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GYROSCOPE SUSPENSION ACCORDEE [2 records]
Record 1 - internal organization data 2002-04-17
Record 1, English
Record 1, Subject field(s)
- Measuring Instruments (Engineering)
- General Mechanics (Physics)
- Aircraft Piloting and Navigation
Record 1, Main entry term, English
- dynamically tuned gyro
1, record 1, English, dynamically%20tuned%20gyro
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- dynamically tuned gyroscope 2, record 1, English, dynamically%20tuned%20gyroscope
correct
- DTG 2, record 1, English, DTG
correct
- DTG 2, record 1, English, DTG
- tuned rotor gyro 3, record 1, English, tuned%20rotor%20gyro
correct
- tuned rotor gyroscope 4, record 1, English, tuned%20rotor%20gyroscope
correct
- tuned-rotor gyroscope 5, record 1, English, tuned%2Drotor%20gyroscope
correct
- tuned-gimbal gyroscope 6, record 1, English, tuned%2Dgimbal%20gyroscope
correct
- dry gyro 7, record 1, English, dry%20gyro
correct
- dry gyroscope 8, record 1, English, dry%20gyroscope
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A two-degree-of-freedom gyro in which a dynamically tuned flexure and gimbal mechanism both supports the rotor and provides angular freedom about axes perpendicular to the spin axis. 3, record 1, English, - dynamically%20tuned%20gyro
Record number: 1, Textual support number: 1 CONT
The "dynamic tuning" of a dynamically tuned gyroscope (DTG) refers to a clever gimbal configuration that balances the torques from the support flexure with dynamic spring torques created by gimbal "flutter" while the gyro rotor spins. This configuration allows the gyro rotor to spin to a "free" rotor in two axes. 2, record 1, English, - dynamically%20tuned%20gyro
Record 1, French
Record 1, Domaine(s)
- Instruments de mesure (Ingénierie)
- Mécanique générale (Physique)
- Pilotage et navigation aérienne
Record 1, Main entry term, French
- gyroscope à suspension dynamiquement accordée
1, record 1, French, gyroscope%20%C3%A0%20suspension%20dynamiquement%20accord%C3%A9e
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- gyroscope à suspension dynamique 2, record 1, French, gyroscope%20%C3%A0%20suspension%20dynamique
correct, masculine noun
- gyroscope accordé 3, record 1, French, gyroscope%20accord%C3%A9
correct, masculine noun
- gyroscope mécanique à suspension dynamique 4, record 1, French, gyroscope%20m%C3%A9canique%20%C3%A0%20suspension%20dynamique
correct, masculine noun
- gyroscope à suspension élastique compensée 5, record 1, French, gyroscope%20%C3%A0%20suspension%20%C3%A9lastique%20compens%C3%A9e
correct, masculine noun
- gyroscope SEC 5, record 1, French, gyroscope%20SEC
correct, masculine noun
- gyroscope sec 6, record 1, French, gyroscope%20sec
correct, masculine noun
- gyroscope à suspension compensée 5, record 1, French, gyroscope%20%C3%A0%20suspension%20compens%C3%A9e
correct, masculine noun
- gyroscope à suspension accordée 5, record 1, French, gyroscope%20%C3%A0%20suspension%20accord%C3%A9e
masculine noun
- gyroscope à rotor syntonisé 7, record 1, French, gyroscope%20%C3%A0%20rotor%20syntonis%C3%A9
masculine noun
- gyroscope à suspension dynamique accordée 8, record 1, French, gyroscope%20%C3%A0%20suspension%20dynamique%20accord%C3%A9e
masculine noun
- gyroscope à rotor accordé 7, record 1, French, gyroscope%20%C3%A0%20rotor%20accord%C3%A9
masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
Les gyroscopes à suspension dynamiquement accordée [...] sont des gyroscopes «deux axes», à faible débattement angulaire, dont la toupie est reliée au boîtier par un (ou deux) joints de Hooke; la charnière ainsi constituée se trouve à l'intérieur de la toupie. [...] Ces appareils présentent les avantages suivants : pas de liquide de flottaison (gyroscopes dits «secs»), pas de fils d'amenée de courant à l'élément sensible, pas de roulements à billes dans l'élément sensible, moteur d'entraînement séparé de l'élément sensible. 6, record 1, French, - gyroscope%20%C3%A0%20suspension%20dynamiquement%20accord%C3%A9e
Record number: 1, Textual support number: 2 CONT
Équations de la gyroscopie [...] Suspension dynamique accordée [...] le principe : Les paliers des articulations S1-S2 et S2-S3 ne sont plus des roulements, mais remplacés par [des] joints de Hooke ou encore des barres de torsion élastiques. Un calcul complexe montre qu'à une vitesse précise dite d'accord, la raideur des joints est compensée [...] par le couple des forces d'inertie centrifuge et la suspension ne présente plus alors aucune rigidité. Les débattements de la toupie, en orientation, sont limités à quelques degrés. La condition d'accord définissant la vitesse correcte relie les caractéristiques des barres de torsion et un moment d'inertie particulier de l'anneau interne. On l'appelle la condition de tuning et c'est ce qui donne à la technique le nom de gyroscope accordé. 9, record 1, French, - gyroscope%20%C3%A0%20suspension%20dynamiquement%20accord%C3%A9e
Record number: 1, Textual support number: 1 OBS
Suspension dynamique accordée [...] Il y a disparition du liquide de flottaison, le gyro est dit «dry gyro». L'usage de ces gyros est réservé aux centrales inertielles. 9, record 1, French, - gyroscope%20%C3%A0%20suspension%20dynamiquement%20accord%C3%A9e
Record number: 1, Textual support number: 2 OBS
[Noter] le jeu de mots entre notre «gyroscope SEC» et le «dry gyro» de la littérature anglo-saxonne, représentant un capteur sans liquide de flottaison (c'est bien le cas du gyroscope à suspension compensée); [...] 5, record 1, French, - gyroscope%20%C3%A0%20suspension%20dynamiquement%20accord%C3%A9e
Record 1, Key term(s)
- dry gyro
- gyroscope dit sec
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2001-05-07
Record 2, English
Record 2, Subject field(s)
- Air Navigation Aids
- Flight Instruments and Equipment (Aeroindustry)
- Applications of Automation
- Astronautics
Record 2, Main entry term, English
- miniature dynamic-suspension gyro
1, record 2, English, miniature%20dynamic%2Dsuspension%20gyro
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
- dry-tuned gyroscope 2, record 2, English, dry%2Dtuned%20gyroscope
correct
- dry-tuned gyro 3, record 2, English, dry%2Dtuned%20gyro
correct
- dry tuned gyro 4, record 2, English, dry%20tuned%20gyro
correct
Record 2, Textual support, English
Record number: 2, Textual support number: 1 CONT
Nowadays, SFIM is producing miniature dynamic-suspension gyros, which it has been developing since 1974 and which go into the strapdown inertial systems for various guided weapons, both missiles and torpedoes. 1, record 2, English, - miniature%20dynamic%2Dsuspension%20gyro
Record 2, French
Record 2, Domaine(s)
- Aides à la navigation aérienne
- Instruments et équipement de bord (Constructions aéronautiques)
- Automatisation et applications
- Astronautique
Record 2, Main entry term, French
- gyroscope accordé miniature
1, record 2, French, gyroscope%20accord%C3%A9%20miniature
correct, masculine noun
Record 2, Abbreviations, French
- GAM 2, record 2, French, GAM
correct, masculine noun
Record 2, Synonyms, French
- gyroscope deux axes à joints flexibles 3, record 2, French, gyroscope%20deux%20axes%20%C3%A0%20joints%20flexibles
correct, masculine noun
- gyroscope à suspension accordée 4, record 2, French, gyroscope%20%C3%A0%20suspension%20accord%C3%A9e
correct, masculine noun
- gyroscope sec accordé 4, record 2, French, gyroscope%20sec%20accord%C3%A9
correct, masculine noun
Record 2, Textual support, French
Record number: 2, Textual support number: 1 CONT
Actuellement, SFIM produit des Gyroscopes Accordés Miniatures (GAM), étudiés depuis 1974, qui entrent dans la constitution de systèmes inertiels liés [...] pour engins (missiles et torpilles) faisant l'objet de productions en grandes série. 5, record 2, French, - gyroscope%20accord%C3%A9%20miniature
Record 2, Spanish
Record 2, Textual support, Spanish
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