the probe 2 itself, its stroke, and vertical space into which the test tube 4 is inserted can be set lower. The device can be compact as much. Further, it becomes easy to view the probe 2 when the test tube 4 is inserted so that operation performance is improve.
Patent JP-H05332343-A (JP)
Title: Automatic play adjusting device for clutch
Inventor: KUBOTA HIRONOBU
IPC: B60K23/02
Filed: 1992-05-28
Abstract: PURPOSE:To automatically adjust a clutch play by providing a ball engaging groove in arm inner wire, wire holder connectable to and disconnectable from the inner wire through a ball engaged with the groove and a cam part for engaging the detached ball with the groove, in a Bowden wire. CONSTITUTION:When a clutch pedal 5 is stepped in as shown by A, a Bowden wire 10 is pulled in as shown by B, to disconnect a clutch. In automatic play adjusting a clutch, when the clutch pedal 5 is released, it is returned by a spring 5C, and on the other hand in the case that a release fork 25 is pressed without a clutch play, the fork is pulled in as shown by C1, B1, so that an inner wire 12 pulls a wire holder 14 as shown by B2 through a ball 13, to make it free. A cylinder 27 having a cam part 27A is slid as shown by B3 by a spring 28, to press in the ball 13 by the cam part 27A in a diametric inward direction engaged with a groove 12A in the next step, and a play can be automatically adjusted by connecting the inner wire 12 to the wire holder 14.
Patent JP-H08307151-A (JP)
Title: Voltage controlled oscillator and pll circuit employing the oscillator
Inventor: ISHIDA YASUHIKO
IPC: H03L7/099
Filed: 1995-05-11
Abstract: PURPOSE: To easily vary a wide band frequency output with a small change of a control voltage by providing a Cds photocoupler whose light source is a diode deciding an oscillation characteristic of an oscillation section and a capacitor and driving the diode by a received control voltage. CONSTITUTION: A current buffer 100 is provided with an operational amplifier IC1A, a resistor R11, a transistor (TR) Q11 and power supplies VCC, VEE, and a photocoupler Cds1 uses a LED for a light source and a Cds for a light receiving element, the emitted light quality is controlled by a current supplied to the LED and the resistance of the Cds is varied continuously with an incident luminous quantity. That is, a current flowing to the LED of the photocoupler Cds1 with respect to an applied voltage V-in depends on characteristics of forward voltage and forward current of the light emitting diode LED and the forward current is suddenly increased when the applied voltage exceeds a prescribed forward voltage, then the current flowing to the LED is driven by the applied voltage V-in. Thus, a small voltage change in the applied voltage V-in with an offset causes a wide band frequency change in an oscillated frequency F-out.
Patent JP-H0432093-A (JP)
Title: Semiconductor memory
Inventor: FUKUZOU YUKIO
IPC: G11C11/409
Filed: 1990-05-28
Abstract: PURPOSE:To reduce the increase of the number of data lines and the number of data amplifier sets caused by multi-bit conversion to half and to realize the high integration of a semiconductor memory by transferring memory cell data by tetra-value leveling. CONSTITUTION:A pair of bit lines 1 are inputted to sense amplifiers 2a, 2b, 3a, 3b..., respectively, outputs of a pair of sense amplifiers 2a, 2b corresponding to a memory cell of a 2-bit portion are inputted to a tetra-value level generating circuit 10, and an output of the tetra-value level generating circuit 10 is transferred through a common lead wire and transferred to one piece of data line 6 through a column switch 4 controlled by a column decoder 8. The tetra-value level generating circuit 10 is a circuit for generating four kinds of levels by a binary level output of two sense amplifiers. A data line 6 for transferring this tetra-value level is inputted to a 2-bit data converting circuit 12, and memory cell data of a 2-bit portion is regenerated. In such a way, an increase of a data line and a data amplifier caused by multi-bit conversion is reduced to half, and the high integration can be realized.
Patent JP-H01307322-A (JP)
Title: Echo canceller
Inventor: AWATA YUTAKA
IPC: H04B3/23
Filed: 1988-06-06
Abstract: PURPOSE:To attain the initial training of an echo canceller at the post stage simply by applying convolution calculation to each tap coefficient with an equalizer and an echo canceller of the pre-stage (1st) so as to use the coefficient as the tap coefficient of the post stage (2nd) of the equalizer. CONSTITUTION:First and second echo cancellers 8, 10 generate a pseudo echo signal based on a transmission data to cancel the echo in the reception signal and an equalizer 9 compensates the line loss. Then a convolution arithmetic section 11 is provided, which applies convolution calculation of each tap coefficient of the 1st echo canceller 8 and the equalizer 9 and the result of calculation obtained from it is outputted to the 2nd echo canceller 10 as the tap coefficient. Thus, the initial training of the 2nd echo canceller 10 is simplified.
Patent JP-S6030975-A (JP)
Inventor: SEKIGUCHI KAZUHIRO
IPC: F25D21/08
Filed: 1983-07-29
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S5929544-A (JP)
Title: Photo projector for wiper controller
Inventor: FUKATSU YOSHIAKI
IPC: G01N21/958
Filed: 1982-08-06
Abstract: PURPOSE:To reduce the amount of electric power consumed of an optical ray source as well as detect the amount of rain water droplets with good efficiency by a method in which the optical ray source of a photo projector for a wiper controller to detect the amount of rain water droplets by optical ray on the wind screen glass is made up of an infrared rays luminous diode. CONSTITUTION:An optical ray source 3 is supported through an optical ray source supporter 13 on the upside of a fender mirror 1. The optical ray source 3 is made up of an infrared rays luminous diode 14 and a beam expander 15. An infrared rays-permeable filter 17 is also provided to a movable mirror 11 and only the infrared rays of the luminous diode 14 can pass through the filter 17. By using such as infrared rays luminous diode 14, the amount of electric power consumped of the optical ray source can be reduced, and since the ray is abundant in monochromatic rays and also is coherent, the detection of the amount of rain water droplets can be attained with good efficiency.
Patent JP-S63303312-A (JP)
Title: Light attenuator
Inventor: IMAI YUJI
IPC: G02B26/02
Filed: 1987-06-03
Abstract: PURPOSE:To stabilize performance for a long period of time by sealing a gas which absorbs light of the wavelength of an incident luminous flux into a chamber means disposed at the mid-point of an optical path and varying the absorption quantity of the light at the time of passing through the chamber means by a control means. CONSTITUTION:An attenuation chamber 10 is made of a stainless steel and is installed with an incident window 12 and exit window 14 formed of quartz at both ends. A laser beam LB passes the inside of the chamber 10. For example, the beam of 249nm oscillation line of KrF which is an excimer laser is used for the beam LB. Freon FC11 is sealed into the chamber 10. The pressure in the chamber 10 is measured by a pressure gage 16. The internal pressure of the chamber 10 is controlled by the respective opening and closing actions of gas feed and discharge valves 18, 20 by utilizing the phenomenon that the transmittance of the beam LB changes with the internal pressure of the chamber 10, by which the attenuation rate of the beam LB passing the chamber 10 in the final is controlled. Since the attenuation of the light is executed by the absorption of the gas in such a manner, the cleaned gas is usable at all times and the performance of the light attenuation is stabilized for a long period of time.
Patent JP-H10327816-A (JP)
Title: Plurally stepped steaming basket-inserting apparatus
Inventor: HIRAI TORU
IPC: A23L17/00
Filed: 1997-05-28
Abstract: PROBLEM TO BE SOLVED: To increase operation efficiency by carrying out transfer of a steaming basket from many stuck steaming baskets to a dried carrier every plural sheets in steaming basket-inserting apparatus in dried small sardines producing process. SOLUTION: In small basket-inserting apparatus for transferring steaming basket of many stuck steaming baskets containing dried small sardines to shelf of dried carrier, a frame body having space for housing many stuck steaming baskets is formed of oppositely standing main body frames and vertically movable conveyer body carrying plural pairs of inserting conveyers is installed in the frame body and claw for press-feeding steaming basket having a length capable of successively joining from top steaming basket in many stuck steaming baskets to the rear end of steaming basket in desired stage is installed in hung state in each pair of conveyers and a steaming basket-delivering part for inducing steaming basket in each stage press-fed to the front of each conveyer to each corresponding dried carrier shelf is installed.  Further, a sensor for recognizing the position of the top steaming basket among many stuck steaming baskets and a control mechanism for controlling vertical motion of conveyer body and normal-reverse motion of inserting conveyer by information from the sensor is installed.
Patent JP-S62295044-A (JP)
Title: Positive type photosensitive composition
Inventor: OBARA HIDEKATSU
IPC: G03C1/72
Filed: 1986-06-16
Abstract: PURPOSE:To contrive the improvement of the dimensional stability of a resist pattern against the quantity of exposure by incorporating an oily dyestuff and an alkaline soluble dyestuff to the positive type photoresist. CONSTITUTION:The titled composition is formed by incorporating the oily dyestuff and the alkaline soluble dyestuff which have the light absorbing wavelength range of 230-500nm respectively to the positive type photoresist. The oily dyestuff is not specified, if said oily dyestuff has the light absorbing wavelength range of 230-500nm, preferably 300-460nm, and has solubility against a fat and oil and an org. solvent, and is insoluble to alkaline. The total used amount of the oily dyestuff and the alkaline soluble dyestuff is 0.5-10wt% for the solid matter of the positive type photoresist. The compounding ratio of the oily dyestuff and the alkaline soluble dyestuff is (1:1)-(1:4) by weight basis. Thus, the titled composition having the very excellent dimensional stability of the resist pattern against the exposure is obtd.
Patent JP-H05334946-A (JP)
Title: Vacuum circuit breaker
Inventor: UCHIDA YOSHINORI
IPC: H01H33/66
Filed: 1992-05-29
Abstract: PURPOSE:To prevent the damage and deformation of constituent elements associated with the current path of a vacuum circuit breaker such as an electrode rod due to the flow of a large current, thereby obtaining the excellent characteristics of for disconnecting and standing for the large current. CONSTITUTION:A guide member 1064 provided in a part of a vacuum vessel 1060 to guide a movable-side electrode rod is fixed on the extending part of an insulating frame 108 by a fixing hardware. With this arrangement, even when large electromagnetic force is exerted due to the flow of a large current, the damage and deformation of constituent members associated with the current path of a vacuum circuit breaker can be prevented.
Patent JP-H032666-A (JP)
Title: Piezoelectric acceleration sensor
Inventor: KUNIMURA SATOSHI
IPC: G01P15/09
Filed: 1989-05-31
Abstract: PURPOSE:To simplify the structure of a sensor and to suppress the temperature change of an output by arranging an insulating material wherein the temperature changing rate of elasticity has a specified range with respect to the sensor in a space which is provided in the inside of a piezoelectric body. CONSTITUTION:A pedestal 11 is attached to a material to be measured rigidly. A film shaped piezoelectric body 13 is fixed to a measuring surface 12 which is orthogonal to a sensing axis G of the pedestal 11. A load body 14 which acts as an inertial mass part is provided on the piezoelectric body 13. The planar shape of the piezoelectric body 13 is point-symmetrical with the axis G as the center. A space P which is also point-symmetrical by the similar way is formed in the inside. An insulating material is arranged in the space P. The temperature changing rate of the elasticity of the insulating material is smaller than the temperature changing rate of the equivalent elasticity of a part from which the pedestal 11 and the load body 14 are removed. The shape of the plane of the load body 14 which is in contact with the piezoelectric body 13 is point-symmetrical with the axis G as the center. The shape of the cross section thereof is line-symmetrical with the axis G. When the structure such as this is formed, the structure can be made compact and simple, the output is high and temperature dependence can be made less.
Patent JP-H07147783-A (JP)
Title: Abnormality detector for device where pulse width modulation is used
Inventor: NAKAMURA AKIHIKO
IPC: H02M7/48
Filed: 1994-06-21
Abstract: PURPOSE:To monitor triangular waves so as to detect abnormality by inputting the output of wide pulses into an OR gate with first and second comparators which compare the signal from a triangular wave generator with positive reference voltage and negative reference voltage, respectively, and inverting the output of the OR gate with a NOT circuit, and latching the signal with a flip flop. CONSTITUTION:Positive reference voltage is inputted into the inversion input terminal of a first comparator 14, and a triangular wave signal into the noninversion input terminal. Moreover, negative reference voltage is inputted into the noninversion input terminal of a second comparator 15, and a triangular wave signal into the inversion input terminal. Hereby, the first and second comparators 14 and 15 output pulse signals constant in width and frequency, respectively And, first and second timers outputs the wide pulses of the signals, and an OR gate outputs a high signal. A NOT circuit inverts the high signal into a low signal, and inputs the output into a flip flop 20, thus an abnormality signal can be monitored from the output.
Patent JP-H085079-A (JP)
Title: Under-floor foot-warmer
Inventor: OKAMOTO SUSUMU
IPC: F24C1/00
Filed: 1994-06-21
Abstract: PURPOSE:To provide an under-floor foot warmer in which a wide seat table can be assured in such a way that things may easily be placed thereon a writing work or a manual operation may easily be carried out and a chattering may also be performed at easy and a relaxed feeling. CONSTITUTION:A top plate 31 of a seat table 3 is extended from a cresent (A) from liens connecting upper ends of supporting legs 32. A seat surface sheet 4 extended to a cresent (B) from the lines connecting the lower ends of the supporting legs 32 is arranged on a floor surface F.
Patent JP-S5471964-A (JP)
Title: Charge detection of charge coupled device
Inventor: KOUDA SHIGETO
IPC: G11C27/04
Filed: 1977-11-18
Abstract: PURPOSE: To detect a multiple-level charge quantity to make it possible to perform A/D conversion simply by adding a temporary accumulating electrode to a charge detector circuit and transferring a fixed-quantity charge from the signal charge accumulated in the potential well under this electrode to a charge detecting node and detecting charge.  
     CONSTITUTION: Semiconductor substrate 10 has insulating film 12 on the surface, and electrodes 20 and 21 are provided at a prescribed interval on this film 12. Then, the multiple-level signal charge which is obtained by multiplexing plural digital signals is accumulated and transferred by the potential well formed near the surface of semiconductor substrate 10 under electrodes 10 and 21. Here, electrode detecting electrode 20 is provided adjacently to electrode 21 nearest to the output side, and the multiple-level signal charge is accumulated under electrode 20 temporarily, and a fixed-proportion charge quantity is transferred from the accumulated signal chrarge to the detecting node successively, thereby detecting charge. As a result, the charge quantity transferred in multiple levels can be detected and converted to a digital quantity by a simple constitution. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S62295390-A (JP)
Inventor: FUKAO RYUZO
IPC: H05B33/14
Filed: 1986-06-13
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-H08317490-A (JP)
Title: Horn speaker system
Inventor: KATAYAMA DAIRO
IPC: H04R3/00
Filed: 1995-05-12
Abstract: PURPOSE: To remove the distortion of sound generated due to overloads to air inside a horn and inside a compression driver and to highly faithfully reproduce acoustic signals from a signal source in a horn speaker. CONSTITUTION: The equivalent circuit of the horn speaker 16 can express the system 17 of a transmission function H1 without the distortion and the system 18 of the transmission function H2 for indicating secondary distortion by the one added in an adder 19. A distortion removing device 10 is provided in the preceding stage of the horn speaker 16. When sound input signals x(t) are converted to digital signals in an A/D converter 11, a first filter 12 performs a linear convolution arithmetic operation and a second filter 13 performs a two-dimensional convolution arithmetic operation. When the signals are added, D/A converted and supplied to the horn speaker 16, higher harmonic distortion and cross modulation distortion generated inside the horn are removed.