AT365875B - CAN-shaped earpiece for telephones - Google Patents

CAN-shaped earpiece for telephones

Info

Publication number
AT365875B
AT365875B AT151080A AT151080A AT365875B AT 365875 B AT365875 B AT 365875B AT 151080 A AT151080 A AT 151080A AT 151080 A AT151080 A AT 151080A AT 365875 B AT365875 B AT 365875B
Authority
AT
Austria
Prior art keywords
telephones
shaped earpiece
earpiece
shaped
Prior art date
Application number
AT151080A
Other languages
German (de)
Other versions
ATA151080A (en
Inventor
Ewald Dipl Ing Kerschbaum
Original Assignee
Akg Akustische Kino Geraete
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 DE19742426708 external-priority patent/DE2426708C3/en
Priority claimed from DE19742446927 external-priority patent/DE2446927C3/en
Application filed by Akg Akustische Kino Geraete filed Critical Akg Akustische Kino Geraete
Priority to AT151080A priority Critical patent/AT365875B/en
Priority to DE19803050350 priority patent/DE3050350C1/de
Priority to DE19803050350 priority patent/DE3050350D2/en
Priority to PCT/AT1980/000031 priority patent/WO1981003099A1/en
Priority to CH767381A priority patent/CH653198A5/en
Priority to SE8101724A priority patent/SE8101724L/en
Priority to FR8105648A priority patent/FR2478927A1/en
Publication of ATA151080A publication Critical patent/ATA151080A/en
Publication of AT365875B publication Critical patent/AT365875B/en
Application granted granted Critical

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
    • H04R9/10—Telephone receivers
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
    • E04G11/062—Forms for curved walls
    • E04G11/065—Forms for curved walls with mechanical means to modify the curvature
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
    • E04G11/20—Movable forms; Movable forms for moulding cylindrical, conical or hyperbolical structures; Templates serving as forms for positioning blocks or the like
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E04G17/14—Bracing or strutting arrangements for formwalls; Devices for aligning forms
AT151080A 1974-06-01 1980-03-20 CAN-shaped earpiece for telephones AT365875B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
AT151080A AT365875B (en) 1974-06-01 1980-03-20 CAN-shaped earpiece for telephones
CH767381A CH653198A5 (en) 1980-03-20 1980-10-02 CAN-shaped earpiece for telephony handsets, with an electro-dynamic converter.
PCT/AT1980/000031 WO1981003099A1 (en) 1980-03-20 1980-10-02 Electroacoustic converter with electrodynamic action
DE19803050350 DE3050350D2 (en) 1980-03-20 1980-10-02 Electroacoustic converter with electrodynamic action
DE19803050350 DE3050350C1 (en) 1980-03-20 1980-10-02
SE8101724A SE8101724L (en) 1980-03-20 1981-03-18 ELECTROACUSTIC ELECTRODYNAMIC TYPE CONVERTER
FR8105648A FR2478927A1 (en) 1980-03-20 1981-03-20 ELECTRO-ACOUSTIC CONVERTER OF THE ELECTRODYNAMIC TYPE

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19742426708 DE2426708C3 (en) 1974-06-01 1974-06-01 Large area formwork
DE19742446927 DE2446927C3 (en) 1974-10-01 1974-10-01 Large area formwork with differently curved surfaces
AT151080A AT365875B (en) 1974-06-01 1980-03-20 CAN-shaped earpiece for telephones

Publications (2)

Publication Number Publication Date
ATA151080A ATA151080A (en) 1981-06-15
AT365875B true AT365875B (en) 1982-02-25

Family

ID=27147591

Family Applications (1)

Application Number Title Priority Date Filing Date
AT151080A AT365875B (en) 1974-06-01 1980-03-20 CAN-shaped earpiece for telephones

Country Status (1)

Country Link
AT (1) AT365875B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3443907A1 (en) * 1983-12-07 1985-06-13 AKG Akustische u. Kino-Geräte GmbH, Wien Dynamic telephone receiver capsule for persons with impaired hearing
DE3638727A1 (en) * 1985-11-15 1987-05-21 Bose Corp Compact electroacoustic transformer

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3443907A1 (en) * 1983-12-07 1985-06-13 AKG Akustische u. Kino-Geräte GmbH, Wien Dynamic telephone receiver capsule for persons with impaired hearing
DE3443907C2 (en) * 1983-12-07 1992-05-07 Akg Akustische U. Kino-Geraete Ges.M.B.H., Wien, At
DE3638727A1 (en) * 1985-11-15 1987-05-21 Bose Corp Compact electroacoustic transformer
DE3638727C2 (en) * 1985-11-15 1996-07-11 Bose Corp Compact electro-acoustic transmitter

Also Published As

Publication number Publication date
ATA151080A (en) 1981-06-15

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