AU6405890A - Earplugs - Google Patents

Earplugs

Info

Publication number
AU6405890A
AU6405890A AU64058/90A AU6405890A AU6405890A AU 6405890 A AU6405890 A AU 6405890A AU 64058/90 A AU64058/90 A AU 64058/90A AU 6405890 A AU6405890 A AU 6405890A AU 6405890 A AU6405890 A AU 6405890A
Authority
AU
Australia
Prior art keywords
earplugs
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.)
Abandoned
Application number
AU64058/90A
Inventor
Frank Bobertag
Gerhard Bobertag
Friedrich Muller
Norbert Pinnow
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.)
SAFETY PATENTVERWERTUNGSGESELLSCHAFT MBH
Original Assignee
SAFETY PATENTVERWERTUNG
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 SAFETY PATENTVERWERTUNG filed Critical SAFETY PATENTVERWERTUNG
Publication of AU6405890A publication Critical patent/AU6405890A/en
Abandoned legal-status Critical Current

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
AU64058/90A 1989-09-01 1990-08-31 Earplugs Abandoned AU6405890A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3929060 1989-09-01
DE3929060A DE3929060A1 (en) 1989-09-01 1989-09-01 HEALTH PROTECTION PLUG

Publications (1)

Publication Number Publication Date
AU6405890A true AU6405890A (en) 1991-04-08

Family

ID=6388429

Family Applications (1)

Application Number Title Priority Date Filing Date
AU64058/90A Abandoned AU6405890A (en) 1989-09-01 1990-08-31 Earplugs

Country Status (6)

Country Link
EP (1) EP0441946A1 (en)
AU (1) AU6405890A (en)
DD (1) DD297553A5 (en)
DE (1) DE3929060A1 (en)
WO (1) WO1991003218A1 (en)
ZA (1) ZA906965B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU644323B2 (en) * 1990-10-16 1993-12-02 Cabot Safety Intermediate Corporation Polymeric foam earplug

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5811742A (en) * 1997-04-21 1998-09-22 Howard S. Leight And Associates, Inc. Dual earplug
EP1850817B1 (en) * 2005-02-04 2012-10-24 Hearing Components, Inc. User disposable member for use within the ear canal and methods for manufacturing the same
US7984716B2 (en) 2007-06-22 2011-07-26 Kimberly-Clark Worldwide Inc. Self-conforming sound attenuation earplug
US8113207B2 (en) 2008-08-22 2012-02-14 Kimberly-Clark Worldwide, Inc. Self-conforming sound attenuation earplug

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2538339A (en) * 1949-09-15 1951-01-16 Mary J Thomas Earplug
GB733542A (en) * 1953-10-16 1955-07-13 Gustav Vilhelm Israel Hultgren Improvements relating to ear protectors
DE1697139U (en) * 1954-10-11 1955-04-21 Lothar Adler SOUND ATTENUATION DEVICE FOR EARS.
US3811437A (en) * 1971-10-26 1974-05-21 Cabot Corp Earplugs
SE410785B (en) * 1978-05-29 1979-11-05 Gehorschutzcenter Wilhelm Und PROCEDURES AND DEVICES FOR THE MANUFACTURE, WITHOUT TEAM, OF ROTARY SYMMETRIC MASSIVE BODIES OF SOFT ELASTIC CELL PLASTIC, FOR EXCEPT HEARING PLUGS AND THE LIKE
DE3441125A1 (en) * 1984-11-10 1986-05-15 geb. Lieschka Ursula 6054 Rodgau Wascher Ear plug
US4774938A (en) * 1987-04-09 1988-10-04 Howard S. Leight & Associates, Inc. Slow recovery earplug with largely impenetrable surface
DE8813002U1 (en) * 1988-10-15 1989-01-19 Bialas, Rudolf, 4300 Essen, De

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU644323B2 (en) * 1990-10-16 1993-12-02 Cabot Safety Intermediate Corporation Polymeric foam earplug

Also Published As

Publication number Publication date
DD297553A5 (en) 1992-01-16
DE3929060A1 (en) 1991-03-07
WO1991003218A1 (en) 1991-03-21
EP0441946A1 (en) 1991-08-21
ZA906965B (en) 1991-07-31

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