GB172637A - Improvements in sound receivers, particularly for receiving sound waves in liquids - Google Patents

Improvements in sound receivers, particularly for receiving sound waves in liquids

Info

Publication number
GB172637A
GB172637A GB32844/21A GB3284421A GB172637A GB 172637 A GB172637 A GB 172637A GB 32844/21 A GB32844/21 A GB 32844/21A GB 3284421 A GB3284421 A GB 3284421A GB 172637 A GB172637 A GB 172637A
Authority
GB
United Kingdom
Prior art keywords
diaphragm
coupling
structures
oscillatory
liquids
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
GB32844/21A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Signal GmbH
Original Assignee
Signal GmbH
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 Signal GmbH filed Critical Signal GmbH
Publication of GB172637A publication Critical patent/GB172637A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/26—Lead-in insulators; Lead-through insulators
    • H01B17/28—Capacitor type
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/72—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using ultrasonic, sonic or infrasonic waves
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/18—Rotary transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
GB32844/21A 1920-12-07 1921-12-07 Improvements in sound receivers, particularly for receiving sound waves in liquids Expired GB172637A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES54944D DE387509C (de) 1920-12-07 1920-12-07 Anlage zur Aussendung von Schallsignalen in beliebigen Medien (Wasser, Luft)

Publications (1)

Publication Number Publication Date
GB172637A true GB172637A (en) 1923-06-07

Family

ID=7490136

Family Applications (2)

Application Number Title Priority Date Filing Date
GB32844/21A Expired GB172637A (en) 1920-12-07 1921-12-07 Improvements in sound receivers, particularly for receiving sound waves in liquids
GB2759/23A Expired GB192696A (enrdf_load_stackoverflow) 1920-12-07 1923-01-30

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB2759/23A Expired GB192696A (enrdf_load_stackoverflow) 1920-12-07 1923-01-30

Country Status (4)

Country Link
DE (1) DE387509C (enrdf_load_stackoverflow)
FR (2) FR544869A (enrdf_load_stackoverflow)
GB (2) GB172637A (enrdf_load_stackoverflow)
NL (2) NL15110C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
GB192696A (enrdf_load_stackoverflow) 1924-04-10
FR544869A (fr) 1922-10-02
DE387509C (de) 1924-01-05
NL15110C (enrdf_load_stackoverflow)
NL16965C (enrdf_load_stackoverflow)
FR27240E (fr) 1924-05-24

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