Title:
DECOMPOSITION AND ASSEMBLY DEVICE FOR IRON TOWER
Document Type and Number:
Japanese Patent JP2015218051
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a decomposition and assembly device for an iron tower capable of being used for decomposition of a lowermost node itself of the iron tower assembled on a ground and also for a new assembly work of the lowermost node.SOLUTION: A decomposition and assembly device 1 for an iron tower includes a mast 2, a boom 3, a mast guide 4, a mast lower end metal fitting 5, and an on-ground support 6. The mast 2 can be supported to an upper part of an existing iron tower 14 by making the mast 2 float up from the ground with fixing branches 12 and 21 and can be supported on the ground via the on-ground support 6. The on-ground support 6 includes a swivel base 23 fixed on the ground, and a coupling metal fitting 22 for coupling the swivel base 23 and the mast lower end metal fitting 5. The swivel base 23 is fixed to an iron tower foundation part 13 with a fixing branch line 28.
Inventors:
KAWASAKI NORIAKI
NISHIZAWA SHINYA
NISHIZAWA SHINYA
Application Number:
JP2014104263A
Publication Date:
December 07, 2015
Filing Date:
May 20, 2014
Export Citation:
Assignee:
SANWA TEKKI CORP
International Classes:
B66C23/28; E04G23/08; E04H12/10
Domestic Patent References:
| JP2010235265A | 2010-10-21 | |||
| JP2005029364A | 2005-02-03 | |||
| JP2011201691A | 2011-10-13 | |||
| JPS4426268Y1 | 1969-11-05 | |||
| JPS4725941A |
Foreign References:
| US3998029A | 1976-12-21 |
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