GB671957A - Improvements in or relating to bone conduction telephone receivers - Google Patents

Improvements in or relating to bone conduction telephone receivers

Info

Publication number
GB671957A
GB671957A GB19547/49A GB1954749A GB671957A GB 671957 A GB671957 A GB 671957A GB 19547/49 A GB19547/49 A GB 19547/49A GB 1954749 A GB1954749 A GB 1954749A GB 671957 A GB671957 A GB 671957A
Authority
GB
United Kingdom
Prior art keywords
screws
adjustment
strips
armature
secured
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
GB19547/49A
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.)
FORTIPHONE Ltd
Original Assignee
FORTIPHONE 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 NL79002D priority Critical patent/NL79002C/xx
Application filed by FORTIPHONE Ltd filed Critical FORTIPHONE Ltd
Priority to GB19547/49A priority patent/GB671957A/en
Priority to US171921A priority patent/US2680157A/en
Priority to DEF2106A priority patent/DE826149C/de
Priority to FR1030588D priority patent/FR1030588A/fr
Publication of GB671957A publication Critical patent/GB671957A/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
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
    • H04R25/604—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers
    • H04R25/606—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers acting directly on the eardrum, the ossicles or the skull, e.g. mastoid, tooth, maxillary or mandibular bone, or mechanically stimulating the cochlea, e.g. at the oval window
    • 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
    • H04R11/02—Loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
    • H04R2460/13—Hearing devices using bone conduction transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Neurosurgery (AREA)
  • Electromagnetism (AREA)
  • Magnetic Treatment Devices (AREA)
  • Rehabilitation Tools (AREA)
  • Telephone Set Structure (AREA)
  • Headphones And Earphones (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
GB19547/49A 1949-07-25 1949-07-25 Improvements in or relating to bone conduction telephone receivers Expired GB671957A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NL79002D NL79002C (enrdf_load_stackoverflow) 1949-07-25
GB19547/49A GB671957A (en) 1949-07-25 1949-07-25 Improvements in or relating to bone conduction telephone receivers
US171921A US2680157A (en) 1949-07-25 1950-07-03 Bone conduction telephone receiver
DEF2106A DE826149C (de) 1949-07-25 1950-07-18 Knochenleitungskopfhoerer
FR1030588D FR1030588A (fr) 1949-07-25 1950-07-19 Perfectionnements aux récepteurs téléphoniques utilisant la conductibilité acoustique des os

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB19547/49A GB671957A (en) 1949-07-25 1949-07-25 Improvements in or relating to bone conduction telephone receivers

Publications (1)

Publication Number Publication Date
GB671957A true GB671957A (en) 1952-05-14

Family

ID=10131201

Family Applications (1)

Application Number Title Priority Date Filing Date
GB19547/49A Expired GB671957A (en) 1949-07-25 1949-07-25 Improvements in or relating to bone conduction telephone receivers

Country Status (5)

Country Link
US (1) US2680157A (enrdf_load_stackoverflow)
DE (1) DE826149C (enrdf_load_stackoverflow)
FR (1) FR1030588A (enrdf_load_stackoverflow)
GB (1) GB671957A (enrdf_load_stackoverflow)
NL (1) NL79002C (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2773941A (en) * 1951-07-18 1956-12-11 American Danish Oticon Corp Hearing aid apparatus
US2804509A (en) * 1952-07-17 1957-08-27 Sonotone Corp Inertia type electromechanical sound transducing device
US2832842A (en) * 1952-07-17 1958-04-29 Sonotone Corp Body contacting inertia reaction electromechanical transducing devices
EP2403271A1 (en) 2010-06-29 2012-01-04 Oticon Medical A/S Vibrator with adjustment system

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US990275A (en) * 1907-05-23 1911-04-25 Stanislaw A Koltonski Telephone-transmitter.
US1356156A (en) * 1917-10-10 1920-10-19 Internat Callophone Corp Telephonic receiver
US1404817A (en) * 1921-02-28 1922-01-31 Philip J Werber Telephone attachment
US1939922A (en) * 1931-01-15 1933-12-19 Crosley Radio Corp Centering device for loud speaker cones
GB396990A (en) * 1932-12-06 1933-08-17 John Henry Walter Lewis Improvements in loud speakers and other apparatus for interconverting electrical andacoustic vibrations
US2062372A (en) * 1933-08-11 1936-12-01 Sonotone Corp Bone conduction hearing aid
BE406162A (enrdf_load_stackoverflow) * 1933-11-11 1900-01-01 Sonotone Corp
US2000165A (en) * 1934-01-10 1935-05-07 Bell Telephone Labor Inc Acoustic device
US2264684A (en) * 1938-03-17 1941-12-02 Telephonics Corp Bone telephone receiver
US2410805A (en) * 1942-01-16 1946-11-12 Bell Telephone Labor Inc Vibration detector
US2459325A (en) * 1944-10-27 1949-01-18 Zenith Radio Corp Bone conduction unit
US2500541A (en) * 1945-07-18 1950-03-14 Emil H Greibach Inertia-type electromechanical sound transducing device
US2463786A (en) * 1947-02-10 1949-03-08 E A Myers & Sons Electromagnetic mechanism for bone conduction receivers, etc.

Also Published As

Publication number Publication date
NL79002C (enrdf_load_stackoverflow)
DE826149C (de) 1951-12-27
US2680157A (en) 1954-06-01
FR1030588A (fr) 1953-06-15

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