Title:
EMERGENCY, ESCAPE DEVICE AND METHOD OF HYDRAULIC CONSTRUCTION MACHINE
Document Type and Number:
Japanese Patent JP3145668
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide the emergency escape device and emergency escaping method of a hydraulic type construction machine having no effect on the arrangement of equipments for a construction machine body.
SOLUTION: A hydraulic unit composed of a hydraulic source unit B consisting of a prime mover 30, hydraulic pumps 31-34 and a hydraulic fluid tank 35 and a motor unit C made up of a hydraulic motor 71 driven by a hydraulic source generated by the hydraulic source unit B and hydraulic pumps 72-75 driven by the hydraulic motor 71 is fitted apart from hydraulic pumps 12-15 installed to a construction machine body and the prime mover 30. An actuator circuit 16 for a hydraulic excavator A is supplied with hydraulic pressure generated by the motor unit C, and the hydraulic excavator A can be driven.
Inventors:
Tsutomu Fujisawa
Atsushi Kohara
Atsushi Kohara
Application Number:
JP31567897A
Publication Date:
March 12, 2001
Filing Date:
November 17, 1997
Export Citation:
Assignee:
Hitachi Construction Machinery Co., Ltd.
International Classes:
E02F9/24; (IPC1-7): E02F9/24
Domestic Patent References:
| JP350605U |
Attorney, Agent or Firm:
Katsuichi Wakata