baber/WOPTO huggingface dataset:
Patent JP-H03161703-A (JP)
Title: Optical coupling parts
Inventor: TOJO MASAAKI
IPC: G02B6/26
Filed: 1989-11-20
Abstract: PURPOSE:To allow the use of optical parts of arbitrary sizes and to obtain the optical coupling parts with a smaller number of parts by mounting the optical parts of different shapes to lens fixing members, then adhering and fixing the lens fixing members after adjusting the optical axes of the optical parts. CONSTITUTION:Near parabolic lenses 1a, 1b and ferrules 2a, 2b of the same diameter as the diameter of the rod lenses inserted with optical fibers 4a, 4b are inserted and fixed to the lens fixing members 6a, 6b having lens insertion holes 7a, 7b slightly larger than the near parabolic lenses 1a, 1b to constitute two pieces of optical collimators. The optical parts 8a, 8b having the effect of inclining the progressing direction of the light outputted from these optical collimators by 90 deg. are provided at the front ends of the optical collimators and after the optical coupling between the respective optical collimators is executed, two pieces of the lens fixing members 6a, 6b are joined. The optical parts are adhered and fixed to one or two pieces of the lens fixing members 6a, 6b in this case and, therefore, the optical coupling member for which the optical parts of the different shapes are used with the fewer parts is constituted. The cost of the optical coupling parts is reduced in this way.
Patent JP-H04172569-A (JP)
Title: Picture processor
Inventor: YAMASHITA TOSHIHIRO
IPC: G06T1/20
Filed: 1990-11-06
Abstract: PURPOSE:To simultaneously process, for example, picture data obtained via plural cameras with a single picture bus and with a single circuitry by time- dividing and multiplexing plural picture data for each picture element with the use of a synchronizing control signal. CONSTITUTION:For example, analog picture data (a) and (b) from two cameras 1a and 1b are turned to be digital picture data A and B through A/D converters 2a and 2b, and a signal D which is time-divided and multiplexed through a video switcher 3 is sent to a processing circuit 4. In the circuit 4, it is binarized via a pre-processing circuit 5, then the number of black picture elements are counted and the area of a picture object part is measured via a counting processing circuit 6 to be transmitted to a CPU data bus.
Patent JP-H04172643-A (JP)
Title: Reel base for magnetic recorder/reproducer
Inventor: MIYAWAKI CHIKANORI
IPC: G11B15/30
Filed: 1990-11-06
Abstract: PURPOSE:To prevent impact contact of a ball bearing with a stepped boss when a reel base is assembled by providing a member in contact with the end face of a support and movable to the base. CONSTITUTION:A supporting shaft 6 implanted in a board 5, a rotating reel base 11 rotatably engaged through a ball bearing 10 around the shaft 6 and engaged with a reel in a cassette, a winding unit 9 provided under the base 11 on the board 5, a magnet 12 provided at the base 11 oppositely to the unit 9, and a thrust retainer 17 in contact with the end face of the support 6 and movable to the base 11, are provided. That is, threads 17a are formed on the outer periphery of the retainer 17, engaged with threads 11a formed on the base 11, and hence vertically movable to the base 11 by rotating the retainer 17. Thus, when the base 11 is inserted, no impact force is generated at the bearing 10.
Patent JP-H10142497-A (JP)
Title: Infrared optical system
Inventor: KOYAMA MOTOO
IPC: G02B13/14
Filed: 1996-11-13
Abstract: PROBLEM TO BE SOLVED: To obtain the optical system which has a wide visual field and also has aberrations compensated excellently over the entire image plane while securing back focus for providing a cold shield by composing the system of two lens groups and meeting specific requirements. SOLUTION: The system is equipped with a 1st group G1 with negative refracting power and a 2nd group G2 with positive refracting power which is arranged at a specific interval with the 1st group G1 in order from the object side. The 1st group G1 consists of one negative meniscus lens 11 which is convex to the object side. The 2nd group G2 consists of a 1st lens 21 with positive refracting power, a 2nd lens 22 with negative refracting power, and a 3rd lens 23 with positive refracting power in order from the object side. Then the conditions shown by the inequalities are met.  Here, Φ is the refracting power of the whole optical system, ϕf the refracting power of the 1st group G1, ϕr the refracting power of the 2nd group G2, (d) the interval between the principal points of the 1st group G1 and 2nd group G2, and dr the distance from the most object-side lens surface to the most image-side lens surface in the 2nd group G2.
Patent JP-H10129787-A (JP)
Title: Hopper apparatus
Inventor: SAKUMA TOSHIO
IPC: B65D88/64
Filed: 1996-10-29
Abstract: PROBLEM TO BE SOLVED: To provide a hopper apparatus capable of rapidly and certainly eliminating a discharge-impossible stage such as a bridge phenomenon or a rathole phenomenon to enable smooth throwing-out/discharge work. SOLUTION: The hopper constituting unit from an upper opening part 2 to a lower discharge port 3 is divided into two hopper constituting units 10, 11 so that the divided end parts of the units are mutually overlapped and a hopper support shaft 9 is fixed to one side of the upper beam 4a of the support frame 4 for supporting a hopper main body 1 and the upper part of one hopper constituting unit 10 is pivotally supported by the support shaft 9 while a hopper support shaft 9 is fixed to the upper beam 4a of the other side opposed to the upper beam 4a and the upper part of the other hopper constituting unit 11 is pivotally supported by this support shaft 9, the overlap parts of the respective hopper constituting units 10, 11 are mutually joined slidbly and the first drive device 30 for shaking the hopper constituting units 10, 11 is fixed to both units 10, 11.
Patent JP-S63154317-A (JP)
Title: Metallic rotator provided with support composed of synthetic resin material and its manufacture
Inventor: ADACHI MINORU
IPC: F16C33/64
Filed: 1986-12-18
Abstract: PURPOSE:To make a high-precision and microscopic gap formable between both members, by a method wherein a metallic rotator is molded by surrounding seamlessly and integrally the metallic rotator with a synthetic resin molding material of the low coefficient of thermal expansion as compared with that of the metallic rotator by excluding a necessary part, and the microscopic gap is formed between the molded material and metallic rotator. CONSTITUTION:A metallic rotator 1 composed of a sphere or a cylinder is arranged within a mold for synthetic resin molding and fixed through supporting. A synthetic resin material of the low coefficient of thermal expansion as compared with that of the metallic rotator 1 is injected within the mold by heating and melting the same and the whole circumferential surface of the metallic rotator 1 other than a supporting and abutting surfaces by the mold is stuck and surrounded by the injected synthetic resin material. After molding with the synthetic resin material, the same is taken out of the mold, and cooled down to a normal temperature sphere. At the time of the cooling, a microscopic gap 3 is formed between the metallic rotator 1 and a surrounded surface of a synthetic resin molded material 2 by making use of a difference between shrinkage factors due to radiation of heat of the synthetic resin molded material 2 and metallic rotator 1. With this construction, the high-precision metallic rotator with a support can be obtained.
Patent JP-H04175908-A (JP)
Title: Switching regulator
Inventor: NIWAYAMA MASANORI
IPC: H02M3/28
Filed: 1990-11-09
Abstract: PURPOSE:To obtain the switching regulator which allows wide variation width for a load and an input voltage by detecting whether the operation mode is an intermittent mode or a continuous mode and performing control with a signal indicating the operation mode so that the best loop gain is obtained at all times in case of variations of the load and input voltage. CONSTITUTION:This switching regulator is provided with a duty detecting means 14 which compares the output signal of a switching means 2 with a 1st specific threshold value, detects whether the comparison result coincides with the output signal of a PWM comparator or not, and averages the detection result and a level comparator 17 which compares the output signal of the duty detecting means 14 with a 2nd specific threshold value and outputs the signal indicating whether the operation mode is the intermittent mode or continuous mode according to the comparison result. Further, the switching regulator is equipped with at least one of a means which switches the amplification factor of an error amplifier 8A and a means which switches the amplitude of the output signal of a reference oscillator according to the signal indicating the operation mode. Consequently, the best loop gain can be set in each operation mode and the switching regulator which has wide permissible width for the load variation and input voltage variation and also has good conversion efficiency is obtained.
Patent JP-H07161942-A (JP)
Title: Semiconductor integrated circuit
Inventor: KOTANI KOJI
IPC: H01L27/10
Filed: 1993-12-02
Abstract: PURPOSE:To improve the reliability of a neuron MOS transistor by adding a switch to a floating gate of neuron MOS transistor and by making charge remaining in the floating gate or injected escape rapidly through the switch. CONSTITUTION:One end of a switch 107 of neuron MOS transistors 101, 102 is connected to a specified signal line and excessive charge existing in a floating gate 103 can be removed by properly controlling the switch 107. Therefore, it is possible to prevent a threshold value of the neuron MOS transistor 103 from changing with time and to improve reliability of a neuron MOS integrated circuit. Furthermore, since threshold value change can be restrained low, the number of maximum allowable inputs of a neuron MOS transistor can be increased and a higher functional neuron MOS integrated circuit can be realized.
Patent JP-H04173785-A (JP)
Title: 2-chloropropionaldehyde trimer and its production
Inventor: WAKASUGI TAKASHI
IPC: C07C45/55
Filed: 1990-11-08
Abstract: NEW MATERIAL:The compound of formula having the following properties. Molecular weight (Mass), 276; elemental analysis (%), C 38.9, H 5.4, O 17.1; melting point, 55.1 deg.C; appearance, white crystal. USE:A synthetic raw material. PREPARATION:A chlorination reaction liquid containing 2-chloropropionaldehyde produced by the chlorination of propionaldehyde is distilled at a temperature lower than the normal-pressure boiling point of 2-chloropropionaldehyde, the distillate (2-chloropropionaldehyde) is separated as a liquid mixture with an organic solvent, the liquid is added with concentrated sulfuric acid and reacted at -5 to +15 deg.C under agitation, the reaction liquid is washed with water, concentrated and cooled and the precipitated crystal is separated to obtain the objective compound. The organic solvent is preferably aliphatic hydrocarbon, alicyclic hydrocarbon, aromatic hydrocarbon or carbon tetrachloride.
Patent JP-H10145707-A (JP)
Title: Image processor
Inventor: SHIBUYA SHIGEKI
IPC: H04N1/387
Filed: 1996-11-14
Abstract: PROBLEM TO BE SOLVED: To provide a photo-seal print device miniaturizable without increasing displacement of sight line of an object from a camera. SOLUTION: This unit is a photo-seal print device which is provided with a camera 1 for picking up an image, an LED 7 showing a position of the camera 1, a memory 2 for storing the picture picked up by the camera 1, a display 3 for displaying the picture picked up by the camera 1, and a printer 4 for printing the picture stored in the memory 2. The camera 1 and the display screen 3a of the display 3 are disposed towards the same direction, and the LED 7 is disposed nearby the camera 1.
Patent JP-2000120013-A (JP)
Title: Paving method for road
Inventor: OSADA HIDEHARU
IPC: E01C7/32
Filed: 1998-10-09
Abstract: PROBLEM TO BE SOLVED: To pave a road with an asphalt mixture in uniform thickness by erecting a wall material in a height approximately equal to the thickness of pavement at the proper place of a surface to be paved and inpouring the asphalt mixture from the upper section of the wall material. SOLUTION: Tabular wall materials 2 are erected on a surface to be executed 1, and an asphalt mixture 3 having fluidity is inpoured from the upper sections of the wall materials 2 so that the thickness of pavement of the asphalt mixture 3 and the height of the wall materials 2 are equalized approximately. When there is an inclination in the surface to be executed, the upper end sections of the adjacent wall materials 2 are not made level mutually and are inclined, but the asphalt mixture 3 is adjusted in fluidity in an allowable extent at that time. Fluidity up to 1/5-1/3 is enabled at the time of mastic asphalt, in which fluidity is inhibited, and even the asphalt mixture having fluidity can be paved in equal thickness regardless of the inclination of the road. Accordingly, the nonuniformity of strength is removed, and the waste of the asphalt mixture can be reduced.
Patent JP-H09124935-A (JP)
Title: Hybrid molecular composite material and its production
Inventor: AKITA KOJI
IPC: C08L81/04
Filed: 1995-10-30
Abstract: PROBLEM TO BE SOLVED: To produce a hybrid molecular composite material excellent in mechanical properties by mixing a matrix polymer with an aromatic heterocyclic copolymer and a metal salt. SOLUTION: A mixture comprising an aromatic diaminodithiol compound, an aromatic diamino compound and an aromatic dicarboxylic acid derivative in a specified ratio is dissolved in an organic solvent and copolymerized at about -20 to 50 deg.C to produce an aromatic heterocyclic copolymer (e.g. polybenzothiazole precursor copolymer) represented by the formula (wherein Ar and Ar' are each an aromatic residue; R is an alkyl; X is a residue of a dicarboxylic acid derivative; and m/n is 0.01/99.99 to 99.99/0.01). Next, a mixture of this copolymer with a matrix polymer (e.g. an aromatic polyamide) in a ratio of about 3/97-60/40 is dissolved in a solvent (e.g. N-methylpyrrolidone). A metal salt (e.g. Al(OH)3 ) is added to this solution under agitation at room temperature to 80 deg.C.  This solution is added to e.g. methanol, and the precipitate is separated by filtration and heat-treated at about 250-400 deg.C in a vacuum to obtain a hybrid molecular composite material.
Patent JP-2001126276-A (JP)
Title: Method and device for detecting land/groove change position and information recording/reproducing device
Inventor: OTANI TOSHIAKI
IPC: G11B7/09
Filed: 1999-10-26
Abstract: PROBLEM TO BE SOLVED: To stably switch the polarity by outputting a land/groove substitute change position detection signal independent of the quality of an optical disk in land/groove polarity switching control used for an optical disk recording/ reproducing device. SOLUTION: A time difference between a land/groove change position detection signal 17 and an origin signal 15 of a rotary encoder 16 is detected by a first counter 23, and further, the data equivalent to the time difference are held and preset to a second counter 26, and the counter end signal 30 of the second counter is made the land/groove substitute change position detection signal of the land/groove change position detection signal 17.
Patent JP-H10132117-A (JP)
Title: Emergency shut-off device for valve
Inventor: FUKAMACHI MICHIO
IPC: F16K17/38
Filed: 1996-10-28
Abstract: PROBLEM TO BE SOLVED: To close a valve completely in an emergency case such as fire and an earthquake by forming a valve so as to be closed by winding a power spring in the extension of the opening movement of the valve by a handle and opening the restoring force with a signal from a detector. SOLUTION: During a valve is being closed, a gear 4 engaging with a warm gear 31 by the operation of a handle turns, and gears 5... engaging with a small-diameter gear 41 integral with the gear 4 turn. The gears 5... revolves around an output shaft 2 while engaging with the inner periphery teeth 71... of an internal gear 7, therefore, the output shaft 2 integral with a plate 6 turns to open the valve. When the handle is turned further, a rotating shaft 81 integral with a gear 82 turns, so that a power spring 8 is wound to accumulate its power. When a signal from an earthquake detector or the like energizes an electromagnetic brake 10 under this condition, the rotating shaft 81 is turned reversely by the returning force of the power spring 8, and the output shaft 2 turns reversely, so that the valve is closed urgently.
Patent JP-2001124875-A (JP)
Title: Ac clock
Inventor: SANO SHUNSUKE
IPC: G04C15/00
Filed: 1999-10-26
Abstract: PROBLEM TO BE SOLVED: To provide an AC clock for mechanically changing the frequency without depending on an electric circuit. SOLUTION: A driving gear 4 is fixed to an output shaft 3a of a synchronous motor using an AC power supply. The driving gear 4 is rotated at two speeds in synchronization with two different frequencies of the AC power supply. Two intermediate gears 8, 9 are selectively engaged with the driving gear 4. An output gear 5 is engaged with the intermediate gears 8, 9. The output gear 5 to which the rotation of the driving gear 4 is transmitted from one of the intermediate gears 8, 9 is always rotated at a constant speed. The rotating speed of the output gear 5 is reduced via a reducing gear 10 in driving a pointer of a clock.  Each of the intermediate gears 8, 9, the number of teeth of which is set such that two rotating speeds of the driving gear 4 are changed to a constant rotating speed of the output gear 5 to be transmitted, is rotatably provided on a supporting plate 6 to be oscillated around the output gear 5. A spring 11 is latched to the supporting plate 6 for energizing the intermediate gears 8, 9 to two stable positions where they are selectively engaged with the driving gear 4.
Patent JP-2001126705-A (JP)
Title: Inter-cell connecting method of lead cell
Inventor: ARAKAWA MASAHIRO
IPC: H01M50/529
Filed: 1999-10-26
Abstract: PROBLEM TO BE SOLVED: To provide a simple connecting-operable inter-cell connecting method, which prevents a gas-tight or liquid-tight between a cap and a connecting conductor which is damaged by heat on welding an inter-cell connector and an immediate electrode pole and does not need to supplement the lead. SOLUTION: An inter-cell connection is achieved, by inserting heads of dipolar intermediate electrode poles 12, 12' standing in neighborhood cell chambers 10, 10' of a battery jar in a pair of penetrating holes 15, 15' of a connecting conductor 14 and subsequently disposing a tube-shaped cover 19 outside of a convex portions 17, 17' formed on the internal upper surface of the connecting conductor 14 to melt the convex portions 17, 17' and the immediate electrode poles 12, 12' in the cover 19.
Patent JP-H09145803-A (JP)
Title: Test mode setting circuit
Inventor: KURAISHI EIICHI
IPC: G01R31/28
Filed: 1995-11-22
Abstract: PROBLEM TO BE SOLVED: To restrain an increase in the number of external terminals even if the test mode is increased by providing a control circuit using a reset signal in the interior of a LSI to control a test mode setting terminal for common use as an ordinary external terminal. SOLUTION: The reset signal 61 level of an ordinary external element 10 is changed from H to L by a control circuit 11 to be taken as a test mode setting terminal, a binary serial signal 63 and a clock pulse 62 are input to a test mode setting generating part 12 comprising plural shift registers, and the signal 63 is shifted by a pulse 62 and input to a latch circuit 13. The generating part 12 is put in the reset or operating condition according to H or L level of the signal 61. When the signal 61 level is H, the latch circuit 13 latches an output signal of the generating part 12, and the signal is decoded by a test mode decoding circuit 14 to generate test mode control signals T1-T16. In response to the signals T1-T16, it enters each test mode to test the interior of the LSI.
Patent JP-H0588496-A (JP)
Title: Image forming device
Inventor: GU ZENGIYOKU
IPC: G03G15/01
Filed: 1991-10-23
Abstract: PURPOSE:To output always an excellent image by making a control means control so that image formation can be carried out in the vicinity of the maximum value of an output capacity according to a result detected by a capacity detecting means. CONSTITUTION:In an image forming device which forms an electrostatic latent image on an image carrier 3 and forms a visible image by transforming the electrostatic latent image into an obvious image by a developing means 1, there are provided a capacity detecting means 19 to detect an output capacity of the image forming device and a control means 30 to control an image forming condition by receiving a signal from the capacity detecting means 19, and the control means 30 controls so that image formation can be carried out in the vicinity of the maximum value of the output capacity. For example, an environment detecting means composed of a temperature sensor and a humidity sensor is provided as the capacity detecting means 19, and detects a surrounding temperature and humidity for a constant time, and by receiving its signals, the control means 30 judges an environment in which the developing means 1 is put, and controls the image forming condition.
Patent JP-H09148003-A (JP)
Title: Connector device and attaching method of connector
Inventor: KAMEYAMA ISAO
IPC: B60K37/04
Filed: 1995-11-22
Abstract: PROBLEM TO BE SOLVED: To have work efficiency improved by enhancing reliability of the connecting part of a connector by which a switch is attached to an instrument panel, etc. SOLUTION: A cylinder guide wall 1 having opening parts on its front and rear ports respectively, engagingly locking parts 6, 9 for engagingly locking a switch waiting connector 7 on the inside of a cylindrical guide wall, and an engagingly lock releasing means for releasing the engaging lock of the switch waiting connector 7 by means of engagingly locking parts 6, 9 in a work process for providing mutual fitting of a switch connector 10 to the switch waiting connector 7 are provided. Thereby, the reliability of connector connecting part is increased and improvement in work efficiency can be attempted.
Patent JP-H02149222-A (JP)
Title: Separatable electric cooking unit
Inventor: ISHITSUJI KAZUO
IPC: A47J37/06
Filed: 1988-11-30
Abstract: PURPOSE:To facilitate the cleaning of an external frame which is removably locked to a body section after a pan being removed, and to make it possible to safely handle a cooking unit by providing locking members adapted to be separated manually at the inside of the external frame, on the inside surface of the latter. CONSTITUTION:A cooking unit is composed of a body section 9, a pan 11 and an external frame 10 which is removably locked to the body section 9 by means of a pair of locking members 2 provided on the right and left sides of the upper part of the inner surface of the external frame 10 when the external frame 10 is set on a flange 4c of a casing body 4 through the intermediary of stopper ribs 10a. Each locking member 12 is composed of a lock 13, an attachment 15 which journals the lock 3 rotatably on a shaft 14, and a spring 16 for urging the lock 3 in the direction of the arrow A. With this arrangement, when the locking members are manipulated at the inside of the external frame so as to be unlocked after the pan removably set on a heating board 2 being removed, the external frame is removed to be completely washed. When the pan is regularly set, the locking members cannot be brought into contact with a human hand, and accordingly, it is possible to prevent the external frame from being removed and dropped during handling such as conveyance of the cooking unit.