AU6731490A - A hearing protector set - Google Patents

A hearing protector set

Info

Publication number
AU6731490A
AU6731490A AU67314/90A AU6731490A AU6731490A AU 6731490 A AU6731490 A AU 6731490A AU 67314/90 A AU67314/90 A AU 67314/90A AU 6731490 A AU6731490 A AU 6731490A AU 6731490 A AU6731490 A AU 6731490A
Authority
AU
Australia
Prior art keywords
hearing protector
protector set
hearing
protector
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
AU67314/90A
Inventor
Per Rubak
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.)
Individual
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
Application filed by Individual filed Critical Individual
Publication of AU6731490A publication Critical patent/AU6731490A/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
    • A61F11/14—Protective devices for the ears external, e.g. earcaps or earmuffs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1008—Earpieces of the supra-aural or circum-aural type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1058—Manufacture or assembly
    • H04R1/1075—Mountings of transducers in earphones or headphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/342—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for microphones

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Acoustics & Sound (AREA)
  • Biophysics (AREA)
  • Otolaryngology (AREA)
  • Psychology (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
AU67314/90A 1989-11-17 1990-11-16 A hearing protector set Abandoned AU6731490A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK576889A DK576889D0 (en) 1989-11-17 1989-11-17 Earmuffs
DK5768/89 1989-11-17

Publications (1)

Publication Number Publication Date
AU6731490A true AU6731490A (en) 1991-06-13

Family

ID=8145090

Family Applications (1)

Application Number Title Priority Date Filing Date
AU67314/90A Abandoned AU6731490A (en) 1989-11-17 1990-11-16 A hearing protector set

Country Status (4)

Country Link
EP (1) EP0502017A1 (en)
AU (1) AU6731490A (en)
DK (1) DK576889D0 (en)
WO (1) WO1991007153A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE526944C2 (en) 2003-11-27 2005-11-22 Peltor Ab Ear protection
SE528514C2 (en) 2005-04-29 2006-12-05 Peltor Ab The ear cup
SE528515C2 (en) 2005-04-29 2006-12-05 Peltor Ab Earphone with microphone device
SE528519C2 (en) 2005-04-29 2006-12-05 Peltor Ab The ear cup
SE530023C2 (en) 2006-06-20 2008-02-12 Peltor Ab The ear cup
SE532379C2 (en) 2008-03-26 2009-12-29 3M Svenska Ab Hearing protection including processing devices for treating repeatable and non-repeatable noise
SE531656E5 (en) 2008-05-12 2011-04-26 3M Svenska Ab Ear protection
US10212503B1 (en) 2017-08-09 2019-02-19 Gn Hearing A/S Acoustic device
EP3494940A1 (en) 2017-12-08 2019-06-12 3M Innovative Properties Company A hearing protector having a unidirectional sound inlet
EP3628284A1 (en) * 2018-09-25 2020-04-01 GN Hearing A/S Hearing protection device with sound reflectors

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE372418B (en) * 1973-06-18 1974-12-23 Lennartsfors Mekaniska Verksta
US4441576A (en) * 1982-04-19 1984-04-10 Allen Clayton H Nonlinear passive acoustic filtering

Also Published As

Publication number Publication date
DK576889D0 (en) 1989-11-17
EP0502017A1 (en) 1992-09-09
WO1991007153A1 (en) 1991-05-30

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