JPH0382294U - - Google Patents

Description

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

図面は本考案の実施例を示すもで、第１図は全
体図、第２図は要部断面図、第３図、第４図は変
形例の全体図、第５図は第４図の開封手段の断面
図である。 １……主ボンベ、２……減圧弁、３……給気手
段、４……マウスピース、５……補助ボンベ、６
……開封手段。 The drawings show an embodiment of the present invention; FIG. 1 is an overall view, FIG. 2 is a sectional view of main parts, FIGS. 3 and 4 are general views of modified examples, and FIG. It is a sectional view of an opening means. 1... Main cylinder, 2... Pressure reducing valve, 3... Air supply means, 4... Mouthpiece, 5... Auxiliary cylinder, 6
...Means for opening.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 高圧の空気又は酸素が充填されたボンベ１から
、減圧弁２及び給気手段３を経てマウスピース４
へ空気又は酸素を供給する呼吸装置であつて、前
記減圧弁２乃至マウスピース間に、連通手段を介
して空気又は酸素を供給する補助ボンベ５を１又
は２以上接続し、前記連通手段の適所に、常時は
補助ボンベ５からの供給を停止し、緊急時の操作
により給気を行なわせる開封手段６を設けたこと
を特徴とする補助タンク付呼吸装置。 A mouthpiece 4 is supplied from a cylinder 1 filled with high-pressure air or oxygen via a pressure reducing valve 2 and an air supply means 3.
A breathing apparatus for supplying air or oxygen to a human body, in which one or more auxiliary cylinders 5 for supplying air or oxygen are connected between the pressure reducing valve 2 and the mouthpiece via a communication means, and a suitable position of the communication means is provided. The breathing apparatus with an auxiliary tank is further provided with an unsealing means 6 which normally stops supplying air from the auxiliary cylinder 5 and allows air to be supplied by operation in an emergency.