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Title:
MANUFACTURE OF STRUCTURAL ELEMENT
Document Type and Number:
Japanese Patent JPH1133751
Kind Code:
A
Abstract:

To provide an effective manufacturing method of a panel structural element without reduction in the accuracy of the joint when joining two panels, which consist of two boards substantially parallel to each other and the third members which unite the boards.

Rotary members 5 are inserted from both sides to the butting area of hollow materials 2 arranged on a jig table 1 to join the both sides of the hollow materials 2 simultaneously. Each rotary member 5 is arranged so that one is placed for upward joining and the other for downward joining. Each rotary member 5 is attached to a motor. By moving the motors in the joining direction respectively, both sides of the hollow materials 2 are joined simultaneously.


Inventors:
AOTA KINYA
ESUMI MASAKUNI
ISHIMARU YASUO
OKAMURA HISANOBU
FUNYU MASAO
Application Number:
JP19676097A
Publication Date:
February 09, 1999
Filing Date:
July 23, 1997
Export Citation:
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Assignee:
HITACHI LTD
International Classes:
B23K20/12; B23K28/02; B23K101/02; (IPC1-7): B23K20/12; B23K28/02
Attorney, Agent or Firm:
Ogawa Katsuo



 
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