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GB1049604A - Dust-proof respirator - Google Patents

Dust-proof respirator

Info

Publication number
GB1049604A
GB1049604A GB793564A GB793564A GB1049604A GB 1049604 A GB1049604 A GB 1049604A GB 793564 A GB793564 A GB 793564A GB 793564 A GB793564 A GB 793564A GB 1049604 A GB1049604 A GB 1049604A
Authority
GB
United Kingdom
Prior art keywords
inner layer
mask
dust
layers
outer layer
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
Application number
GB793564A
Inventor
Sergei Gricorjevich Klavdienko
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.)
NII REZINOVOI PROMY
Original Assignee
NII REZINOVOI PROMY
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 NII REZINOVOI PROMY filed Critical NII REZINOVOI PROMY
Priority to GB793564A priority Critical patent/GB1049604A/en
Publication of GB1049604A publication Critical patent/GB1049604A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

1, 049, 604. Respiratory appliances. NAUCHNO-ISSLEDOVATELSKY INSTITUTE REZINOVOI PROMYSHLENNOSTI. Feb. 26, 1964, No. 7935/64. Heading A5T. A rubber face mask 1 having an inspiration valve 2 and an expiration valve 3 is provided with two layers of dust-filtering material, the outer layer 5 having pores of larger size than the inner layer 6. Polyurethane is used for the outer layer 5 and a cloth of chlorinated polyvinyl chloride for the inner layer 6, the two layers being held in a fold formation 4 around the perimeter of the mask. The inner layer 6 has a corrugated surface and is replaceable. The inner layer has the form of a sleeve closed with a string 7 and is supported from the mask by a perforated member 8.
GB793564A 1964-02-26 1964-02-26 Dust-proof respirator Expired GB1049604A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB793564A GB1049604A (en) 1964-02-26 1964-02-26 Dust-proof respirator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB793564A GB1049604A (en) 1964-02-26 1964-02-26 Dust-proof respirator

Publications (1)

Publication Number Publication Date
GB1049604A true GB1049604A (en) 1966-11-30

Family

ID=9842619

Family Applications (1)

Application Number Title Priority Date Filing Date
GB793564A Expired GB1049604A (en) 1964-02-26 1964-02-26 Dust-proof respirator

Country Status (1)

Country Link
GB (1) GB1049604A (en)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2180457A (en) * 1985-09-11 1987-04-01 Tecnol Inc Surgical face mask with improved moisture barrier
US5372130A (en) * 1992-02-26 1994-12-13 Djs&T Limited Partnership Face mask assembly and method having a fan and replaceable filter
US5694925A (en) 1994-07-20 1997-12-09 Tecnol Medical Products, Inc. Face mask with enhanced seal and method
US5699792A (en) 1994-07-20 1997-12-23 Tecnol Medical Products, Inc. Face mask with enhanced facial seal
US5704349A (en) 1987-10-02 1998-01-06 Tecnol Medical Products, Inc. Surgical face mask with darkened glare-reducing strip and visor
US5724964A (en) * 1993-12-15 1998-03-10 Tecnol Medical Products, Inc. Disposable face mask with enhanced fluid barrier
US5765556A (en) * 1992-12-16 1998-06-16 Tecnol Medical Products, Inc. Disposable aerosol mask with face shield
US6055982A (en) 1993-12-15 2000-05-02 Kimberly-Clark Worldwide, Inc. Disposable face mask with enhanced fluid barrier
USD855793S1 (en) 2017-09-20 2019-08-06 Fisher & Paykel Healthcare Limited Frame for a nasal mask
USD874646S1 (en) 2017-03-09 2020-02-04 Fisher & Paykel Healthcare Limited Headgear component for a nasal mask assembly
USD875242S1 (en) 2017-09-20 2020-02-11 Fisher & Paykel Healthcare Limited Nasal mask and breathing tube set
US10821250B2 (en) 2012-11-16 2020-11-03 Fisher & Paykel Healthcare Limited Nasal seal and respiratory interface
USD901673S1 (en) 2017-03-09 2020-11-10 Fisher & Paykel Healthcare Limited Frame and breathing tube assembly for a nasal mask
CN112754091A (en) * 2020-12-30 2021-05-07 河南省斯科赛斯科技发展有限公司 Multifunctional medical protective isolation clothes

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2180457A (en) * 1985-09-11 1987-04-01 Tecnol Inc Surgical face mask with improved moisture barrier
US5704349A (en) 1987-10-02 1998-01-06 Tecnol Medical Products, Inc. Surgical face mask with darkened glare-reducing strip and visor
US5372130A (en) * 1992-02-26 1994-12-13 Djs&T Limited Partnership Face mask assembly and method having a fan and replaceable filter
US5765556A (en) * 1992-12-16 1998-06-16 Tecnol Medical Products, Inc. Disposable aerosol mask with face shield
US5724964A (en) * 1993-12-15 1998-03-10 Tecnol Medical Products, Inc. Disposable face mask with enhanced fluid barrier
US6055982A (en) 1993-12-15 2000-05-02 Kimberly-Clark Worldwide, Inc. Disposable face mask with enhanced fluid barrier
US5694925A (en) 1994-07-20 1997-12-09 Tecnol Medical Products, Inc. Face mask with enhanced seal and method
US5699792A (en) 1994-07-20 1997-12-23 Tecnol Medical Products, Inc. Face mask with enhanced facial seal
US10821250B2 (en) 2012-11-16 2020-11-03 Fisher & Paykel Healthcare Limited Nasal seal and respiratory interface
USD901673S1 (en) 2017-03-09 2020-11-10 Fisher & Paykel Healthcare Limited Frame and breathing tube assembly for a nasal mask
USD963837S1 (en) 2017-03-09 2022-09-13 Fisher & Paykel Healthcare Limited Headgear component for a nasal mask assembly
USD874646S1 (en) 2017-03-09 2020-02-04 Fisher & Paykel Healthcare Limited Headgear component for a nasal mask assembly
USD875242S1 (en) 2017-09-20 2020-02-11 Fisher & Paykel Healthcare Limited Nasal mask and breathing tube set
USD855793S1 (en) 2017-09-20 2019-08-06 Fisher & Paykel Healthcare Limited Frame for a nasal mask
USD969993S1 (en) 2017-09-20 2022-11-15 Fisher & Paykel Healthcare Limited Headgear for a nasal mask
USD970720S1 (en) 2017-09-20 2022-11-22 Fisher & Paykel Healthcare Limited Frame of a nasal mask
USD1015527S1 (en) 2017-09-20 2024-02-20 Fisher & Paykel Healthcare Limited Headgear for a nasal mask
USD1017795S1 (en) 2017-09-20 2024-03-12 Fisher & Paykel Healthcare Limited Frame of a nasal mask
USD1061874S1 (en) 2017-09-20 2025-02-11 Fisher & Paykel Healthcare Limited Headgear component for a nasal mask
CN112754091A (en) * 2020-12-30 2021-05-07 河南省斯科赛斯科技发展有限公司 Multifunctional medical protective isolation clothes

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