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    • 6. 发明公开
    • STATOR
    • EP4290742A1
    • 2023-12-13
    • EP22749415.0
    • 2022-01-11
    • NHK Spring Co., Ltd.
    • ITO, Keiichi
    • H02K3/52
    • A stator obtained in the present invention no longer requires a step in which an end portion of a coil wound around a tooth on a tip end side thereof is routed toward the outer peripheral side of a yoke.
      In a stator (10), one end portion (181) of each coil (18) is disposed on the root side of each tooth (16), and other end portion (182) of the coil (18) is disposed on the tip end side of the tooth (16). A first bus bar (22) disposed on one side in the axial direction with respect to a stator core (12) has each of a plurality of first joining portions (22U1, 22V1, 22W1) each extended toward the root side of each tooth (16) and joined to the one end portion (181) of each coil (18). A second bus bar (24) disposed on one side or the other side in the axial direction with respect to the stator core (12) has each of a plurality of second joining portions (24S2) each extended toward the tip end side of each tooth (16) and joined to the other end portion (182) of each coil (18).
    • 9. 发明公开
    • SPRING MEMBER
    • EP4239211A1
    • 2023-09-06
    • EP21885943.7
    • 2021-10-15
    • NHK Spring Co., Ltd.
    • YAMADA YoshioIMAIZUMI HironobuTAJIMA NorihiroTAKAHASHI Shuji
    • F16F1/02F16F1/18
    • The spring member (1, 2, 3) includes a conductive plate (11) and a support plate (12), the conductive plate is formed of a material in which at least one of electrical conductivity and thermal conductivity thereof is higher than that of a material forming the support plate, the support plate is formed of the material having a higher Young's modulus than that of the material forming the conductive plate, two end portions of the conductive plate in a second direction (X) are provided with first contact portions (13) that contact a first pressed body (W 1), an intermediate portion of the conductive plate in the second direction is provided with a second contact portion (14) that contacts a second pressed body (W2), the two end portions of the conductive plate in the second direction are engaged with two end portions of the support plate in the second direction, an intermediate portion of the support plate in the second direction is provided with a third contact portion (15) that contacts the second contact portion, and the second contact portion is sandwiched between the third contact portion and the second pressed body in a first direction (Z).