baber/WOPTO huggingface dataset:
Patent JP-H0418524-A (JP)
Title: Production of active matrix liquid crystal display panel
Inventor: SERIKAWA TADASHI
IPC: H01L29/78
Filed: 1990-05-14
Abstract: PURPOSE:To produce the active matrix liquid crystal display panel at a low cost and good yield by forming a polycrystalline Si film to be used for thin film transistors (TFTs) and picture element electrodes by irradiation with a laser beam. CONSTITUTION:The polycrystalline Si film 113 having excellent transmittance is formed by irradiating the Si film 111 with the laser beam 112. The TFTs and picture element electrode consisting of the polycrystalline Si film are formed by using the Si film 112 polycrystallized in such a manner. Namely, the polycrystalline Si film 112 is worked to desired shapes in order to form the TFTs and picture element electrodes and a gate insulating film 103 consisting of SiO2 by a sputtering method is deposited thereon. Gate electrodes 104 are then formed. The reduction of the cost and the yield of production are attained in this way.
Patent JP-2000308795-A (JP)
Title: Washing machine
Inventor: MIYANO YUZURU
IPC: D06F39/12
Filed: 1999-04-28
Abstract: PROBLEM TO BE SOLVED: To improve the attaching/detaching efficiency of a panel by forming the panel in such a manner that claw pieces are formed integrally with a panel covering the opening of an outer frame front face for inspecting the washing machine, the peripheral of the claw is removed at the transverse center part of the folded part facing inward at the both sides of the panel, and the inner part is pushed out. SOLUTION: Openings are bored at the sides of the outer frame front face in an almost rectangular shape of a sewing machine, and the openings are covered with a steel-made panel 37. To attach the panel 37, multiple claws 37a formed integrally with the panel 37 are inserted into square openings of the outer frame from below, and pushed upward. At the both sides of the panel 37, a folded part 37b facing inward is provided, and the claw 37a is formed within a width W of the folded part 37b in such a manner that the peripheral of the claw 37a is removed at the center part and the center part is pushed toward the outer frame. This prevents injuries of hands, fingers, etc., and damage of the outer frame.
Patent JP-S6012250-A (JP)
Title: Production of binder for molding sand
Inventor: TAKAHASHI SHIYUNSUI
IPC: C08L61/24
Filed: 1983-07-04
Abstract: PURPOSE:To produce a binder for molding sand having an excellent characteristic by adding acrylamide to a specific compd. with which urea is brought into reaction and further bringing the same into condensation reaction with formaldehyde. CONSTITUTION:Acrylamide is added at 0.02-2 molar ratio to the reaction component consisting of >=1 kind of compd. selected from the group consisting of furfuryl alcohol and phenol and urea to be added thereto according to need. such additive is brought into condensation reaction with formaldehyde by using a basic catalyst such as ammonia, sodium hydroxide, trimethylamine, etc. The binder for molding sand which is lower in viscosity and can be more easily handled as compared to a urea-modified resin and provides high strength to a casting mold formed by using the same is obtd.
Patent JP-H08312010-A (JP)
Title: Fixing metal fittings for ground sill
Inventor: UDAGAWA KATSUO
IPC: E04B1/58
Filed: 1995-05-19
Abstract: PURPOSE: To prevent a ground sill from separating from a foundation in the case where a large force at the time of earthquake or the like acts on a building by surely mutually joining the foundation and the ground sill. CONSTITUTION: A ground sill fixing metal fittings 1 to mutually join a foundation 2 and a ground sill 3 is formed of an upper face plate 11 which has a shape corresponding to the upper face shape of the ground sill 3 and is mounted on the ground sill 3, and an inside plate 12 and an outside plate 13 which are severally vertically provided downward from both the side edges of the upper face plate 11 into a U-shaped section. A bolthole is severally drilled below the inside plate 12 and the outside plate 13 which are mutually opposite. The upper face plate 11 is mounted on the upper face of the ground sill 3, and the inside plate 12 and the outside plate 13 are brought into plane contact with a portion ranging from the side of the ground sill 3 to the upper side of the foundation 2, and a bolt 5 is pierced the inside plate 12, the outside plate 13 and the foundation 2 through the bolthole to join the ground sill 3 onto the foundation 2.
Patent JP-H06334160-A (JP)
Title: Formation of microlens of solid state image sensing device and prearranged structure for formation of the microlens
Inventor: MATSUMOTO NATSUYO
IPC: H04N5/372
Filed: 1993-05-24
Abstract: PURPOSE:To suppress generation of difference between the curvature at the circumferencial portion of a microlens and the one at the center thereof by forming a polygonal microlens material substrate supposing dispersion of stress under melting conditions. CONSTITUTION:The light from a lighting system 1 is applied to a wafer W passing through a reticle 2 and a pattern of the reticle 2 is transferred to an exposed portion 5. The exposed portion 5 is provided with a formed base 6 which is used as a microlens forming material and the substrate 6 is provided with the chamfered area and is formed in an octagonal shape, supposing dispersion of stress while the shape is melted. Next, the substrate 6 is developed and is further heated for the melt flow to form a microlens 7. The curvatures of the circumference area of microlens and its surface shape in the vicinity thereof can be equalized as much as possible to that of the center thereof. Thereby, generation of stray light can be prevented and generation of smears and a rough base can also be controlled.
Patent JP-S5346161-A (JP)
Title: Refrigerating and melting device for sludge
Inventor: MORIGUCHI TETSUO
IPC: F28F1/02
Filed: 1976-10-08
Abstract: PURPOSE: To smoothly treat even a sludge having a high solid component and poor fluidity, wherein the sludge is mechanically fed with pressure into and drained from a heat conduction area having an elliptic cross section. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S6013913-A (JP)
Title: Silencing apparatus
Inventor: KOJIMA HISAO
IPC: F01N1/12
Filed: 1983-07-06
Abstract: PURPOSE:To obtain a silencing apparatus which is simple in its structure, easy to manufacture and capable of reducing noises efficiently, by providing a plurality of blade members twisted helically in the longitudinal direction in a cylindrical pipe disposed toward a noise source, in the manner that the end portions of adjacent blade members intersects with each other. CONSTITUTION:On the inside of a cylindrical pipe 5 of a silencing apparatus 6, a rightward turning blade members 1 twisted helically 90 deg. in the longitudinal direction and leftward turning blade members 2 twisted helically 90 deg. in the counterclockwise direction are disposed by dividing the radial section of the pipe 5 into two parts. On the inside of the pipe 5, each two rightward turning blade members 1 and each two leftward turning blade members 2 are connected alternately to each other, and the end portions of adjacent blade members are disposed to intersect with each other.
Patent JP-H05172294-A (JP)
Title: Protection device for piping work
Inventor: GOMI CHIKASHI
IPC: F16L57/00
Filed: 1991-04-25
Abstract: PURPOSE:To prevent rusts, rubbish, etc., generated or slipping off at the time of laying the piping from intruding into the piping by furnishing a protection device made from a sheet so that it has a circular part of a size approx. inscribing a bolt hole of a pipe flange and a tab protruding outward from part of the circular part. CONSTITUTION:Through a gasket 7 a lower connection pipe 3 fitted with a pressure gauge 5 and a thermometer 6 is connected by bolt to a piping 14 leading from apparatus such as a pump. header, refrigerator, etc., while an upper connection pipe 4 is connected with the over-part of the lower connection pipe 3 through a butterfly valve 2, and thereby a piping unit is structured. A protection device 1 is connected by bolts made from a steel sheet having a circular part 1a of a size inscribing several holes 4b, 15b for connection bolts 8 and a tab 1b protruding outward from a part of the circular part to this piping unit between a connection flange 4a of the upper connection pipe 4 and a connection flange 15a of another piping 15 to be connected on the flange 4a. This prevents rubbish, etc., from falling into the piping.
Patent JP-H10313302-A (JP)
Title: Pll circuit
Inventor: GOTO MITSURU
IPC: H03L7/08
Filed: 1997-05-13
Abstract: PROBLEM TO BE SOLVED: To provide a 64 k PLL circuit, simplified with a small size without needing an oversampling circuit and a frequency divider or the like. SOLUTION: A bipolar/unipolar(B/U) converter 1 applies B/U conversion to input 64 kbps data, a phase of an extracted clock is compared with the phase of a clock of a VCO 6 at a phase comparator 5 to recover a 64 kHz clock that is synchronized at a normal phase (0 deg.) or at a phase shifted by 180 deg.. In the case of the synchronization at a phase shift of 180 deg., frame asynchronizing information from a frame synchronization circuit 3 resets the phase comparator 5 to conduct phase-locking again, and any block above is recovered. The processing above is repeated until synchronization at the normal phase is attained.
Patent JP-S5823567-A (JP)
Title: Preventing method for cracking of build-up weld zone by belt-like electrode
Inventor: TADA YOSHIHIRO
IPC: B23K9/04
Filed: 1981-08-05
Abstract: PURPOSE:To prevent the generation of cracking by padding weld metal beforehand on the bead lap parts where the generation of fine cracking is anticipated thereby forming build-up weld metal of excellent cracking resistance in the dangerous area where cracking may arise. CONSTITUTION:Weld metal 11 of the same component as that of a base material 1 or the same component as that of a padding material 2 is beforehand padded on the base material. If build-up welding is executed thereon by using a belt-like electrode thereafter, an area 4 where coarse grains of crystals are formed out of the heat affected zone of preceding beads 2 and a dangerous area 6 near the heat affected zone of succeeding beads where cracking may arise are confined within the weld metal 11 padded beforehand.
Patent JP-S63285804-A (JP)
Title: Thick membrane conductive composite
Inventor: NAKATANI SEIICHI
IPC: H01B1/16
Filed: 1987-05-19
Abstract: PURPOSE:To make it possible to metallize copper in a low temperature and in a short time by mixing an organic vehicle to an inorganic composite which is made by mixing a specific amount of bismuth glass to CuO powder. CONSTITUTION:As a thick membrane conductive composite to metallize copper, an inorganic composite is made by mixing 0.5 to 15 wt.% of bismuth glass to 85 to 99.5 wt.% of CuO powder. Then an organic vehicle is mixed with the inorganic component to form a composite. In this case, the bismuth glass powder is composed of 5-60 % of Bi2O3, 1-40 % of PbO, 0.5-20 % of B2O3, 0.1-20 % of SiO2, 1-20 % of CaO, 0.1-20 % of AL2O3, 0-5 % of MgO, 0-5 % of ZrO2, 0-3 % of Y2O3, and 0-3 % of SrO, by weight.
Patent JP-H02301162-A (JP)
Title: Laminated type semiconductor integrated circuit
Inventor: KUMAMOTO TOSHIO
IPC: H01L25/065
Filed: 1989-05-16
Abstract: PURPOSE:To increase the overall integration degree of a laminated type semiconductor integrated circuit by performing signal transmission between the upper and lower layers with a columnar semiconductor whose conductivity is controlled by an external electrode. CONSTITUTION:The conductivity of a columnar semiconductor 7a can be controlled by producing a depletion layer 10 in the columnar semiconductor 7a by changing the voltage of an external electrode 8 or 9, and then changing the size of the depletion layer 10 produced. Namely, this columnar semiconductor 7a operates by dint of the depletion layer 10 like a junction FET which controls the conductivity of the channel. Besides, each gate electrode 8, 9 can be used independently and signals different from each other can be applied to them.
Patent JP-H08316818-A (JP)
Title: Output circuit for semiconductor device
Inventor: MINOTANI YOSHINARI
IPC: H03K19/0175
Filed: 1995-05-22
Abstract: PURPOSE: To prevent a short-circuit current from being supplied between power supply points due to simultaneous conduction of 1st and 2nd output transistors(TRs) of the inverter form output circuit. CONSTITUTION: A 1st drive circuit 41 (2nd drive circuit 42) driving a 1st output TR 10 (2nd output TR 20) of the output circuit 60 is provided and a drive command Sw and its auxiliary signal are given in common to the circuits 41, 42. The drive circuit 41(42) provides an output of a signal Sd1(Sd2) for the TR 10(20) to alternately make them conductive, the 1st drive circuit 41 generates the drive signal Sd1 changing quickly from its 1st logic value into its 2nd logic value and slowly from the 2nd logic value into the 1st logic value and the 2nd drive circuit 42 generates the drive signal Sd2 changing slowly from the 1st logic value into the 2nd logic value and quickly from the 2nd logic value into the 1st logic value respectively.  Then the 1st and 2nd output TRs 10, 20 are respectively made conductive by the 1st logic value of the drive signal Sd1 and the 2nd logic value of the drive signal Sd2 so as to generate a time Tf without fail when both the output TRs 10, 20 are simultaneously nonconductive on the way of a change in a logic value of an output signal So of the output circuit 60.
Patent JP-S612981-A (JP)
Title: Electromagnetic type flow control valve
Inventor: SAKAGUCHI YUUJI
IPC: F16K31/06
Filed: 1984-06-15
Abstract: PURPOSE:To restrain the generation of noise due to pressure-excited vibration of a constriction adjusting plate and a valve element, by disposing a seat made of resilient materials between the constriction adjusting plate and a lid. CONSTITUTION:An electromagnet 5 is secured to a housing 1, being spaced from a valve seat member 2, and an O-ring 86 is fitted in the opening end of the housing 1 while a lid 6 is secured to the housing 6 in a sealing relationship with the use of fastening bolts 7. The lid 6 is formed therein with a recess 11 which is opposed to a valve seat 2a and an electromagnet 5 and which supports a constriction adjusting plate 4 such that it may be displaced in the axial direction of the valve seat member 12, and a seat made of foamed urethane is disposed between the bottom of the recess 11 and the constriction adjusting plate 4. With this arrangement, it is possible to restrain the generation of noise which is superposed upon pressure waves due to self-excited vibration of the constriction adjusting plate 4 and the valve element 3.
Patent JP-H11316097-A (JP)
Title: Steel ball dust remover
Inventor: KOIKE HITOSHI
IPC: F28G1/12
Filed: 1998-05-01
Abstract: PROBLEM TO BE SOLVED: To catch a steel ball, reduced in diameter through abrasion or chipping, efficiently by making slits for passing a steel ball having reduced diameter at required positions in the longitudinal direction of an inner drum and collecting steel balls dropped into a casing through the slit from the casing. SOLUTION: A plurality of openings 22 for introducing a steel ball to a steel ball outlet 20 are made at the other end of an inner drum 12. At required positions on the upstream side of the other end of the inner drum 12, a large number of slits 23 having a required width (about 4 mm) for passing a steel ball having reduced diameter due to abrasion or chipping and extending in the axial direction of the inner drum 12 are made over the entire circumference thereof. At required positions of the inner drum 12 below the part where the slit 23 is made, partition plates 24, 25 are arranged and steel balls dropped between the partition plates 24, 25 through the slit 23 can be collected from the casing 9a by opening the cover 27 at a collecting opening 26.
Patent JP-S5912820-A (JP)
Title: Molding method of urethane foam
Inventor: NAKAMICHI MASAHIRO
IPC: B29B7/00
Filed: 1982-07-15
Abstract: PURPOSE:To obtain an urethane foam product bendable at right angle or acute angle from cheap molding dies with proper mold releasing property by fixing preliminarily shock absorbing members to the required positions of the molding dies, before the urethane foam is molded. CONSTITUTION:Foamable urethane raw material 9 is charged into the bottom force 7 of molding dies to mold urethane foam, and to the top force 8 thereof, a shock absorbing member 10 made of slab urethane form or non-woven cloth etc. and having the same shape as the folded line of shock absorbing part at least in one side of its external shape, is fixed. Next, when the foaming urethane raw material in the dies is foamed by heating, the product in which the shock absorbing members 10 and the urethane foam 9' are formed as one body, is obtained. The shock absorbing members 10 are impregnated with foaming urethane raw material, hardened rigidly, and then become shock absorbing parts 11 as one body with the urethane foam 9'. Owing to the rigidity difference between the part 11' with the shock absorbing member 10 and the other part 11'', one end 12 thereof is easily bendable and its appearance is good.
Patent JP-S61278829-A (JP)
Title: Electrically driven camera
Inventor: HOSHINO YASUSHI
IPC: G03B1/12
Filed: 1985-06-04
Abstract: PURPOSE:To obtain an electrically driven camera characterized by easy handling and multi-function and prevented from misoperation by executing plural operations of the camera by the one-way rotation of a motor and starting the motor for plural operations by one switch. CONSTITUTION:Since gears 16, 20 are driven in the reverse directions each other by the rotation of the motor, planetary gears 17, 21 are also rotated around respective axes in the reverse directions each other and also revoluted in the reverse directions against respective self-rotation and the 1st and 2nd clatch levers 15, 19 are rotated to constitute a clatch mechanism for switching power transmission systems. A planet gear device 50 to be a driving device for executing one operation of the camera moves lenses to switch a focal distance. When a driving gear 51 is rotated, a planetary gear 52 rotates around its axis simultaneously with its revolution while engaging with a fixed inner gear 53 having twice the knurled circumference of the gear 52, so that a driving pin 54 planted on the knurled circumference of the gear 52 through a fitting plate 54a is straight moved with strokes corresponding to the knurled circumference of the gear 53 in the optical axis direction of the camera.
Patent JP-S61854-A (JP)
Title: Input and output controller
Inventor: NAKAMURA HOUSAKU
IPC: G06F5/06
Filed: 1984-06-14
Abstract: PURPOSE:To attain the independent actions or coupled actions according to the length of a single record unit of a controller by providing the 1st and 2nd buffer memories, a buffer memory address register and a buffer memory control register. CONSTITUTION:A CPU40 is connected to a ROM42, a RAM41, address buffer registers 21 and 31 and buffer memory control registers 22 and 32 respectively via a bus 50. Then the CPU40 can perform read and write to registers 21 and 31 as well as 22 and 32. The 1st buffer memory 20 is connected to the registers 21 and 22, a write data selector 44 and a read data buffer register 23. While the 2nd buffer memory 30 is connected to the registers 31 and 32, the selector 44 and a read data buffer register 33. A selector 43 supplies registers 23 and 33 and transmits the data of both registers 23 and 33 to a magnetic tape device 5 via a bus 11 as well as to a channel device 1 via a bus 10. The selector 44 selects buses 10 and 11 and sends the data of these buses to memories 20 and 30.
Patent JP-S611117-A (JP)
Title: Constant current pulse drive circuit
Inventor: HASEGAWA YOSHIHISA
IPC: H03K5/12
Filed: 1984-06-14
Abstract: PURPOSE:To obtain an output current steeply changed by turning on an output transistor (TR) or a dummy output TR depending on the on/off of a pulse input signal so as to prevent generation of delay when the output TR is turned on. CONSTITUTION:When a pulse input signal is given, switching control TRs 4, 8 are turned on and off, emitter follower circuits 5, 6 are inactivated and activated respectively, an output TR1 is turned off, a dummy TR7 is turned on and a dummy current decided by the ratio of an input reference voltage VR of a differential amplifier 3 to a resistor 2 flows to the emitter resistor 2. On the other hand, when the input signal is not given, the TRs 4, 8 are turned off and on, the circuits 5, 6 are activated and inactivated, the TR1 is turned on, the TR7 is turned off, and an output current decided by a ratio of the voltage VR to the resistor 2 flows to the TR1.
Patent JP-S611951-A (JP)
Title: Handy air collector
Inventor: KANEOKA KENJI
IPC: F24S10/40
Filed: 1984-06-14
Abstract: PURPOSE:To facilitate to move the titled collector and at the same time contrive to reduce its cost by reducing the number of parts by a structure wherein the first and the second transparent films, the third film, the front of which acts as the heat collecting surface and the back of which acts as the reflective surface, and the fourth film, both the front and back of which act as the reflective surfaces, are arranged in the order from the front to the back of the titled collector. CONSTITUTION:The titled air collector consists in arranging the first and the second transparent films 1 and 2 on the front side and the third film 3, the front of which is turned to be the heat collecting surface 3a by painting the surface in black or the like and the back of which is turned to be the reflective surface 3b by sticking aluminum foil or the like onto the surface, and the fourth film 4, both the front and back of which are turned to be the reflective surfaces, on the back side and fixing the films 1...4 on the periphery so as to form three layers of sac-like space parts 5, 6 and 7. A suction port 8 and an exhaust port 9 are provided at both ends of the center space part 6 in order to warm air by solar heat by sending the air in the space part 6 by means of a fan 12. Because the front of the film 3 is turned to be the heat collecting surface 3a, the solar heat is collected highly efficiently. The rear space part 7 acts as the heat insulating layer by sealing air in its interior.
Patent JP-S5548734-A (JP)
Title: Colored liquid crystal display device
Inventor: WATANABE HARUO
IPC: G02F1/1335
Filed: 1978-10-04
Abstract: PURPOSE: To make it possible to obtain a good displaying contrast with an electric field effect type color liquid crystal display device using a phase difference plate, by applying a 45 degrees twist system to the liquid crystal orientation and using an absorption coloration for nondisplaying portions and an interference coloration for displaying portions.  
     CONSTITUTION: A 45 degrees twist system (the orientation of liquid crystal is twisted in the direction which obliques with the horizontal direction for an angle of 45 degrees) is used as liquid crystal cell 12, iodine polarizing plate 11 having a vertical polarization axis is installed at the light source side, and phase difference plate 13 which is oriented in the direction of 45 degrees (in the same direction as the right side transparent plate of cell 12) and iodine polarizing plate 14 having a vertical polarization axis are installed at the observer side. With this device, a linear polarized light incident through polarizing plate 11 is rotated for an angle of 45 degrees by cell 12, and the rotated polarized light becomes parallel to the elongated direction of phase difference plate 13 and is incident on polarizing plate 14 without receiving any affect of the phase difference, and the light shows a pale grayish absorption coloration under OFF condition. The linear polarized light is incident on phase difference plate 13 with an angle of 45 degrees and receives affects of the phase difference and shows an interference coloration. 
     COPYRIGHT: (C)1980,JPO&Japio