baber/WOPTO huggingface dataset:
Patent JP-H06236147-A (JP)
Title: Security device
Inventor: IMAI HIDEKI
IPC: G09C1/00
Filed: 1993-02-10
Abstract: PURPOSE:To prevent to write in and read out illegally information of magnetic stripes, while cryptographic processing is enabled without a previous arrangement and delivery of a cryptographic key by inputting an identifier of a specific entity and generating the cryptographic key by a key generating means. CONSTITUTION:A control means A of this device takes out an identifier (a) of a partner entity out of indication information (b) inputted from an interface means N and sends it to a key generation means D. And a peculiar cryptographic key (e) being common with the partner entity is generated by operating an identifier (d) to which the identifier (a) is converted by an identifier exchanging means C and a secret algorithm (c) stored in a secret algorithm storing means B, and sent to a cryptographic processing means E. Also, information written in a magnetic stripe means M of this device is sent to the cryptographic processing means E of this device from an external device 0, ciphered by using the cryptographic key (e), made ciphered information (q), and returned to the external device 0 from the interface means N as a response (m).
Patent JP-H11227177-A (JP)
Title: Image forming apparatus
Inventor: IWAO NAOTO
IPC: B41M5/00
Filed: 1998-02-10
Abstract: PROBLEM TO BE SOLVED: To form a high quality image at a high speed using an intermediate transfer body made of a material having a high ink transfer ratio, high mechanical strength, high solution resistance and high chemical resistance. SOLUTION: The image forming apparatus 1 comprises an endless tape-like intermediate transfer body 40 entrained about an intermediate transfer body feed roller 45 and a transfer heat roller 50. An ink jet 20 is disposed in the vicinity of the roller 45 while the facing intermediate transfer body 40. A platen roller 70 is disposed in the vicinity of the roller 50 such that the roller 70 can come into contact with the intermediate transfer body 40 and a recording medium, i.e., a recording sheet 60, along with the transfer heat roller 50. Surface layer of the intermediate transfer body 40 is formed of fluororesin, a base material layer is formed of polyimide and the contact angle between ink and the surface layer of the intermediate transfer body is set larger than 30 deg. at the time of transferring ink to the recording sheet 60.
Patent JP-S55136778-A (JP)
Title: Color television camera
Inventor: SAGARA YUUJI
IPC: H04N9/07
Filed: 1979-04-12
Abstract: PURPOSE:To suppress the production of color error at the part having no vertical corelativity, by separating the color signal through the removal of factors of fluctuation of modulation color component due to luminance and adding again the component luminance after separation. CONSTITUTION:The signal from the pick up tube 11 having the stripe filter is separated for the luminance signal component at LPF13, and it is fed to the non-linear circuit 18, and the output of the non-linear circuit 18 is the control signal of the gain control circuit 17. On the other hand, the high band modulation component including chroma signal is separated from HPF16 and it is the input signal of the gain control circuit 17. The modulation component removed with the factors of variation due to luminance level is obtained from the output of the gain control circuit 17 and it is inputted to the delay circuit 19. Further, the non-delay signal and delay signal are operated at the adder 20 and substractor 21, and envelope detection is made at the detection circuits 22 and 23. After that, chroma signal is picked up at LPFs 24, 25 and it is fed to the gain control circuit 26 in non-linear control.
Patent JP-S60187510-A (JP)
Inventor: GOTOU KOUZOU
IPC: B28B7/30
Filed: 1984-03-07
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-S59170783-A (JP)
Title: Form detector
Inventor: KAZUNORI TSUNEAKI
IPC: G01V8/12
Filed: 1983-03-17
Abstract: PURPOSE:To prevent erroneous detection due to dust in an optical form detector by generating a voltage which indicates whether a form is present or not at predetermined periods and shifting a reference decision making voltage. CONSTITUTION:The quantity of photodetection of light that a photosensor 2 detects from a light emitting diode 11 varies according to whether a sheet type form 6 is present or not, and a detection signal A is outputted to an AD converting circuit 2 through an amplifier 13. A test is taken at a predetermined period before the device is used, a bus changeover gate 3 is switched to a decision voltage generating circuit 4, and the detection signal A corresponding to the presence or absence of the form 6 is stored in storage circuits 41 and 42. The difference between the stored voltages in both storage circuits is calculated by a subtracting circuit 43, whose result is divided equally into two by a dividing circuit 44. The value is regarded as a reference decision voltage D for the presence and absence of the form. Then, the bus changeover gate 3 is switched to send the detection signal A to a comparing circuit 5, and the signal A is compared with said reference voltage D to generate a decision signal indicating whether the form is present or not.
Patent JP-H05252481-A (JP)
Title: System for transmitting inter-field moving picture processing and transmission system
Inventor: IZUMI YOSHINORI
IPC: H04N11/24
Filed: 1992-03-02
Abstract: PURPOSE:To improve the quality of the reproduced moving picture by performing the intra-field processing by means of the dissimilar two-dimensional filters for each field at the transmission and performing the intra-field interpolation processing at the reception and reproduction. CONSTITUTION:Input picture signals are supplied in parallel to a two-dimensional filter (VLPF:A) 1 limiting the frequency band in the vertical axis direction in half of the Nyquist band and a two-dimensional filter (HLPF:B) 2 limiting the frequency band in the horizontal axis direction in half of the Nyquist band from an input terminal. The output of each filter 1, 2 are alternately transmitted as an odd field and as an even field through a changeover switch SW1 and a sampler 3 to transmission lines. At the reception and reproduction side, picture signal from the transmission are supplied through the sampler 4 in parallel with filters 5, 6 having the same frequency characteristics of transmission filters 1, 2, subjected to the interpolation insertion processing for odd and even fields by the filters 5, 6, and transmitted to the next stage.
Patent JP-H04281211-A (JP)
Title: Magnetic recording medium and its production
Inventor: KAWAWAKE YASUHIRO
IPC: G11B5/73
Filed: 1991-03-11
Abstract: PURPOSE:To offer a magnetic recording medium excellent in recording and reproducing characteristics and productivity by controlling magnetic characteristics and the fine constitution of a film. CONSTITUTION:A thin film magnetic layer 2 consisting mainly of Co and Cr, or Co, Cr and Ni is formed on a high polymer base plate 1 having <=120 deg.C glass transition temperature and the saturated magnetization of the thin film magnetic layer 2 is 550-800emu/cc and an inclination phi from a film normal line of a columar crystal particle is >=30 deg. and a second magnetic layer 3 consisting mainly of Co and oxygen, or Co, Ni and oxygen is formed on the film magnetic layer 2.
Patent JP-S55139572-A (JP)
Title: Automatic control valve for fluid of variable temperature
Inventor: SHIMIZU MAKOTO
IPC: F16K17/38
Filed: 1979-04-12
Abstract: PURPOSE: To enable automatic opening or closing depending on temperature change, by providing a slider in a nonmagnetic tube so that the slider corresponds to a stator provided outside the tube and by making one of the stator and the slider of a permanent and the other of a thermosensitive magnetic substance of prescribed Curie point.  
     CONSTITUTION: When the temperature of a fluid which enters through an inlet port 2 is not higher than Ta or Tb, a slider 8 made of a thermosensitive magnetic substance is magnetized so that the slider is maintained in a position shown by a full line in Fig., against a spring 11 in interaction with a stator 4 made of a permanent magnet and fixed on the peripheral part of a nonmagnetic tube 1. As a result, the fluid flows out of an outlet port 3 through the passage hole 9 of the slider 8 and the passage hole 7 of a valve seat 6. When the temperature of the fluid exceeds Tb, the slider 8 is not magnetized and brought into pressural contact with the valve seat 6 by the restoring force of the spring 11. As a result, the passage hole 7 is shut off by a valve element 10 secured on the slider 8 and the fluid flow is stopped. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S53129573-A (JP)
Title: Analogue-digital converter
Inventor: YAMADA HARUYASU
IPC: H03B5/36
Filed: 1977-04-18
Abstract: PURPOSE:To accelerate an analogue-digital converter with making the gate of input signals low-resistance to shorten the charging time and reducae the parasitic capacity, by giving a potential gradient in the insular area, which is formed in the semiconductor substrate, and applying analogue signals to the analogue signal applying electrode of a MOS transistor.
Patent JP-H03247977-A (JP)
Title: Refrigerating machine
Inventor: MATSUOKA AKIRA
IPC: F25D19/00
Filed: 1990-02-26
Abstract: PURPOSE:To permit the treatment of drain and the prevention of dispersion of washing solution by a method wherein a pan type ceiling plate, provided on a condenser, is removed to utilize it as a drain receiving pan below the condenser while a flow regulating plate is brought into blockading condition with respect to a fan, upon washing the condenser. CONSTITUTION:A refrigerating cycle is operated by a refrigerating device, mounted on a main body 1, and cold air, whose heat is exchanged in an evaporator 17 provided in a refrigerator, is circulated by a fan 18 whereby the whole of the inside of the refrigerator is cooled. On the other hand, atmosphere or hot air, whose heat is exchanged in a condenser 27, is sucked by a suction fan 25 and the flow of the hot air is regulated, then, is ventilated to a compressor 26 at the downstream side from a duct 24 through an opening 23 after being regulated by a flow regulating plate 35. When oil or dust is adhered to a condenser 27 due to the operation of the refrigerating device and washing of plate fins 28 has become necessary, the compressor 26 and the fan 25 are stopped, a pan type ceiling plate 33 is removed to insert it into a space 24 as a drain receiving pan and the flow regulating plate 35 is pivoted to bring it into vertical blockading condition with respect to the condenser 27. A proper drainage hose is connected to the drain pipe 33A of the pan type ceiling plate 33 and, thereafter, the condenser 27 is washed employing washing solution.
Patent JP-H08250941-A (JP)
Title: Low-distortion differential amplifier circuit
Inventor: KOYAMA MIKIO
IPC: H03F1/32
Filed: 1995-02-10
Abstract: PURPOSE: To obtain the differential amplifier circuit with linear characteristic which has a wide input voltage range. CONSTITUTION: This circuit has a pair of output terminals OUT1 and OUT2 and a pair of input terminals IN1 and IN2, a pair of current sources 14 and 16 connected to the ground GND, and a couple of transistors 10 and 12 connected between the terminals OUT1 and OUT2 and the ground GND in series with the current sources 14 and 16. The circuit consists of a couple of operational amplifiers 18 and 20 having their outputs connected to the bases or gates of the transistors 10 and 12 and a resistance 22 which is connected between the emitters or sources of the transistors 10 and 12. The input terminals IN1 and IN2 are connected to the positive inputs of the operational amplifiers 18 and 20 and the terminals of the transistors 10 and 12 where the resistance is connected are connected to the negative inputs of the operational amplifiers 18 and 20 through voltage sources 30 and 32.  There, the input parts of the operational amplifiers 18 and 20 are the bases or gates of the transistors 10 and 12.
Patent JP-S51120165-A (JP)
Title: Counter
Inventor: HOSHIMI SUSUMU
IPC: H03K23/64
Filed: 1975-04-14
Abstract: PURPOSE:To form a counter of any notation by selectively taking out counting value detection signals in a 2n notation counter formed by n number of flipflops (FF).
Patent JP-H07229202-A (JP)
Title: Joint construction between reinforced concrete column and steel frame beam
Inventor: MIYANO YOICHI
IPC: E04B1/30
Filed: 1994-02-19
Abstract: PURPOSE:To promote bearing strength of a column concrete in a column-beam joint and to realize a frame of a weak beam strong column type mechanism. CONSTITUTION:Bearing reinforced frame bodies 3 surrounding column main reinforcing bars so as to circumscribe them with the outermost edge reinforcement of the column main reinforcing bars 6 arranged to the inside of a reinforced concrete column 1 are fixed to both up and down flange outsides 2a and 2b of steel frame beams 2 and are buried in the reinforced concrete column 1. Web bearing plates 5 are fixed to a part held between both up and down flanges 2a and 2b of the steel frame beams and webs 2c of the steel frame beams 2 to build up the steel frame beams so that the web rearing plates are flush with the surface of the reinforced concrete column 1.
Patent JP-H02226119-A (JP)
Title: Two-terminal element for active matrix
Inventor: KOBAYASHI HIROSHI
IPC: H01L29/40
Filed: 1989-02-28
Abstract: PURPOSE:To obtain the two-terminal element for the active matrix which has high adhesive strength to the substrate of a 1st electrode layer and has a smaller leak current by providing adhesion layers formed of thin layers of metal of <=100Angstrom  thickness on a substrate. CONSTITUTION:A Schottky barrier is formed between 1st electrode layers 21 and 22 and a semiconductor layer 30, which comes into ohmic contact with a 2nd electrode layer 40 or has a small Schottky barrier with the layer 40. Adhesion layers 51 and 52 are laminated on the substrate 10 at an interval and formed of the thin layers of metal of <=100Angstrom  thickness. Thus, the thickness is set to <=100Angstrom to reduce the contact area between the adhesives 51 and 52 and semiconductor layer 30, and the leak current from the contact surface is suppressed small. Then, metal which is smaller in ionization potential than the constituent metal of the 1st electrode layers 21 and 22 is used as the material of metal constituting the adhesion layers 51 and 52 to increase the adhesive strength of the adhesion layers 51 and 52 to the substrate 10.
Patent JP-S63213179-A (JP)
Title: Head supporting device
Inventor: TAKEUCHI YOSHINORI
IPC: G11B21/21
Filed: 1987-03-02
Abstract: PURPOSE:To heighten the rigidity of a loading beam and to suppress the vibration of the loading beam due to windage disturbance according to the rotation of a recording medium, by providing at least one auxiliary flange element along a direction almost crossing orthogonally to the longitudinal direction of the loading beam at the flat part of the loading beam. CONSTITUTION:A head supporting device is constituted of the loading beam 2 which puts load on a magnetic head 3, a gimbal elastic spring element 1 whose one end is coupled with the loading beam 2 and supports the magnetic head 3, and a load flat spring part 9 which applies pressing load on the magnetic head 3. The loading beam 2 is provided with an elongated flat part 5 and flanges 4 at both sides of the part, and at the root part of the flat part 5, an auxiliary flange 6 is provided in a direction crossing with the longitudinal direction by cutting and bending the flat part 5. Therefore, the twisting and flexural rigidity of the loading beam 2 can be heightened, and the amplitude vibration of the loading beam 2 due to air flow according to the rotation of a recording disk can be suppressed at a low level, which stabilizes the floating of the magnetic head 3.
Patent JP-H02224634-A (JP)
Title: Objective oscillating structural body with scope
Inventor: MIURA MASAHIRO
IPC: G02B23/24
Filed: 1989-02-27
Abstract: PURPOSE:To prevent the generation of a pulled deformation and to improve an operability by inserting and fixing the head of an image guide and the head of a wire for oscillating to a short cylindrical first connector, and connecting the head and base edge of a spiral tube to the first connector and a short cylindrical second connector, respectively. CONSTITUTION:For a spiral tube 3, a head 3a is connected to a first connector 1, and a base edge 3b is connected to a second connector 2. For an image guide 12, the head is insertingly fixed to a pipe 5 for image guide or the first connector 1, penetratingly inserted to the spiral tube 3 and a pipe 7 for image guide, and fixed in the pipe 7. When a wire 9 is pulled at the base edge side, the first connector 1 is pulled in an arrow B direction, the spiral tube 3 is bendingly deformed, a gap 8 restricts the limit of the curved deformation, and the damage of the image guide 12, etc., is prevented.
Patent JP-S55136557-A (JP)
Title: Production of sliding part
Inventor: KITA YOSHIAKI
IPC: F16C33/14
Filed: 1979-04-13
Abstract: PURPOSE: To obtain the captioned product of superior abrasion resistance and high strength by disposing a core at the central axis of a copper alloy cylinder having grooves in its inside circumferential wall surface, making the spacing of an even thickness between the same and the inside diameter of the cylinder and pouring the molten copper alloy in which the specific amount of graphite powder is dispersed into this spacing.  
     CONSTITUTION: After dies 1 and 2 are assembled, a copper alloy cylinder 4 having grooves on its circumferential wall surface is put in the dies and further a core 3 is so disposed at the central part of the cylinder 4 that the spacing of an even thickness is made between the same and the inside diameter of the cylinder. Next, the molten copper alloy in which 1W40vol% of graphite powder is dispersed is poured into this spacing and this molten metal is pressure-solidified under face pressure 600kg/mm 2 . Next, the copper alloy cylinder is pulled from the die, thence the core is removed whereby the copper cylinder 4 having a graphite-dispersed copper alloy layer 5 on the inside diameter surface is obtained. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S54137260-A (JP)
Title: Disturbing wave deletion device
Inventor: TADA MASAHIRO
IPC: H04B1/10
Filed: 1978-04-18
Abstract: PURPOSE:To secure an effective deletion of the ghost generating at the TV picture receiver by constituting the disturbing wave deletion device with two antennas provided on the equal wave surface, the phase shifter, the sum circuit and the differential circuit each. CONSTITUTION:Two units of antennas 1 and 2 are provided so that they may be the equal wave surface to the desired wave and different in the propagation wave length to the disturbing wave, and output S1 of antenna 1 is supplied to sum circuit 32 as well as to sum circuit 31 via pi/2 phase shifted 21. While output S2 of antenna 2 is also supplied to circuit 31 as well as to circuit 32 via pi/2 phase shifter 22. Then composite signal S31 obtained through circuit 31 is supplied to sum circuit 23 and differential circuit 33, and composite output S32 obtained from the output of circuit 32 is applied to circuit 33. After this, outout (S31 -S 32) of circuit 33 is supplied to circuit 23 via pi-phase switch 40 and variable attenuator 50, and the signals sent from output terminal 24 are applied to the TV receiver.
Patent JP-S51121124-A (JP)
Title: Power source means
Inventor: WATANABE MASAJI
IPC: H03F1/02
Filed: 1975-04-15
Abstract: PURPOSE: To improve the efficiency of a power source in the ordinary output without sacrifice in the large output portion by momentary peak. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H07253695-A (JP)
Title: Paper feeding control device
Inventor: KANEDA TOKUZO
IPC: G03G15/00
Filed: 1994-03-16
Abstract: PURPOSE:To provide a paper feeding control device capable of surely detecting the paper sheet end of a roll paper without being affected by the material of a cylindrical holder etc. and detecting the remaining paper sheet. CONSTITUTION:The light beam passing through the plural slit provided on the disk of the encoder rotating in company with the shaft of the roll paper (not shown in figure) is detected by a photosensor. The angular velocity of the roll paper is calculated basing on the detected period (between slits period). The between slits period (a) immediately preceding the paper sheet end (roll end) is sharply reduced as compared to the between slits period (b), that is, the between slits period at the normal time. Therefore, by providing the lower bound threshold level (c), then on detecting the between slits period falling below the lower bound threshold level (c), it is judged as the paper sheet end.
Patent JP-H03249519-A (JP)
Title: Position detector
Inventor: KURIHARA HITOSHI
IPC: G11B21/08
Filed: 1990-02-28
Abstract: PURPOSE:To easily position a slit plate providing an adjusting means which enables movement in a longitudinal direction to the slit plate when the number of times of light-reception through slits is counted by moving a sensor consisting of a photoelectric element and a photodetector relatively to the slit plate provided with the slits continuously. CONSTITUTION:When the slit is fixed to this detector, a carrier 6 is moved to a track position corresponding to a track position for adjustment which is recorded previously on a medium disk for position adjustment according to an unshown track reference position by using the signal of an encoder 16. Then a track position signal for adjustment is read out by magnetic heads 7 and 8, which are positioned in the center of a track to send the signal to a voice coil 5 continuously. For the adjustment of the position of the slit plate 13, a fixation member 17 where the slit plate 13 is fixed is moved and a photointerrupter 15 counts slits 14 provided on the slit plate 13.
Patent JP-S55137749-A (JP)
Title: Line control system
Inventor: WATANABE KEISHIYOU
IPC: H04L69/14
Filed: 1979-04-13
Abstract: PURPOSE:To reduce the amount of hardware to facilitate control, by providing a line control word corresponding to the traffic density of a line and by assingning the idle line control word to the line by detection of incoming on this line. CONSTITUTION:When line scan advances to select line incoming detection part 1 and incoming is detected to execute a command, the line number of the incoming line is input to the data register of line control work LCW, and processing request is reported to program control part 7. Program control part 7 can detect the line number for incoming by reading out contents of the data register of LCW and assignes a new line to the free LCW, so that the line can be controlled.
Patent JP-H11247273-A (JP)
Title: Built-up concrete structure
Inventor: WATANABE YASUO
IPC: E03F3/04
Filed: 1998-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a built-up concrete structure reduced in the weight of members and easy to construct in a field. SOLUTION: This concrete structure is provided with a lateral pair of precast concrete-made side wall members 2, 2, a precast concrete-made top plate member 3 to which the upper parts of the side wall members 2, 2 are connected, a filling part 7 formed on the side wall part 2, a filled concrete 14 formed by allowing the filing part 7 to communicate with the upper part of the top plate member 3 and placing concrete thereto, and a bottom plate concrete 16 formed by placing concrete between the lower parts of the lateral side wall members 2, 2.  The lateral side wall members 2,2 are arranged, the upper parts of the lateral side wall members 2, 2 are connected by the top plate member 3, concrete is placed to the filling part 7 and the upper part of the top plate member 3, and concrete is filled between the lower parts of the lateral side wall members 2, 2 to form a substantially square sectional structure 1.