GB768557A - Improvements relating to breathing masks - Google Patents

Improvements relating to breathing masks

Info

Publication number
GB768557A
GB768557A GB323054A GB323054A GB768557A GB 768557 A GB768557 A GB 768557A GB 323054 A GB323054 A GB 323054A GB 323054 A GB323054 A GB 323054A GB 768557 A GB768557 A GB 768557A
Authority
GB
United Kingdom
Prior art keywords
porous metal
improvements relating
breathing masks
inches
breathing
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
GB323054A
Inventor
James William Lennox
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.)
SINTERED PRODUCTS Ltd
Original Assignee
SINTERED PRODUCTS Ltd
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 SINTERED PRODUCTS Ltd filed Critical SINTERED PRODUCTS Ltd
Priority to GB323054A priority Critical patent/GB768557A/en
Publication of GB768557A publication Critical patent/GB768557A/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
    • A41D13/1192—Protective face masks, e.g. for surgical use, or for use in foul atmospheres with antimicrobial agent

Abstract

768,557. Breathing masks. SINTERED PRODUCTS, Ltd. May 2, 1955 [Feb. 3, 1954], No. 3230/54. Class 81(2) A breathing mask has an air filter of porous metal. The breathing mask comprises a piece 1 of ductile porous metal, e.g. phosphor - bronze, which is moulded to fit the face. A gauze pad 2 is fitted between the porous metal and the face. The size of the pores is preferably 0.0005 inches but may be as large as 0.001 inches. In use the porous metal is wetted with an antiseptic liquid.
GB323054A 1954-02-03 1954-02-03 Improvements relating to breathing masks Expired GB768557A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB323054A GB768557A (en) 1954-02-03 1954-02-03 Improvements relating to breathing masks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB323054A GB768557A (en) 1954-02-03 1954-02-03 Improvements relating to breathing masks

Publications (1)

Publication Number Publication Date
GB768557A true GB768557A (en) 1957-02-20

Family

ID=9754402

Family Applications (1)

Application Number Title Priority Date Filing Date
GB323054A Expired GB768557A (en) 1954-02-03 1954-02-03 Improvements relating to breathing masks

Country Status (1)

Country Link
GB (1) GB768557A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2188847A (en) * 1986-03-07 1987-10-14 Karl Michael Hargreaves Inhaler device
US4856509A (en) * 1985-07-08 1989-08-15 Lemelson Jerome H Face mask and method
GB2592005A (en) * 2020-02-11 2021-08-18 Chung Perlina Enzyme, antibacterial, antiviral and antifungal agents coated surgical mask
GB2597933A (en) * 2020-08-10 2022-02-16 Stewan Kukard Gideon Wet filter face mask

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4856509A (en) * 1985-07-08 1989-08-15 Lemelson Jerome H Face mask and method
GB2236056A (en) * 1985-07-08 1991-03-27 Lemelson Jerome H Face mask
GB2188847A (en) * 1986-03-07 1987-10-14 Karl Michael Hargreaves Inhaler device
GB2592005A (en) * 2020-02-11 2021-08-18 Chung Perlina Enzyme, antibacterial, antiviral and antifungal agents coated surgical mask
GB2597933A (en) * 2020-08-10 2022-02-16 Stewan Kukard Gideon Wet filter face mask

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