公开(公告)号：US20210111460A1

公开(公告)日：2021-04-15

申请号：US17256792

申请日：2019-07-22

Applicant: FDK CORPORATION

Inventor： Mitsuru Yumoto

IPC: H01M50/244 ,  H01M10/613 ,  H01M10/6554 ,  H01M10/6551 ,  H01M10/643 ,  H01M50/213

Abstract: A battery unit comprises a battery pack, and a storage case storing the battery pack, the storage case includes a bottom wall on which the battery pack is mounted, the battery pack includes a bottom plate located between a battery assembly and the bottom wall when the battery pack is stored in the storage case, the bottom plate abutting on the bottom wall, the bottom plate includes a fitting protrusion protruding in a direction away from the battery assembly, and the bottom wall includes a bottom wall side fixing groove in which the fitting protrusion is fitted, in a position corresponding to the fitting protrusion.

公开(公告)号：US20220200091A1

公开(公告)日：2022-06-23

申请号：US17454803

申请日：2021-11-12

Applicant: FDK CORPORATION

Inventor： Mitsuru Yumoto

IPC: H01M50/289 ,  H01M50/209 ,  H01M50/264

Abstract: Provided is a battery unit including a housing, an internal plate attached to an interior of the housing, to separate an interior of the housing into an upper space and a lower space, a battery pack attached to a lower surface of the internal plate, and disposed in the lower space, and a fixing unit for fixing the battery pack to the lower surface of the internal plate.