Title:
PENETRATION FRAME
Document Type and Number:
Japanese Patent JP2019206895
Kind Code:
A
Abstract:
To provide a penetration frame capable of reducing workload at a construction site and improving a strength relative to a load from a floor part.SOLUTION: A penetration frame 10 according to the invention is characterized in that a frame body 20 consists in two or more of steel plate member 30, at least one steel plate member 30 comprises a first folding piece part 36 with an end part of a direction intersecting with a height direction H bent, a junction part 52 with a first folding piece part 36 of one part of adjacent two steel plate member 30 and the steel plate member 30 of other part overlapped and joined at least one part of a corner part 22 and the junction part 52 comprises a weld part 54 with one part of a contact surface of two steel plate member 30 melted and joined by a spot weld.SELECTED DRAWING: Figure 4
Inventors:
OKAZOE KEI
Application Number:
JP2018104109A
Publication Date:
December 05, 2019
Filing Date:
May 30, 2018
Export Citation:
Assignee:
OKAZOE CO LTD
International Classes:
E04G15/06; B23K11/00; E04B5/48
Domestic Patent References:
| JP3023127U | 1996-04-12 | |||
| JPS58143079U | 1983-09-27 | |||
| JPS59114716U | 1984-08-02 | |||
| JP2012143477A | 2012-08-02 | |||
| JP2001353229A | 2001-12-25 | |||
| JP2008136581A | 2008-06-19 | |||
| JPH0649987A | 1994-02-22 | |||
| JPH0674026U | 1994-10-18 | |||
| JPH0533503A | 1993-02-09 |
Attorney, Agent or Firm:
Saki Yama Hironori