DK209080A - Elektromagnetisk omsaetter - Google Patents

Elektromagnetisk omsaetter

Info

Publication number: DK209080A
Authority: DK; Denmark
Prior art keywords: electromagnetic conversion; electromagnetic; conversion
Prior art date: 1979-05-14

Application number

DK209080A

Other languages

English (en)

Other versions

DK150440B (da

DK150440C (da

Inventor

W Fidi

R Pribyl

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.)

1979-05-14

Filing date

1980-05-13

Publication date

1980-11-15

1979-05-14 Priority claimed from AT354179A external-priority patent/AT361724B/de

1980-02-21 Priority claimed from AT96880A external-priority patent/AT369573B/de

1980-05-13 Application filed by Akg Akustische Kino Geraete filed Critical Akg Akustische Kino Geraete

1980-11-15 Publication of DK209080A publication Critical patent/DK209080A/da

1987-02-23 Publication of DK150440B publication Critical patent/DK150440B/da

1987-07-13 Application granted granted Critical

1987-07-13 Publication of DK150440C publication Critical patent/DK150440C/da

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
- H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
- H04R11/12—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)

DK209080A 1979-05-14 1980-05-13 Elektromagnetisk omsaetter DK150440C (da)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
AT354179		1979-05-14
AT354179A AT361724B (de)	1979-05-14	1979-05-14	Elektromagnetischer wandler
AT96880A AT369573B (de)	1980-02-21	1980-02-21	Elektromagnetischer wandler
AT96880		1980-02-21

Publications (3)

Publication Number	Publication Date
DK209080A true DK209080A (da)	1980-11-15
DK150440B DK150440B (da)	1987-02-23
DK150440C DK150440C (da)	1987-07-13

Family

ID=25594465

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK209080A DK150440C (da)	1979-05-14	1980-05-13	Elektromagnetisk omsaetter

Country Status (7)

Country	Link
US (1)	US4367544A (da)
EP (1)	EP0019791B1 (da)
AU (1)	AU5835880A (da)
CA (1)	CA1151557A (da)
DE (2)	DE3060582D1 (da)
DK (1)	DK150440C (da)
ES (1)	ES491404A0 (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DK155110C (da) *	1985-11-18	1989-07-03	Ortofon Mfg As	Magnetsystem

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1078340B (de)	1956-04-05	1960-03-24	Perpetuum Ebner Kg	Vierpolmagnetsystem zur Abtastung von Schallplatten und Verfahren zur Herstellung eines Polstuecks dieses Systems
US3441668A (en) *	1966-01-03	1969-04-29	Xerox Corp	High intensity flying spot scanner
US3441688A (en) *	1966-04-18	1969-04-29	Empire Scient Corp	Electromagnetic phonograph pickup cartridges with zero balanced armature flux
US3683128A (en)	1970-06-29	1972-08-08	Joseph F Grado	Flux-bridging stereophonic pickup
DE2115122C3 (de)	1971-03-29	1974-01-24	Dual Gebr. Steidinger, 7742 St. Georgen	Magnetischer Tonabnehmer
USRE29252E (en)	1973-01-16	1977-06-07		Sequencing valve
US4161631A (en) *	1974-12-13	1979-07-17	Nippon Columbia Kabushikikaisha	Pickup cartridge
AT341240B (de)	1975-07-29	1978-01-25	Akg Akustische Kino Geraete	Tonabnehmer
JPS5279903A (en) *	1975-12-25	1977-07-05	Torio Kk	Pickup cartridge

1980
- 1980-05-12 ES ES491404A patent/ES491404A0/es active Granted
- 1980-05-12 US US06/148,671 patent/US4367544A/en not_active Expired - Lifetime
- 1980-05-12 EP EP80102629A patent/EP0019791B1/de not_active Expired
- 1980-05-12 DE DE8080102629T patent/DE3060582D1/de not_active Expired
- 1980-05-12 DE DE19808012832U patent/DE8012832U1/de not_active Expired
- 1980-05-13 DK DK209080A patent/DK150440C/da not_active IP Right Cessation
- 1980-05-13 AU AU58358/80A patent/AU5835880A/en not_active Abandoned
- 1980-05-13 CA CA000351834A patent/CA1151557A/en not_active Expired

Also Published As

Publication number	Publication date
EP0019791A1 (de)	1980-12-10
EP0019791B1 (de)	1982-06-23
DK150440B (da)	1987-02-23
AU5835880A (en)	1980-11-20
DK150440C (da)	1987-07-13
CA1151557A (en)	1983-08-09
DE3060582D1 (en)	1982-08-12
US4367544A (en)	1983-01-04
DE8012832U1 (de)	1980-08-07
ES8103904A1 (es)	1981-03-16
ES491404A0 (es)	1981-03-16

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Legal Events

Date	Code	Title
1986-05-05	AHB	Application shelved due to non-payment
1986-11-17	AHS	Application shelved for other reasons than non-payment
1990-01-15	PBP	Patent lapsed