A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
ELECTRIC CONSTRUCTION MACHINE
An electric hydraulic excavator (1) includes an automotive lower traveling structure (2) andan upper revolving structure (3) mounted on the lower traveling structure (2) to be capable of revolving thereto. The upper revolving structure (3) includes a revolving frame (5) as a base, a counterweight (13) disposed on a rear side of the revolving frame (5), and an electric power source (9) that is positioned on a front side of the counterweight (13) to be mounted on the revolving frame (5) and is power-fed from an external electric current source. The counterweight (13) is provided with a cable insertion hole (16) as disposed therein. A power feeding cable (12) is inserted in the cable insertion hole (16) for connection between the external electric current source and the electric power source (9) .
ELECTRIC CONSTRUCTION MACHINE
An electric hydraulic excavator (1) includes an automotive lower traveling structure (2) andan upper revolving structure (3) mounted on the lower traveling structure (2) to be capable of revolving thereto. The upper revolving structure (3) includes a revolving frame (5) as a base, a counterweight (13) disposed on a rear side of the revolving frame (5), and an electric power source (9) that is positioned on a front side of the counterweight (13) to be mounted on the revolving frame (5) and is power-fed from an external electric current source. The counterweight (13) is provided with a cable insertion hole (16) as disposed therein. A power feeding cable (12) is inserted in the cable insertion hole (16) for connection between the external electric current source and the electric power source (9) .
ELECTRIC CONSTRUCTION MACHINE
ELEKTRISCHE BAUMASCHINE
ENGIN DE CHANTIER ÉLECTRIQUE
KIHARA SEIICHI (author) / TAKAHASHI KIWAMU (author) / ISHII TAKESHI (author)
2022-12-07
Patent
Electronic Resource
English
IPC:
E02F
Baggern
,
DREDGING