DE373769C - Akustischer Schwinger - Google Patents

Akustischer Schwinger

Info

Publication number
DE373769C
DE373769C DES45191D DES0045191D DE373769C DE 373769 C DE373769 C DE 373769C DE S45191 D DES45191 D DE S45191D DE S0045191 D DES0045191 D DE S0045191D DE 373769 C DE373769 C DE 373769C
Authority
DE
Germany
Prior art keywords
acoustic transducer
parts
mass
oscillating mass
transducer
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
DES45191D
Other languages
German (de)
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.)
Siemens and Halske AG
Siemens Corp
Original Assignee
Siemens and Halske AG
Siemens Corp
Publication date
Priority to DENDAT298918D priority Critical patent/DE298918C/de
Priority to DES45191D priority patent/DE373769C/de
Application granted granted Critical
Publication of DE373769C publication Critical patent/DE373769C/de
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
DES45191D Akustischer Schwinger Expired DE373769C (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DENDAT298918D DE298918C (enrdf_load_stackoverflow)
DES45191D DE373769C (de) Akustischer Schwinger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES45191D DE373769C (de) Akustischer Schwinger

Publications (1)

Publication Number Publication Date
DE373769C true DE373769C (de) 1923-04-16

Family

ID=7485442

Family Applications (2)

Application Number Title Priority Date Filing Date
DENDAT298918D Active DE298918C (enrdf_load_stackoverflow)
DES45191D Expired DE373769C (de) Akustischer Schwinger

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DENDAT298918D Active DE298918C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (2) DE373769C (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1055407B (de) * 1952-05-05 1959-04-16 Dr Gerd Gerloff Richtempfaenger fuer Wasserschall

Also Published As

Publication number Publication date
DE298918C (enrdf_load_stackoverflow)

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