CH207878A - Schwingungswandler zum Umsetzen von mechanischen Schwingungen in elektrische Ströme. - Google Patents

Schwingungswandler zum Umsetzen von mechanischen Schwingungen in elektrische Ströme.

Info

Publication number
CH207878A
CH207878A CH207878DA CH207878A CH 207878 A CH207878 A CH 207878A CH 207878D A CH207878D A CH 207878DA CH 207878 A CH207878 A CH 207878A
Authority
CH
Switzerland
Prior art keywords
mechanical vibrations
electrical currents
converting mechanical
vibration converter
converter
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips Nv
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 by Philips Nv filed Critical Philips Nv
Publication of CH207878A publication Critical patent/CH207878A/de

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
    • H04R9/12—Gramophone pick-ups using a stylus; Recorders using a stylus

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Telephone Set Structure (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
CH207878D 1937-07-28 1938-07-26 Schwingungswandler zum Umsetzen von mechanischen Schwingungen in elektrische Ströme. CH207878A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE207878X 1937-07-28

Publications (1)

Publication Number Publication Date
CH207878A true CH207878A (de) 1939-12-15

Family

ID=5793934

Family Applications (1)

Application Number Title Priority Date Filing Date
CH207878D CH207878A (de) 1937-07-28 1938-07-26 Schwingungswandler zum Umsetzen von mechanischen Schwingungen in elektrische Ströme.

Country Status (6)

Country Link
US (1) US2240918A (cs)
BE (1) BE429396A (cs)
CH (1) CH207878A (cs)
FR (1) FR841322A (cs)
GB (1) GB510297A (cs)
NL (1) NL54031C (cs)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2473650A (en) * 1943-06-10 1949-06-21 Zenith Radio Corp Phonograph pickup with mechanical filter
US2547361A (en) * 1947-05-19 1951-04-03 Donald J Baker Pickup head using torsional mount for armatures
US2622156A (en) * 1949-01-27 1952-12-16 Donald J Baker Pickup head with removable armature and stylus assembly
US2637920A (en) * 1949-04-28 1953-05-12 Richard H Hallsted Barrier for motor vehicle parking systems
NL251609A (cs) * 1959-05-21

Also Published As

Publication number Publication date
BE429396A (cs)
US2240918A (en) 1941-05-06
GB510297A (en) 1939-07-31
NL54031C (cs)
FR841322A (fr) 1939-05-17

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