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公开(公告)号：US20240291367A1
公开(公告)日：2024-08-29
申请号：US18656623
申请日：2024-05-07
摘要： A vibration actuator includes a flat plate base part that accommodates a coil wound around a plate-shaped core in an internal opening; a plate-shaped body including a suction part made of a magnetic material, the plate-shaped body disposed to overlap the flat plate base part; and an elastic support part that arranges the suction part to face the plate-shaped core within the region of the internal opening and connects the plate-shaped body to the flat plate base part so as to be movable along a surface of the flat plate base part.
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公开(公告)号：US20240278283A1
公开(公告)日：2024-08-22
申请号：US18651830
申请日：2024-05-01
IPC分类号： B06B1/04 , B06B1/02 , H02K33/02 , H02P25/032
CPC分类号： B06B1/045 , B06B1/0207 , H02K33/02 , H02P25/032
摘要： Provided is a vibration presenting device includes an operation device; an electromagnetic actuator; and a control device. The electromagnetic actuator supports the operation device, and includes a base part formed in a plate shape, in which an electromagnet including a core and a coil is disposed; a movable part including a magnetic yoke disposed to face the electromagnet with a gap therebetween; and an elastic part configured to connect the base part and the movable part respectively such that the base part and the magnetic yoke are relatively displaced by energizing the electromagnet, wherein the movable part has, at a position opposite the coil, a shape into which a part of the coil can be inserted. The control device is configured to control the electromagnetic actuator to vibrate the operation device in a vibration direction by driving the operation device to one direction of the vibration direction.
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公开(公告)号：US12003156B2
公开(公告)日：2024-06-04
申请号：US17561956
申请日：2021-12-26
申请人： Yuki Takahashi , Chikara Sekiguchi , Shigeyuki Shimomura , Daisuke Kodama , Yuta Yoshii , Yasutaka Kitamura , Shigenori Inamoto
发明人： Yuki Takahashi , Chikara Sekiguchi , Shigeyuki Shimomura , Daisuke Kodama , Yuta Yoshii , Yasutaka Kitamura , Shigenori Inamoto
IPC分类号： H02K33/06
CPC分类号： H02K33/06
摘要： A vibration actuator includes: a movable body including: a disk-shaped magnet; a pair of disk-shaped cores fixed on front and rear surfaces of the disk-shaped magnet and each having an opening at a center thereof; a pair of leaf springs having a substantially circular shape; and a pair of spring stopper weight parts each having one end positioned by joining the opening to be joined with one of the disk-shaped cores and having another end connected to a central part of one of the leaf springs; and a fixing body including an annular coil and configured to support and accommodate therein the movable body such that the disk-shaped magnet, the disk-shaped cores and the spring stopper weight parts are capable of vibrating in an axial direction inside the annular coil.
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公开(公告)号：US20240097544A1
公开(公告)日：2024-03-21
申请号：US18517023
申请日：2023-11-22
申请人： Yuki TAKAHASHI , Tomoya ISHITANI
发明人： Yuki TAKAHASHI , Tomoya ISHITANI
摘要： Provided is a vibration actuator that includes: a coil; a core around which the coil is wound, the core including both ends projecting from the coil; a yoke formed of a magnetic material and disposed opposite to the both ends of the core at a position adjacent to the both ends of the core with a gap provided between the yoke and the both ends of the core in a direction orthogonal to a winding axis of the coil; and an elastic part fixed between the core and the yoke and configured for elastic support to enable a movement between the core and the yoke in a direction opposite to at least one of the both ends of the core.
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公开(公告)号：US20240019686A1
公开(公告)日：2024-01-18
申请号：US18350857
申请日：2023-07-12
CPC分类号： G02B26/0816 , H02K33/16 , G02B26/10
摘要： The present invention includes: a movable body including a magnet fixed to an other end portion side of a shaft part to which a movable object is connected at one end portion side; a core assembly including a core body including a plurality of magnetic poles facing an outer circumference of the magnet, a coil body wound around the core body, a magnet position holding portion energized to generate a magnetic attraction force between the magnet position holding portion and the magnet to define a reference position of the reciprocating rotation; and a circuit board disposed to cover the core assembly at the other end side, in which the coil body includes a terminal part to which an end portion of a coil is connected and that is disposed to protrude to the circuit board side so as to be connected to a circuit of the circuit board.
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公开(公告)号：US11852548B2
公开(公告)日：2023-12-26
申请号：US17047512
申请日：2019-04-17
申请人： Takashi Kawamura , Yoichi Yasunaga , Takeshi Higaki , Toshihiko Terashita , Shintaro Ogura , Shigenori Inamoto , Yuki Takahashi , Kotaro Eguchi , Kui Li , Satoshi Sato
发明人： Takashi Kawamura , Yoichi Yasunaga , Takeshi Higaki , Toshihiko Terashita , Shintaro Ogura , Shigenori Inamoto , Yuki Takahashi , Kotaro Eguchi , Kui Li , Satoshi Sato
CPC分类号： G01L1/22 , G05G1/02 , G05G5/05 , G05G2505/00 , H01H13/14 , H01H2215/004 , H01H2239/052
摘要： A switch according to the present invention includes a base including a recessed portion on one surface of the base; a click spring having a dome shape, the click spring being provided at the recessed portion such that the bottom of the recessed portion is contacted at a dome-shaped opening side of the click spring; a cover provided to cover the recessed portion and to house the click spring at the recessed portion; and a strain detecting element attached to another surface of the base. The strain detecting element is configured to detect strain of the base, the strain occurring in accordance with a depression amount of the click spring that is depressed.
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公开(公告)号：US20230096114A1
公开(公告)日：2023-03-30
申请号：US17943248
申请日：2022-09-13
摘要： A rotary reciprocating drive actuator includes: a movable body including a magnet fixed to a shaft portion; a fixing body including a plurality of magnetic poles, a first magnetic attraction member, and a second magnetic attraction member that are disposed to face an outer circumference of the magnet;, the plurality of magnetic poles including a plurality of coils, the first magnetic attraction member being configured to generate a first magnetic attraction force, the second magnetic attraction member being configured to generate a second magnetic attraction force, in which a magnetic flux passing through the plurality of magnetic poles is generated by energization of the plurality of coils, causing the reciprocating rotation of the movable body about an axis of the shaft portion with reference to the rotational center position by electromagnetic interaction between the magnetic flux and the magnet.
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公开(公告)号：US11575302B2
公开(公告)日：2023-02-07
申请号：US16554686
申请日：2019-08-29
申请人： Yuki Takahashi , Chikara Sekiguchi , Yuki Otsuka , Tomoya Ishitani , Kazutaka Sakaguchi , Shigenori Inamoto
发明人： Yuki Takahashi , Chikara Sekiguchi , Yuki Otsuka , Tomoya Ishitani , Kazutaka Sakaguchi , Shigenori Inamoto
摘要： A vibration actuator that cooperates with a coil and a magnet to vibrate a movable body with respect to a stationary body, including: the stationary body including the coil and a core around which the coil is wound; a shaft part; and the movable body including the magnet, the movable body being movably supported by the stationary body via the shaft part, wherein the core is disposed along an axial direction of the shaft part, and includes a core-side magnetic pole to be excited by energization to the coil, the magnet includes a magnet-side magnetic pole disposed so as to face the core-side magnetic pole with a gap therebetween, and the vibration actuator further includes a spring part elastically supporting the movable body with respect to the stationary body, linearly movably in the axial direction in a reciprocating manner, and rotationally movably about an axis in a reciprocating manner.
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公开(公告)号：US20230006526A1
公开(公告)日：2023-01-05
申请号：US17854018
申请日：2022-06-30
摘要： A rotary reciprocating driving actuator includes: a movable member including a shaft part and a magnet; and a fixing body including a core assembly including a magnetic pole core with an integral structure including a plurality of magnetic poles, a plurality of coils disposed next to the plurality of magnetic poles, and a magnetic path core to which the magnetic pole core is assembled, wherein the core assembly is disposed such that the plurality of magnetic poles faces an outer periphery of the magnet, wherein a magnetic flux that passes through a magnetic path configured of the magnetic path core and the magnetic pole core of the integral structure is generated through energization of the plurality of coils, and the movable member is rotated back and forth around an axis of the shaft part through electromagnetic interaction of the magnetic flux and the magnet.
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公开(公告)号：US20220329139A1
公开(公告)日：2022-10-13
申请号：US17835993
申请日：2022-06-09
申请人： Yuki TAKAHASHI , Chikara Sekiguchi , Shigeyuki Shimomura , Yoshihiro Kumanomido , Daisuke Kodama , Yuta Yoshii , Shigenori Inamoto
发明人： Yuki TAKAHASHI , Chikara Sekiguchi , Shigeyuki Shimomura , Yoshihiro Kumanomido , Daisuke Kodama , Yuta Yoshii , Shigenori Inamoto
摘要： A vibration actuator includes: a movable body having: a disk-shaped magnet; a pair of magnetic parts fixed to both surfaces of the magnet; and a pair of spring stopper parts connected to the magnetic parts; a pair of elastic support parts connected to the spring stopper parts and configured to support the movable body; a fixing body configured to connect to the elastic support parts with a protection wall portion, a pair of annular coils and a magnetic shield disposed in this order at an outer circumferential side, and accommodate the movable body such that the movable body is capable of reciprocally vibrating in an axial direction; and a cylindrical resin case having, on a circumferential wall portion, an opening portion for wires for supplying power to the coils and configured to close upper and lower faces of the circumferential wall portion and accommodate the fixing body.
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