EP 0879920 A3 19990707 - Battery driven construction machine
Title (en)
Battery driven construction machine
Title (de)
Batteriebetriebene Baumaschine
Title (fr)
Machine de chantier entraînée par batterie
Publication
Application
Priority
- JP 15005697 A 19970523
- JP 18774197 A 19970627
Abstract (en)
[origin: EP0879920A2] There comprises a battery body arranged at the rear of an upper rotating body; an electric motor arranged forwardly of and in the vicinity of the battery body; a hydraulic pump connected to the electric motor a working oil tank arranged in the vicinity of the hydraulic pump; and a directional control valve for an actuator arranged in the vicinity of the hydraulic pump. Thereby, a power energy of a battery-driven construction machine can be utilized efficiently. <IMAGE>
IPC 1-7
IPC 8 full level
E02F 9/08 (2006.01)
CPC (source: EP KR)
E02F 3/32 (2013.01 - KR); E02F 9/0858 (2013.01 - EP); E02F 9/207 (2013.01 - EP)
Citation (search report)
- [A] EP 0311082 A1 19890412 - HITACHI CONSTRUCTION MACHINERY [JP]
- [A] EP 0743401 A2 19961120 - KOBE STEEL LTD [JP]
- [PA] WO 9748917 A1 19971224 - BRUSO BRUCE L [US]
- [A] EP 0727529 A1 19960821 - KUBOTA KK [JP]
- [PX] PATENT ABSTRACTS OF JAPAN vol. 097, no. 010 31 October 1997 (1997-10-31)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 0879920 A2 19981125; EP 0879920 A3 19990707; EP 0879920 B1 20050824; DE 69831285 D1 20050929; DE 69831285 T2 20060608; KR 100261860 B1 20000715; KR 19980087314 A 19981205
DOCDB simple family (application)
EP 98304097 A 19980522; DE 69831285 T 19980522; KR 19980018658 A 19980523