DE3861780D1 - HALF-MASK-DESIGNED HEPAID FILTER. - Google Patents

HALF-MASK-DESIGNED HEPAID FILTER.

Info

Publication number
DE3861780D1
DE3861780D1 DE8888105244T DE3861780T DE3861780D1 DE 3861780 D1 DE3861780 D1 DE 3861780D1 DE 8888105244 T DE8888105244 T DE 8888105244T DE 3861780 T DE3861780 T DE 3861780T DE 3861780 D1 DE3861780 D1 DE 3861780D1
Authority
DE
Germany
Prior art keywords
hepaid
mask
filter
designed
hepaid filter
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
DE8888105244T
Other languages
German (de)
Inventor
Joachim Schlobohm
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.)
Draegerwerk AG and Co KGaA
Original Assignee
Draegerwerk AG and Co KGaA
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 and Co KGaA filed Critical Draegerwerk AG and Co KGaA
Priority to DE8888105244T priority Critical patent/DE3861780D1/en
Application granted granted Critical
Publication of DE3861780D1 publication Critical patent/DE3861780D1/en
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
    • A62B23/00—Filters for breathing-protection purposes
    • A62B23/02—Filters for breathing-protection purposes for respirators
    • A62B23/025—Filters for breathing-protection purposes for respirators the filter having substantially the shape of a mask

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
DE8888105244T 1987-04-04 1988-03-31 HALF-MASK-DESIGNED HEPAID FILTER. Expired - Lifetime DE3861780D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8888105244T DE3861780D1 (en) 1987-04-04 1988-03-31 HALF-MASK-DESIGNED HEPAID FILTER.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3711505A DE3711505A1 (en) 1987-04-04 1987-04-04 HALF-MASK-DESIGNED HEPAID FILTER
DE8888105244T DE3861780D1 (en) 1987-04-04 1988-03-31 HALF-MASK-DESIGNED HEPAID FILTER.

Publications (1)

Publication Number Publication Date
DE3861780D1 true DE3861780D1 (en) 1991-03-28

Family

ID=6324938

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3711505A Granted DE3711505A1 (en) 1987-04-04 1987-04-04 HALF-MASK-DESIGNED HEPAID FILTER
DE8888105244T Expired - Lifetime DE3861780D1 (en) 1987-04-04 1988-03-31 HALF-MASK-DESIGNED HEPAID FILTER.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3711505A Granted DE3711505A1 (en) 1987-04-04 1987-04-04 HALF-MASK-DESIGNED HEPAID FILTER

Country Status (4)

Country Link
EP (1) EP0286016B1 (en)
DE (2) DE3711505A1 (en)
ES (1) ES2021779B3 (en)
ZA (1) ZA88616B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8903266D0 (en) * 1989-02-14 1989-04-05 Hellberg Int Ltd Holder for respirator
JP4927262B2 (en) * 2001-03-23 2012-05-09 株式会社重松製作所 Filter medium and disposable dust mask using the filter medium

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR546686A (en) * 1921-12-21 1922-11-21 Air filter
US2201315A (en) * 1936-11-13 1940-05-21 American Optical Corp Respirator
US3014479A (en) * 1959-05-20 1961-12-26 Welsh Mfg Co Respirator
GB974960A (en) * 1961-12-19 1964-11-11 Ostravskokarvinsky Revir Valveless dustproof respirator
DE3032437C2 (en) * 1980-08-28 1982-08-05 Drägerwerk AG, 2400 Lübeck Half-mask-shaped dust filter

Also Published As

Publication number Publication date
ZA88616B (en) 1988-08-02
EP0286016B1 (en) 1991-02-20
EP0286016A1 (en) 1988-10-12
ES2021779B3 (en) 1991-11-16
DE3711505A1 (en) 1988-10-20
DE3711505C2 (en) 1989-10-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DRAEGERWERK AG & CO. KGAA, 23558 LUEBECK, DE