Title:
DISASSEMBLY ENGINNERING METHOD FOR TANK TRUNK
Document Type and Number:
Japanese Patent JPH09158497
Kind Code:
A
Abstract:
To save labour of disassembly work and to shorten a working period by reducing high site work.
Slits 7 arranged to make V letter parts and inverted V letter parts alternate with each other are formed on a peripheral surface of a tank trunk to be disassembled, the V letter parts are made to fell in on an inside of the tank trunk 1 firstly by traction of a wire rope, shredding of the V letter parts 8 is carried out in the inside of the tank trunk 1, continuously horizontal slits are formed on lower parts of the inverted V letter parts 9 and the inverted V letter parts are made to fell in on the inside of the tank trunk 1 by traction of the wire rope, and shredding of the inverted V letter parts 9 is carried out in the trunk trunk 1.
Inventors:
SUGANUMA AKINOBU
Application Number:
JP31910495A
Publication Date:
June 17, 1997
Filing Date:
December 07, 1995
Export Citation:
Assignee:
ISHIKAWAJIMA HARIMA HEAVY IND
International Classes:
E04G23/08; (IPC1-7): E04G23/08
Attorney, Agent or Firm:
Tsunemitsu Yamada (1 person outside)