GB1229086A - - Google Patents

Info

Publication number
GB1229086A
GB1229086A GB1229086DA GB1229086A GB 1229086 A GB1229086 A GB 1229086A GB 1229086D A GB1229086D A GB 1229086DA GB 1229086 A GB1229086 A GB 1229086A
Authority
GB
United Kingdom
Prior art keywords
strap
helical spring
receiver
innermost
nov
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
Other languages
English (en)
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
Publication of GB1229086A publication Critical patent/GB1229086A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04R1/1066—Constructional aspects of the interconnection between earpiece and earpiece support
    • 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
    • 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
    • H04R5/00—Stereophonic arrangements
    • H04R5/033—Headphones for stereophonic communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)
GB1229086D 1968-11-21 1969-11-19 Expired GB1229086A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE6807970U DE6807970U (de) 1968-11-21 1968-11-21 Kopfhoerer mit buegel aus elastischem material

Publications (1)

Publication Number Publication Date
GB1229086A true GB1229086A (fr) 1971-04-21

Family

ID=6595942

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1229086D Expired GB1229086A (fr) 1968-11-21 1969-11-19

Country Status (4)

Country Link
DE (1) DE6807970U (fr)
FR (1) FR2023797A1 (fr)
GB (1) GB1229086A (fr)
NL (1) NL6917616A (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2209449A (en) * 1987-09-02 1989-05-10 Kompositprodukter Sk Fm Ab An acoustic ear muff
GB2309351A (en) * 1996-01-19 1997-07-23 Chik Sum Chan Audio headphones with detachable speakers
WO2006043045A2 (fr) 2004-10-19 2006-04-27 Racal Acoustics Limited Appareil de fixation
WO2007027391A1 (fr) * 2005-08-29 2007-03-08 3M Innovative Properties Company Dispositif de protection de l’ouïe comportant des coquilles protégeant les oreilles à contact par frottement
EP1777985A1 (fr) * 2005-10-21 2007-04-25 AKG Acoustics GmbH Casque d'écoute avec suspension améliorée pour l'embout auriculaire
EP1811806A2 (fr) * 2006-01-18 2007-07-25 Kabushiki Kaisha Audio- Technica Casque d'écoute
US7444687B2 (en) 2005-08-29 2008-11-04 3M Innovative Properties Company Hearing protective device that includes cellular earmuffs

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2209449A (en) * 1987-09-02 1989-05-10 Kompositprodukter Sk Fm Ab An acoustic ear muff
GB2209449B (en) * 1987-09-02 1991-06-26 Kompositprodukter Sk Fm Ab An acoustic ear muff
GB2309351A (en) * 1996-01-19 1997-07-23 Chik Sum Chan Audio headphones with detachable speakers
GB2421870B (en) * 2004-10-19 2007-08-15 Racal Acoustics Ltd Attachment apparatus
GB2421870A (en) * 2004-10-19 2006-07-05 Racal Acoustics Ltd Headset attachment apparatus
WO2006043045A3 (fr) * 2004-10-19 2006-07-06 Racal Acoustics Ltd Appareil de fixation
WO2006043045A2 (fr) 2004-10-19 2006-04-27 Racal Acoustics Limited Appareil de fixation
AU2005297044B2 (en) * 2004-10-19 2010-04-01 Racal Acoustics Limited Attachment apparatus
US7978870B2 (en) 2004-10-19 2011-07-12 Racal Acoustics Limited Attachment apparatus
WO2007027391A1 (fr) * 2005-08-29 2007-03-08 3M Innovative Properties Company Dispositif de protection de l’ouïe comportant des coquilles protégeant les oreilles à contact par frottement
US7444687B2 (en) 2005-08-29 2008-11-04 3M Innovative Properties Company Hearing protective device that includes cellular earmuffs
EP1777985A1 (fr) * 2005-10-21 2007-04-25 AKG Acoustics GmbH Casque d'écoute avec suspension améliorée pour l'embout auriculaire
EP1811806A2 (fr) * 2006-01-18 2007-07-25 Kabushiki Kaisha Audio- Technica Casque d'écoute
EP1811806A3 (fr) * 2006-01-18 2009-10-14 Kabushiki Kaisha Audio- Technica Casque d'écoute

Also Published As

Publication number Publication date
FR2023797A1 (fr) 1970-08-21
DE6807970U (de) 1969-04-30
NL6917616A (fr) 1970-05-25

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