GB294875A - Improvements in sound reproducers - Google Patents

Improvements in sound reproducers

Info

Publication number
GB294875A
GB294875A GB18339/28A GB1833928A GB294875A GB 294875 A GB294875 A GB 294875A GB 18339/28 A GB18339/28 A GB 18339/28A GB 1833928 A GB1833928 A GB 1833928A GB 294875 A GB294875 A GB 294875A
Authority
GB
United Kingdom
Prior art keywords
diaphragm
plate
ring
supported
support
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
GB18339/28A
Other languages
English (en)
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.)
BRANDES Ltd
Original Assignee
BRANDES Ltd
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 BRANDES Ltd filed Critical BRANDES Ltd
Publication of GB294875A publication Critical patent/GB294875A/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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • 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
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
GB18339/28A 1927-07-30 1928-06-25 Improvements in sound reproducers Expired GB294875A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US294875XA 1927-07-30 1927-07-30

Publications (1)

Publication Number Publication Date
GB294875A true GB294875A (en) 1929-08-22

Family

ID=21849258

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18339/28A Expired GB294875A (en) 1927-07-30 1928-06-25 Improvements in sound reproducers

Country Status (4)

Country Link
BE (1) BE352792A (enrdf_load_stackoverflow)
FR (1) FR664693A (enrdf_load_stackoverflow)
GB (1) GB294875A (enrdf_load_stackoverflow)
NL (1) NL25688C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE352792A (enrdf_load_stackoverflow)
FR664693A (fr) 1929-09-06
NL25688C (enrdf_load_stackoverflow)

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