Invention Grant
- Patent Title: HYDRAULIC CIRCUIT APPARATUS FOR HYDRAULIC EXCAVATORS
- Patent Title (中): 液压回路式挖掘机
-
Application No.: EP95922747.1Application Date: 1995-06-23
-
Publication No.: EP0715029B1Publication Date: 2002-01-23
- Inventor: SUGIYAMA, Genroku , HIRATA, Toichi , ISHIKAWA, Koji , TOYOOKA, Tsukasa , NAKAMURA, Tsuyoshi
- Applicant: HITACHI CONSTRUCTION MACHINERY CO., LTD.
- Applicant Address: 6-2, Ohtemachi 2-chome Chiyoda-ku Tokyo 100-0004 JP
- Assignee: HITACHI CONSTRUCTION MACHINERY CO., LTD.
- Current Assignee: HITACHI CONSTRUCTION MACHINERY CO., LTD.
- Current Assignee Address: 6-2, Ohtemachi 2-chome Chiyoda-ku Tokyo 100-0004 JP
- Agency: Beetz & Partner Patentanwälte
- Priority: JP14647194 19940628
- International Announcement: WO9600820 19960111
- Main IPC: E02F9/22
- IPC: E02F9/22 ; E02F3/43 ; E02F3/84 ; E02F3/85 ; E02F9/20
Public/Granted literature
- EP0715029A1 HYDRAULIC CIRCUIT APPARATUS FOR HYDRAULIC EXCAVATORS Public/Granted day:1996-06-05
Information query
