FR717086A - Armature magnet system oscillating back and forth between opposite poles, in which the distances between the armature and the poles are adjustable - Google Patents

Armature magnet system oscillating back and forth between opposite poles, in which the distances between the armature and the poles are adjustable

Info

Publication number
FR717086A
FR717086A FR717086DA FR717086A FR 717086 A FR717086 A FR 717086A FR 717086D A FR717086D A FR 717086DA FR 717086 A FR717086 A FR 717086A
Authority
FR
France
Prior art keywords
armature
poles
distances
adjustable
forth
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
Hugo Sachs
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
Application filed filed Critical
Application granted granted Critical
Publication of FR717086A publication Critical patent/FR717086A/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)
  • Vibration Prevention Devices (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
FR717086D 1930-05-16 1931-05-15 Armature magnet system oscillating back and forth between opposite poles, in which the distances between the armature and the poles are adjustable Expired FR717086A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE530741T 1930-05-16

Publications (1)

Publication Number Publication Date
FR717086A true FR717086A (en) 1931-12-31

Family

ID=34109830

Family Applications (1)

Application Number Title Priority Date Filing Date
FR717086D Expired FR717086A (en) 1930-05-16 1931-05-15 Armature magnet system oscillating back and forth between opposite poles, in which the distances between the armature and the poles are adjustable

Country Status (4)

Country Link
US (1) US1870753A (en)
DE (1) DE530741C (en)
FR (1) FR717086A (en)
GB (1) GB376872A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2530868A (en) * 1946-03-30 1950-11-21 Garceau Lovett Recording device
DE1061439B (en) * 1953-12-31 1959-07-16 Standard Elektrik Lorenz Ag Four-pole, polarized magnet system, especially for loud alarm clocks with high sensitivity
US2882459A (en) * 1954-06-04 1959-04-14 Berglund Nils Knut Edvard Polarised relay
US5355108A (en) * 1992-10-05 1994-10-11 Aura Systems, Inc. Electromagnetically actuated compressor valve
CN111930053B (en) * 2020-09-17 2022-05-20 中兴通讯股份有限公司 Intelligent panel, control method of intelligent panel and communication system

Also Published As

Publication number Publication date
DE530741C (en) 1931-07-31
GB376872A (en) 1932-07-21
US1870753A (en) 1932-08-09

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