JPS6336551U

JPS6336551U -

Info

Publication number: JPS6336551U
Application number: JP12822186U
Authority: JP
Priority date: 1986-08-25
Filing date: 1986-08-25
Publication date: 1988-03-09

Description

[Brief explanation of drawings]

第１図は本考案による第１の実施例の断面図、
第２図は第１図の側面図、第３図はマンホール本
体に埋設された第１実施例の断面図、第４図は第
３図の状態のものに足場を圧入した状態の断面図
、第５図は第１図に示したものの変形を示す断面
図、第６図及び第７図は従来の足場取り付けを示
す断面図である。１……プラグ、２……内腔、２′……開口部、
３……捕捉部、４，４′……嵌合部、５……足場
、５′……端部、Ｍ……マンホール本体。 FIG. 1 is a sectional view of a first embodiment of the present invention;
Fig. 2 is a side view of Fig. 1, Fig. 3 is a sectional view of the first embodiment buried in the manhole body, Fig. 4 is a sectional view of the state shown in Fig. 3 with the scaffold press-fitted, FIG. 5 is a sectional view showing a modification of the one shown in FIG. 1, and FIGS. 6 and 7 are sectional views showing conventional scaffold attachment. 1...Plug, 2...Inner cavity, 2'...Opening,
3... Capturing part, 4, 4'... Fitting part, 5... Scaffolding, 5'... End part, M... Manhole body.

Claims

[Scope of utility model registration request] A cylinder made of synthetic resin; a lumen having an opening at one end of the cylinder; a capturing portion protruding from a part of the circumferential surface of the inner cavity; a fitting part installed on the outer peripheral surface of the cylinder; A buried plug for manhole scaffolding consisting of.