GB301638A - Improvements in or relating to loud speakers - Google Patents

Improvements in or relating to loud speakers

Info

Publication number
GB301638A
GB301638A GB3165027A GB3165027A GB301638A GB 301638 A GB301638 A GB 301638A GB 3165027 A GB3165027 A GB 3165027A GB 3165027 A GB3165027 A GB 3165027A GB 301638 A GB301638 A GB 301638A
Authority
GB
United Kingdom
Prior art keywords
relating
loud speakers
diaphragms
loudspeaker
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
GB3165027A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB3165027A priority Critical patent/GB301638A/en
Publication of GB301638A publication Critical patent/GB301638A/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
    • 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)

Abstract

301,638. Brown, S. G. Nov. 24, 1027. Diaphragms. - The large conical diaphragm A of a loudspeaker is formed with a series of straight or curved slots C which may be covered over with strips D of thin tissue. i
GB3165027A 1927-11-24 1927-11-24 Improvements in or relating to loud speakers Expired GB301638A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3165027A GB301638A (en) 1927-11-24 1927-11-24 Improvements in or relating to loud speakers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3165027A GB301638A (en) 1927-11-24 1927-11-24 Improvements in or relating to loud speakers

Publications (1)

Publication Number Publication Date
GB301638A true GB301638A (en) 1928-12-06

Family

ID=10326326

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3165027A Expired GB301638A (en) 1927-11-24 1927-11-24 Improvements in or relating to loud speakers

Country Status (1)

Country Link
GB (1) GB301638A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1109736B (en) * 1956-07-24 1961-06-29 Magneti Marelli Spa Electroacoustic device for reproducing deep tones

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1109736B (en) * 1956-07-24 1961-06-29 Magneti Marelli Spa Electroacoustic device for reproducing deep tones

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