JPS5922154U - Face piece voice plate-exhaust valve coupling device - Google Patents

Face piece voice plate-exhaust valve coupling device

Info

Publication number
JPS5922154U
JPS5922154U JP11618082U JP11618082U JPS5922154U JP S5922154 U JPS5922154 U JP S5922154U JP 11618082 U JP11618082 U JP 11618082U JP 11618082 U JP11618082 U JP 11618082U JP S5922154 U JPS5922154 U JP S5922154U
Authority
JP
Japan
Prior art keywords
coupling device
valve holder
face piece
exhaust valve
valve coupling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP11618082U
Other languages
Japanese (ja)
Other versions
JPS6041981Y2 (en
Inventor
山田　都夫
Original Assignee
エムエスエイジヤパン株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by エムエスエイジヤパン株式会社 filed Critical エムエスエイジヤパン株式会社
Priority to JP11618082U priority Critical patent/JPS6041981Y2/en
Publication of JPS5922154U publication Critical patent/JPS5922154U/en
Application granted granted Critical
Publication of JPS6041981Y2 publication Critical patent/JPS6041981Y2/en
Expired legal-status Critical Current

Links

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 drawings]

第１図は従来の一型式の伝声装置を有する全面面体の構
成を示す分解斜視図である。第２図は本考案の面体の伝
声板−排気弁結合装置の分解図である。FIG. 1 is an exploded perspective view showing the structure of a full-face surface having a conventional type of voice transmission device. FIG. 2 is an exploded view of the facepiece voice plate-exhaust valve coupling device of the present invention.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 防塵マスク又は防毒マスクの面体の前面開口部に気密嵌
合で装着されるフランジ付環状体１：該環状体に通気連
結される中央突出部６及びこの周辺の複数の通気孔７を
有する弁保持器２；該弁保持器の背面に配置される排気
用フラッパー弁３；上記弁保持器の前面に設けられた伝
声板４；及び上記弁保持器との間に該伝声板を挾持する
カバー５；で構成された面体の伝声板−排気弁結合装置
。A flanged annular body 1 that is attached in an airtight manner to the front opening of the facepiece of a dust mask or gas mask: a valve holder having a central protrusion 6 connected to the annular body for ventilation and a plurality of ventilation holes 7 around the central protrusion 6; container 2; an exhaust flapper valve 3 disposed on the back side of the valve holder; a voice transmission plate 4 provided on the front side of the valve holder; and the voice transmission plate sandwiched between the valve holder and the valve holder. A face piece voice transmission plate-exhaust valve coupling device comprising a cover 5;
JP11618082U 1982-08-02 1982-08-02 Face piece voice plate-exhaust valve coupling device Expired JPS6041981Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11618082U JPS6041981Y2 (en) 1982-08-02 1982-08-02 Face piece voice plate-exhaust valve coupling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11618082U JPS6041981Y2 (en) 1982-08-02 1982-08-02 Face piece voice plate-exhaust valve coupling device

Publications (2)

Publication Number Publication Date
JPS5922154U true JPS5922154U (en) 1984-02-10
JPS6041981Y2 JPS6041981Y2 (en) 1985-12-21

Family

ID=30267920

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11618082U Expired JPS6041981Y2 (en) 1982-08-02 1982-08-02 Face piece voice plate-exhaust valve coupling device

Country Status (1)

Country Link
JP (1) JPS6041981Y2 (en)

Also Published As

Publication number Publication date
JPS6041981Y2 (en) 1985-12-21

Similar Documents

Publication Publication Date Title
JPS5922154U (en) Face piece voice plate-exhaust valve coupling device
JPS60108398U (en) Diffuser pipe installed underwater
JPS60153145U (en) work mask
JPS6083817U (en) air conditioner air filter
JPS5851122U (en) Ceiling-mounted air conditioner
JPS5955021U (en) portable accessory case
JPS59190116U (en) Face pack auxiliary mask
JPS5829881U (en) Housing for outdoor equipment
JPS59160074U (en) Entrance mat
JPS6033099U (en) Lid opening device
JPS5951023U (en) Disaster prevention hood and cushion cover
JPS62133653U (en)
JPS6063358U (en) facepiece
JPS5918019U (en) Air cleaner equipment for motorcycles, etc.
JPS58181207U (en) Buckle for band with lighter
JPS58120755U (en) mask with ear covers
JPS5931360U (en) Disposable filter for vacuum cleaner
JPS58153851U (en) Valve device for dust mask
JPS59116041U (en) Safety device for when oxygen inhalation piping is blocked
JPS58122821U (en) gas burner
JPS5924047U (en) Mouth breathing evacuation device
JPS6028318U (en) ceiling suspended air conditioner
JPS58190902U (en) ear cover
JPS60184043U (en) slide projector
JPS58139155U (en) disaster prevention hood