AT352806B - HEAD CLAM - Google Patents

HEAD CLAM

Info

Publication number
AT352806B
AT352806B AT170678A AT170678A AT352806B AT 352806 B AT352806 B AT 352806B AT 170678 A AT170678 A AT 170678A AT 170678 A AT170678 A AT 170678A AT 352806 B AT352806 B AT 352806B
Authority
AT
Austria
Prior art keywords
clam
head
head clam
Prior art date
Application number
AT170678A
Other languages
German (de)
Other versions
ATA170678A (en
Original Assignee
Goerike Rudolf
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 Goerike Rudolf filed Critical Goerike Rudolf
Priority to AT170678A priority Critical patent/AT352806B/en
Priority to DE19792908326 priority patent/DE2908326A1/en
Publication of ATA170678A publication Critical patent/ATA170678A/en
Application granted granted Critical
Publication of AT352806B publication Critical patent/AT352806B/en

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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
AT170678A 1978-03-09 1978-03-09 HEAD CLAM AT352806B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT170678A AT352806B (en) 1978-03-09 1978-03-09 HEAD CLAM
DE19792908326 DE2908326A1 (en) 1978-03-09 1979-03-03 Headphone earpiece with very thin diaphragm - which permits passage of HF acoustic waves (OE 15.3.79)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT170678A AT352806B (en) 1978-03-09 1978-03-09 HEAD CLAM

Publications (2)

Publication Number Publication Date
ATA170678A ATA170678A (en) 1979-03-15
AT352806B true AT352806B (en) 1979-10-10

Family

ID=3519215

Family Applications (1)

Application Number Title Priority Date Filing Date
AT170678A AT352806B (en) 1978-03-09 1978-03-09 HEAD CLAM

Country Status (2)

Country Link
AT (1) AT352806B (en)
DE (1) DE2908326A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4246848A (en) * 1979-04-26 1981-01-27 Schneider Donald C Ski lift with swivel chair
JP3154214B2 (en) * 1992-09-25 2001-04-09 ソニー株式会社 headphone

Also Published As

Publication number Publication date
ATA170678A (en) 1979-03-15
DE2908326A1 (en) 1979-09-20

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties