FR1474333A - Optical position marking device - Google Patents

Optical position marking device

Info

Publication number
FR1474333A
FR1474333A FR55013A FR55013A FR1474333A FR 1474333 A FR1474333 A FR 1474333A FR 55013 A FR55013 A FR 55013A FR 55013 A FR55013 A FR 55013A FR 1474333 A FR1474333 A FR 1474333A
Authority
FR
France
Prior art keywords
marking device
optical position
position marking
optical
marking
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
FR55013A
Other languages
French (fr)
Inventor
Vilmos Torok
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.)
ABB Norden Holding AB
Original Assignee
ASEA AB
Allmanna Svenska Elektriska AB
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 ASEA AB, Allmanna Svenska Elektriska AB filed Critical ASEA AB
Priority to FR55013A priority Critical patent/FR1474333A/en
Application granted granted Critical
Publication of FR1474333A publication Critical patent/FR1474333A/en
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
    • 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
    • G01S3/78—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 electromagnetic waves other than radio waves
    • G01S3/782—Systems for determining direction or deviation from predetermined direction
    • G01S3/785—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system
    • G01S3/786—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system the desired condition being maintained automatically

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR55013A 1966-03-25 1966-03-25 Optical position marking device Expired FR1474333A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR55013A FR1474333A (en) 1966-03-25 1966-03-25 Optical position marking device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR55013A FR1474333A (en) 1966-03-25 1966-03-25 Optical position marking device

Publications (1)

Publication Number Publication Date
FR1474333A true FR1474333A (en) 1967-03-24

Family

ID=8604703

Family Applications (1)

Application Number Title Priority Date Filing Date
FR55013A Expired FR1474333A (en) 1966-03-25 1966-03-25 Optical position marking device

Country Status (1)

Country Link
FR (1) FR1474333A (en)

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