SE9002170A - - Google Patents

Info

Publication number
SE9002170A
SE9002170A SE9002170A SE9002170A SE9002170A SE 9002170 A SE9002170 A SE 9002170A SE 9002170 A SE9002170 A SE 9002170A SE 9002170 A SE9002170 A SE 9002170A SE 9002170 A SE9002170 A SE 9002170A
Authority
SE
Sweden
Prior art keywords
earmuff
radiation
earmuffs
frames
ear
Prior art date
Application number
SE9002170A
Other languages
English (en)
Other versions
SE466280B (sv
SE9002170D0 (sv
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 filed Critical
Priority to SE9002170A priority Critical patent/SE466280B/sv
Publication of SE9002170D0 publication Critical patent/SE9002170D0/xx
Priority to EP91912023A priority patent/EP0545941B1/en
Priority to PCT/SE1991/000399 priority patent/WO1991020161A1/en
Priority to DE69114711T priority patent/DE69114711T2/de
Priority to AU80738/91A priority patent/AU8073891A/en
Publication of SE9002170A publication Critical patent/SE9002170A/xx
Publication of SE466280B publication Critical patent/SE466280B/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/04—Supports for telephone transmitters or receivers
    • H04M1/05—Supports for telephone transmitters or receivers specially adapted for use on head, throat or breast
    • 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
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114—Indoor or close-range type systems
    • H04B10/1143—Bidirectional transmission
    • 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
    • H04R1/1083—Reduction of ambient noise
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
    • H04R2201/107—Monophonic and stereophonic headphones with microphone for two-way hands free communication

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Psychology (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephone Set Structure (AREA)
  • Optical Communication System (AREA)
  • Headphones And Earphones (AREA)
SE9002170A 1990-06-18 1990-06-18 Hoerselskydd med en hoertelefon foer aatergivande av via ir-straalar emottagen information SE466280B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE9002170A SE466280B (sv) 1990-06-18 1990-06-18 Hoerselskydd med en hoertelefon foer aatergivande av via ir-straalar emottagen information
EP91912023A EP0545941B1 (en) 1990-06-18 1991-06-05 An ear protector
PCT/SE1991/000399 WO1991020161A1 (en) 1990-06-18 1991-06-05 An ear protector
DE69114711T DE69114711T2 (de) 1990-06-18 1991-06-05 Ohrschutzvorrichtung.
AU80738/91A AU8073891A (en) 1990-06-18 1991-06-05 An ear protector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9002170A SE466280B (sv) 1990-06-18 1990-06-18 Hoerselskydd med en hoertelefon foer aatergivande av via ir-straalar emottagen information

Publications (3)

Publication Number Publication Date
SE9002170D0 SE9002170D0 (sv) 1990-06-18
SE9002170A true SE9002170A (es) 1991-12-19
SE466280B SE466280B (sv) 1992-01-20

Family

ID=20379806

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9002170A SE466280B (sv) 1990-06-18 1990-06-18 Hoerselskydd med en hoertelefon foer aatergivande av via ir-straalar emottagen information

Country Status (5)

Country Link
EP (1) EP0545941B1 (es)
AU (1) AU8073891A (es)
DE (1) DE69114711T2 (es)
SE (1) SE466280B (es)
WO (1) WO1991020161A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29905370U1 (de) * 1999-03-24 2000-07-27 ENHA Kunststoffverarbeitungs GmbH, 66620 Nonnweiler Kopfbügel für einen Kopfhörer oder Gehörschützer
US6950516B2 (en) * 2001-10-05 2005-09-27 Nokia Corporation User changeable electronic device/mobile phone covers and method
CN103416075B (zh) 2011-03-07 2017-07-04 声奇股份公司 音频设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3952158A (en) * 1974-08-26 1976-04-20 Kyle Gordon L Ear protection and hearing device
DE3607885A1 (de) * 1986-03-10 1987-09-17 Precitronic Gegensprechvorrichtung
JP2870791B2 (ja) * 1989-03-20 1999-03-17 ソニー株式会社 ワイヤレスヘッドホン

Also Published As

Publication number Publication date
EP0545941B1 (en) 1995-11-15
SE466280B (sv) 1992-01-20
AU8073891A (en) 1992-01-07
DE69114711D1 (de) 1995-12-21
WO1991020161A1 (en) 1991-12-26
EP0545941A1 (en) 1993-06-16
DE69114711T2 (de) 1996-05-23
SE9002170D0 (sv) 1990-06-18

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