GB300792A - Improvements in or relating to diaphragms for loud speakers - Google Patents

Improvements in or relating to diaphragms for loud speakers

Info

Publication number
GB300792A
GB300792A GB3113527A GB3113527A GB300792A GB 300792 A GB300792 A GB 300792A GB 3113527 A GB3113527 A GB 3113527A GB 3113527 A GB3113527 A GB 3113527A GB 300792 A GB300792 A GB 300792A
Authority
GB
United Kingdom
Prior art keywords
diaphragms
relating
loud speakers
hyams
comptroller
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
GB3113527A
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.)
WOOLF HYAMS
Original Assignee
WOOLF HYAMS
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 WOOLF HYAMS filed Critical WOOLF HYAMS
Priority to GB3113527A priority Critical patent/GB300792A/en
Publication of GB300792A publication Critical patent/GB300792A/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
    • H04R7/14—Non-planar diaphragms or cones corrugated, pleated or ribbed

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)

Abstract

300,792. Hyams, W. Nov. 19, 1927. No Patent granted (Sealing fee not paid). Drawings to Specification. Diaphragms. - Conical diaphragms for loudspeakers &c. are formed of stiffened textile fabric corrugated radially or concentrically or both. The radial corrugations may be tapered towards the apex of the cone. The Provisional Specification states that the diaphragm may be made of parchment. Specification 284,323 is referred to. Reference has been directed by the Comptroller to Specifications 206,518, 245,810, 248,433, 249,287, 253,159, and 264,120.
GB3113527A 1927-11-19 1927-11-19 Improvements in or relating to diaphragms for loud speakers Expired GB300792A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3113527A GB300792A (en) 1927-11-19 1927-11-19 Improvements in or relating to diaphragms for loud speakers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3113527A GB300792A (en) 1927-11-19 1927-11-19 Improvements in or relating to diaphragms for loud speakers

Publications (1)

Publication Number Publication Date
GB300792A true GB300792A (en) 1928-11-22

Family

ID=10318528

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3113527A Expired GB300792A (en) 1927-11-19 1927-11-19 Improvements in or relating to diaphragms for loud speakers

Country Status (1)

Country Link
GB (1) GB300792A (en)

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