Title:
ELECTRIC CONSTRUCTION MACHINE
Document Type and Number:
Japanese Patent JP2022047111
Kind Code:
A
Abstract:
To prevent a careless contact of a worker with a battery when charging a battery.SOLUTION: An upper structure 3 comprises: a counterweight 7; a battery 16; and a power supply port 23 to which a power supply cable 25 extending from an external power source is connected. In the counterweight 7, there are provided: an inspection opening 7C for inspecting the battery 16; and a battery cover 8 capable of moving between an open position where the inspection opening 7C is opened to expose the battery 16 to an outside and a close position where the inspection opening 7C is closed to cover the battery 16. The power supply port 23 is provided at an upper side of the counterweight 7, and is disposed at a position where the power supply cable 25 restricts an operation that the battery cover 8 moves from the close position to the open position, when the power supply cable 25 is connected.SELECTED DRAWING: Figure 3
Inventors:
KIHARA SEIICHI
TAKAHASHI KIWAMU
FURUKAWA YUTA
TAKAHASHI KIWAMU
FURUKAWA YUTA
Application Number:
JP2020152849A
Publication Date:
March 24, 2022
Filing Date:
September 11, 2020
Export Citation:
Assignee:
HITACHI KENKI TEIERA KK
International Classes:
E02F9/00; B60K1/04; E02F9/18
Attorney, Agent or Firm:
Hirowa Patent Office