FR61602E - Acoustic devices, and in particular telephone receivers - Google Patents

Acoustic devices, and in particular telephone receivers

Info

Publication number
FR61602E
FR61602E FR61602DA FR61602E FR 61602 E FR61602 E FR 61602E FR 61602D A FR61602D A FR 61602DA FR 61602 E FR61602 E FR 61602E
Authority
FR
France
Prior art keywords
acoustic devices
particular telephone
telephone receivers
receivers
acoustic
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
Other languages
French (fr)
Inventor
James Samuel Peterson Roberton
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 claimed from GB1873946A external-priority patent/GB624566A/en
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR61602E publication Critical patent/FR61602E/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
    • H04R13/00—Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/225—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for telephonic receivers
    • 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
    • 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
    • H04R11/06—Telephone receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
FR61602D 1946-06-21 1947-08-06 Acoustic devices, and in particular telephone receivers Expired FR61602E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1873946A GB624566A (en) 1948-10-22 1946-06-21 Improvements in or relating to electromagnetic vibratory devices
GB2745348A GB666408A (en) 1948-10-22 1948-10-22 Improvements in or relating to electro-magnetic vibratory devices

Publications (1)

Publication Number Publication Date
FR61602E true FR61602E (en) 1955-05-16

Family

ID=32232449

Family Applications (2)

Application Number Title Priority Date Filing Date
FR61602D Expired FR61602E (en) 1946-06-21 1947-08-06 Acoustic devices, and in particular telephone receivers
FR951325D Expired FR951325A (en) 1946-06-21 1947-08-06 Acoustic devices and in particular telephone receivers

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR951325D Expired FR951325A (en) 1946-06-21 1947-08-06 Acoustic devices and in particular telephone receivers

Country Status (4)

Country Link
US (1) US2610259A (en)
BE (1) BE476263A (en)
FR (2) FR61602E (en)
GB (3) GB606012A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE500297A (en) * 1951-10-31
US2754373A (en) * 1952-08-22 1956-07-10 Harry B Shaper Miniature hearing-aid receiver
US2869049A (en) * 1954-04-13 1959-01-13 Baso Inc Electromagnetic control device
US2882459A (en) * 1954-06-04 1959-04-14 Berglund Nils Knut Edvard Polarised relay
US2848560A (en) * 1954-09-20 1958-08-19 Beltone Hearing Aid Company Hearing aid receiver
US2830240A (en) * 1954-09-23 1958-04-08 Hoffman Electronics Corp Electromagnetically controlled capacitors or the like
US2957053A (en) * 1956-02-21 1960-10-18 Gen Phones Corp Audio-electric translating device
JPS4937527B1 (en) * 1971-02-23 1974-10-09
CN102355617B (en) * 2011-08-15 2014-04-16 苏州恒听电子有限公司 Moving-iron unit for loudspeaking device
US11197099B2 (en) * 2019-06-12 2021-12-07 AAC Technologies Pte. Ltd. Screen sounding device
CN111050252A (en) * 2019-12-02 2020-04-21 歌尔股份有限公司 Vibration sounding device for electronic product and electronic product

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US679405A (en) * 1901-03-22 1901-07-30 Emil Volkers Microtelephone.
US1660864A (en) * 1923-01-05 1928-02-28 Westinghouse Electric & Mfg Co Telephone device
US1721217A (en) * 1926-05-20 1929-07-16 Rca Corp Telephone receiver
US1830160A (en) * 1928-03-19 1931-11-03 French Electric Company Telephone receiver
US2069817A (en) * 1933-09-26 1937-02-09 Bell Telephone Labor Inc Acoustic device
US2099727A (en) * 1934-04-05 1937-11-23 Archibald A Duncan Telephone receiver
BE439377A (en) * 1939-05-19
BE479953A (en) * 1940-11-29
US2396135A (en) * 1942-05-06 1946-03-05 Terry Robert Saint George Electromagnetic device

Also Published As

Publication number Publication date
GB677225A (en) 1952-08-13
GB677235A (en) 1952-08-13
GB606012A (en) 1948-08-04
FR951325A (en) 1949-10-29
BE476263A (en)
US2610259A (en) 1952-09-09

Similar Documents

Publication Publication Date Title
FR63212E (en) Telegraph receivers
FR61602E (en) Acoustic devices, and in particular telephone receivers
FR934810A (en) Sound reproduction devices
FR946683A (en) Operating table and in particular vertebrotherapy table
FR1005555A (en) Improvement in telephone connections
CH280990A (en) High frequency receiving device.
FR951898A (en) Miniature phone
FR936261A (en) Vacuum and aerator device
FR940683A (en) Telephone systems
AU136060B2 (en) Improvements relating to telephone and like selective systems
FR967531A (en) Radio receiver and retransmitter
FR60318E (en) Telephone reception amplifier
FR57340E (en) Telephone reception amplifier
DK70808C (en) Electrodynamic microphone.
ES176175A1 (en) IMPROVEMENTS IN ELASTIC DEVICES
AU795546A (en) Improvements relating to telephone and like selective systems
CA434301A (en) Hand telephone combined mounting and signal device
ES183223A3 (en) IMPROVEMENTS IN DYNAMIC SPEAKERS
FR939136A (en) Telegraph and similar apparatus
FI23665A (en) Polarized telegraph
FR938128A (en) Back and forth change-views
FR928462A (en) Loud speaker
FR930824A (en) Telephone systems
ES176106A1 (en) IMPROVEMENTS IN TELECOMMUNICATION SYSTEMS
CA432891A (en) Acoustic device