baber/WOPTO huggingface dataset:
Patent JP-S63232367-A (JP)
Title: Image reader
Inventor: KOMIYAMA KATSUMI
IPC: H04N1/031
Filed: 1987-06-12
Abstract: PURPOSE:To obtain the environmental stability of a photodetector by providing an intermediate layer disposed on a substrate over an optical sensor and a switch, and a protective layer disposed on the intermediate layer. CONSTITUTION:In an image reader for a facsimile for reading image information while an image reading original is relatively moved in a state closely contacted with a one-dimensional line sensor, an intermediate layer 230 is disposed between a protective layer 229, the optical sensor 208 and a switch 213. Thus, various functions which cannot be satisfied by only one layer on the sensor 208 and the switch 213 are shared at the layers, an optimum material can be selected in response to the function, the environmental stability, and the reliability in sensor characteristic and switch characteristic of the sensor and the switch are improved, and a stress generated by the bonding of the protective layer to the substrate can be alleviated.
Patent JP-S5934471-A (JP)
Title: Exhaust gas recirculation system for internal combustion engine
Inventor: AWASAKA MORIYOSHI
IPC: F02M25/07
Filed: 1982-08-20
Abstract: PURPOSE:To obtain an exhaust gas recirculation system having simple structure with low cost, by opening a regulating valve in E.G.R. path through a link mechanism in accordance to the opening of a throttle valve when it is at the heavy load operating position while closing when it is at the low load or starting position. CONSTITUTION:When a throttle valve 7 is at the starting position 7 or at the low load operating position 7', the valve port 12 of a regulating valve 6 will block EGR path 4 as shown at 12 or 12'. When the throttle valve 7 opens further and set at heavy load operating position, it will conducted to EGR path as show at 12'' to enable exhaust gas recirculation from the exhaust path 3 to the suction path 2. Since the opening will increase as the opening of the throttle valve 7 increase, EGR can be varied in accordance to the engine load.
Patent JP-S60117037-A (JP)
Title: Cooler not requiring power of compressor
Inventor: UESUGI TAKASHI
IPC: F24F1/02
Filed: 1983-08-08
Abstract: PURPOSE:To provide the titled cooler which does not require power of the compressor by rotating a motor by utilizing a pressure generated when a freon gas is boiled up. CONSTITUTION:A liquefied freon gas introduced from a tank 3 through a pipe enters into a double-vessel Goethes pump type motor 2 disposed within a box 1. The motor 2 is provided in its casing with coolness discharging and heat absorbing fins, and the freon gas boils up with heat of hot air. As a result, the motor 2 rotates, and accordingly a fan 13 and a compressor 6 rotate. In the compressor 6, heat is radiated by air flow generated by a fan 14 acting by another motor 12 due to power, and the freon gas which has been compressed and liquefied is introduced into the tank 3 through the pipe.
Patent JP-H06337079-A (JP)
Title: Motor-controlled valve device
Inventor: SETO TADAO
IPC: F16K31/04
Filed: 1993-05-26
Abstract: PURPOSE:To perform a high-speed and highly accurate open/close operation, and prevent the seizure of a valve driving shaft from being caused, regarding a valve device driven with a motor. CONSTITUTION:Regarding a motor-controlled valve device where a driving shaft to open and close a valve is rotated with a motor for performing valve open/close operation, a pulse motor operable on the input of pulses is used as a motor 2. A drive means 3 for driving the pulse motor 2 and an open/close amount detection means 6 for detecting the open/close degree of a valve 1 are also provided, together with a control means 5 for controlling the drive of the motor 2, depending on the open/close degree of the valve 1 detected with the means 6. A torque detection means 7 is also provided for detecting torque acting on the driving shaft 1a of the valve 1, thereby enabling the operation of the pulse motor 2 to be stopped, when torque acting on the shaft 1a becomes equal to or greater the preset value.
Patent JP-H11339627-A (JP)
Title: Lightning failure protective method and device
Inventor: MIZUKAMI MASAHITO
IPC: H01H83/00
Filed: 1998-05-27
Abstract: PROBLEM TO BE SOLVED: To provide high lightning protection reliability at a relatively low cost by physically cutting off a communication line and a commercial power line with a prescribed circuit breaker when the detected lightning current or voltage exceeds the threshold predetermined in consideration of the tolerable overcurrent or overvoltage of a communication apparatus. SOLUTION: A lightning protective device 20 is inserted between a communication line connecting terminal 11 and a communication line 51. When a lightning current generated appears on the communication line 51, a voltage V1 is induced on the secondary winding by a lightning current flowing in the primary winding of a current transformer 21, and the voltage V1 is applied to an integrating circuit 22. An integrated output voltage Vc proportional to the peak level of the lightning current is obtained by integration. A relay 24 is operated to physically cut off the communication line connecting terminal 11 and the communication line 51 only when the peak of the lightning current wave-form exceeds the threshold set in a comparator 23.
Patent JP-S626380-A (JP)
Title: Multi-window device
Inventor: ABE SHIGEHARU
IPC: G06T11/00
Filed: 1985-07-02
Abstract: PURPOSE:To produce a flexible window by attaching one or plural background frames for arithmetic operation to a single sheet of frame memory and synthesizing these frames into a single screen through a burian operation. CONSTITUTION:A window 9 is written to a frame memory B2a and all outside areas of the memory B2a are all set at 0. The background frame 2b of the frame memory B is used for the arithmetic operation and the positions 7 equal to the window 9 on the memory B2a are all set at 0 with other six areas set at 1 respectively. In such a way, a formula is carried out to produce the window 9 on a frame memory A1. Here '.' and '+' show AND and OR respectively in the formula. A plane produced in such a way is regarded as a memory A1 again and therefore any number of windows can be put on each other.
Patent JP-H05206600-A (JP)
Title: Conductor pattern forming laminate
Inventor: IKEDA MASANORI
IPC: B32B27/16
Filed: 1992-06-05
Abstract: PURPOSE:To enable photopolymerizable conductive paste to be kept high in light stability by a method wherein photopolymerizable conductive paste composition is applied onto a ceramic green sheet. CONSTITUTION:Photopolymerizable conductive paste composition is composed of 5 parts by weight of photosensitive resin composition and 20-500 parts by weight of copper metal powder which contains 0.5% or less by weight of oxygen, where the photosensitive resin composition concerned comprises 50 parts by weight of polymer which is formed of a kind or more of ethylenically unsaturated compound and contains at least 1% or more by mole of monomer unit of ethylenically unsaturated compound that contains one or more a carboxy groups, 10-300 parts by weight of polymerizable multifunctional monomer, and 0.1-10 parts by weight of a photopolymerization initiator, and the photopolymerizable conductive paste composition is applied in lamination onto a ceramic green sheet which can be burned at a temperature of 1000 deg.C or below. By this setup, photopolymerizable conductive paste composition low in storage stability can be stably stored.
Patent JP-S63308511-A (JP)
Title: Measuring apparatus of displacement
Inventor: IMAMURA ITARU
IPC: G01B11/00
Filed: 1987-06-10
Abstract: PURPOSE:To shorten a time for adjustment on the occasion of resetting of a transit TS, by providing a true round reflector fitted to a substance to be measured and a memory element storing the position of the center of a reflection image before shifting and the turning angle and others of TS at that time. CONSTITUTION:A substance HT2 fitted with a true round reflector 3 is set, and a transit TS1 is installed at a place being apart from HT2 and is directed toward the reflector 3. Then, adjustment is made so that the reflector 3 be found within the visual of TS1, and the position P0 of the center of a reflector image 8 before shifting, the length l0 or l1 of the major axis of the reflector image 8 or 8' being formed in a true round or elliptic shape, and the turning angle, angle of depression or elevation and focal position of TS at that time, are stored in a memory element 10. After TS is so directed as to be in the stored 10 state after a prescribed period passes, the position P1 of the center of the reflector image 8' after shifting and the length of l0, l1 of the major axis of the reflector image 8, 8' being formed in the true round or elliptic shape are measured and stored 10. The data on the reflector image 8, 8' before and after shifting, which is detected by a photodetecting element 6 in the same direction with that of TS and recognized by an image processing element 9, are compared with each other, and a distance of shifting of HT2 is computed by an arithme tic element 11. Thereby the state of shifting thereof can be measured.
Patent JP-H0438448-A (JP)
Title: Fluorescent light condenser
Inventor: HASEGAWA HIDEYUKI
IPC: G01N21/64
Filed: 1990-06-04
Abstract: PURPOSE:To simplify constitution of whole optical system and reduce the atenuation on the way to a photo-electro multiplier by condensing fluorescent light with using at least one bundle of photo-fiber. CONSTITUTION:A fluorescent light condenser 1 consists of a multitude of fiber bundles 5 supported on a holder 3 in approximately equal pitch. Each of the fiber bundles 5 consists of a multitude of photo-fibers. The fiber bundles are arranged so that their center axes 7 have angle theta to exciting light 9, Fourty five degrees or the like is preferable for the angle theta. The fluorescent light generated by the exciting light 9 introduced to a measuring sample(test body) 11 is received by each photo-fiber consisting the fiber bundles 5 along the center axes 7. One end of the fiber bundles 5 is connected via an absorption filter to a photo-electro multiplier and this photo-electro multiplier is connected to an arithmetic processor.
Patent JP-S63309778-A (JP)
Title: Constant torque device for spiral spring
Inventor: ADACHI KAZUO
IPC: A63H29/02
Filed: 1987-06-11
Abstract: PURPOSE:To make it possible always to drive a driven shaft through constant torque by providing a driving shaft of a spiral spring with a taper fittings which decreases in a radius for winding a string connected to the driven shaft as the spring is gradually rewound to decrease its torque. CONSTITUTION:In a spiral spring used for a power source of a music box or the like, a taper fittings 3 having a spiral groove is fixed to a driving shaft 2 for the spiral spring 1, and a parallel drum 5 is fixed to a driven shaft 4, and then both ends of a string 6 are fixed to the taper fittings 3 and the parallel drum 5 respectively. When the spiral spring 1 is rewound, the driving shaft 2 rotates clockwise to wind the spring 6 around the spiral groove of the taper fittings 3. Thus the string 6 is pulled to make the parallel drum 5 and the driven shaft 4 rotate clockwise. In this case, the spiral groove is formed so that the radius of the taper fittings 3 may decrease as the spiral spring 1 is gradually rewound to decrease its torque.
Patent JP-S5769159-A (JP)
Title: Transmission structure for tractor
Inventor: SAGATA MAKOTO
IPC: F16H37/06
Filed: 1980-10-17
Abstract: PURPOSE: To facilitate introduction of a hydraulic clutch into a gear shift type transmission case at a reduced cost by providing between a main clutch chamber and the transmission case an intermediate transmission chamber including a hydraulic clutch for changing over operation between forward and backward travelling motions.  
     CONSTITUTION: An intermediate transmission chamber 14 is formed between a rear wall 2a of a main clutch housing 2 and a front wall 3a of a transmission case 3. An input power shaft 15 of a travelling system extends into the intermediate  transmission chamber 14 through the front wall 3a, and a drive shaft 17 to which power is connected or disconnected by means of a main clutch 16 extends also into the intermediate transmission chamber 14. Rotary support shafts 20, 21 having hydraulic clutches 18, 19 thereon are supported by the main clutch housing rear wall 2a and a bracket 22 mounted thereon above and below the intermediate transmission chamber 14, respectively. The lower hydraulic clutch 19 is used for forward transmission while the higher hydraulic clutch 18 is used for rearward transmission. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S6042239-A (JP)
Title: Manufacture of glass body having refractive index distribution
Inventor: SUSA KENZOU
IPC: C03C3/06
Filed: 1983-08-12
Abstract: PURPOSE:To manufacture inexpensively a glass body having a refractive index distribution in the thickness direction under mild conditions by immersing silica gel contg. other added metal in a leaching liq. to leach part of the added metal and by drying and sintering the remaining silica gel. CONSTITUTION:Alcohol and acid are added to Si(OCH3)4 contg. Ge(OCH3)4, and the resulting hydrolyzate is converted into gel in a glass vessel 1 to form wet gel 2. This silica gel 2 is immersed in water 3 as a leaching liq. at room temp. to leach part of the contained Ge. The remaining gel is washed with methanol, dried, and vitrified by sintering in an electric furnace 4. P, B, Ta, Ti, Zr or other element providing a high refractive index to silica may be used in place of Ge as the added element. The leaching liq. is selected in accordance with the kind of the used element. For example, when Ta is used, an aqueous soln. of acid or alkali is suitable for use as the leaching liq.
Patent JP-S6038434-A (JP)
Title: Fiber-reinforced high-impact polyamide resin wheel
Inventor: TERAJIMA TAKESHI
IPC: C08J5/24
Filed: 1983-08-12
Abstract: PURPOSE:The titled wheel particularly excellent in low-temperature impact resistance, etc., obtained by using a fiber-reinforced resin obtained by mixing a glass fiber having a specified mean diameter with a polyamide 6-based resin as a material for at least a rim part. CONSTITUTION:A fiber-reinforced resin is prepared by mixing 80-40pts.wt. (A) polyamide 6 or polyamide 6-based resin (e.g., a copolymer of polyamide 6 with polyamide 66) with (B) 20-60pts.wt. glass fiber having a mean diameter of 3- 8mu. The resulting fiber-reinforced resin is used as a material for at least a rim part to obtian the purpose fiber-reinforced high-impact polyamide resin wheel. This wheel can be suitably used for automobiles especially in a cold district. It is preferable that the glass fiber used is surface-treated beforehand with a silane coupling agent of good heat stability.
Patent JP-H0758797-A (JP)
Title: Digital transmission system with tip distortion
Inventor: AMERIKO BURAJIYARU
IPC: H04L27/26
Filed: 1994-06-28
Abstract: PURPOSE: To provide a digital signal transmitting system arrangement which operates for array coding that can result in special predistortion in multi-carrier signals. CONSTITUTION: A digital signal transmission system is composed of an orthogonal frequency division multiplexing(OFDM) modulation unit which generates multi-carrier signals S1 and an amplifier which causes signal distortion and operates for array coding. In the system, a predistortion circuit is connected between the modulation unit and amplifier for generating distortion-free multi- carrier signals S3 to the modulation unit after the signals pass through the amplifier and the circuit generates multi-carrier signals S2 by pre-distorting the signals S1 oppositely to the distortion caused by the amplifier. The system can operate in a fixed mode and an adaptive mode.
Patent JP-2000340009-A (JP)
Title: Light source bulb in vehicular lighting tool
Inventor: WADA KAZUTAKA
IPC: F21S8/10
Filed: 1999-05-26
Abstract: PROBLEM TO BE SOLVED: To provide lights of a plurality of colors from a single light source. SOLUTION: This light source bulb comprises: an outer bulb 50 and an inner bulb 51; a filament 53 enclosed inside the inner bulb 51; translucent conductive films 56, 57 disposed at the outer surfaces of the outer and inner bulbs 50, 51, respectively; liquid crystal 58 enclosed between the inner and outer conductive films 56, 57; and a liquid crystal operation circuit 59 connected to the inner and outer conductive films 56, 57. As a result, when the liquid crystal operation circuit 59 is turned on or off, the molecular arrangement of the liquid crystal 58 is varied. Therefore, when light emitted from the filament 53 transmits the inner bulb 51, the liquid crystal 58 and the outer bulb 50, the light is varied in two colors. Consequently, the single light source bulb 5 can produce clear light and monochromatic light, or lights of two colors.  The liquid crystal is doubled or more by interposing an intermediate bulb between the outer bulb 50 and the inner bulb 51, thereby further obtaining lights of multiple colors.
Patent JP-H0818957-A (JP)
Title: Automatic threshold setting method for conditional filter and its decoding method
Inventor: SHIYUU TAN CHIYON
IPC: H04N19/93
Filed: 1994-06-28
Abstract: PURPOSE:To provide an automatic threshold setting method for a conditional filter with flexibility in the setting of the threshold value of the conditional filter and capable of obtaining the optimum picture quality without depending on an encoding method, bit transmission speed and video sequence and its decoding method. CONSTITUTION:An error image can be obtained by taking difference between a local decoded image stored in local decoding frame memory 7 and a video image stored in reference frame memory 9. Threshold value calculation routine 8 to obtain the threshold value of the conditional filter used for the elimination of the noise of a decoded image by obtaining the histogram of the error image and the cutoff point of the histogram by using the ratio of an error picture element in the local decoded image to be filtered decided in advance is provided.
Patent JP-S5574960-A (JP)
Title: Hose reel for tank truck
Inventor: IYOSHI KIYOUHEI
IPC: B65H75/34
Filed: 1978-11-27
Abstract: PURPOSE: To make adjustable the capacity of a hose reel by constituting a hose winding member of radially expansible spokes.  
     CONSTITUTION: A hose winding member 6 comprises fixed spokes 10, adjustable spokes 11 and arcuate frames 12. The fixed spokes are formed in hollow tube and fixed to a boss 5 to form a spider. In winding a relatively short hose, the adjustable spokes 11 are retracted within respective fixed spokes 10 with a through hole 13a formed on the fixed spoke 10 and a through hole 14 formed on the adjustable spoke 12 in agreement and adjacent flat end faces of the arcuate frames butting with each other, then fastened with a bolt thus reducing the diameter of the hose winding member 6. In winding a relatively long hose, the adjustable spokes are stretched in the radial direction thus expanding the hose winding member. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S635305-A (JP)
Title: Method and device for wiring optical fiber cable
Inventor: GOTO SHIGENORI
IPC: G02B6/44
Filed: 1986-06-25
Abstract: PURPOSE:To easily switch a line to another line, by respectively winding optical fiber jumper lines around plural sheets of excessive-length housing tools and, at the same time, connecting detachably one end of each jumper line with one cable and the other end with another cable through each connector. CONSTITUTION:Plural sheets of excessive-length housing tools 5, each of which is composed of at least one sheet of collar plate 5A and a discoidal barrel section 5B fitted to the plate 5A, are provided between a multicore optical fiber cable on one side and another multicore fiber cable on the other side under removable conditions and optical fiber jumper lines 6 are wound around these excessive-length housing tools 5. At the same time, one end of each jumper line 6 is connected with each optical fiber of one side cable and the other end is connected with each fiber of the other side cable through each connector 7 in removable states. Thus lines are formed. When necessity of changing one of the lines arises in a wiring section, the excessive-length housing tool 5 corresponding to the line is taken out and the connecting location of the connector 7 at the end of the optical fiber jumper line 6 is changed. Therefore, switching of line can be easily and surely performed.
Patent JP-H04369927-A (JP)
Title: Pll oscillator
Inventor: KATAGISHI MAKOTO
IPC: H03L7/10
Filed: 1991-06-19
Abstract: PURPOSE:To reduce the time from application of power supply or out of synchronism up to the synchronization with an input signal and to attain stable operation even with a secular change by controlling a control voltage at asynchronization. CONSTITUTION:A memory 8 stores an initial value of a control voltage data which a voltage controlled oscillator 5 is oscillated at a specified center frequency. When a lock detector 9 detects the synchronization state, a control means 7 controls a switch 13 so that a PLL is a closed loop so that a difference between the initial value stored in the memory 8 and a control voltage of the voltage controlled oscillator 5 is stored in the memory 8 at any time. When the lock detector 9 detects an asynchronous state, the switch 13 is controlled so that the PLL is an open loop and the initial value stored in the memory 8 and the correction value are added and the sum is applied to a control terminal of the voltage controlled oscillator 5. The voltage controlled oscillator receiving the voltage is oscillated in the vicinity of the pole of the synchronization frequency and the PLL oscillator is locked momentarily.
Patent JP-H07337046-A (JP)
Title: Ultrasonic motor drive
Inventor: FUNAKUBO TOMOKI
IPC: H02N2/00
Filed: 1994-06-06
Abstract: PURPOSE:To realize a stabilized operation while increasing the thrust and speed by controlling one of the frequency of phase of an AC voltage being applied to a plurality of electromagnetic energy conversion elements so that a vector in the direction approaching a driven body makes an acute angle with a speed vector in the drive direction of the driven body. CONSTITUTION:Longitudinal and bending oscillations of a resilient body 11 are detected independently. Based on he detected information, one of the frequency or phase of an AC voltage being applied to a plurality of electromechanical energy conversion elements 12 is controlled so that the a vector in the longitudinal direction of an ultrasonic elliptical oscillation excited in a driver 15 and directed in the direction approaching a driven body makes an acute angle with a speed vector in the tangential direction of the ultrasonic elliptical oscillation and directed in the drive direction of the driven body. This structure stabilizes the operation while increasing the thrust and speed.