GB299537A - Improvements in or relating to electro-mechanical translating devices, such for example as loud speakers - Google Patents

Improvements in or relating to electro-mechanical translating devices, such for example as loud speakers

Info

Publication number
GB299537A
GB299537A GB20732/27A GB2073227A GB299537A GB 299537 A GB299537 A GB 299537A GB 20732/27 A GB20732/27 A GB 20732/27A GB 2073227 A GB2073227 A GB 2073227A GB 299537 A GB299537 A GB 299537A
Authority
GB
United Kingdom
Prior art keywords
armature
centre
moves
point
force
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
GB20732/27A
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.)
WIRELESS MUSIC Ltd
Original Assignee
WIRELESS MUSIC 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
Priority to BE353324D priority Critical patent/BE353324A/xx
Application filed by WIRELESS MUSIC Ltd filed Critical WIRELESS MUSIC Ltd
Priority to GB20732/27A priority patent/GB299537A/en
Priority to US293961A priority patent/US1786584A/en
Priority to FR658378D priority patent/FR658378A/fr
Publication of GB299537A publication Critical patent/GB299537A/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
    • H04R11/00—Transducers of moving-armature or moving-core type

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
GB20732/27A 1927-08-05 1927-08-05 Improvements in or relating to electro-mechanical translating devices, such for example as loud speakers Expired GB299537A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE353324D BE353324A (enrdf_load_stackoverflow) 1927-08-05
GB20732/27A GB299537A (en) 1927-08-05 1927-08-05 Improvements in or relating to electro-mechanical translating devices, such for example as loud speakers
US293961A US1786584A (en) 1927-08-05 1928-07-19 Electromechanical vibration-translating device such for example as loud-speakers
FR658378D FR658378A (fr) 1927-08-05 1928-07-26 Perfectionnements aux dispositifs électromagnétiques transmetteurs de vibrations, tels que les haut-parleurs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB20732/27A GB299537A (en) 1927-08-05 1927-08-05 Improvements in or relating to electro-mechanical translating devices, such for example as loud speakers

Publications (1)

Publication Number Publication Date
GB299537A true GB299537A (en) 1928-11-01

Family

ID=10150715

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20732/27A Expired GB299537A (en) 1927-08-05 1927-08-05 Improvements in or relating to electro-mechanical translating devices, such for example as loud speakers

Country Status (4)

Country Link
US (1) US1786584A (enrdf_load_stackoverflow)
BE (1) BE353324A (enrdf_load_stackoverflow)
FR (1) FR658378A (enrdf_load_stackoverflow)
GB (1) GB299537A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114666704B (zh) * 2022-03-17 2025-01-14 维沃移动通信有限公司 发声装置以及电子设备

Also Published As

Publication number Publication date
US1786584A (en) 1930-12-30
BE353324A (enrdf_load_stackoverflow)
FR658378A (fr) 1929-06-04

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