CA1261278A - Earplugs - Google Patents

Earplugs

Info

Publication number
CA1261278A
CA1261278A CA000502486A CA502486A CA1261278A CA 1261278 A CA1261278 A CA 1261278A CA 000502486 A CA000502486 A CA 000502486A CA 502486 A CA502486 A CA 502486A CA 1261278 A CA1261278 A CA 1261278A
Authority
CA
Canada
Prior art keywords
earplug
skirt
stalk member
flange
construction
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
CA000502486A
Other languages
English (en)
French (fr)
Inventor
Robert N. Falco
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.)
Cabot Corp
Original Assignee
Cabot Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24881761&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA1261278(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cabot Corp filed Critical Cabot Corp
Application granted granted Critical
Publication of CA1261278A publication Critical patent/CA1261278A/en
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F11/00Methods 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
    • A61F11/06Protective devices for the ears
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F11/00Methods 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
    • A61F11/06Protective devices for the ears
    • A61F11/08Protective devices for the ears internal, e.g. earplugs

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Vascular Medicine (AREA)
  • Acoustics & Sound (AREA)
  • Biophysics (AREA)
  • Otolaryngology (AREA)
  • Psychology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Headphones And Earphones (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Taps Or Cocks (AREA)
  • Laminated Bodies (AREA)
CA000502486A 1985-03-29 1986-02-21 Earplugs Expired CA1261278A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US71737185A 1985-03-29 1985-03-29
US717,371 1985-03-29

Publications (1)

Publication Number Publication Date
CA1261278A true CA1261278A (en) 1989-09-26

Family

ID=24881761

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000502486A Expired CA1261278A (en) 1985-03-29 1986-02-21 Earplugs

Country Status (21)

Country Link
JP (1) JPH0759240B2 (da)
KR (1) KR930006756B1 (da)
AT (1) AT389636B (da)
AU (1) AU590540B2 (da)
BE (1) BE904296A (da)
BR (1) BR8600740A (da)
CA (1) CA1261278A (da)
CH (1) CH668904A5 (da)
DD (1) DD246479A5 (da)
DE (1) DE3605597C2 (da)
DK (1) DK165899C (da)
FI (1) FI87729C (da)
FR (1) FR2579456B1 (da)
GB (1) GB2173110B (da)
IL (1) IL77939A (da)
IN (1) IN166693B (da)
IT (1) IT1212122B (da)
NL (1) NL8600446A (da)
NO (1) NO860426L (da)
SE (1) SE463847B (da)
ZA (1) ZA86897B (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU600865B2 (en) * 1987-12-16 1990-08-23 Minnesota Mining And Manufacturing Company Collapsible ear tip
US4852684A (en) * 1987-12-16 1989-08-01 Minnesota Mining And Manufacturing Company Compressible ear tip
US4913259A (en) * 1987-12-16 1990-04-03 Minnesota Mining And Manufacturing Company Compressible ear tip
US5203352A (en) * 1990-10-16 1993-04-20 Cabot Safety Corporation Polymeric foam earplug
JP2690458B2 (ja) * 1994-05-13 1997-12-10 本多プラス株式会社 耳栓の製造方法
US5727566A (en) * 1996-01-23 1998-03-17 Howard S. Leight And Associates, Inc. Trackable earplug
DE69723593T2 (de) * 1996-01-23 2004-06-03 Howard S. Leight and Associates, Inc., San Diego Wahrnehmbarer Gehörschutzstöpsel
GB9701188D0 (en) * 1997-01-21 1997-03-12 Ck Europ Safety Equipment Ltd Earplug
NL1008066C2 (nl) * 1998-01-19 1999-07-20 Rudi Peter Tiemann Oordop voor gehoorbescherming.
WO1999036016A1 (en) 1998-01-19 1999-07-22 Simply Silence Simsin B.V. Hearing protector
DE202013011011U1 (de) 2013-12-16 2014-04-08 Stefan Herzler Gehörschutzvorrichtung
US9232304B2 (en) 2013-12-20 2016-01-05 3M Innovative Properties Company Ear canal sealing stethoscope ear tips

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2487038A (en) * 1944-03-25 1949-11-08 Sonotone Corp Ear insert for earphones
US2427664A (en) * 1945-09-17 1947-09-23 James Y Dunbar Hearing guard and ear protector
US2717596A (en) * 1954-04-26 1955-09-13 John S Knight Cushion mounting for mass impedance resonance filter
FR1160357A (fr) * 1955-08-03 1958-07-15 Perfectionnements à un bouchon pour le conduit auditif
GB833506A (en) * 1955-08-03 1960-04-27 John Daniel Henderson Improvements in an auditory canal plug
CH346320A (de) * 1956-07-31 1960-05-15 Daniel Henderson John Zur Einführung in den Gehörgang eines Ohres bestimmtes Organ
FR1215869A (fr) * 1958-11-20 1960-04-21 Alsetex Protecteur d'oreille
FR1266283A (fr) * 1960-08-26 1961-07-07 Jeu d'obturateurs auriculaires pour obtenir avec ou sans enveloppe auxiliaire des bouchons d'oreille formant un ensemble complet de protection contre le bruit ou la pénétration de l'eau
US3097643A (en) * 1960-08-26 1963-07-16 Santi Louis Ear-plugs
US3415246A (en) * 1967-09-25 1968-12-10 Sigma Sales Corp Ear fittings
GB1355052A (en) * 1970-09-01 1974-06-05 Metal Box Co Ltd Earplugs
DE2236112C3 (de) * 1972-07-20 1982-04-01 Sigma Sales Corporation of California, North Hollywood, Calif. Membranventil zum Schutz des Trommelfelles eines Ohres
JPS4995794U (da) * 1972-12-06 1974-08-19
US3800791A (en) * 1973-05-15 1974-04-02 Flents Prod Co Inc Adjustable ear plug
JPS52392U (da) * 1975-06-20 1977-01-05
DE2808525C2 (de) * 1978-02-28 1983-09-01 Kaco Gmbh + Co, 7100 Heilbronn Geräuschdämpfungsschutzvorrichtung zum Einsetzen in den Gehörgang des menschlichen Ohres
US4219018A (en) * 1979-03-29 1980-08-26 Norton Company Earplug unit with inserter and tie
JPS5948611U (ja) * 1982-09-24 1984-03-31 住友金属工業株式会社 可塑性柔軟耳栓
GB8610455D0 (en) * 1986-04-29 1986-06-04 Safer Safety Ltd Ear plugs

Also Published As

Publication number Publication date
GB2173110B (en) 1989-04-12
GB2173110A (en) 1986-10-08
BR8600740A (pt) 1986-11-04
IN166693B (da) 1990-06-30
DK81086D0 (da) 1986-02-21
IT1212122B (it) 1989-11-08
FR2579456A1 (fr) 1986-10-03
FI87729C (fi) 1993-02-25
DE3605597C2 (de) 1997-11-20
AU590540B2 (en) 1989-11-09
JPH0759240B2 (ja) 1995-06-28
FI860748A0 (fi) 1986-02-20
JPS61226041A (ja) 1986-10-07
NO860426L (no) 1986-09-30
IT8619498A0 (it) 1986-02-21
FI87729B (fi) 1992-11-13
ATA44386A (de) 1989-06-15
ZA86897B (en) 1986-09-24
AT389636B (de) 1990-01-10
FI860748A (fi) 1986-09-30
FR2579456B1 (fr) 1990-04-20
SE8600689D0 (sv) 1986-02-17
KR930006756B1 (ko) 1993-07-23
SE8600689L (sv) 1986-09-30
DK165899C (da) 1993-06-28
KR860006977A (ko) 1986-10-06
SE463847B (sv) 1991-02-04
CH668904A5 (fr) 1989-02-15
NL8600446A (nl) 1986-10-16
IL77939A (en) 1990-02-09
DK165899B (da) 1993-02-08
DE3605597A1 (de) 1986-10-02
AU5387686A (en) 1986-10-02
DD246479A5 (de) 1987-06-10
DK81086A (da) 1986-09-30
GB8603713D0 (en) 1986-03-19
BE904296A (fr) 1986-06-16

Similar Documents

Publication Publication Date Title
US4867149A (en) Earplugs
CA1261278A (en) Earplugs
EP1294331B1 (en) Earplug
EP2263623B1 (en) Hearing protection device with damped material
US7537011B2 (en) Hearing protection device
US6568394B2 (en) Flanged earplug
CA1113017A (en) Earplug unit with inserter and tie
US5957136A (en) Earplug
US6148821A (en) Selective nonlinear attenuating earplug
US5668354A (en) Earplug assembly and eyewear assembly
AU2003239883A1 (en) Hearing protection device
US4587965A (en) Ear protector for keeping down sound and associated filter
US8297287B2 (en) Flanged earplug
US20040237171A1 (en) Disposable protective device
CA1221917A (en) Ear protector for keeping down sound and associated filter

Legal Events

Date Code Title Description
MKEX Expiry