FR899774A - Indicateur de distance, en particulier altimètre pour avions - Google Patents

Indicateur de distance, en particulier altimètre pour avions

Info

Publication number
FR899774A
FR899774A FR899774DA FR899774A FR 899774 A FR899774 A FR 899774A FR 899774D A FR899774D A FR 899774DA FR 899774 A FR899774 A FR 899774A
Authority
FR
France
Prior art keywords
altimeter
airplanes
distance indicator
indicator
distance
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
Other languages
English (en)
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR899774A publication Critical patent/FR899774A/fr
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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
    • 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
    • G01S1/02—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 radio waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR899774D 1942-11-16 1943-11-15 Indicateur de distance, en particulier altimètre pour avions Expired FR899774A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL244633X 1942-11-16

Publications (1)

Publication Number Publication Date
FR899774A true FR899774A (fr) 1945-06-11

Family

ID=19780777

Family Applications (1)

Application Number Title Priority Date Filing Date
FR899774D Expired FR899774A (fr) 1942-11-16 1943-11-15 Indicateur de distance, en particulier altimètre pour avions

Country Status (3)

Country Link
BE (1) BE453186A (enrdf_load_html_response)
CH (1) CH244633A (enrdf_load_html_response)
FR (1) FR899774A (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4030172A1 (de) * 1990-09-24 1992-03-26 Rtt Thueringer Textilwerke Urs Mischfaservlies mit schafschurwolle und verfahren zu seiner herstellung

Also Published As

Publication number Publication date
CH244633A (de) 1946-09-30
BE453186A (enrdf_load_html_response)

Similar Documents

Publication Publication Date Title
FR894353A (fr) Indicateur de distance, en particulier altimètre pour avions, à deux sensibilités
FR897437A (fr) Apomécomètre, en particulier altimètre
ES176830A1 (es) Mejoras en sistemas de navegación instrumental
FR899774A (fr) Indicateur de distance, en particulier altimètre pour avions
FR899673A (fr) Indicateur de distance, en particulier altimètre pour avions
CH236912A (fr) Véhicule.
CH241328A (de) Zugpackung.
FR892229A (fr) Dégivreur-silencieux pour aéroplanes
CA402275A (en) Visibility measuring method
FR901833A (fr) Train de roulement éclipsable, notamment pour avions
DK65245C (da) Afstandsmaaler, især Højdemaaler for Luftfartøjer.
CA409546A (en) Distance indicating method
CH251271A (fr) Dispositif de changement de vitesses.
FR899377A (fr) Portée élastique, en particulier pour automobiles
CA408632A (en) Indicator system
CA405348A (en) Indicating instrument
CA404049A (en) Direction indicator
CA405730A (en) Direction indicator
CA403551A (en) Measuring gauge
CA403230A (en) Scale
CA408621A (en) Navigatory position determining method
CA404950A (en) Measuring device
ES155964A1 (es) Aparato indicador de posicion
CA403994A (en) Weighing scale
CA403764A (en) Weighing scale