JPS60134967U - seal packkin - Google Patents

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の通風筒の水密蓋の作用を説明するための
縦断面図、第２図はその要部の拡大断面図、第３図は要
部の作用説明図、第４図の他の従来例の要部を示す縦断
面図、第５図ａ、　ｂ、　Ｃは　　−それぞれ本考案実
施例の断面図、第６図はその作用説明図である。゛ Ａ：通風筒、１：本体、３ａ：蓋体、１１：シールパツ
キン、１２：当接面、１３：溝、１４：凹凸、？５，１
５ａ：リップ、１６：凸部。Figure 1 is a vertical cross-sectional view for explaining the function of a watertight lid of a conventional ventilator, Figure 2 is an enlarged cross-sectional view of its main parts, Figure 3 is an explanatory view of its main parts, and Figure 4 and others. FIGS. 5A, 5B and 5C are sectional views of the embodiment of the present invention, respectively, and FIG. 6 is an explanatory view of its operation.゛A: Ventilation pipe, 1: Main body, 3a: Lid, 11: Seal packing, 12: Contact surface, 13: Groove, 14: Unevenness, ? 5,1
5a: lip, 16: convex portion.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 弾性材からなり断面が当接面を底辺とするは＼゛三角形
状に形成され、頂点から前記当接面に向って内側に凹凸
を有する溝を設けると共に前記当接面の両端にリップを
、また該両リップの間に凸部”　　を設けてなるシール
パツキン。It is made of an elastic material and has a triangular cross section with the abutment surface as the base, and is provided with a groove having concavities and convexities inward from the apex toward the abutment surface, and has lips at both ends of the abutment surface. The seal gasket also has a convex portion between both lips.