ZA200006414B - Hearing protective device. - Google Patents
Hearing protective device.Info
- Publication number
- ZA200006414B ZA200006414B ZA200006414A ZA200006414A ZA200006414B ZA 200006414 B ZA200006414 B ZA 200006414B ZA 200006414 A ZA200006414 A ZA 200006414A ZA 200006414 A ZA200006414 A ZA 200006414A ZA 200006414 B ZA200006414 B ZA 200006414B
- Authority
- ZA
- South Africa
- Prior art keywords
- component
- foam
- opening
- protective device
- tip
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
- A61F11/06—Protective devices for the ears
- A61F11/08—Protective devices for the ears internal, e.g. earplugs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
- B29C44/1214—Anchoring by foaming into a preformed part, e.g. by penetrating through holes
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Veterinary Medicine (AREA)
- Otolaryngology (AREA)
- Psychology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Acoustics & Sound (AREA)
- Vascular Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Biophysics (AREA)
- Helmets And Other Head Coverings (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
- Electrophonic Musical Instruments (AREA)
- Transmitters (AREA)
- Headphones And Earphones (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12459399P | 1999-03-16 | 1999-03-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA200006414B true ZA200006414B (en) | 2001-08-29 |
Family
ID=22415769
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA200006414A ZA200006414B (en) | 1999-03-16 | 2000-11-08 | Hearing protective device. |
Country Status (14)
Country | Link |
---|---|
US (1) | US6241042B1 (es) |
EP (1) | EP1079777B1 (es) |
JP (1) | JP2002538890A (es) |
AT (1) | ATE314833T1 (es) |
AU (1) | AU771832B2 (es) |
BR (1) | BR0006003A (es) |
CA (1) | CA2332236A1 (es) |
DE (1) | DE60025340T2 (es) |
ES (1) | ES2255997T3 (es) |
MX (1) | MXPA00011243A (es) |
NO (1) | NO20005779L (es) |
NZ (1) | NZ508104A (es) |
WO (1) | WO2000054712A1 (es) |
ZA (1) | ZA200006414B (es) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020124851A1 (en) * | 2000-11-28 | 2002-09-12 | Richard Knauer | Hearing protective device and method of making same |
US20040045558A1 (en) * | 2002-09-06 | 2004-03-11 | Duncan Taylor | Earplug and method of manufacturing an earplug |
US7464786B2 (en) * | 2004-06-11 | 2008-12-16 | Cabot Safety Intermediate Corporation | High sound attenuating hearing protection device |
US7268669B2 (en) * | 2004-11-05 | 2007-09-11 | Mcevoy Michael | Personal sensory reduction system, and method |
KR20090026244A (ko) | 2006-01-10 | 2009-03-12 | 프레지던트 앤드 펠로우즈 오브 하바드 칼리지 | 임팩트 소음 독성 및/또는 폭발 과압 노출에 대한 나노-이과적 보호 장치 |
US20080011308A1 (en) * | 2006-07-12 | 2008-01-17 | Thomas Walter Fleming | Reverse fitting earplug |
US7506720B1 (en) * | 2006-07-21 | 2009-03-24 | Hicks Tammera D | Animal ear protection apparatus |
US8281514B2 (en) * | 2006-09-18 | 2012-10-09 | Tom Fleming | Organic insect extermination lamp |
US7984716B2 (en) * | 2007-06-22 | 2011-07-26 | Kimberly-Clark Worldwide Inc. | Self-conforming sound attenuation earplug |
DE102007042740A1 (de) * | 2007-09-07 | 2009-03-12 | Uvex Arbeitsschutz Gmbh | Gehörschutzstöpsel |
US20090277462A1 (en) * | 2008-05-09 | 2009-11-12 | 3M Innovative Properties Company | Foam earplug in deformable sheath |
US8113207B2 (en) * | 2008-08-22 | 2012-02-14 | Kimberly-Clark Worldwide, Inc. | Self-conforming sound attenuation earplug |
CA2709768C (en) * | 2009-06-03 | 2015-11-24 | Sperian Hearing Protection, Llc | Non-roll foam eartip |
US9737439B2 (en) | 2012-07-12 | 2017-08-22 | 3M Innovative Properties Company | Push-in earplug |
US8968613B2 (en) | 2012-07-12 | 2015-03-03 | 3M Innovative Properties Company | Method of making an earplug |
US8679607B2 (en) | 2012-07-12 | 2014-03-25 | 3M Innovative Properties Company | Foamable article |
CN104473719A (zh) * | 2014-12-08 | 2015-04-01 | 上海斐讯数据通信技术有限公司 | 一种耳塞 |
US11173069B2 (en) | 2016-12-21 | 2021-11-16 | 3M Innovative Properties Company | Earplug with stem comprising a sleeve |
USD895901S1 (en) * | 2017-09-01 | 2020-09-08 | 3M Innovative Properties Company | Hearing protector |
US20200276054A1 (en) | 2018-08-21 | 2020-09-03 | Howard S. Leight | Compressible Fit Earplug With Planar Insert |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3811437A (en) | 1971-10-26 | 1974-05-21 | Cabot Corp | Earplugs |
DE3536793A1 (de) * | 1985-10-16 | 1987-04-23 | Hartig Guenter | Gehoerschutzstoepsel |
US5002151A (en) * | 1986-12-05 | 1991-03-26 | Minnesota Mining And Manufacturing Company | Ear piece having disposable, compressible polymeric foam sleeve |
US5188123A (en) * | 1990-08-20 | 1993-02-23 | Cabot Safety Corporation | Hearing protective earplug having alternative modes of insertion |
US5071331A (en) | 1990-08-27 | 1991-12-10 | Cabot Safety Corporation | Mold for foam products |
US5203352A (en) | 1990-10-16 | 1993-04-20 | Cabot Safety Corporation | Polymeric foam earplug |
US5420381A (en) | 1993-04-19 | 1995-05-30 | Cabot Safety Corporation | Acoustical earmuff |
US5792998A (en) * | 1993-04-19 | 1998-08-11 | Cabot Safety Intermediate Corporation | Acoustical hearing protective devices utilizing dynamically stiff foam and methods of producing same |
US5449865A (en) * | 1994-01-28 | 1995-09-12 | Minnesota Mining And Manufacturing Company | Ear tips having molded-in recesses for attachment to a stethoscope |
USD375551S (en) * | 1994-04-15 | 1996-11-12 | Cabot Safety Intermediate Corporation | Hearing protective earplug |
US5799658A (en) | 1996-08-15 | 1998-09-01 | Cabot Safety Intermediate Corporation | Hearing protective device comprising a foam and a porous component and method of manufacture thereof |
EP0862399B1 (en) * | 1996-08-15 | 2006-02-22 | Cabot Safety Intermediate Corporation | A device having rotatable legs |
SE513688C2 (sv) | 1996-12-12 | 2000-10-23 | Dalloz Safety Ab | Öronpropp, förfarande för framställning av en integrerad öronpropp samt användning av flermaterial-formsprutning för åstadkommande av en dylik öronpropp |
USD413379S (en) * | 1998-05-08 | 1999-08-31 | Howard Leight Industries | Combined earplug and insertion stem |
-
2000
- 2000-03-14 AU AU38831/00A patent/AU771832B2/en not_active Ceased
- 2000-03-14 ES ES00917934T patent/ES2255997T3/es not_active Expired - Lifetime
- 2000-03-14 AT AT00917934T patent/ATE314833T1/de not_active IP Right Cessation
- 2000-03-14 US US09/524,825 patent/US6241042B1/en not_active Expired - Lifetime
- 2000-03-14 WO PCT/US2000/006672 patent/WO2000054712A1/en active IP Right Grant
- 2000-03-14 MX MXPA00011243A patent/MXPA00011243A/es active IP Right Grant
- 2000-03-14 CA CA002332236A patent/CA2332236A1/en not_active Abandoned
- 2000-03-14 NZ NZ508104A patent/NZ508104A/xx unknown
- 2000-03-14 BR BR0006003-8A patent/BR0006003A/pt not_active IP Right Cessation
- 2000-03-14 EP EP00917934A patent/EP1079777B1/en not_active Expired - Lifetime
- 2000-03-14 DE DE60025340T patent/DE60025340T2/de not_active Expired - Lifetime
- 2000-03-14 JP JP2000604792A patent/JP2002538890A/ja active Pending
- 2000-11-08 ZA ZA200006414A patent/ZA200006414B/xx unknown
- 2000-11-15 NO NO20005779A patent/NO20005779L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
AU771832B2 (en) | 2004-04-01 |
DE60025340D1 (de) | 2006-03-30 |
WO2000054712A9 (en) | 2002-01-31 |
MXPA00011243A (es) | 2003-04-22 |
ES2255997T3 (es) | 2006-07-16 |
NO20005779D0 (no) | 2000-11-15 |
EP1079777B1 (en) | 2006-01-04 |
AU3883100A (en) | 2000-10-04 |
WO2000054712A1 (en) | 2000-09-21 |
US6241042B1 (en) | 2001-06-05 |
CA2332236A1 (en) | 2000-09-21 |
EP1079777A1 (en) | 2001-03-07 |
JP2002538890A (ja) | 2002-11-19 |
BR0006003A (pt) | 2001-03-06 |
NO20005779L (no) | 2001-01-16 |
ATE314833T1 (de) | 2006-02-15 |
NZ508104A (en) | 2002-09-27 |
DE60025340T2 (de) | 2006-08-03 |
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