FR1194522A - Perfectionnement aux disques de contrôle par effet stroboscopique, de la vitesse derotation des disques en cours d'émission
- Google Patents
Perfectionnement aux disques de contrôle par effet stroboscopique, de la vitesse derotation des disques en cours d'émission
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.)
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 filedfiledCritical
Application grantedgrantedCritical
Publication of FR1194522ApublicationCriticalpatent/FR1194522A/fr
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
G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
G01P3/40—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light using stroboscopic means
Landscapes
Physics & Mathematics
(AREA)
Engineering & Computer Science
(AREA)
Electromagnetism
(AREA)
Power Engineering
(AREA)
General Physics & Mathematics
(AREA)
FR1194522D1958-03-241958-03-24Perfectionnement aux disques de contrôle par effet stroboscopique, de la vitesse derotation des disques en cours d'émission
ExpiredFR1194522A
(fr)