ES2070907T3 - Transmisor de voz. - Google Patents

Transmisor de voz.

Info

Publication number
ES2070907T3
ES2070907T3 ES89308505T ES89308505T ES2070907T3 ES 2070907 T3 ES2070907 T3 ES 2070907T3 ES 89308505 T ES89308505 T ES 89308505T ES 89308505 T ES89308505 T ES 89308505T ES 2070907 T3 ES2070907 T3 ES 2070907T3
Authority
ES
Spain
Prior art keywords
marginal
membrane
crown
central
starter
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.)
Expired - Lifetime
Application number
ES89308505T
Other languages
English (en)
Inventor
Ronald E Davis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Minister of National Defence of Canada
UK Secretary of State for Defence
Original Assignee
Minister of National Defence of Canada
UK Secretary of State for Defence
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 Minister of National Defence of Canada, UK Secretary of State for Defence filed Critical Minister of National Defence of Canada
Application granted granted Critical
Publication of ES2070907T3 publication Critical patent/ES2070907T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Transducers For Ultrasonic Waves (AREA)

Abstract

UN TRANSMISOR (10) PAA UTILIZAR EN MASCARAS DE GAS O SEMEJANTES, COMPRENDE: UN MIEMBRO PRINCIPAL (12) QUE TIENE UN ENTRANTE CENTRAL, CIRCULAR (14) EN UN EXTREMO Y UNA CORONA MARGINAL (16) QUE RODEA AL ANTERIOR; UN MIEMBRO COBERTOR (22) CON UN ENTRANTE CENTRAL COMPLEMENTARIO (24) EN UN EXTREMO Y UNA CORONA QUE LO RODEA. EL MIEMBRO COBERTOR (22) SE ACOPLA RIGIDAMENTE A LA CORONA MARGINAL DEL MIEMBRO CENTRAL (16) PARA FORMAR ASI, UN MONTAJE UNITARIO EN EL QUE EL ENTRANTE (14) Y EL (24) SE ALINEAN EN RELACION CARA A CARA Y DEFINEN UNA CAMARA DE MEMBRANA (30). LAS CORONAS MARGINALES (16, 26) TIENEN SUPERFICIES ACOPLADAS (46, 80) ADAPTADAS PARA ASEGURAR LA TENSION DE LA MEMBRANA (32) QUE LLEVAN EN MEDIO. LA MEMBRANA (32) TIENE UN BORDE MARGINAL (34) INTERPUESTO ENTRE LAS SUPERFICIES (46, 80) Y UNA PORCION DE ARMAZON PRINCIPAL (36) DISPUESTO DENTRO DE LA CAMARA (30).
ES89308505T 1988-02-10 1989-08-22 Transmisor de voz. Expired - Lifetime ES2070907T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000558639A CA1311423C (en) 1988-02-10 1988-02-10 Moulded speech transmitter

Publications (1)

Publication Number Publication Date
ES2070907T3 true ES2070907T3 (es) 1995-06-16

Family

ID=4137424

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89308505T Expired - Lifetime ES2070907T3 (es) 1988-02-10 1989-08-22 Transmisor de voz.

Country Status (5)

Country Link
US (1) US4915099A (es)
EP (1) EP0413861B1 (es)
CA (1) CA1311423C (es)
ES (1) ES2070907T3 (es)
GR (1) GR3015949T3 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5570688A (en) * 1993-11-17 1996-11-05 Cochran Consulting, Inc. Advanced dive computer for use with a self-contained underwater breathing apparatus
AU2801099A (en) * 1998-07-31 2000-02-21 Norton Company Rotary dressing tool containing brazed diamond layer
DE19845572C2 (de) * 1998-10-02 2002-06-06 Draeger Safety Ag & Co Kgaa Sprechübertrager für eine Atemschutzmaske
JP2006102324A (ja) * 2004-10-07 2006-04-20 Shigematsu Works Co Ltd 電動ファン付呼吸用保護具
USD746437S1 (en) * 2014-05-22 2015-12-29 3M Innovative Properties Company Respirator mask having a communication grille
GB201808993D0 (en) 2018-06-01 2018-07-18 Avon Polymer Prod Ltd Speech diaphram module for a respirator mask

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3124130A (en) * 1964-03-10 Respirator with speaking diaphragm
US1762695A (en) * 1924-05-14 1930-06-10 Monro Randolph Gas mask
FR771504A (fr) * 1933-07-04 1934-10-10 Masque à gaz permettant de parler et de téléphoner
US2038267A (en) * 1934-04-02 1936-04-21 Bullard Co Exhalation valve
US2586851A (en) * 1935-10-16 1952-02-26 Us Sec War Diaphragm optical gas mask
US2410454A (en) * 1938-05-17 1946-11-05 Armand V Motsinger Voice-transmitting gas mask
US2845927A (en) * 1957-04-30 1958-08-05 Flexo Products Inc Respirator with integral rib for clamping filter element and sealing breathing opening
US3035574A (en) * 1959-01-21 1962-05-22 Mine Safety Appliances Co Combination exhalation valve and speaking diaphragm
FR2171489A5 (es) * 1972-02-02 1973-09-21 Tecalemit Sa
US4088461A (en) * 1976-07-12 1978-05-09 Auergesellschaft Gmbh Combination of a supplementary filter and respirator filter
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
US4736740A (en) * 1985-09-09 1988-04-12 Robin Parker Gas mask with voice communication device

Also Published As

Publication number Publication date
EP0413861A1 (en) 1991-02-27
CA1311423C (en) 1992-12-15
US4915099A (en) 1990-04-10
EP0413861B1 (en) 1995-02-15
GR3015949T3 (en) 1995-07-31

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