GB620159A - Improvements in and relating to loudspeakers, microphones and the like - Google Patents

Improvements in and relating to loudspeakers, microphones and the like

Info

Publication number
GB620159A
GB620159A GB1898546A GB1898546A GB620159A GB 620159 A GB620159 A GB 620159A GB 1898546 A GB1898546 A GB 1898546A GB 1898546 A GB1898546 A GB 1898546A GB 620159 A GB620159 A GB 620159A
Authority
GB
United Kingdom
Prior art keywords
microphones
loudspeakers
relating
loud
former
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
GB1898546A
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.)
RESLO SOUND EQUIPMENT Ltd
Original Assignee
RESLO SOUND EQUIPMENT 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 RESLO SOUND EQUIPMENT Ltd filed Critical RESLO SOUND EQUIPMENT Ltd
Priority to GB1898546A priority Critical patent/GB620159A/en
Publication of GB620159A publication Critical patent/GB620159A/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
    • H04R9/045—Mounting

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)

Abstract

620,159. Moving coil loud-speakers and microphones. RESLOSOUND, Ltd., (formerly RESLO (SOUND EQUIPMENT), Ltd.), and MURKHAM, L. W. June 25, 1946, No. 18985. [Class 40 (iv)] In cementing a moving-coil former to a metallic diaphragm in a loud-speaker or microphone, the strength of the joint is increased by the inclusion of fibrous material between the said former and metallic diaphragm.
GB1898546A 1946-06-25 1946-06-25 Improvements in and relating to loudspeakers, microphones and the like Expired GB620159A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1898546A GB620159A (en) 1946-06-25 1946-06-25 Improvements in and relating to loudspeakers, microphones and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1898546A GB620159A (en) 1946-06-25 1946-06-25 Improvements in and relating to loudspeakers, microphones and the like

Publications (1)

Publication Number Publication Date
GB620159A true GB620159A (en) 1949-03-21

Family

ID=10121803

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1898546A Expired GB620159A (en) 1946-06-25 1946-06-25 Improvements in and relating to loudspeakers, microphones and the like

Country Status (1)

Country Link
GB (1) GB620159A (en)

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