CA1116351A - Disposable dust respirator - Google Patents
Disposable dust respiratorInfo
- Publication number
- CA1116351A CA1116351A CA000327161A CA327161A CA1116351A CA 1116351 A CA1116351 A CA 1116351A CA 000327161 A CA000327161 A CA 000327161A CA 327161 A CA327161 A CA 327161A CA 1116351 A CA1116351 A CA 1116351A
- Authority
- CA
- Canada
- Prior art keywords
- respirator
- wearer
- opposed faces
- pleats
- pleat
- 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
Links
- 239000000428 dust Substances 0.000 title claims abstract description 20
- 206010016654 Fibrosis Diseases 0.000 description 2
- 230000004761 fibrosis Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000001627 detrimental effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000001965 increasing effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000002990 reinforced plastic Substances 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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
- A41D13/1107—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape
- A41D13/1123—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a duckbill configuration
-
- 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
- A41D13/1107—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape
- A41D13/1115—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a horizontal pleated pocket
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US92648978A | 1978-07-20 | 1978-07-20 | |
| US926,489 | 1978-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1116351A true CA1116351A (en) | 1982-01-19 |
Family
ID=25453278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000327161A Expired CA1116351A (en) | 1978-07-20 | 1979-05-08 | Disposable dust respirator |
Country Status (10)
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4419994A (en) * | 1980-07-03 | 1983-12-13 | Racal Safety Limited | Respirators |
| DE3204060A1 (de) * | 1982-02-06 | 1983-08-25 | Drägerwerk AG, 2400 Lübeck | Atemhalbmaske fuer den einmalgebrauch |
| WO1996028216A1 (en) | 1995-03-09 | 1996-09-19 | Minnesota Mining And Manufacturing Company | Fold flat respirators and processes for preparing same |
| DE10004682B4 (de) * | 2000-02-03 | 2005-12-15 | Dieter Riemer | Atemheilmaske |
| RU2284840C1 (ru) * | 2005-02-15 | 2006-10-10 | Открытое акционерное общество "Электростальский химико-механический завод" (ОАО "ЭХМЗ") | Респиратор |
| EP1795079A1 (en) * | 2005-12-07 | 2007-06-13 | Taiwan Textile Research Institute | Face mask structure |
| JP2007229222A (ja) * | 2006-03-01 | 2007-09-13 | Makino Osao | 多層式マスク |
| US8056560B2 (en) * | 2007-05-14 | 2011-11-15 | Timothy Andrew Wilcox | Universal dust mask/filter for ATV and dirt bike riders, method of making and method of using |
| KR100891701B1 (ko) * | 2008-09-01 | 2009-04-03 | 장정산업 주식회사 | 4면 방진마스크 |
| CO6340173A1 (es) * | 2011-03-18 | 2011-11-21 | Talero John Alejandro Sanchez | Protector mascarilla retractil respiratorio |
| US9615612B2 (en) | 2013-08-29 | 2017-04-11 | 3M Innovative Properties Company | Filtering face-piece respirator with stiffening member integral with filtering structure |
| US9868002B2 (en) | 2014-07-17 | 2018-01-16 | 3M Innovative Properties Company | Respirator including contrast layer |
| CN106418802B (zh) * | 2016-10-24 | 2018-03-27 | 北京爱莫生健康科技有限公司 | 一种可折叠的舒适口罩 |
| US20200268071A1 (en) * | 2019-02-25 | 2020-08-27 | Jenna L. Newcomb | Rapidly Deployable Face Mask |
| TWI774296B (zh) * | 2020-05-29 | 2022-08-11 | 鴻林堂生物科技股份有限公司 | 一種口罩本體結構 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE24549E (en) * | 1958-10-14 | Haliczer | ||
| US24549A (en) * | 1859-06-28 | Improvement in harvesting-machines | ||
| FR1208019A (fr) * | 1958-01-02 | 1960-02-19 | Filtre à poussières destiné à être porté sur le visage | |
| FR1220851A (fr) * | 1958-12-12 | 1960-05-30 | Plastiques Soc D Expl Des | Masque de protection contre les poussières |
| FR1592290A (enrdf_load_stackoverflow) * | 1968-07-06 | 1970-05-11 | ||
| FR2206674A1 (enrdf_load_stackoverflow) * | 1972-11-10 | 1974-06-07 | Jaz Sa | |
| DE7631132U1 (de) * | 1976-10-01 | 1977-03-31 | Delbag-Luftfilter Gmbh, 1000 Berlin | Atemschutzmaske fuer die human- und tieraerztliche praxis und fuer staubgefaehrdete arbeitsbereiche |
| GB1588442A (en) * | 1978-04-18 | 1981-04-23 | Secr Defence | Face masks |
-
1979
- 1979-04-30 AU AU46506/79A patent/AU526437B2/en not_active Ceased
- 1979-05-02 GB GB7915334A patent/GB2025773B/en not_active Expired
- 1979-05-08 CA CA000327161A patent/CA1116351A/en not_active Expired
- 1979-06-07 NL NL7904491A patent/NL188682C/xx not_active IP Right Cessation
- 1979-07-11 FR FR7917983A patent/FR2431298A1/fr active Granted
- 1979-07-16 BE BE0/196321A patent/BE877727A/fr not_active IP Right Cessation
- 1979-07-17 JP JP8995879A patent/JPS5521988A/ja active Granted
- 1979-07-18 DE DE19792929104 patent/DE2929104A1/de active Granted
- 1979-07-18 SE SE7906197A patent/SE438414B/sv not_active IP Right Cessation
- 1979-07-19 DK DK304679A patent/DK147672C/da not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DK304679A (da) | 1980-01-21 |
| NL188682C (nl) | 1992-09-01 |
| AU4650679A (en) | 1980-01-24 |
| DE2929104C2 (enrdf_load_stackoverflow) | 1989-09-14 |
| SE7906197L (sv) | 1980-01-21 |
| JPS5521988A (en) | 1980-02-16 |
| NL188682B (nl) | 1992-04-01 |
| BE877727A (fr) | 1980-01-16 |
| JPH028748B2 (enrdf_load_stackoverflow) | 1990-02-27 |
| GB2025773A (en) | 1980-01-30 |
| FR2431298A1 (fr) | 1980-02-15 |
| AU526437B2 (en) | 1983-01-13 |
| FR2431298B1 (enrdf_load_stackoverflow) | 1984-04-27 |
| DK147672C (da) | 1985-05-20 |
| GB2025773B (en) | 1982-12-01 |
| SE438414B (sv) | 1985-04-22 |
| DK147672B (da) | 1984-11-12 |
| NL7904491A (nl) | 1980-01-22 |
| DE2929104A1 (de) | 1980-01-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |