FR2126447B1 - - Google Patents

Info

Publication number
FR2126447B1
FR2126447B1 FR7206582A FR7206582A FR2126447B1 FR 2126447 B1 FR2126447 B1 FR 2126447B1 FR 7206582 A FR7206582 A FR 7206582A FR 7206582 A FR7206582 A FR 7206582A FR 2126447 B1 FR2126447 B1 FR 2126447B1
Authority
FR
France
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
FR7206582A
Other versions
FR2126447A1 (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.)
Hasler AG
Original Assignee
Hasler AG
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 Hasler AG filed Critical Hasler AG
Publication of FR2126447A1 publication Critical patent/FR2126447A1/fr
Application granted granted Critical
Publication of FR2126447B1 publication Critical patent/FR2126447B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
    • G01P3/80—Devices characterised by the determination of the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means
    • G01P3/806—Devices characterised by the determination of the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means in devices of the type to be classified in G01P3/68
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
    • G01P3/80—Devices characterised by the determination of the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means
    • G01P3/803—Devices characterised by the determination of the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means in devices of the type to be classified in G01P3/66

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Head (AREA)
FR7206582A 1971-02-26 1972-02-25 Expired FR2126447B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH270171A CH528738A (de) 1971-02-26 1971-02-26 Aufnahmekopf für einen optischen Korrelations-Geschwindigkeitsmesser

Publications (2)

Publication Number Publication Date
FR2126447A1 FR2126447A1 (fr) 1972-10-06
FR2126447B1 true FR2126447B1 (fr) 1976-01-16

Family

ID=4239644

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7206582A Expired FR2126447B1 (fr) 1971-02-26 1972-02-25

Country Status (8)

Country Link
US (1) US3799671A (fr)
CH (1) CH528738A (fr)
CS (1) CS162775B2 (fr)
DD (1) DD96341A5 (fr)
DE (1) DE2121979A1 (fr)
FR (1) FR2126447B1 (fr)
GB (1) GB1387745A (fr)
SE (1) SE372104B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3888589A (en) * 1974-02-11 1975-06-10 Pilkington Perkin Elmer Ltd Reflection grating optical odometer
US3878375A (en) * 1974-05-10 1975-04-15 John Mickowski Ram velocity measuring apparatus
US3941477A (en) * 1974-10-17 1976-03-02 Deutsche Forschungs-Und Versuchsanstalt Fur Luft-Und Raumfahrt E.V. Measuring device for the measurement of fluid flow rates
DE2636769B1 (de) * 1976-08-14 1977-11-10 Zeiss Carl Fa Vorrichtung zur messung der geschwindigkeit und/oder der bewegungsrichtung einer bildstruktur
GB1542420A (en) * 1976-09-04 1979-03-21 Rolls Royce Apparatus for laser anemometry
DE2643616C3 (de) * 1976-09-28 1979-05-31 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Strömungsgeschwindigkeitsmeßgerät
JPS55106361A (en) * 1979-02-08 1980-08-15 Nippon Soken Inc Optical contactless-type speed measuring device
FR2450455A1 (fr) * 1979-02-28 1980-09-26 Anvar Procede et dispositif pour la mesure des vitesses lineaires sans contact et sans marquage
SE440150B (sv) * 1984-05-08 1985-07-15 Stiftelsen Inst Mikrovags Anordning for optisk metning av ett foremals rorelse
ATE40969T1 (de) * 1985-05-16 1989-03-15 Stewart Hughes Ltd System zum erfassen einer bewegung.
US4818101A (en) * 1986-12-02 1989-04-04 The Boeing Company Laser-doppler velocimetry
US5841050A (en) * 1995-02-27 1998-11-24 Burgett, Inc. Method and apparatus for optically determining note characteristics from key motion in a keyboard operated musical instrument
US5524521A (en) * 1995-02-27 1996-06-11 Burgett, Inc. Method and apparatus for optically determining note characteristics in a keyboard operated musical instrument
US5834669A (en) * 1995-02-27 1998-11-10 Burgett, Inc. Method and apparatus for optically determining note characteristics from hammer catchers in a keyboard operated musical instrument
GB9911161D0 (en) * 1999-05-14 1999-07-14 Hyde John Measuring the flow of particles in a fluid
JP2003215149A (ja) * 2002-01-17 2003-07-30 Sharp Corp 光学式移動検出装置および搬送システム

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB950652A (en) * 1961-03-29 1964-02-26 Ferranti Ltd Improvements relating to measuring apparatus
DE1281158B (de) * 1965-04-24 1968-10-24 Leitz Ernst Gmbh Optisches Mehrzweck-Messgeraet
US3508066A (en) * 1966-06-16 1970-04-21 Marconi Co Ltd Apparatus comprising light-electric translating device for measuring speed of moving member having an ordinary surface
GB1187030A (en) * 1966-11-30 1970-04-08 Shell Int Research An Improved Method and Apparatus for the Measurement of Speed.
US3410624A (en) * 1967-09-22 1968-11-12 Bunker Ramo Three dimensional light beam scanner

Also Published As

Publication number Publication date
DD96341A5 (fr) 1973-03-12
GB1387745A (en) 1975-03-19
DE2121979A1 (de) 1972-08-31
FR2126447A1 (fr) 1972-10-06
SE372104B (fr) 1974-12-09
US3799671A (en) 1974-03-26
CS162775B2 (en) 1975-07-15
CH528738A (de) 1972-09-30

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Legal Events

Date Code Title Description
ST Notification of lapse