GB1229086A - - Google Patents

Info

Publication number: GB1229086A
Authority: GB; United Kingdom
Prior art keywords: strap; helical spring; receiver; innermost; nov
Prior art date: 1968-11-21
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

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.)

1968-11-21

Filing date

1969-11-19

Publication date

1971-04-21

1969-11-19 Application filed filed Critical

1971-04-21 Publication of GB1229086A publication Critical patent/GB1229086A/en

Status Expired legal-status Critical Current

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 (da)

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 (da)	1971-04-21

Family

ID=6595942

Family Applications (1)

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

Country Status (4)

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

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 (en)	2004-10-19	2006-04-27	Racal Acoustics Limited	Attachment apparatus
WO2007027391A1 (en) *	2005-08-29	2007-03-08	3M Innovative Properties Company	Hearing protective earmuff device having frictionally engageable ear cups
EP1777985A1 (en) *	2005-10-21	2007-04-25	AKG Acoustics GmbH	Headphone with improved earpiece suspension
EP1811806A2 (en) *	2006-01-18	2007-07-25	Kabushiki Kaisha Audio- Technica	Headphones
US7444687B2 (en)	2005-08-29	2008-11-04	3M Innovative Properties Company	Hearing protective device that includes cellular earmuffs

1968
- 1968-11-21 DE DE6807970U patent/DE6807970U/de not_active Expired
1969
- 1969-11-19 GB GB1229086D patent/GB1229086A/en not_active Expired
- 1969-11-20 FR FR6939924A patent/FR2023797A1/fr not_active Withdrawn
- 1969-11-21 NL NL6917616A patent/NL6917616A/xx unknown

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 (en) *	2004-10-19	2006-07-06	Racal Acoustics Ltd	Attachment apparatus
WO2006043045A2 (en)	2004-10-19	2006-04-27	Racal Acoustics Limited	Attachment apparatus
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 (en) *	2005-08-29	2007-03-08	3M Innovative Properties Company	Hearing protective earmuff device having frictionally engageable ear cups
US7444687B2 (en)	2005-08-29	2008-11-04	3M Innovative Properties Company	Hearing protective device that includes cellular earmuffs
EP1777985A1 (en) *	2005-10-21	2007-04-25	AKG Acoustics GmbH	Headphone with improved earpiece suspension
EP1811806A2 (en) *	2006-01-18	2007-07-25	Kabushiki Kaisha Audio- Technica	Headphones
EP1811806A3 (en) *	2006-01-18	2009-10-14	Kabushiki Kaisha Audio- Technica	Headphones

Also Published As

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

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