Abstract: A clip engagement member forms a cover material attachment with a clip that is attachable to one of a cushion material and a cover material and includes a pair of claws. The clip engagement member includes: a base attachable to the other of the cushion material and the cover material; and a body extending from the base and insertable in the clip along an extending direction. The body includes: a pair of lateral parts facing opposite sides to each other in a thickness direction intersecting with the extending direction, at least one of which is configured to face the claw; an engagement portion formed in the at least one of the lateral parts and engageable with the claw; and a disengagement guide formed in the at least one of the lateral parts and configured to guide the claw in the extending direction.

Abstract: There is provided a manufacturing method of a cover material fastening member including a clip locking member. The clip locking member is integrally provided at an end edge portion of a strip shaped member. The manufacturing method of the cover material fastening member includes: a molding step of filling a resin for forming the clip locking member in a cavity formed on a surface of each of a pair of rolls in rotation; and a press-bonding step of passing the strip shaped member between the pair of rolls in accordance with rotation of the pair of rolls, pressing the resin by the pair of rolls, and continuously press-bonding the clip locking member to two surfaces of the strip shaped member.

Abstract: A cover material attachment includes: a base to be installed in a groove of a cushion material; a first support and a second support that are provided upright on the base toward an opening of the groove, and are opposed to each other in a width direction of the groove; a first protrusion and a second protrusion that respectively protrude from the first and second supports in respective directions that bring the first and second protrusions closer to each other, and are to be engaged with an engaging member; and a first frame and a second frame that are provided upright on the base toward the opening of the groove and are opposed to each other in the width direction of the groove. The first and second frames each include a guide configured to guide the engaging member to a space between the first protrusion and the second protrusion.

Abstract: A cover-material fixing clip includes: a chuck having a base portion, a first holding piece and a second holding piece; a hook configured to be engaged with a wire to be located in a groove of a cushion material; and an engagement opening defined between the chuck and a leading end of the hook. The base portion, the first holding piece and the second holding piece define a retention groove for holding the held body attached to the cover material. The engagement opening has an opening dimension in a range from 50% to 80% of a width of the retention groove.

Abstract: The present disclosure relates to robot technology, which provides a robot pose estimation method as well as an apparatus and a robot using the same. The method includes: obtaining, through an inertial measurement unit, initial 6DoF pose data; performing a first correction on the initial 6DoF pose data based on pose data obtained through an auxiliary sensor to obtain corrected 6DoF pose data; obtaining, through a 2D lidar sensor disposed on a stable platform, 3DoF pose data; and performing a second correction on the corrected 6DoF pose data based on the 3DoF pose data to obtain target 6DoF pose data. In this manner, the accuracy of the pose data of the robot is improved, and the accurate pose estimation of the robot is realized.

Abstract: There is provided a manufacturing method of a cover material fastening member including a clip locking member. The clip locking member is integrally provided at an end edge portion of a strip shaped member. The manufacturing method of the cover material fastening member includes: a molding step of filling a resin for forming the clip locking member in a cavity formed on a surface of each of a pair of rolls in rotation; and a press-bonding step of passing the strip shaped member between the pair of rolls in accordance with rotation of the pair of rolls, pressing the resin by the pair of rolls, and continuously press-bonding the clip locking member to two surfaces of the strip shaped member.

Abstract: The present disclosure relates to robot technology, which provides an object pose tracking method and apparatus. The method includes: obtaining an initial pose of the object, and determining a first viewing angle of an object with respect to a camera based on the initial pose; searching for a first 3D model corresponding to the first viewing angle; calculating a projected contour of an initial pose using the searched first 3D model, and obtaining feature point(s) of the projected contour; calculating a pose change amount based on the feature point(s) of the projected contour and feature point(s) of a real contour; and performing an iterative calculation on the pose change amount to obtain a pose correction amount, and obtaining a corrected pose of the object based on the pose correction amount. In the calculation process, the 3D model can be selected to improve the calculation speed by fewer feature points.

Abstract: A method for preparing an ultrathin two-dimensional (2D) monocrystalline nanosheet, the method including: 1) placing BiX3 powder where X=I, Br, or Cl in a crucible, and putting the crucible on a first heating zone of a furnace disposed at a gas inlet of a quartz tube; placing substrates covered with metal sheets on a second heating zone of the furnace disposed at a gas outlet of the quartz tube; 2) vacuumizing the quartz tube; pumping Ar gas into the quartz tube until the air pressure is 101.325 kPa; pumping a carrier gas into the quartz tube; and 3) heating and maintaining the second heating zone; heating the first heating zone for BiX3 evaporation until producing chemical reaction between BiX3 and the metal sheets, and preparing ultrathin 2D nanosheets on the substrates simultaneously; and cooling the substrate naturally to 15-30° C.

Abstract: A cover-material fixing clip includes: a chuck having a base portion, a first holding piece and a second holding piece; a hook configured to be engaged with a wire to be located in a groove of a cushion material; and an engagement opening defined between the chuck and a leading end of the hook. The base portion, the first holding piece and the second holding piece define a retention groove for holding the held body attached to the cover material. The engagement opening has an opening dimension in a range from 50% to 80% of a width of the retention groove.

Abstract: There is provided a cover-material fastening end member including a band-shaped member and a locking member. The locking member is formed such that a width thereof in a direction perpendicular to a surface of the band-shaped member is wider than a width of the band-shaped member. The locking member includes: a center plate-shaped portion, a flange portion, and a plurality of rib portions. The flange portion has a surface extending along a longitudinal direction of the end edge portion of the band-shaped member and perpendicular to a surface of the center plate-shaped portion. The rib portions each has a surface intersecting with the center plate-shaped portion and the flange portion. The rib portions are provided on the center plate-shaped portion along the longitudinal direction of the center plate-shaped portion at predetermined intervals.

Abstract: There is provided a hook-and-loop fastener manufacturing method. Injection molding is performed to form a molded product in which a pillar group and a base plate having a surface from which the pillar group protrudes are integrated into a unified body. A tip part of the pillar group is cut to form a cut product in which a small pillar group shorter than the pillar group and the base plate are integrated into a unified body. A tip part of the small pillar group is melted to form pillar body portions which are non-melted portions and engaging portions which are melted portions and thicker than the pillar body portions from small pillars. The engaging portions are cooled to determine shapes of a plurality of engaging elements including the pillar body portions and the engaging portions.

Abstract: A method for preparing an ultrathin two-dimensional (2D) monocrystalline nanosheet, the method including: 1) placing BiX3 powder where X=I, Br, or Cl in a crucible, and putting the crucible on a first heating zone of a furnace disposed at a gas inlet of a quartz tube; placing substrates covered with metal sheets on a second heating zone of the furnace disposed at a gas outlet of the quartz tube; 2) vacuumizing the quartz tube; pumping Ar gas into the quartz tube until the air pressure is 101.325 kPa; pumping a carrier gas into the quartz tube; and 3) heating and maintaining the second heating zone; heating the first heating zone for BiX3 evaporation until producing chemical reaction between BiX3 and the metal sheets, and preparing ultrathin 2D nanosheets on the substrates simultaneously; and cooling the substrate naturally to 15-30° C.

Abstract: There is provided a cover-material fastening end member including a band-shaped member and a locking member. The locking member is formed such that a width thereof in a direction perpendicular to a surface of the band-shaped member is wider than a width of the band-shaped member. The locking member includes: a center plate-shaped portion, a flange portion, and a plurality of rib portions. The flange portion has a surface extending along a longitudinal direction of the end edge portion of the band-shaped member and perpendicular to a surface of the center plate-shaped portion. The rib portions each has a surface intersecting with the center plate-shaped portion and the flange portion. The rib portions are provided on the center plate-shaped portion along the longitudinal direction of the center plate-shaped portion at predetermined intervals.

Abstract: There is provided a cover-material fixing tool. A cover-material fixing end member is configured to be attached on a cover-material. A clip is configured to be attached on a cover-material fixing end member. The cover-material fixing end member includes a tape member, a clip locking member, and a plurality of stoppers. The clip includes a locking portion for holding the clip locking member to allow the clip locking member to move in a longitudinal direction, and a locking protrusion protruding toward the clip locking member and configured to abut against the stoppers. The clip is movable between the adjacent stoppers to allow position adjustment thereof.

Abstract: The present disclosure relates to robot technology, which provides a robot pose estimation method as well as an apparatus and a robot using the same. The method includes: obtaining, through an inertial measurement unit, initial 6DoF pose data; performing a first correction on the initial 6DoF pose data based on pose data obtained through an auxiliary sensor to obtain corrected 6DoF pose data; obtaining, through a 2D lidar sensor disposed on a stable platform, 3DoF pose data; and performing a second correction on the corrected 6DoF pose data based on the 3DoF pose data to obtain target 6DoF pose data. In this manner, the accuracy of the pose data of the robot is improved, and the accurate pose estimation of the robot is realized.

Abstract: The present disclosure relates to robot technology, which provides an object pose tracking method and apparatus. The method includes: obtaining an initial pose of the object, and determining a first viewing angle of an object with respect to a camera based on the initial pose; searching for a first 3D model corresponding to the first viewing angle; calculating a projected contour of an initial pose using the searched first 3D model, and obtaining feature point(s) of the projected contour; calculating a pose change amount based on the feature point(s) of the projected contour and feature point(s) of a real contour; and performing an iterative calculation on the pose change amount to obtain a pose correction amount, and obtaining a corrected pose of the object based on the pose correction amount. In the calculation process, the 3D model can be selected to improve the calculation speed by fewer feature points.

Abstract: A cover attachment structure includes a sheet-shaped cover member, a base, and a fastener member. The fastener member includes a first element row and a second element row. The base has a recessed groove extending along a surface thereof. Fastener elements of the first element row and the second element row are received in the recessed groove and locked in the recessed groove in a state in which engaging head portions of the fastener elements engage with each other. The recessed groove is configured such that a minimum groove width thereof in a width direction orthogonal to a length direction of the recessed groove is less than 2 times a length, in the width direction, of either one of the fastener elements received in the recessed groove.

Abstract: There is provided a cover-material fixing tool. A cover-material fixing end member is configured to be attached on a cover-material. A clip is configured to be attached on a cover-material fixing end member. The cover-material fixing end member includes a tape member, a clip locking member, and a plurality of stoppers. The clip includes a locking portion for holding the clip locking member to allow the clip locking member to move in a longitudinal direction, and a locking protrusion protruding toward the clip locking member and configured to abut against the stoppers. The clip is movable between the adjacent stoppers to allow position adjustment thereof.

Abstract: Conductive particle 10 has conductive carbon black particle (CB) 11 and cover layer 12. The amount of an insulating resin in conductive particle 10 is from 10 to 50% by mass. The number-average primary particle diameter of CB11 is from 20 to 60 nm; DBP absorption amount is from 100 to 200 mL/100 g. Cover layer 12 is formed by a phase-inversion emulsification method that contains an insulating resin having an amino group and CB11 in an oil phase. Conductive particle 10 is used suitably for a conductive agent of an intermediate transfer belt of an image forming apparatus.

Abstract: There is provided a hook-and-loop fastener manufacturing method. Injection molding is performed to form a molded product in which a pillar group and a base plate having a surface from which the pillar group protrudes are integrated into a unified body. A tip part of the pillar group is cut to form a cut product in which a small pillar group shorter than the pillar group and the base plate are integrated into a unified body. A tip part of the small pillar group is melted to form pillar body portions which are non-melted portions and engaging portions which are melted portions and thicker than the pillar body portions from small pillars. The engaging portions are cooled to determine shapes of a plurality of engaging elements including the pillar body portions and the engaging portions.