CA2248176A1 - Ensemble serre-tete a parties multiples et masque respirateur, et procede de fabrication - Google Patents

Ensemble serre-tete a parties multiples et masque respirateur, et procede de fabrication

Info

Publication number
CA2248176A1
CA2248176A1 CA002248176A CA2248176A CA2248176A1 CA 2248176 A1 CA2248176 A1 CA 2248176A1 CA 002248176 A CA002248176 A CA 002248176A CA 2248176 A CA2248176 A CA 2248176A CA 2248176 A1 CA2248176 A1 CA 2248176A1
Authority
CA
Canada
Prior art keywords
headband
face mask
along
attachment locations
mask blank
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.)
Granted
Application number
CA002248176A
Other languages
English (en)
Other versions
CA2248176C (fr
Inventor
John W. Bryant
Desmond T. Curran
James F. Dyrud
Christopher P. Henderson
Harold J. Seppala
Elfed I. Williams
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.)
3M Co
Original Assignee
Individual
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
Priority claimed from US08/614,785 external-priority patent/US5724677A/en
Application filed by Individual filed Critical Individual
Publication of CA2248176A1 publication Critical patent/CA2248176A1/fr
Application granted granted Critical
Publication of CA2248176C publication Critical patent/CA2248176C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Respiratory Apparatuses And Protective Means (AREA)
CA002248176A 1996-03-08 1997-02-03 Ensemble serre-tete a parties multiples et masque respirateur, et procede de fabrication Expired - Fee Related CA2248176C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/614,785 US5724677A (en) 1996-03-08 1996-03-08 Multi-part headband and respirator mask assembly and process for making same
US08/614785 1996-03-08
PCT/US1997/001640 WO1997032494A1 (fr) 1996-03-08 1997-02-03 Ensemble serre-tete a parties multiples et masque respirateur, et procede de fabrication

Publications (2)

Publication Number Publication Date
CA2248176A1 true CA2248176A1 (fr) 1997-09-12
CA2248176C CA2248176C (fr) 2006-04-11

Family

ID=36178193

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002248176A Expired - Fee Related CA2248176C (fr) 1996-03-08 1997-02-03 Ensemble serre-tete a parties multiples et masque respirateur, et procede de fabrication

Country Status (1)

Country Link
CA (1) CA2248176C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115606888A (zh) * 2022-09-02 2023-01-17 珠海市人民医院 口罩

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9642403B2 (en) 2007-08-16 2017-05-09 Kimberly-Clark Worldwide, Inc. Strap fastening system for a disposable respirator providing improved donning

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115606888A (zh) * 2022-09-02 2023-01-17 珠海市人民医院 口罩

Also Published As

Publication number Publication date
CA2248176C (fr) 2006-04-11

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed