baber/WOPTO huggingface dataset:
Patent JP-2020166015-A (JP)
Title: Reflective screen and projection system using the same
Inventor: YAMAKATA TOMOKI
IPC: G02B5/08
Filed: 2019-03-28
Abstract: To provide a reflective screen that has excellent transparency and prevents the hue of a display image from changing due to an incident angle of a light source with respect to a screen surface.SOLUTION: A reflective screen has a selective reflective layer A and a selective reflective layer B. When a bandwidth of the spectral reflectance of light incident on the selective reflective layer A at an incident angle of α degrees is defined as LA (nm), a peak value of the spectral reflectance of the light incident on the selective reflective layer A at the incident angle of α degrees is defined as PA (%), a wavelength indicating the peak value of the selective reflective layer A is defined as WA (nm), a bandwidth of the spectral reflectance of light incident on the selective reflective layer B at the incident angle of α degrees is defined as LB (nm), a peak value of the spectral reflectance of the light incident on the selective reflective layer B at the incident angle of α degrees is defined as PB (%), and a wavelength indicating the peak value of the selective reflective layer B is defined as WB (nm), the reflective screen satisfies a predetermined relationship in at least one 10 degree wide region where the incident angle α is selected from a range of 5-60 degrees.SELECTED DRAWING: Figure 1
Patent JP-2020166326-A (JP)
Title: Wiring body, wiring board, touch sensor, and manufacturing method of wiring body
Inventor: SHIOJIRI TAKESHI
IPC: G06F3/041
Filed: 2019-03-28
Abstract: To provide a wiring body which can reduce the width of a frame part, while suppressing an occurrence of disconnection of an electrode.SOLUTION: A wiring body 10 comprises a plurality of upper side electrode patterns 51, and a plurality of upper side lead wirings 54 electrically connected with the upper side electrode pattern 51. The upper side lead wiring 54B comprises a first wiring body part 542 connected with the upper side electrode pattern 51, a second wiring body part 543 having an end part 543a placed with an interval therebetween from an end part 542b of the first wiring body part 542, and a resistor 545 provided between the end parts 542b, 543a. The first wiring body part 542 and the second wiring body part 543 are electrically connected through the resistor 545. The resistor 545 is composed of a material having electric resistivity higher than the electric resistivity of the material composing the first and second wiring body parts 542, 543.SELECTED DRAWING: Figure 8
Patent JP-2020163512-A (JP)
Title: Cutting blade
Inventor: HOSHINO YUKIKO
IPC: B24D3/00
Filed: 2019-03-29
Abstract: To provide a cutting blade capable of stably imparting conductivity while maintaining superior function of a vitrified bond phase being a porous material.SOLUTION: Provided is a discoidal cutting blade 100 for cutting a material to be cut with a cutting edge by being rotated about a central axis. The cutting blade comprises: a vitrified bond phase 10 including abrasive grains, and a porous binder for binding dispersed abrasive grains; and a metal-coated vitrified bond phase 10A in which a surface of the abrasive grains and the binder composing the vitrified bond phase is coated with metal. The metal-coated vitrified bond phase 10A is formed on at least a lateral face in the central axis O direction.SELECTED DRAWING: Figure 2
Patent JP-2020168806-A (JP)
Title: Image formation method
Inventor: HIGUCHI NORIAKI
IPC: B41J2/325
Filed: 2019-04-04
Abstract: To provide an image formation method which can prevent a thermal transfer ribbon from being wasted and increase the speed of recording depending on an image layout in an indirect transfer type image formation method.SOLUTION: An indirect transfer type image formation method further includes a process of detecting an ink panel width L1 in the longitudinal direction of a thermal transfer ribbon 10R to be used before the primary transfer process, comparing it with an ink panel width LF1 necessary for recording that is calculated from image layout information to be recorded and determining whether or not the thermal transfer ribbon is suitable to the recording, and performs recording of an image by aligning the ink panel of the thermal transfer ribbon with the recording position on an intermediate transfer film in the primary transfer process.SELECTED DRAWING: Figure 2
Patent JP-2019194846-A (JP)
Title: Application integration mechanism
Inventor: MARQUIS G WALLER
IPC: B41J29/38
Filed: 2019-04-05
Abstract: To provide a single interface for supporting various external system language formats.SOLUTION: A system includes: at least one memory device storing an application integration logic; and one or more processors connected to at least one memory device, in which the one or more processors execute the application integration logic, and the application integration logic provides an interface between a print manager and one or more client devices supporting a plurality of language formats and converts a print job command into a language format supported by the print manager from the plurality of language formats.SELECTED DRAWING: Figure 2
Patent JP-2020169052-A (JP)
Title: Lid, and packaging box with the same
Inventor: NAKAIMA Shogo
IPC: B65D5/68
Filed: 2019-04-05
Abstract: To provide a lid capable of being easily separated from a body box.SOLUTION: The present invention is a lid 3 that covers a body box 2 having a side surface hole 34 in an end wall body 11. The lid 3 includes a peripheral wall which is formed into a tubular shape by connecting a plurality of first side walls 50 and the like, and a connecting piece 60 which is indirectly connected to an upper end of the first side wall 50 via a first folding line 65, in which the first side wall 50 has a connecting hole 70 communicating with the side surface hole 34 in the end wall body 11, the connecting piece 60 includes an inner piece 61 extending from the first folding line 65 and folded via the first folding line 65 to contact with an inner surface of the end wall body 11, and an outer piece 63 connected to a tip of the inner piece 61 via a second folding lines 66A, 66B, folded via the second folding line 66B to be inserted through the side surface hole 34 from an inside of the end wall body 11, and fitted into the connecting hole 70 from an outside of the first side wall 50 to sandwich an edge portion of the side surface hole 34 (grip portion 48) with the inner piece 61.SELECTED DRAWING: Figure 12
Patent JP-2020173336-A (JP)
Title: Development device and image formation device
Inventor: YOSHII TOMOYUKI
IPC: G03G15/08
Filed: 2019-04-10
Abstract: To provide a development device that suppresses uneven development occurring in the axial direction of development means as compared with the case where an amount of developer supplied from supply means to the development means is not changed.SOLUTION: A development device 24 includes: a supply auger 250 that transports a developer G in an axial direction while rotating; a development roll 240 that hands the developer G to an image holding body 21 on which an electrostatic latent image is formed while rotating to develop the electrostatic latent image; a pumping roll 270 that includes a sleeve 270a that rotates in a circumferential direction, pumps the developer G transported by the supply auger 250 by magnetic force, discharges the pumped developer G from the sleeve 270a, and supplies it to the development roll 240; and a variable device 290 that changes an amount of the developer supplied from the pumping roll 270 to the development roll 240.SELECTED DRAWING: Figure 3
Patent JP-2020172178-A (JP)
Title: On-vehicle temperature controller
Inventor: YANO MASATOSHI
IPC: B60H1/22
Filed: 2019-04-10
Abstract: To simultaneously enable the reduction of energy and the suppression of excessive temperature rise in a heat generating device when an internal combustion engine is warmed up.SOLUTION: An on-vehicle temperature controller includes: a first heat circuit 3 which includes a heat exchanger for a heat generating device and a first heat exchanger; a second heat circuit which includes a heat medium flow path of an internal combustion engine 52 and a second heat exchanger; and a refrigeration circuit which includes the first heat exchanger for allowing heat to be absorbed from a heat medium in the first heat circuit into a refrigerant to evaporate the refrigerant, and the second heat exchanger for allowing heat to be dissipated from the refrigerant to a heat medium in the second heat circuit to condense the refrigerant, and which provides a refrigeration cycle. A circulation mode control device controls a circulation mode so that the heat medium whose temperature is raised by absorbing heat from the refrigerant in the second heat exchanger flows into the heat medium flow path of the internal combustion engine, when heat is dissipated from the heat generating device to the heat medium in the heat exchanger for the heat generating device and heat is absorbed from the heat medium into the refrigerant in the first heat exchanger during stopping of the internal combustion engine.SELECTED DRAWING: Figure 8
Patent JP-2020176688-A (JP)
Title: Vehicular power transmission device
Inventor: KUWAMOTO SUKENORI
IPC: F16D3/12
Filed: 2019-04-18
Abstract: To provide a vehicular power transmission device capable of suppressing the occurrence of noise by reducing the inclination of a rotor shaft due to radial force transmitted from a gear shaft via an elastic member.SOLUTION: A vehicular power transmission device 14 includes a gear shaft 42 having both ends supported by a pair of first bearings 104 and 106 rotatably around a rotation center line C for receiving radial force working in the direction perpendicular to the rotation center line C, a rotor shaft 40 having both ends supported by a pair of second bearings 100 and 102 rotatably around the rotation center line C similarly to the gear shaft 42, spline-fitted to the gear shaft 42, and connected to a rotor 34 of an electric motor 30, and a friction damper 50 (an elastic member) pressed between an inner peripheral face 42i and an outer peripheral face 40o opposed to each other in the radial direction centering on the rotation center line C of the gear shaft 42 and the rotor shaft 40. In the direction of the rotation center line C, the friction damper 50 is disposed between the pair of first bearings 104 and 106.SELECTED DRAWING: Figure 1
Patent JP-2019111443-A (JP)
Title: Portable wavefront aberrometer
Inventor: ZHOU YAOPENG
IPC: A61B3/103
Filed: 2019-04-22
Abstract: To provide a module for use with a device for detecting and measuring refractive errors of a patient's eye.SOLUTION: A module for use with a mobile device (504) to measure an aberration of a patient's eye includes a light shaft (501) having a proximal end (502) and a distal end (503), and light sources (213, 506). The light shaft includes a first plurality of optical components arranged to direct light along a first light path from the light source to the proximal end, and a second plurality of optical components arranged to direct light along a second light path from the proximal end to a light detector of the mobile device. A connector at the distal end includes at least one guide component for positioning the distal end adjacent to the light detector. When the distal end is positioned adjacent to the light detector, the first plurality of optical components directs light along the first light path and the second plurality of optical components directs light along the second light path.SELECTED DRAWING: Figure 5
Patent JP-2020178522-A (JP)
Title: Rotary electric machine system
Inventor: KAWAZU SHINSUKE
IPC: B60K6/485
Filed: 2019-04-23
Abstract: To provide a rotary electric machine system capable of improving a function for restraining overpotential.SOLUTION: A rotary electric machine system (10) includes a first unit (16), auxiliary machines (14, 15) electrically connected with the rotary electric machine, and a second unit (U). The first unit includes a rotary electric machine (21), a first detector (26) for detecting the output voltage from the rotary electric machine, and a control arrangement (23) performing generation control for controlling electricity generation by the rotary electric machine. The second unit includes second detectors (33, 34) for detecting input voltages inputted to the auxiliary machines, and performs control independent from generation control by the control arrangement. The control arrangement performs generation control on the basis of an output voltage detected by the first detector, and when the input voltage detected by the second detector exceeds a first threshold level, performs reduction control for reducing the output voltage from the rotary electric machine below a prescribed voltage.SELECTED DRAWING: Figure 1
Patent JP-2020180835-A (JP)
Title: Grain degree determination method and system for ground material
Inventor: FUJISAKI KATSUTOSHI
IPC: G01N33/24
Filed: 2019-04-24
Abstract: To provide a grain degree determination method and system for ground material, capable of highly accurately determining granularity from an image of ground materials dispersed on a belt conveyor.SOLUTION: Ground materials S obtained by mixing granular materials each having different grain size are placed on a strip-like belt 14 of a belt conveyor 10 while being dispersed thereon, a belt surface image G in which the dispersed ground materials S are placed is photographed by an imaging apparatus 5 facing the belt conveyor 10, a removed image obtained by subtracting areas other than the ground materials S from the belt surface image G is created, and granularity of the ground materials S is determined from the removed image. Preferably, an outline area of the ground material S on the belt surface image G and an outline area of an exposed belt surface 14 around the ground material S are detected, the outline area of the exposed belt surface 14 is defined as the areas other than the ground material S to create the removed image.SELECTED DRAWING: Figure 1
Patent JP-2020182308-A (JP)
Title: Power converter
Inventor: NAKATA MAI
IPC: H02M7/48
Filed: 2019-04-25
Abstract: To provide a power converter which has control in such a manner that electric current with a prescribed frequency flows in the power converter and an electric motor in order to discharge an electric charge accumulated in a smoothing capacitor.SOLUTION: A power converter 3 is provided with: a plurality of voltage conversion circuits 33, 34 and 35 which are configured by a switching device connected in series to control voltage to be applied to an electric motor 4; a smoothing capacitor 31 for smoothing voltage to be applied to the power converter; and control means 37 which has on-off control of the switching device. The control means has a motor control part C1 and a discharge control part C2 which generate a driving signal of a voltage conversion circuit. When discharging an electric charge accumulated in the smoothing capacitor 31, the discharge control part C2 generates a signal which has the same ON ratio and a phase difference as a driving signal of two or more switching devices 33a and 34a connected on a high potential side of the voltage conversion circuit, and thus allows alternate current with switching frequency to flow in the electric motor.SELECTED DRAWING: Figure 3
Patent JP-2020180573-A (JP)
Title: Supporting structure of piston and connection rod
Inventor: SUZUKI YU
IPC: F16J1/10
Filed: 2019-04-25
Abstract: To provide an improved supporting structure of a piston and a connection rod capable of smoothly fitting a connection rod to a crank pin while preventing the connection rod from riding on a crank arm in descent assembling, by further improving a trapezoid fitting structure of the piston and the connection rod.SOLUTION: In a supporting structure of a piston and a connection rod in which a small end portion 3 of a connection rod B is disposed between a pair of piston pin bosses 1, 2 of a piston A, and a piston pin 4 is fitted, a clearance w in a direction of a pin shaft center p between the piston pin bosses 1, 2 is determined to be gradually narrowed toward a piston head side, a width in the direction of the pin shaft center p of the small end portion 3 is determined to be gradually widened toward a connection rod large end portion side, and inner end faces 1T, 2T on a small end portion side of the piston pin bosses 1, 2 are provided with projecting portions 8, 9 capable of keeping clearances in the direction of the pin shaft center p between outer end faces 3A, 3B on a piston pin boss side of the small end portion 3 and the inner end faces 1T, 2T at a prescribed value x.SELECTED DRAWING: Figure 1
Patent JP-2020183627-A (JP)
Title: Anti-fouling floor material
Inventor: ITO SHOYA
IPC: E04F15/16
Filed: 2019-04-27
Abstract: To provide a floor material having a preferable anti-slip property and an anti-fouling property against general fouling due to sediment, and an anti-fouling property against gray dotted fouling.SOLUTION: In a floor material using synthetic resin as a main material, (1) a front surface of the floor material is formed of roughly flat basement regions and crest parts protruded upward from the basement regions, (2) the basement regions have irregularities and level differences between bottoms of recesses and peaks of protrusions are 40 μm or less, (3) in the crest parts, heights from the peaks of the crests to the bottoms of the recesses of the basement regions are 50 μm or more, and (4) the crest parts in plant view of the floor surface show an island shape, and all the basement regions are practically communicated with each other.SELECTED DRAWING: Figure 1
Patent JP-2019164369-A (JP)
Title: Armored flexible fiber optic assembly
Inventor: CHRISTIAN PETERSON
IPC: G02B6/44
Filed: 2019-05-08
Abstract: To provide an improved armored flexible fiber optic assembly.SOLUTION: The specification relates to a fiber optic cable assembly 1. The fiber optic cable assembly 1 includes: a non-interlocking armor 14 having an outside diameter of approximately 1.5 mm-5.5 mm, an inner diameter of approximately 0.75 mm-5.25 mm, and a minimum bend radius of approximately 5 mm, the non-interlocking armor 14 being formed from stainless steel; an inner jacket 16 inside the non-interlocking armor 14, the inner jacket 16 having an outside diameter slightly less than the inner diameter of the non-interlocking armor 14; at least one fiber optic 20 inside the inner jacket 16; and a strengthening material 18 made from aramid fibers, the strengthening material 18 surrounding the at least one fiber optic 20 underneath the inner jacket 16.SELECTED DRAWING: Figure 1
Patent JP-2020186662-A (JP)
Title: Valve timing control device for internal combustion engine
Inventor: NAKANO KAITA
IPC: F01L1/356
Filed: 2019-05-13
Abstract: To provide a valve timing control device capable of improving responsiveness of unlocking of a locking member to a locking recessed part.SOLUTION: A valve timing control device includes: advance passage holes 18 each provided in a rotor part 14 of a vane rotor 7 and communicating a second annular oil passage 33 and each advance working chamber 10; and an unlocking oil passage 24 provided in the radial direction within the vane rotor, communicating the second annular oil passage with an unlocking pressure reception chamber 23 and having a circular cross section. A radial length L of the unlocking oil passage 24 is formed to be shorter than a radial length L1 of the advance passage hole, and a passage cross sectional area A of the unlocking oil passage is formed to be larger than a passage cross sectional area A1 of the advance passage hole. Due to this configuration, pipeline resistance per unit length of the unlocking oil passage is smaller than that of the advance passage hole.SELECTED DRAWING: Figure 1
Patent JP-2020185580-A (JP)
Title: Ni-BASED ALLOY FOR WELDING AND FILLER METAL
Inventor: OGAWA SHINSUKE
IPC: B23K35/30
Filed: 2019-05-13
Abstract: To provide an Ni-based alloy for welding which is excellent in high temperature mechanical characteristics and prevents high temperature cracking compared to a conventional filler metal, and is excellent in weldability and manufacturability, and a filler metal.SOLUTION: An Ni-based alloy for welding contains, by mass%, 0.05-0.15 C, 20-24 Cr, 10-15 Co, 8-10 Mo, 0.8-1.5 Al, 0.6 or less Ti, 0.5 or less Si, 0.5 or less Mn, 0.5 or less Cu, 3.0 or less Fe, 0.002-0.03 REM, 0.02 or less P, 0.015 or less S, the balance Ni with unavoidable impurities.SELECTED DRAWING: None
Patent JP-2020191316-A (JP)
Title: Circuit module
Inventor: TEZUKA TOMOYA
IPC: H01L23/40
Filed: 2019-05-20
Abstract: To obtain a circuit module that efficiently dissipates heat generated from a heat source to the outside at low cost.SOLUTION: A high frequency module 10 includes a printed circuit board 2 with a high-frequency device 1 mounted on the mounting surface which is one of the main surfaces, a metal housing 4 having a bottom surface portion 4a to which the printed circuit board 2 is fixed and a heat radiating portion 4b erected vertically, and a heat conductive grease layer 12 arranged between the printed circuit board 2 and the metal housing 4 and transferring the heat generated by the high frequency device 1 to the metal housing 4. A heat radiating sheet 3 that diffuses heat in the in-plane direction is arranged on the other main surface of the printed circuit board 2.SELECTED DRAWING: Figure 1
Patent JP-2020190132-A (JP)
Title: Building component including aluminum plate-like structure, repairing water discharge drain, and manufacturing method of the same
Inventor: NAGATA AKIRA
IPC: B23K26/38
Filed: 2019-05-22
Abstract: To provide a building component including an aluminum plate-like structure with less work hardening in a cut surface vicinity, a repairing water discharge drain and a manufacturing method of the same.SOLUTION: In a building material including an aluminum plate-like structure, the aluminum plate-like structure has purity of 99.99 wt% or more, and has a cut surface and a surface adjacent to the cut surface. As to at least a part of the cut surface, a work hardening rate of a cut surface vicinity expressed by the following formula (1) is 110% or less. "an average value of Vickers hardness of four points on the surface that are selected at random at points within 0.3 mm from a boundary between the surface and the cut surface"/"an average value of Vickers hardness of four points on the surface that are selected at random at points within 10.0 mm from the boundary"×100 (1).SELECTED DRAWING: Figure 1
Patent JP-2020191943-A (JP)
Title: Game machine
Inventor: ICHIHARA TAKAAKI
IPC: A63F7/02
Filed: 2019-05-24
Abstract: To provide a game machine that makes it possible to speed up game control.SOLUTION: A game machine includes game control means for controlling the progress of a game. The game control means includes calculation means for executing a program for controlling the progress of the game and storage means having a storage area in which a program executed by the calculation means can be stored. The calculation means, based on the release of the input reset signal, starts processing from a predetermined start address and can execute a plurality of processing call instructions that can call the processing defined by the program. The program is configured to be able to execute at least two types of processing call instructions among the plurality of processing call instructions.SELECTED DRAWING: Figure 1