GB305323A - Improvements in and relating to loud speaker diaphragms - Google Patents

Improvements in and relating to loud speaker diaphragms

Info

Publication number
GB305323A
GB305323A GB3273127A GB3273127A GB305323A GB 305323 A GB305323 A GB 305323A GB 3273127 A GB3273127 A GB 3273127A GB 3273127 A GB3273127 A GB 3273127A GB 305323 A GB305323 A GB 305323A
Authority
GB
United Kingdom
Prior art keywords
relating
loud speaker
speaker diaphragms
diaphragms
wilson
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
GB3273127A
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 GB3273127A priority Critical patent/GB305323A/en
Publication of GB305323A publication Critical patent/GB305323A/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

Landscapes

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

Abstract

305,323. Wilson, J. Dec. 5, 1927. Diaphragms. -A conical diaphragm supported against a baffle board a is adapted to operate with a bellows-like action by the provision of deep concentric corrugations b.
GB3273127A 1927-12-05 1927-12-05 Improvements in and relating to loud speaker diaphragms Expired GB305323A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3273127A GB305323A (en) 1927-12-05 1927-12-05 Improvements in and relating to loud speaker diaphragms

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3273127A GB305323A (en) 1927-12-05 1927-12-05 Improvements in and relating to loud speaker diaphragms

Publications (1)

Publication Number Publication Date
GB305323A true GB305323A (en) 1929-01-07

Family

ID=10343169

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3273127A Expired GB305323A (en) 1927-12-05 1927-12-05 Improvements in and relating to loud speaker diaphragms

Country Status (1)

Country Link
GB (1) GB305323A (en)

Similar Documents

Publication Publication Date Title
GB369476A (en) Acoustic diaphragm
GB305323A (en) Improvements in and relating to loud speaker diaphragms
GB301638A (en) Improvements in or relating to loud speakers
GB248497A (en) Improvements in and relating to diaphragms for sound boxes
GB280410A (en) Improvements in or relating to electric sound-producing apparatus
GB305833A (en) Improvements in or relating to paper pie plates
USD144896S (en) Sheet op writing paper or the like
CH109921A (en) Loudspeaker with vibration generator and conical membrane.
USD121178S (en) Combined remote controller and loudspeaker casing
GB240620A (en) An improved diaphragm for gramophone sound boxes
GB243297A (en) Improvements in carburetters
GB251349A (en) Improvements in electric telephones
GB282296A (en) Improvements in acoustic diaphragms
GB239641A (en) Improvement in gas meter diaphragms and the like
GB230585A (en) Improvements in tobacco pipes
GB187694A (en) Improvements in or relating to diaphragms for sound-boxes of talking-machines and the like
GB233008A (en) Improvements in telephone receivers and like instruments particularly for use in wireless receiving apparatus
GB273498A (en) Improvements in and relating to loud-speaking telephonic receivers
GB266513A (en) Improvements in or relating to diaphragms for telephones, talking machines and the like
GB346336A (en) Loud speakers
GB339363A (en) Improvements in and relating to dry gas meters
Fair A survey of music education in the public schools of Ashland, Ohio
CA307007A (en) Acoustic apparatus with sound diaphragm
CA307006A (en) Acoustic apparatus with sound diaphragm
GB309156A (en) An improved sound distributing device