JPS5947789U

JPS5947789U - concrete products

Info

Publication number: JPS5947789U
Application number: JP14287382U
Authority: JP
Inventors: 太郎小林
Original assignee: 株式会社小林製作所
Priority date: 1982-09-21
Filing date: 1982-09-21
Publication date: 1984-03-29

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来例を示し、ａは斜視図、ｂは断面図、第２
図は本考案の一実施例を示し、ａは斜視図、ｂは断面図
、第３図は段付き貫通穴用鋼材を示し、ａは断面図、ｂ
は平面図、第４図は本考案の第２実施例を示し、ａは斜
視図、ｂは断面図、第５図は本考案の第３実施例を示し
、ａは斜視図、ｂは断面図である。１０・・・下水道管、１２・・・貫通穴、１３・・・段
部、１４・・・段付き貫通穴、２０・・・下水道管、２
１・・・コンクリート、３０・・・段付き貫通穴用鋼材
、４０・・・縁塊、５０・・・Ｌ型ブロック。Fig. 1 shows a conventional example, a is a perspective view, b is a sectional view, and the second
The figures show one embodiment of the present invention, a is a perspective view, b is a sectional view, and FIG. 3 is a stepped through hole steel material, a is a sectional view, b
4 shows a second embodiment of the present invention, a is a perspective view, and b is a cross-sectional view. FIG. 5 shows a third embodiment of the present invention, a is a perspective view, and b is a cross-section. It is a diagram. DESCRIPTION OF SYMBOLS 10... Sewer pipe, 12... Through hole, 13... Stepped part, 14... Stepped through hole, 20... Sewer pipe, 2
1... Concrete, 30... Steel material for stepped through hole, 40... Edge block, 50... L-shaped block.

Claims

[Scope of utility model registration request]

In a concrete product having a stepped through hole on which a grating lid, an odor prevention lid, etc. is placed, a stepped through hole steel material is provided along the entire surface of the stepped through hole in the part where the stepped through hole is formed. A concrete product made by integrally molding this steel material for stepped through holes with concrete.