Title:
CONTROL CIRCUIT FOR SPEED OF REVOLUTION OF HYDRAULIC MOTOR FOR EXCAVATOR
Document Type and Number:
Japanese Patent JPS5886294
Kind Code:
A
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Inventors:
KAMATA HIROSHIGE
HIRANO NOBUTAKA
WADA MASAMI
HIRANO NOBUTAKA
WADA MASAMI
Application Number:
JP18440781A
Publication Date:
May 23, 1983
Filing Date:
November 19, 1981
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACHINERY
International Classes:
E21B44/00; E21B44/06; (IPC1-7): E21B44/00
Attorney, Agent or Firm:
Masami Akimoto