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    SECONDARY BATTERY AND ELECTRONIC DEVICE
    1.
    发明公开
    SECONDARY BATTERY AND ELECTRONIC DEVICE 审中-公开

    公开(公告)号：US20240186625A1

    公开(公告)日：2024-06-06

    申请号：US18438107

    申请日：2024-02-09

    申请人： MURATA MANUFACTURING CO., LTD.

    发明人： Mikio YAMAMOTO ,  Hiromitsu SENNAMI

    IPC分类号： H01M50/153 ,  H01M50/109 ,  H01M50/186 ,  H01M50/284 ,  H01M50/588

    CPC分类号： H01M50/153 ,  H01M50/109 ,  H01M50/186 ,  H01M50/284 ,  H01M50/588

    摘要： A secondary battery is provided and including an outer can; an external terminal insulated from the outer can; a battery element that is housed in the outer can and has a first electrode and a second electrode; a first lid body having a first protrusion portion that protrudes toward an inside of the outer can; and a second lid body disposed to be electrically insulated from the first lid body, in which the first protrusion portion of the first lid body has an opening portion, the second lid body has a second protrusion portion that is electrically insulated from the first protrusion portion and penetrates the opening portion toward the inside of the outer can, and a circuit board is connected between the external terminal and the second lid body, and the external terminal, the second lid body, and the second electrode are electrically connected to each other, and the first lid body and the first electrode are electrically connected to each other.

    POWER RECEIVING CIRCUIT AND BATTERY PACK
    2.
    发明公开
    POWER RECEIVING CIRCUIT AND BATTERY PACK 审中-公开

    公开(公告)号：US20240305135A1

    公开(公告)日：2024-09-12

    申请号：US18543105

    申请日：2023-12-18

    申请人： MURATA MANUFACTURING CO., LTD.

    发明人： Mikio YAMAMOTO

    IPC分类号： H02J50/12 ,  H02J7/00

    CPC分类号： H02J50/12 ,  H02J7/0029 ,  H02J2207/20

    摘要： A power receiving circuit according to an embodiment of the present disclosure includes: a power receiving antenna capable of receiving AC power supplied from a power feeding antenna by a magnetic field resonance method; a capacitor portion that is connected to the power receiving antenna, includes a first capacitor whose capacitance is changeable with temperature, and constitutes a resonance circuit together with the power receiving antenna; a conversion circuit capable of converting the AC power into DC power; and a heat conducting member capable of conducting heat from the conversion circuit to the first capacitor.

    BATTERY PACK AND ELECTRONIC DEVICE
    3.
    发明申请
    BATTERY PACK AND ELECTRONIC DEVICE 有权

    公开(公告)号：US20220209356A1

    公开(公告)日：2022-06-30

    申请号：US17691768

    申请日：2022-03-10

    申请人： MURATA MANUFACTURING CO., LTD.

    发明人： Ken SATO ,  Madoka HAMANO ,  Kenichi OZAWA ,  Masashi SATO ,  Mikio YAMAMOTO ,  Hiroyuki ITO

    IPC分类号： H01M50/284 ,  H01M50/566 ,  H01M50/107

    摘要： A battery pack includes a circuit board, a battery cell, an exterior case having a cylindrical shape, and a pair of external terminals respectively provided at both ends of the exterior case, in which each of the external terminals includes an inserted portion to be inserted into the exterior case and an uninserted portion not to be inserted into the exterior case, at least a part of the circuit board is disposed between the battery cell and the external terminals, and an elastic resin is provided so as to be in contact with the battery cell, the at least part of the circuit board, and the external terminals.