Title:
足場または支保工の支柱用鋼管
Document Type and Number:
Japanese Patent JP5422075
Kind Code:
B1
Abstract:
Provided are a prefabricated scaffolding and a falsework capable of being easily assembled, and having a sufficient strength with high safety. Also provided is a support steel pipe to be used in the prefabricated scaffolding or falsework having a support column and a horizontal member coupled to each other using wedges. The support steel pipe includes a horizontal member coupling portion including a circular outer edge portion on an outer edge of a receiving fitting having a wedge-shaped hole. The horizontal member coupling portions are provided on an outer surface of the support column or an outer surface of assembled support columns at an equal interval. A plurality of hooks of safety belts can be engaged with the circular outer edge portion.
Inventors:
Yukio Yamane
Application Number:
JP2013156202A
Publication Date:
February 19, 2014
Filing Date:
July 27, 2013
Export Citation:
Assignee:
Yukio Yamane
International Classes:
E04G7/32; E04G5/16; E04G25/00
Domestic Patent References:
| JPH02243873A | 1990-09-27 | |||
| JP2011089315A | 2011-05-06 | |||
| JP2000087552A | 2000-03-28 |
Attorney, Agent or Firm:
Hirata Midori