Title:
【発明の名称】スチールハウスの枠組用材
Document Type and Number:
Japanese Patent JP3093168
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a frame for a steel house that excels in strength and durability and is easy to assemble. SOLUTION: The first to sixth strip plates 3a to 3g divided by the first to sixth folding lines 2a to 2f extending in parallel in one direction are formed on a frame body 1 made of a rectangular metal plate, at least the first, third, fifth and seventh strip plates 3a, 3c, 3e and 3g, each having almost the same width, are formed, the first, second, fifth and sixth folding lines 2a, 2b, 2e, 2f are turned into valleys by folding the frame body 1 along the lines so that the first, third, fifth and seventh strip plates 3a, 3c, 3e and 3g may be nearly vertical to the remaining second, fourth and sixth strip plates 3b, 3d, 3f. And recesses 4 and projections 5, each having a nearly U-shaped cross section, are formed alternately by bending the frame body 1 along the remaining third and fourth folding lines 2c and 2d.
Inventors:
Taiichi Sawada
Application Number:
JP16951497A
Publication Date:
October 03, 2000
Filing Date:
June 11, 1997
Export Citation:
Assignee:
CDS International Co., Ltd.
International Classes:
E04B1/24; E04B1/08; E04B1/19; E04B1/58; E04B2/56; E04B2/74; E04C2/38; E04C3/04; E04B; (IPC1-7): E04C3/04; E04B1/24; E04B1/58; E04B2/56; E04B2/74; E04C2/38
Domestic Patent References:
| JP6316979A | ||||
| JP5080628A | ||||
| JP1030302A | ||||
| JP54113657A | ||||
| JP227412U | ||||
| JP60184942U | ||||
| JP5667110U | ||||
| JP392343Y1 | ||||
| JP3718763Y1 |
Other References:
【文献】登録実用新案3032005(JP,U)
Attorney, Agent or Firm:
Akihiro Ryuka