CH202348A - Elektromechanischer Vierpol. - Google Patents

Elektromechanischer Vierpol.

Info

Publication number
CH202348A
CH202348A CH202348DA CH202348A CH 202348 A CH202348 A CH 202348A CH 202348D A CH202348D A CH 202348DA CH 202348 A CH202348 A CH 202348A
Authority
CH
Switzerland
Prior art keywords
electromechanical
pole
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Bell Telephone Manufac Anonyme
Original Assignee
Bell Telephone Mfg
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 Bell Telephone Mfg filed Critical Bell Telephone Mfg
Publication of CH202348A publication Critical patent/CH202348A/de

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/18—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/30—Electromagnetic relays specially adapted for actuation by AC
    • H01H51/32—Frequency relays; Mechanically-tuned relays
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/48—Coupling means therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
CH202348D 1936-09-16 1937-09-16 Elektromechanischer Vierpol. CH202348A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US101061A US2160876A (en) 1936-09-16 1936-09-16 Electromechanical transducer
US207928A US2164541A (en) 1936-09-16 1938-05-14 Electromechanical wave filter

Publications (1)

Publication Number Publication Date
CH202348A true CH202348A (de) 1939-01-15

Family

ID=26797857

Family Applications (1)

Application Number Title Priority Date Filing Date
CH202348D CH202348A (de) 1936-09-16 1937-09-16 Elektromechanischer Vierpol.

Country Status (6)

Country Link
US (2) US2160876A (en:Method)
CH (1) CH202348A (en:Method)
DE (1) DE706982C (en:Method)
FR (2) FR826795A (en:Method)
GB (1) GB489075A (en:Method)
NL (1) NL49760C (en:Method)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE880616C (de) * 1953-05-07 Werner Dr Kroebel Verfahren zur Frequenzanalyse
US2420232A (en) * 1942-12-21 1947-05-06 Rca Corp Signaling system
DE885900C (de) * 1944-05-06 1953-08-10 Karl-Otto Dr-Ing Schmidt Anordnung zur Aufloesung elektrischer Frequenzgemische
US2442560A (en) * 1944-06-10 1948-06-01 Dan M Finch Low voltage direct-current inverter
US2771586A (en) * 1952-05-20 1956-11-20 Itt Noise suppression device
US3005169A (en) * 1957-11-29 1961-10-17 Gen Motors Corp Frequency selective circuit
US3079555A (en) * 1958-01-21 1963-02-26 J B T Instr Inc Vibrating reed electro-responsive device
US3098986A (en) * 1960-06-15 1963-07-23 Thomas W Holden Band pass audio filter
CH414472A (fr) * 1961-05-24 1966-01-31 Movado Montres Pièce d'horlogerie comprenant un oscillateur mécanique
US3098987A (en) * 1962-01-12 1963-07-23 Thomas W Holden Variable band pass audio filter
US4160232A (en) * 1973-04-19 1979-07-03 Westinghouse Electric Corp. Low frequency dipole hydrophone transducer
US4160231A (en) * 1973-04-19 1979-07-03 Westinghouse Electric Corp. Low frequency dipole hydrophone transducer

Also Published As

Publication number Publication date
FR826795A (fr) 1938-04-08
NL49760C (en:Method) 1941-01-15
DE706982C (de) 1941-06-10
GB489075A (en) 1938-07-19
US2160876A (en) 1939-06-06
FR50708E (fr) 1941-02-24
US2164541A (en) 1939-07-04

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