公开(公告)号：US20200180166A1

公开(公告)日：2020-06-11

申请号：US16341562

申请日：2017-09-29

申请人： NITTA CORPORATION

发明人： Hirokazu NITTA ,  Itaru HATANO

IPC分类号： B25J15/10 ,  B25J15/00

摘要： A gripping device includes a bag-shaped gripping body, a plurality of elastic portions, and a shape holding portion. The gripping body includes a palm portion, and a plurality of finger portions protruding from a periphery of the palm portion and configured to fall toward the palm portion by deforming the palm portion in a thickness direction. The plurality of elastic portions is respectively provided in the plurality of finger portions, each of the plurality of elastic portions having a shape of each of the plurality of finger portions. The shape holding portion is provided in the gripping body to prevent contraction of an outer periphery of the palm portion. The shape holding portion includes a guide bore for receiving the palm portion when being deformed, and a curved portion provided on an outer side of a distal end of the guide bore and facing the plurality of finger portions.

公开(公告)号：US10458061B2

公开(公告)日：2019-10-29

申请号：US14786722

申请日：2014-04-23

申请人： Nitta Corporation

发明人： Maki Onizuka ,  Takuji Komukai

IPC分类号： D06M11/74 ,  B82Y30/00 ,  C08J5/04 ,  C08J5/00 ,  D06M101/40

摘要： Provided are: a composite material capable of exhibiting the original functions of a base material thereof and also capable of exhibiting functions derived from CNTs, such as electrical conductivity, heat conductivity, and mechanical strength; and a molded article therefrom. A composite material comprising a base material and a structure formed on the surface of the base material, the structure including a plurality of carbon nanotubes, wherein the plurality of carbon nanotubes form a network structure, in which the carbon nanotubes are directly connected with one another and also directly adhere to the surface of the base material.

公开(公告)号：US20190285207A1

公开(公告)日：2019-09-19

申请号：US16336438

申请日：2017-09-28

申请人： NITTA CORPORATION

发明人： Masafumi Hayashi ,  Shuichi Saga ,  Mizuho Hitotsubashi

IPC分类号： F16L21/05

摘要： Provided are a pipe joint and a joint connection device that have simpler configurations and yet can prevent fluid leakage and absorb misalignment of shaft centers. A pipe joint includes a male joint and a female joint into which the male joint is inserted. The male joint has a male joint main body and a cap that is fixed at a base end of the male joint main body, with a male joint O-ring interposed between the cap and the male joint main body. The cross-section diameter of the male joint O-ring is 3 to 10 mm, and a clearance between the male joint main body and the cap is 3 to 13% of the cross-section diameter of the male joint O-ring.

公开(公告)号：US20190169792A1

公开(公告)日：2019-06-06

申请号：US16259987

申请日：2019-01-28

申请人： NITTA Corporation

发明人： Takuji Komukai ,  Maki Onizuka ,  Hiromi Teruhira ,  Katsuyuki Nakai

IPC分类号： D06M11/74 ,  C08J5/06 ,  C01B32/158 ,  D06M15/55 ,  C08J5/04

摘要： Provided are a composite material and a reinforced fiber. The composite material (1) includes a fiber (3) and a plurality of carbon nanotubes (5) disposed on a surface of the fiber (3). The carbon nanotubes (5) adhere directly to the surface of the fiber (3). The composite material and the reinforced fiber exhibit both of intrinsic functions of the fiber and functions, such as electrical conductivity, thermal conductivity, and mechanical strength, derived from CNTs.

公开(公告)号：US20190126494A1

公开(公告)日：2019-05-02

申请号：US16095627

申请日：2017-04-12

申请人： NITTA CORPORATION

发明人： Ryosuke Matsumoto

IPC分类号： B25J15/04 ,  B25J15/00 ,  B25J19/02

摘要： Provided are a tool exchange device and a tool exchange system that enable management of a coupling state according to a tool to be fixed. A tool exchange device including a male member to be detachably attached to an apparatus side and a female member to be detachably attached to a tool side includes: a proximity sensor provided in the male member; and a target provided in the female member, the target corresponding to the proximity sensor, and the target is provided in the female member in such a manner that a distance between the target and the proximity sensor in a state in which the male member and the female member are coupled together is adjustable.

公开(公告)号：US10158198B2

公开(公告)日：2018-12-18

申请号：US15538652

申请日：2015-12-09

申请人： NITTA CORPORATION

发明人： Kenji Tsurimoto ,  Nobuhiro Omote ,  Yosuke Taniguchi

IPC分类号： H01R9/03 ,  H01R13/659 ,  B25J15/04 ,  H04B15/00 ,  B23K37/02 ,  B23K11/31 ,  B25J19/00 ,  H01R13/6598 ,  H01R13/6463

摘要： A signal module and a signal relay device that can suppress the effect of noise are provided, and the signal module is a signal module of a tool changer including a first coupling member to be detachably attached to a body side of an industrial robot and a second coupling member to be detachably attached to a tool side, the signal module including a signal relay connector attached to the first coupling member or the second coupling member, and upon the first coupling member and the second coupling member being coupled, forming a signal path between the first coupling member side and the second coupling member side, wherein in the signal relay connector, a plurality of terminal pairs to be used for communication using differential signals are provided, and two terminals of each of the terminal pairs are arranged at mutually-adjacent positions.

公开(公告)号：US20180283609A1

公开(公告)日：2018-10-04

申请号：US15780879

申请日：2016-12-21

申请人： NITTA CORPORATION ,  TOYOTA JIDOSHA KABUSHIKI KAISHA

发明人： Hiromi TERUHIRA ,  Takuji KOMUKAI ,  Maki ONIZUKA ,  Naoki NAKAMURA ,  Masaki ANDO

IPC分类号： F17C1/06 ,  B29C70/86 ,  B29C70/32 ,  B29C70/22

摘要： A high pressure container has enhanced pressure resistant strength, and a method for manufacturing such high pressure container. The high pressure container includes a sealable hollow liner and a reinforcement layer including a composite carbon fiber bundle covering an outer surface of the hollow liner, wherein the reinforcement layer is wound around the outer surface of the hollow liner and fixed with a cured product of thermosetting resin, and a stress relaxation portion including the cured product of thermosetting product and a plurality of carbon nanotubes between a carbon fiber contained in one composite carbon fiber bundle and a carbon fiber contained in the other composite carbon fiber bundle.

公开(公告)号：US10029286B2

公开(公告)日：2018-07-24

申请号：US15108332

申请日：2014-12-25

申请人： NITTA CORPORATION

发明人： Tomohisa Shimada ,  Yoshihiro Konishi ,  Takeshi Kubota ,  Yoshiyuki Yamamoto ,  Yukio Teraguchi

IPC分类号： B08B1/00

摘要： A wiper is made up of an attachment member to be attached to a machine tool, a wiper body formed integrally with the attachment member, a bent-shaped lip support part made of an elastic material and disposed at a lower end of the wiper body, and a lip part connected to the wiper body with the lip support part interposed therebetween. A lip front end portion of the lip part, a tip of which comes into contact with a sliding surface of the machine tool, is made of an elastic material containing an additive material for reinforcement.

公开(公告)号：US20170355049A1

公开(公告)日：2017-12-14

申请号：US15538643

申请日：2015-12-09

申请人： NITTA CORPORATION

发明人： Ryosuke Matsumoto ,  Nobuhiro Omote

IPC分类号： B23Q3/155 ,  B25J15/04

CPC分类号： B23B31/103 ,  B23B31/18 ,  B23B2231/40 ,  B23Q3/155 ,  B25J15/0425 ,  Y10T279/1045 ,  Y10T279/1095 ,  Y10T279/17231

摘要： An engaging member, a female member and a tool changer that can be downsized are provided, and the engaging member is an engaging member including: an engaging surface that allows a cam provided in a male member to engage therewith; and a dispersing surface that transmits a force provided from the cam via the engaging surface, to a female member body, wherein the dispersing surface includes a first dispersing surface and a second dispersing surface perpendicular to each other, and a cross-sectional shape perpendicular to a longitudinal direction is formed in a substantially triangular shape by the dispersing surface and the engaging surface.

公开(公告)号：US20170307119A1

公开(公告)日：2017-10-26

申请号：US15521363

申请日：2015-09-14

申请人： NITTA CORPORATION

发明人： Yasuaki TANIGUCHI

IPC分类号： F16L37/084 ,  F16K27/00

CPC分类号： F16L37/0847 ,  F16K27/00 ,  F16L37/0915

摘要： Provided is a connection mechanism between a valve and a joint is configured to connect a tube through the joint 1 to a housing 2 of the valve in air piping. The housing 2 of the valve includes a connection hole 22 for accommodating and connecting the joint 1. A tubular part 21 configured to attach a front end part of the tube thereto is formed inside the connection hole 22. The joint 1 includes a tube seal 11, a back ring 13 with a lock ring 12 including a claw 121 for preventing disengagement of the tube, a release ring 14, and a tubular cap 15. The joint 1 is configured to be press-inserted into the connection hole of the housing 2.