JPS6066748U

JPS6066748U - manhole

Info

Publication number: JPS6066748U
Application number: JP15510683U
Authority: JP
Inventors: 関野　範三
Original assignee: Individual
Current assignee: Individual
Priority date: 1983-10-07
Filing date: 1983-10-07
Publication date: 1985-05-11

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 drawings]

第１図は本考案の１実施例を示すマンホールの゛平面図
、第２図はそのフタを取外した状態を示す平面図、第３
図及び第４図は第１図に示す矢視Ａ−Ａ及び矢視Ｂ−Ｂ
線に沿って切断した断面図、第５図は第２図に示す矢視
Ｃ方向より見た側面図である。１・・・マンホールの本体、２・・・フタ、３・・・突
起、４・・・凹部、５・・・受面、６・・・環状溝、７
・・・案内溝、８・・・内壁面、９・・・縦溝、１０・
・・外周面、１１・・・すき間、１２・・・クサリ、１
３・・・係止具、１４・・・穴、Ｍ・・・マーク。Fig. 1 is a plan view of a manhole showing one embodiment of the present invention, Fig. 2 is a plan view showing the state with the lid removed, and Fig. 3 is a plan view of a manhole showing an embodiment of the present invention.
The figures and Fig. 4 are arrow views A-A and B-B shown in Fig. 1.
FIG. 5 is a sectional view taken along a line, and a side view as seen from the direction of arrow C shown in FIG. 2. DESCRIPTION OF SYMBOLS 1... Body of manhole, 2... Lid, 3... Protrusion, 4... Recess, 5... Receiving surface, 6... Annular groove, 7
...Guide groove, 8...Inner wall surface, 9...Vertical groove, 10.
...Outer surface, 11...Gap, 12...Link, 1
3...locking tool, 14...hole, M...mark.

Claims

[Scope of utility model registration request]

A protrusion indicating the construction direction of the manhole is provided on the surface of either the manhole body or the lid, and a recess that engages with the protrusion is provided on the other side, and an annular shape is provided at the corner of the receiving surface on which the lid of the main body is placed. A manhole characterized in that a groove is provided, and a plurality of guide grooves are radially provided on the receiving surface to connect with the annular groove.