NO148909C - PROTECTION FILTER DEVICE WITH PROTECTIVE CAP. - Google Patents

PROTECTION FILTER DEVICE WITH PROTECTIVE CAP.

Info

Publication number
NO148909C
NO148909C NO803291A NO803291A NO148909C NO 148909 C NO148909 C NO 148909C NO 803291 A NO803291 A NO 803291A NO 803291 A NO803291 A NO 803291A NO 148909 C NO148909 C NO 148909C
Authority
NO
Norway
Prior art keywords
mask
lip
cutaway region
filter device
protective cap
Prior art date
Application number
NO803291A
Other languages
Norwegian (no)
Other versions
NO148909B (en
NO803291L (en
Inventor
Ernst Warncke
Hans-Joachim Walther
Joachim Schlobohm
Original Assignee
Draegerwerk Ag
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 Draegerwerk Ag filed Critical Draegerwerk Ag
Publication of NO803291L publication Critical patent/NO803291L/en
Publication of NO148909B publication Critical patent/NO148909B/en
Publication of NO148909C publication Critical patent/NO148909C/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B17/00—Protective clothing affording protection against heat or harmful chemical agents or for use at high altitudes
    • A62B17/04—Hoods

Landscapes

  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Motorcycle And Bicycle Frame (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Motor Or Generator Frames (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Abstract

1. Escape filtering apparatus having : a protective hood (1) ; an internal half-mask (4), a face abutting portion of which is provided with a cutaway region (11) ; a respiratory filter (6), which is arranged externally of the hood in a receiving portion (5) which extends through material forming the protective hood (1) ; and a banded structure (8), which can be put on by means of lugs ; characterized in that the cutaway region (11) is bordered by a lip which forms a surface (10) for abutting the face of a wearer, in that the lip edge, which defines the cutaway region (11), is urged towards a wall of the mask and in that the mask wall, the lip and a support are constructed with a substantially triangularly-shaped cross-section and form a supporting section (13) which tapers off into a flap (15) which lies alongside the bridge of the nose.
NO803291A 1979-12-01 1980-11-03 PROTECTION FILTER DEVICE WITH PROTECTIVE CAP. NO148909C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2948423A DE2948423C2 (en) 1979-12-01 1979-12-01 Escape filter device with protective hood

Publications (3)

Publication Number Publication Date
NO803291L NO803291L (en) 1981-06-02
NO148909B NO148909B (en) 1983-10-03
NO148909C true NO148909C (en) 1984-01-11

Family

ID=6087369

Family Applications (1)

Application Number Title Priority Date Filing Date
NO803291A NO148909C (en) 1979-12-01 1980-11-03 PROTECTION FILTER DEVICE WITH PROTECTIVE CAP.

Country Status (6)

Country Link
EP (1) EP0029885B1 (en)
JP (1) JPS6054074B2 (en)
AT (1) ATE6989T1 (en)
DE (1) DE2948423C2 (en)
DK (1) DK147592C (en)
NO (1) NO148909C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3315941C1 (en) * 1983-05-02 1984-06-20 Drägerwerk AG, 2400 Lübeck Half mask in to and fro respiration
DE3921603A1 (en) * 1989-06-30 1991-01-10 Draegerwerk Ag RESPIRATORY MASK WITH A CUFF CHANGE
TW287952B (en) * 1994-08-31 1996-10-11 Lifepro Inc
US5964218A (en) * 1994-08-31 1999-10-12 Lifepro, Inc. Face mask with back-up smoke inhalation protection and method of operation
AUPM938594A0 (en) * 1994-11-11 1994-12-08 Gorman, Warrick Ian Smokehood 173

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2821192A (en) * 1958-01-28 Monro
DE307728C (en) *
FR622121A (en) * 1926-08-14 1927-05-24 Ver Nl Rubberfabrieken Nv Specially constructed gas mask with interior retaining rim that rests against the face
DE491273C (en) * 1928-05-10 1930-02-07 Draegerwerk Ag Half mask covering mouth and nose
FR773129A (en) * 1934-05-09 1934-11-12 Kremlin Atel Du Improvements to respiratory masks
FR801176A (en) * 1935-04-26 1936-07-29 Individual protection device against combat gases
CH196825A (en) * 1937-09-06 1938-03-31 Eduard Dr Med Imobersteg Gas mask.
FR855656A (en) * 1939-01-27 1940-05-17 Balaclava mask
FR889783A (en) * 1943-01-11 1944-01-19 Auergesellschaft Ag Mask or hood used to connect breathing apparatus
US2462005A (en) * 1947-09-27 1949-02-15 American Optical Corp Face shield for use with respirators
US2529106A (en) * 1947-11-19 1950-11-07 American Optical Corp Combined hood and respirator
US2583304A (en) * 1950-06-06 1952-01-22 Willson Products Inc Dust hood
FR1083879A (en) * 1952-09-24 1955-01-13 Veedip Ltd Improvements to respiratory masks
GB906251A (en) * 1959-09-09 1962-09-19 Secr Aviation Improvements in or relating to mask lip seals
DE1199620B (en) * 1963-01-18 1965-08-26 Draegerwerk Ag Gas protection hood
DE1936347U (en) * 1965-12-17 1966-04-07 Auergesellschaft Gmbh CLOTHING TO PROTECT AGAINST AIR POLLUTION, CONSISTS OF AT LEAST A HOOD.
US3792702A (en) * 1972-04-10 1974-02-19 Ulmer & Co Soc Harness for rapidly placing in position a device such as a respirator mask
DE2639545C3 (en) * 1976-09-02 1979-04-05 Draegerwerk Ag, 2400 Luebeck Escape filter device with protective hood

Also Published As

Publication number Publication date
JPS6054074B2 (en) 1985-11-28
DK147592C (en) 1985-04-22
ATE6989T1 (en) 1984-04-15
DK490780A (en) 1981-06-02
DE2948423A1 (en) 1981-06-04
EP0029885A1 (en) 1981-06-10
JPS5695066A (en) 1981-08-01
EP0029885B1 (en) 1984-04-11
NO148909B (en) 1983-10-03
DK147592B (en) 1984-10-15
DE2948423C2 (en) 1982-12-09
NO803291L (en) 1981-06-02

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