baber/WOPTO huggingface dataset:
Patent JP-2023049261-A (JP)
Title: Volumetric machine, compressor, cooler and electronic device
Inventor: ABE TOMOKI
IPC: F04B35/01
Filed: 2021-09-29
Abstract: To provide a volumetric machine capable of operating stably, a compressor, a cooler and an electronic device.SOLUTION: A volumetric machine comprises: a cylindrical guide part; a shaft member; a rotary member connected to the shaft member and rotating; a connection member connected to the rotary member, and moving in a direction intersecting the rotational axis of the shaft member; a slide member that has a piston part arranged in the guide part, is connected to the connection member, and slides; a mechanism chamber that has lubricant therein, and in which the rotary member, the connection member and a part of the slide member are arranged; a pressure chamber that is provided in the guide part, and volume of which changes as the piston part slides; an operation chamber that is provided between the mechanism chamber and the pressure chamber in the guide part, and is separated from the pressure chamber by the piston part; and first and second sealing members that prevent the movement of the lubricant. The first sealing member is arranged between an inner wall of the mechanism chamber and the shaft member, and the second sealing member is arranged between the inner wall of one of the mechanism chamber and the operation chamber and the slide member.SELECTED DRAWING: Figure 2
Patent JP-2023054425-A (JP)
Title: Load data analysis method, apparatus and program
Inventor: SANNOMARU SHOGO
IPC: G01M99/00
Filed: 2021-10-04
Abstract: To appropriately realize a reduction in memory capacity, a reduction in calculation time, and a real-time analysis when analyzing a load applied to an object based on the rain-flow method.SOLUTION: A load data analysis method for analyzing load data indicating a load repeatedly and irregularly applied to an object based on the rain-flow method includes: a first step of acquiring a predetermined amount of load data, and calculating the frequency of the load amplitude and load average related to the load applied to the object using load data that satisfies a predetermined condition in the predetermined amount of load data based on the rain-flow method; a second step of storing load data that did not satisfy the predetermined condition among the predetermined amount of load data; and a third step of generating the predetermined amount of load data for executing the first step by combining the load data stored by the second step with a newly acquired load data. The first to third steps are repeatedly executed.SELECTED DRAWING: Figure 15
Patent JP-2021193636-A (JP)
Title: Imaging device, control method, program, and storage media
Inventor: TAKAHASHI KATSUHIKO
IPC: G06T7/536
Filed: 2021-10-04
Abstract: To provide an imaging device capable of preferably recognizing a position of a vanishing point in an image even when an imaging direction for imaging the front of a vehicle changes.SOLUTION: A navigation device 1 comprises a front imaging camera 4 for capturing the scenery in front of a vehicle, a reference target movement determination unit 16, a vanishing point learning unit 17, and a control unit 19. The vanishing point learning unit 17 analyzes a front image Im captured by the front imaging camera 4 to learn a position of a vanishing point included in the front image Im. The reference target movement determination unit 16 analyzes the front image Im while the vehicle is traveling to identify a reference object Tag that is included in the front image Im and is a part of the vehicle. The control unit 19 corrects, when a position in the front image Im of an object identified by the reference target movement determination unit 16 moves, the position of the vanishing point learned by the vanishing point learning unit 17 based on the direction and distance of the movement.SELECTED DRAWING: Figure 3
Patent JP-2022008896-A (JP)
Title: Turret with null stop
IPC: F41G1/38
Filed: 2021-10-06
Abstract: PROBLEM TO BE SOLVED: To provide a turret with a null stop. 
     SOLUTION: A turret for a telescopic scope comprises a nob (210) and a ring (240) with one or two tracks (242, 250), the one or two tracks are situated on a top or a bottom of the ring (240) and comprises further a base, and at least one of the nob or the base has a pin (230) sliding on one of the one or two tracks of the ring. The track has at least one end edge acting as a restriction stop for the pin. By arranging one pin sliding on one track a null stop allowing a free rotation for almost 360° is realized. By arranging two pins sliding on two tracks a null stop allowing a free rotation for almost 720° is realized. The system can be further extended by a track of an additional ring having a corresponding pin. 
     SELECTED DRAWING: Figure 2 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023057467-A (JP)
Title: Method and device for removing underwater pipe
Inventor: NAGAMINE HIROSHI
IPC: H02G1/10
Filed: 2021-10-11
Abstract: To prevent pollution of water quality during removal of an underwater pipe, to improve a work speed, to shorten a construction period, and to reduce construction costs.SOLUTION: In removal of an underwater pipe 20, the underwater pipe is guided by underwater guide sleighs 36F, 36R, and earth and sand around the underwater pipe 20 are agitated by a jet water flow 32 while limiting an agitation range of the jet water flow 32 to the vicinity of a water bottom 10 by using a pollution control cover 34 which covers an underwater part, thus facilitating the extraction of the underwater pipe 20 from the water bottom 10. An excavation state caused by the jet water flow 32 is monitored by a camera 38 with illumination by a light, and the underwater pipe 20 pulled up from the water bottom 10 is continuously pulled up and removed by a pipe pullup ship 60 equipped with a heavy machine 66 and lifting means (68, 70).SELECTED DRAWING: Figure 1
Patent JP-2023058789-A (JP)
Title: Air conditioner
Inventor: TAKATO YASUTANE
IPC: H10N10/10
Filed: 2021-10-14
Abstract: To enhance the energy efficiency of an air conditioner.SOLUTION: An air conditioner according to the present embodiment comprises a first Peltier element, a power supply, a second Peltier element and a return circuit. When a voltage is applied to a clearance between a pair of electrodes, the first Peltier element generates a temperature difference between one face and the other face. The power supply applies a voltage to a clearance between a pair of the electrodes of the first Peltier element. The second Peltier element is arranged while contacting with one face or the other face of the first Peltier element at one face, and generates a voltage between a pair of the electrodes due to the generation of the temperature difference between one face and the other face. The return circuit returns the voltage generated between a pair of the electrodes of the second Peltier element to the power supply.SELECTED DRAWING: Figure 5
Patent JP-2023059111-A (JP)
Title: Surface emitting quantum cascade laser
Inventor: SAKOTA KAZUAKI
IPC: H01S5/11
Filed: 2021-10-14
Abstract: To provide a surface emitting quantum cascade laser that is different from conventional surface emitting quantum cascade lasers and is capable of implementing excellent beam quality as a surface emitting quantum cascade laser.SOLUTION: A surface emitting quantum cascade laser includes a semiconductor layer other than a laser active layer and the laser active layer and includes a square lattice or rectangular lattice photonic crystal on the laser active layer. A unit lattice of the square lattice or rectangular lattice photonic crystal is made of a composition A and a composition B having a refractive index differing from that of the composition A. The composition A is a compound semiconductor composition or metal composition. The composition B is a compound semiconductor composition. The unit lattice of the square lattice or rectangular lattice photonic crystal has a structure comprising a columnar structure, which is made of the composition B and has a pentagon bottom surface, at the center part of a columnar structure, which is made of the composition A and has a square or rectangular bottom surface.SELECTED DRAWING: None
Patent JP-2023060953-A (JP)
Title: Attack scenario analyzer and attack scenario analysis method
Inventor: TSUJI DAISUKE
IPC: G06F21/57
Filed: 2021-10-19
Abstract: To enable an effective risk analysis from both viewpoints of an assailant and a victim, with regard to a cyber attack on an industrial control system.SOLUTION: An attack scenario analyzer 10 comprises: an attack scenario generation unit 152 which generates a cyber attack scenario in an analysis object system by combining state transition models of assailants trying a cyber attack; and a risk evaluation unit 153 which calculates an evaluation value of one or both of a risk for the assailant generated by taking an action of state transition and a risk for a system, and gives an evaluation value of the risk of a whole attack scenario based on the calculated evaluation value.SELECTED DRAWING: Figure 2
Patent JP-2023061504-A (JP)
Title: Film capacitor and method for manufacturing film capacitor
Inventor: SANO MASAHITO
IPC: H01G13/02
Filed: 2021-10-20
Abstract: To provide a film capacitor in which a gap between an insertion member and an inner peripheral surface of a cavity is less likely to be formed and metal sprayed on both end surfaces of a wound body is less likely to intrude into the cavity.SOLUTION: A film capacitor 1 includes: a capacitor body 10 formed by superimposing a first evaporated electrode, a first film, a second evaporated electrode, and a second film in this order and winding these such that the first evaporated electrode is on the inside and the second film is on the outside; a columnar cavity 11 formed to penetrate the center of the capacitor body 10; and a winding core body 20 inserted in the cavity 11. The winding core body 20 includes a columnar shaft having a diameter smaller than that of the cavity 11, and a plurality of protrusions 22, which protrude from an outer peripheral surface of the shaft in a radial direction and go around the outer peripheral surface, are formed integrally with the shaft so as to be continuous in an axial direction, on the shaft. The protrusions 22 contact an inner peripheral surface of the cavity 11.SELECTED DRAWING: Figure 2
Patent JP-2022009347-A (JP)
Title: Respiratory support system and blower for respiratory support system
IPC: A61M16/00
Filed: 2021-10-21
Abstract: PROBLEM TO BE SOLVED: To provide an improved blower or a respiratory support system. 
     SOLUTION: A respiratory system comprises a dual outlet blower. One of a first outlet and a second outlet of the blower provides a flow of gas to one of a pair of nasal outlets of a nasal interface and the other one of the first outlet and the second outlet provides a flow of gas to the other one of the pair of nasal outlets of the nasal interface. In an alternative embodiment, one of the first outlet and the second outlet provides a flow of gas to a nasal outlet of an oro-nasal interface and the other one of the first outlet and the second outlet provides a flow of gas to an oral outlet of the oro-nasal interface. 
     SELECTED DRAWING: Figure 3 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023062582-A (JP)
Title: Vibration control device
Inventor: TAGUCHI NORIO
IPC: F16F15/04
Filed: 2021-10-21
Abstract: To provide a vibration control device capable of reducing the thickness and the cost.SOLUTION: A vibration control device for controlling vibration in a vertical direction of a floor of a building includes a base plate, a weight member provided on the base plate to be freely displaceable in the vertical direction, a damping element for imparting damping force to vertical vibration of the weight member, and a spring element for energizing the weight member to an upper direction. The spring element is a plate spring arranged between the base plate and the weight member.SELECTED DRAWING: Figure 1
Patent JP-2022074049-A (JP)
Title: Acceleration transducer
Inventor: MARCO LAFFRANCHI
IPC: G01P15/18
Filed: 2021-10-26
Abstract: To provide an acceleration transducer including a main body, at least one piezoelectric element, at least one vibration mass, and a converter unit.SOLUTION: One piezoelectric element 10, 10', and 10" is mounted on a tangential side 12.1, 12.2, and 12.3 parallel to a vertical axis z of a main body 12, one vibrating mass 11, 11', and 11" is attached to the piezoelectric element, and during acceleration, oscillating mass exerts shearing force proportional to the acceleration on the piezoelectric element. Under influence of the shear force, a piezoelectric element generates a piezoelectric charge and the piezoelectric charge can be transmitted to a converter unit 1.3. The converter unit 1.3 is arranged directly only on the vertical side of the main body 12, or arranged only on a support body 13.7, and the support body 13.7 is attached on the vertical side of the main body 12.SELECTED DRAWING: Figure 4
Patent JP-2023068320-A (JP)
Title: Dangerous zone marking system
Inventor: BABA MOTOHARU
IPC: G06F3/01
Filed: 2021-11-02
Abstract: To provide a dangerous zone marking system capable of easily informing workers or the like of a dangerous zone.SOLUTION: A dangerous zone marking system includes: a plurality of marking poles 2 that are provided around a dangerous zone 101 and attached with identification information 21; a storage device that stores a marking layout including a position of the plurality of marking poles 2 and a position of a partition net to be arranged on the marking poles 2; and a smart glasses 4, which is worn by a worker M and includes an imaging unit for capturing a scene facing the worker M and a display for displaying the image captured by the imaging unit to be viewed by the worker M. A virtual image of the partition net is displayed on the display of the smart glasses 4 based on the identification information of the marking pole 2 captured by the imaging unit of the smart glasses 4 and the marking layout.SELECTED DRAWING: Figure 1
Patent JP-2023069880-A (JP)
Title: Lighting management system, lighting management method, and program
Inventor: IWAMOTO KUNIHIRO
IPC: H05B47/125
Filed: 2021-11-08
Abstract: To provide a lighting management system, a lighting management method, and a program that improve visibility in a traffic environment.SOLUTION: A lighting management system 1000 controls at least either of a lighting apparatus 100 which a vehicle 10 has and a lighting apparatus 300 which is installed in a traffic environment 20 where the vehicle 10 travels. The lighting management system 1000 comprises: a determination unit 540 that determines whether or not a lighting state around the vehicle 10 based on lighting states of the lighting apparatuses 100 and 300 satisfies a first reference associated with a light amount and a second reference associated with at least one of a lighting range, a lighting color, or a flashing state; a first control unit 550 that controls the light amount of at least either of the lighting apparatuses 100 and 300 to satisfy the first reference; and a second control unit 560 that controls at least one of the lighting range, the lighting color, and the flashing state of at least either of the lighting apparatuses 100 and 300 to satisfy the second reference.SELECTED DRAWING: Figure 2
Patent JP-2023059194-A (JP)
Title: Asymmetric ring delta pattern deviation sensor
Inventor: KUNUGI SATOSHI
IPC: G01L3/10
Filed: 2021-10-14
Abstract: To realize a sensor-integrated hybrid motor having a simple and small structure.SOLUTION: An asymmetric ring delta pattern A10 is attached to an object 1 (parent rotational shaft) and an asymmetric delta pattern B11 is attached to an object 2 (child rotational shaft). Assuming Ax+Bx=1 as a synthetic value of the asymmetric ring delta pattern A and the asymmetric ring delta pattern B, since a deviation of the asymmetric ring delta pattern A and the asymmetric ring delta pattern B is a complement of 1 for X and Y, where Ax+Bx=X, Cx+Dx=Y, the asymmetric ring delta pattern A and the asymmetric ring delta pattern B are read by mechanical, electrical, and optical sensors 6, 7, 8, and 9 with AB simultaneous and AB separated, a deviation amount is obtained from the synthetic value, and rotational shaft torque is derived from a strain characteristic of a strain body 3 to be connected and the deviation amount.SELECTED DRAWING: Figure 1
Patent JP-2022081426-A (JP)
Title: Light emitting element and display device including the same
Inventor: KOO HYUN
IPC: H05B33/12
Filed: 2021-11-10
Abstract: To provide a light emitting element with improved luminous efficiency, and a display device including the same.SOLUTION: A light emitting element includes a first organic light emitting material layer that generates light of a first wavelength, a second organic light emitting material layer that generates light of a second wavelength different from that of the first wavelength, and a third organic light emitting material layer that generates light of a third wavelength that is different from the first and second wavelengths, and the first organic light emitting material layer is arranged at a position including a first antinode of the resonance wavelength resonating in a microcavity of the light emitting element, and the second organic light emitting material layer and the third organic light emitting material layer are arranged at a position including a second antinode of the resonant wavelength that resonates in the microcavity.SELECTED DRAWING: Figure 1
Patent JP-2023071272-A (JP)
Title: Field of view determining system, field of view determining method, and program
Inventor: TAKASHIMA YUYA
IPC: G08B25/00
Filed: 2021-11-11
Abstract: To provide a field of view determining system, a field of view determining method, and a program capable of determining the quality of a field of view on the basis of an image picked up by a camera.SOLUTION: A field of view determining system 1 is a system that determines the status of a field of view on the basis of an image picked up by a camera 10, and includes: an obtaining unit 13 that obtains a first extraction image T1 having the edge of an imaging object S1 extracted within a first image G1 picked up by the camera 10; and a determining unit 14 that determines the quality of the field of view on the basis of a second extraction image T2 having the edge of the imaging object S1 extracted within a second image G2 picked up by the camera 10 at a different time point from that of the first image G1 and of the first extraction image T1.SELECTED DRAWING: Figure 1
Patent JP-2023074036-A (JP)
Title: Transmission mechanism and image forming device
Inventor: OKAMOTO SHOTARO
IPC: G03G21/16
Filed: 2021-11-17
Abstract: To provide a transmission mechanism which can easily perform an assembling work to a device main body.SOLUTION: A transmission mechanism 126 comprises: a first sleeve 130 having a first engagement part 162; a second sleeve 132 having a second engagement part 178 engaged with the first engagement part with a clearance in a peripheral direction; and a coil spring 134 arranged between the first sleeve and the second sleeve. The first sleeve has a first lock part 152, and the second sleeve has a second lock part 176 which is engaged with the first lock part in an axial direction. The first sleeve, the second sleeve, and an energization member are unitized by the engagement of the first lock part and the second lock part.SELECTED DRAWING: Figure 10
Patent JP-2023074131-A (JP)
Title: Reactor for hydrogen production or hydrogen production method
Inventor: MATSUMURA SHIGEO
IPC: C01B3/08
Filed: 2021-11-17
Abstract: To provide an apparatus capable of producing hydrogen stably.SOLUTION: A reactor for producing hydrogen is provided which comprises a reaction vessel that performs a first process of generating alkali metal oxides and hydrogen by reacting alkali metals with alkali metal hydroxides, a second process of generating alkali metal peroxides and alkali metals by heating the alkali metal oxides, and a fourth process of generating alkali metal hydroxides and oxygen by reacting the alkali metal peroxides with water, a condensing vessel that performs a third process of condensing the alkali metals generated in the second process, and a moving part that connects the reaction vessel and the condensing vessel and moves the alkali metals between the reaction vessel and the condensing vessel.SELECTED DRAWING: Figure 3
Patent JP-2023074320-A (JP)
Title: Vehicle use ticket assignment system
Inventor: MORIOKA TARO
IPC: G01C21/26
Filed: 2021-11-17
Abstract: To assign use tickets of a destination proposal type such as a ticket by selling and the like in vehicles such as a railway in which a user can stop over on the way.SOLUTION: A vehicle use ticket assignment system 1 assigns a use ticket of a vehicle in combinations of outward trip flights and return trip flights, the vehicle including one or more fixed routes and fixed getting on/off possible places in the one or more fixed routes. The vehicle use ticket assignment system accepts an input of a departure place from a user, extracts all destination candidates about a predetermined number of destination candidates to which the user can go by each route from a departure place so that no common getting on/off possible place exists on routes to the destination candidates, selects one candidate on the basis of predetermined criteria from the combinations of outward trip flights and return trip flights by which the user can go to each of the predetermined number of destination candidates, and assigns the selected candidate to the user.SELECTED DRAWING: Figure 1
Patent JP-2023078722-A (JP)
Title: Protective panel
Inventor: FUJIKAWA TAKAHITO
IPC: E01D22/00
Filed: 2021-11-26
Abstract: To provide a protective panel whose expansion operation can be easily carried out.SOLUTION: A protective panel 100 according to the present invention protects the lower part of a bridge BR and has a lower panel 10 arranged along the lower end of a support material M provided at the lower part of the bridge BR, a side panel 20 arranged in an upright state on the outer side of the bridge BR in the width direction D2 with respect to the support material M, a drawer panel 30 which is a part of the side panel 20 and can be installed in a protruding way, and a drawer part 40 connected to the drawer panel 30.SELECTED DRAWING: Figure 2
Patent JP-2023080569-A (JP)
Title: Internal combustion engine control device
Inventor: KADOWAKI MASAKI
IPC: F02D45/00
Filed: 2021-11-30
Abstract: To acquire an internal combustion engine control device capable of accurately detecting a knock while suppressing a lag in an ignition timing due to a noise.SOLUTION: A noise avoidance part 48 determines that a noise is generated when knock strength Vk1 before processing is smaller than a noise determination threshold Vnth in noise avoidance processing. Also, in the noise avoidance processing, the noise avoidance part 48 prohibits a lag in an ignition timing when it is determined that a noise is generated again in a set period. Furthermore, the noise avoidance part 48 permits the lag in the ignition timing when the knock strength Vk1 before processing of at least one knock unique frequency component becomes the noise determination threshold Vnth or more in the set period, and when the knock strength Vk1 of two or more knock unique frequency components becomes a reference noise determination threshold Vnthb or more.SELECTED DRAWING: Figure 3