NO124749B - - Google Patents

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Info

Publication number
NO124749B
NO124749B NO0370/68A NO37068A NO124749B NO 124749 B NO124749 B NO 124749B NO 0370/68 A NO0370/68 A NO 0370/68A NO 37068 A NO37068 A NO 37068A NO 124749 B NO124749 B NO 124749B
Authority
NO
Norway
Prior art keywords
spring
balance
pin
balance spring
claw
Prior art date
Application number
NO0370/68A
Other languages
English (en)
Norwegian (no)
Inventor
G Ziehm
K Triebold
A Schief
R Leisterer
Original Assignee
Krupp 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 Krupp Gmbh filed Critical Krupp Gmbh
Publication of NO124749B publication Critical patent/NO124749B/no

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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/8027—By vectorial composition of signals received by plural, differently-oriented transducers
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Electromechanical Clocks (AREA)
NO0370/68A 1967-01-31 1968-01-30 NO124749B (pm)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1967B0090969 DE1566837C3 (de) 1967-01-31 1967-01-31 Vorrichtung zur anzeige der richtung einfallender wasser schallwellen

Publications (1)

Publication Number Publication Date
NO124749B true NO124749B (pm) 1972-05-29

Family

ID=6985578

Family Applications (1)

Application Number Title Priority Date Filing Date
NO0370/68A NO124749B (pm) 1967-01-31 1968-01-30

Country Status (8)

Country Link
US (1) US3464056A (pm)
DE (1) DE1566837C3 (pm)
DK (1) DK124842B (pm)
FR (1) FR1566311A (pm)
GB (1) GB1199122A (pm)
NL (1) NL6801277A (pm)
NO (1) NO124749B (pm)
SE (2) SE388052B (pm)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1309079A (en) * 1969-07-16 1973-03-07 Emi Ltd Acoustic direction sensing systems
US4228531A (en) * 1970-09-17 1980-10-14 The United States Of America As Represented By The Secretary Of The Navy Automatic underwater null steering
DE2240041C3 (de) * 1972-08-16 1980-03-06 Fried. Krupp Gmbh, 4300 Essen Raumüberwachendes Gradientensystem
DE2413544C2 (de) * 1974-03-21 1982-04-29 Fried. Krupp Gmbh, 4300 Essen Verfahren zum Bilden eines Summensignals und zweier Differenzsignale zum Anzeigen der Richtung einfallender Schallwellen und Vorrichtung zu seiner Ausübung
DE2653969C2 (de) * 1976-11-27 1984-07-19 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und Anordnungen zur automatischen Bestimmung von Peilwinkeln
FR2611338B1 (fr) * 1987-02-23 1989-04-21 Dassault Electronique Dispositif detecteur acoustique a capteur bidirectionnel
US20070047743A1 (en) * 2005-08-26 2007-03-01 Step Communications Corporation, A Nevada Corporation Method and apparatus for improving noise discrimination using enhanced phase difference value
US7472041B2 (en) 2005-08-26 2008-12-30 Step Communications Corporation Method and apparatus for accommodating device and/or signal mismatch in a sensor array
US20070047742A1 (en) * 2005-08-26 2007-03-01 Step Communications Corporation, A Nevada Corporation Method and system for enhancing regional sensitivity noise discrimination
US7619563B2 (en) * 2005-08-26 2009-11-17 Step Communications Corporation Beam former using phase difference enhancement
US7415372B2 (en) * 2005-08-26 2008-08-19 Step Communications Corporation Method and apparatus for improving noise discrimination in multiple sensor pairs

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2214342A (en) * 1937-06-12 1940-09-10 Neufeld Jacob Position finding
US2867788A (en) * 1943-02-27 1959-01-06 Bell Telephone Labor Inc Object locating systems
US3061831A (en) * 1958-06-17 1962-10-30 Itt Radio direction finding system
US3176262A (en) * 1960-04-06 1965-03-30 Raytheon Co Directional sonar systems

Also Published As

Publication number Publication date
DE1566837B2 (de) 1971-04-15
SE370128B (sv) 1974-09-30
NL6801277A (nl) 1968-08-01
SE388052B (sv) 1976-09-20
DE1566837A1 (de) 1970-01-08
GB1199122A (en) 1970-07-15
US3464056A (en) 1969-08-26
DE1566837C3 (de) 1971-11-25
DK124842B (da) 1972-11-27
FR1566311A (fr) 1969-05-09

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