Title:
BATTERY DEVICE AND WORK MACHINE
Document Type and Number:
WIPO Patent Application WO/2023/145246
Kind Code:
A1
Abstract:
A battery device (33) comprises: first to fourth battery packs (61, 71, 81, 91); first to fourth rear brackets (62, 72, 82, 92); and first to fourth fixing bolts (B1-B4). The first to fourth battery packs (61, 71, 81, 91) are stacked in the vertical direction. The first to fourth rear brackets (62, 72, 82, 92) are respectively attached to rear surfaces T1 of the first to fourth battery packs (61, 71, 81, 91). The first to fourth fixing bolts (B1-B4) respectively fix the first to fourth rear brackets (62, 72, 82, 92). In the top view of the battery device (33), the head top surface of each of the first to fourth fixing bolts (B1-B4) is visible.
Inventors:
FUJIMOTO SATOSHI (JP)
MATSUYAMA TAKAFUMI (JP)
KIMURA SHOYA (JP)
MATSUYAMA TAKAFUMI (JP)
KIMURA SHOYA (JP)
Application Number:
PCT/JP2022/044144
Publication Date:
August 03, 2023
Filing Date:
November 30, 2022
Export Citation:
Assignee:
KOMATSU MFG CO LTD (JP)
International Classes:
H01M50/244; B60K1/04; E02F9/00; H01M50/209
Foreign References:
| JP2016219262A | 2016-12-22 | |||
| JP2018092797A | 2018-06-14 | |||
| JP2012216323A | 2012-11-08 | |||
| CN102630352A | 2012-08-08 |
Attorney, Agent or Firm:
SHINJYU GLOBAL IP (JP)
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