FR932083A - Perfectionnements aux moyens pour la mesure du mouvement relatif dans un fluide et l'évaluation des changements qui se produisent dans ce mouvement
- Google Patents
Perfectionnements aux moyens pour la mesure du mouvement relatif dans un fluide et l'évaluation des changements qui se produisent dans ce mouvement
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.)
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.)
Henry Hughes & Son
Original Assignee
Henry Hughes & Son
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 Henry Hughes & SonfiledCriticalHenry Hughes & Son
Application grantedgrantedCritical
Publication of FR932083ApublicationCriticalpatent/FR932083A/fr
G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
G01P5/245—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by measuring transit time of acoustical waves
Landscapes
Physics & Mathematics
(AREA)
Engineering & Computer Science
(AREA)
Acoustics & Sound
(AREA)
Multimedia
(AREA)
Aviation & Aerospace Engineering
(AREA)
General Physics & Mathematics
(AREA)
FR932083D1945-07-111946-08-09Perfectionnements aux moyens pour la mesure du mouvement relatif dans un fluide et l'évaluation des changements qui se produisent dans ce mouvement
ExpiredFR932083A
(fr)
Perfectionnements aux moyens pour la mesure du mouvement relatif dans un fluide et l'évaluation des changements qui se produisent dans ce mouvement
Dispositif pour mesurer les variations d'opacité de la flamme d'un convertisseur thomas et déterminer automatiquement la fin de l'opération