FI117232B - Puhemuuntaja happinaamaria varten - Google Patents

Puhemuuntaja happinaamaria varten

Info

Publication number
FI117232B
FI117232B FI982815A FI982815A FI117232B FI 117232 B FI117232 B FI 117232B FI 982815 A FI982815 A FI 982815A FI 982815 A FI982815 A FI 982815A FI 117232 B FI117232 B FI 117232B
Authority
FI
Finland
Prior art keywords
oxygen mask
speech transformer
speech
transformer
mask
Prior art date
Application number
FI982815A
Other languages
English (en)
Swedish (sv)
Other versions
FI982815A0 (fi
FI982815A (fi
Inventor
Michael Rosert
Manfred Gdulla
Original Assignee
Draeger Sicherheitstech Gmbh
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 Draeger Sicherheitstech Gmbh filed Critical Draeger Sicherheitstech Gmbh
Publication of FI982815A0 publication Critical patent/FI982815A0/fi
Publication of FI982815A publication Critical patent/FI982815A/fi
Application granted granted Critical
Publication of FI117232B publication Critical patent/FI117232B/fi

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
FI982815A 1998-10-02 1998-12-29 Puhemuuntaja happinaamaria varten FI117232B (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19845572A DE19845572C2 (de) 1998-10-02 1998-10-02 Sprechübertrager für eine Atemschutzmaske

Publications (3)

Publication Number Publication Date
FI982815A0 FI982815A0 (fi) 1998-12-29
FI982815A FI982815A (fi) 2000-04-03
FI117232B true FI117232B (fi) 2006-07-31

Family

ID=7883285

Family Applications (1)

Application Number Title Priority Date Filing Date
FI982815A FI117232B (fi) 1998-10-02 1998-12-29 Puhemuuntaja happinaamaria varten

Country Status (4)

Country Link
US (1) US6305370B1 (fi)
DE (1) DE19845572C2 (fi)
FI (1) FI117232B (fi)
GB (1) GB2342294B (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE319506T1 (de) * 2001-07-18 2006-03-15 Avon Protection Systems Inc Beatmungsmodul mit sprachübertragungs- und exhalationsventil
JP5759032B2 (ja) * 2013-02-15 2015-08-05 興研株式会社 伝声器
US20180000173A1 (en) * 2016-06-29 2018-01-04 Garry Tsaur Mask With a Sound-transmitting Structure
GB201808993D0 (en) * 2018-06-01 2018-07-18 Avon Polymer Prod Ltd Speech diaphram module for a respirator mask
CN111166990A (zh) * 2020-02-09 2020-05-19 潘培培 一种重度昏迷患者用的嘴部闭合辅助器
JP6976472B1 (ja) * 2021-06-11 2021-12-08 功憲 末次 音声増大装置、パーテーション、マスク、マウスシールドおよびフェイスシールド

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3124130A (en) * 1964-03-10 Respirator with speaking diaphragm
US1730227A (en) * 1923-03-31 1929-10-01 Lewis M Mcbride Gas mask
US1762695A (en) * 1924-05-14 1930-06-10 Monro Randolph Gas mask
US2326650A (en) * 1941-04-18 1943-08-10 Standard Products Co Gas mask facepiece
US2738788A (en) * 1952-04-08 1956-03-20 Willson Products Inc Respirator with speaking diaphragm
US2974665A (en) * 1954-02-12 1961-03-14 Armard V Motsinger Gas mask speech transmission
US3140754A (en) * 1954-02-12 1964-07-14 Armard V Motsinger Gas mask speech transmission
US3109425A (en) * 1960-03-04 1963-11-05 Electric Storage Battery Co Respirator speaking diaphragm and exhalation valve unit
US3348537A (en) * 1965-03-01 1967-10-24 Mine Safety Appliances Co Combination breathing valve and speaking diaphragm unit
US3602219A (en) * 1969-03-05 1971-08-31 Draegerwerk Ag Respirator having sound diaphragm protective cavity
US3572332A (en) * 1969-04-29 1971-03-23 Mine Safety Appliances Co Combination valve and speaking diaphragm unit
US4402316A (en) * 1981-04-27 1983-09-06 U.S.D. Corp. Breathing gas mask
AT381605B (de) * 1984-10-25 1986-11-10 Akg Akustische Kino Geraete Atemschutzmaske, bei der ausser der sprechmembran fuer die nahverstaendigung auch ein elektro- akustischer wandler fuer die indirekte sprach- uebertragung aus der maske vorgesehen ist
ES2000236B3 (es) * 1986-03-12 1990-10-16 Engicom Nv Mascara de gas
AU616689B2 (en) * 1987-10-30 1991-11-07 Divelink Pty. Ltd. Pressure compensated communication system
CA1311423C (en) * 1988-02-10 1992-12-15 Ronald E. Davis Moulded speech transmitter
IT1216459B (it) * 1988-02-26 1990-03-08 Ind Pirelli S P A Milano Minis Maschera protettiva per interventi operativi in ambienti contaminati.
FI96171C (fi) * 1992-03-02 1996-05-27 Kemira Oy Suojanaamari

Also Published As

Publication number Publication date
FI982815A0 (fi) 1998-12-29
DE19845572C2 (de) 2002-06-06
GB2342294B (en) 2000-09-20
FI982815A (fi) 2000-04-03
GB9919231D0 (en) 1999-10-20
US6305370B1 (en) 2001-10-23
GB2342294A (en) 2000-04-12
DE19845572A1 (de) 2000-04-27

Similar Documents

Publication Publication Date Title
DE69716012T2 (de) Kehlkopfmaske
DE69531357D1 (de) Beatmungsmaske
NO952672D0 (no) Pustemaske
DE69819387D1 (de) Kehlkopfmaske
DE69815569D1 (de) Kehlkopfmaske
DE69916265D1 (de) Transformator
DE69926671D1 (de) Transformator
FI117232B (fi) Puhemuuntaja happinaamaria varten
ATE462191T1 (de) Transformatorkern
DE59701703D1 (de) Kleintransformator
DE29719440U1 (de) Ergonomisch optimierte Atemschutzmaske
DE29807489U1 (de) Beatmungsmaske
KR970020907U (ko) 방독면용 정화통
DE69904662D1 (de) Fechtermaske
DE29806178U1 (de) Kehlkopfmaske
DK0794806T3 (da) Respirationsmaske
DE9415131U1 (de) Atemmaske
DE29818106U1 (de) Geschlossener Transformatorkern
KR950026755U (ko) 산소 마스크
DK0761109T3 (da) Respirationsmaske
AU2001227215A1 (en) Oxygen mask
KR960006148U (ko) 소형 변압기용 케이스
DE29608604U1 (de) Beatmungsmaske
KR940024242U (ko) 산소 마스크
DE29520024U1 (de) Miniaturtransformator oder -drossel

Legal Events

Date Code Title Description
FG Patent granted

Ref document number: 117232

Country of ref document: FI

MA Patent expired