JPS62183185U - - Google Patents

Description

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

第１図は本考案可撓管の一例の部分断面略示図
、第２図は本考案可撓管の一例の部分外観略示図
、第３図は本考案可撓管を製造する一例の場合の
ユニツトの分解断面略示図、第４図は同上ユニツ
トの別の数例断面略示図、第５図は本考案可撓管
を製造する別の場合のユニツトの断面略示図、第
６図は透孔を設けた本考案可撓管の一例の部分外
観略示図である。 １はコルゲート状硬質合成樹脂連続層、２はコ
ルゲートの軸芯向け開口部を閉塞する軟質合成樹
脂不連続層。 Fig. 1 is a schematic partial cross-sectional view of an example of the flexible tube of the present invention, Fig. 2 is a schematic partial external view of an example of the flexible tube of the present invention, and Fig. 3 is an example of manufacturing the flexible tube of the present invention. FIG. 4 is a schematic cross-sectional view of several other examples of the same unit; FIG. 5 is a schematic cross-sectional view of another unit for manufacturing the flexible tube of the present invention; FIG. FIG. 6 is a partial external schematic diagram of an example of the flexible tube of the present invention provided with a through hole. 1 is a continuous layer of corrugated hard synthetic resin, and 2 is a discontinuous layer of soft synthetic resin that closes the opening toward the axis of the corrugate.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 軸芯を通る断面に於てコルゲート状硬質合成樹
脂連続層とコルゲートの軸芯向け開口部を閉塞す
る軟質合成樹脂不連続層とからなり、管周面に於
て各層は螺旋状に連続していて内面が略々平滑で
あることを特徴とする合成樹脂製可撓管。 In the cross section passing through the shaft core, it consists of a continuous layer of corrugated hard synthetic resin and a discontinuous layer of soft synthetic resin that closes the opening of the corrugate toward the shaft, and each layer is continuous in a spiral shape on the circumferential surface of the pipe. A synthetic resin flexible tube characterized by a substantially smooth inner surface.