FR3003924A1 - Transmission a variation continue - Google Patents
Transmission a variation continue Download PDFInfo
- Publication number
- FR3003924A1 FR3003924A1 FR1352754A FR1352754A FR3003924A1 FR 3003924 A1 FR3003924 A1 FR 3003924A1 FR 1352754 A FR1352754 A FR 1352754A FR 1352754 A FR1352754 A FR 1352754A FR 3003924 A1 FR3003924 A1 FR 3003924A1
- Authority
- FR
- France
- Prior art keywords
- transmission
- planet carrier
- continuously variable
- ratio
- satellites
- 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.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 158
- 230000033001 locomotion Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
- F16H37/0833—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths
- F16H37/084—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths at least one power path being a continuously variable transmission, i.e. CVT
- F16H37/086—CVT using two coaxial friction members cooperating with at least one intermediate friction member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
- F16H15/48—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members with members having orbital motion
- F16H15/50—Gearings providing a continuous range of gear ratios
- F16H15/52—Gearings providing a continuous range of gear ratios in which a member of uniform effective diameter mounted on a shaft may co-operate with different parts of another member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
- F16H37/0833—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths
- F16H37/084—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths at least one power path being a continuously variable transmission, i.e. CVT
- F16H2037/0866—Power split variators with distributing differentials, with the output of the CVT connected or connectable to the output shaft
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/2002—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
- F16H2200/2005—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with one sets of orbital gears
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Friction Gearing (AREA)
Abstract
Description
Claims (10)
- REVENDICATIONS1. Transmission à variation continue (102 ; 202 ; 302) comprenant : une première surface circulaire de transmission (116) ; une deuxième surface circulaire de transmission (118) disposée en face de la première surface ; des satellites de transmission (108) coopérant avec les première et deuxième surfaces ; un porte-satellites (120), les satellites (108) étant montés sur le porte-satellites via des axes de rotation (110) dont l'inclinaison peut être variée en vue de modifier le rapport de transmission entre les première et deuxième surfaces de transmission (116, 118) ; caractérisée en ce que le porte-satellites (120) est lié en rotation avec la première ou la deuxième surface de transmission (116, 118) selon un rapport de transmission Rf différent de 1, ou avec la rotation des satellites (108) sur leurs axes (110).
- 2. Transmission à variation continue (102 ; 202) selon la revendication 1, caractérisée en ce que le porte-satellites (120) est lié en rotation avec la première (116) ou la deuxième surface de transmission (118) selon un rapport de transmission Rf<0, le porte-satellites (120) tournant en sens inverse à la première ou deuxième surface de transmission.
- 3. Transmission à variation continue (102 ; 202) selon la revendication 1, caractérisée en ce que le porte-satellites (120) est lié en rotation avec la première (116) ou la deuxième surface de transmission (118) selon un rapport de transmission Rf>0, préférentiellement Rf>2, le porte-satellites (120) tournant dans le sens de la première ou deuxième surface de transmission.
- 4. Transmission à variation continue (102; 202; 302) selon l'une des revendications 1 à 3, caractérisée en ce que les première (116) et deuxième surfaces de transmission (118) sont coaxiales et les satellites (108) sont répartis de manière circonférentielle par rapport à l'axe (114) desdites surfaces.
- 5. Transmission à variation continue (102) selon l'une des revendications 1 à 4, caractérisée en ce qu'elle comprend un arbre d'entrée (130) lié en rotation, préférentiellement en prise directe, avec le porte-satellites (120), ledit porte-satellites étant lié en rotation avec la première surface de transmission (116) suivant le rapport de transmission Rf.
- 6. Transmission à variation continue (102) selon la revendication 5, caractérisée en ce que le porte-satellites (120) est lié en rotation avec la première surface de transmission (116) via deux engrenages à denture externe (122, 128) et une denture interne, la denture interne étant préférentiellement directement 10 liée à la première surface de transmission (116).
- 7. Transmission à variation continue (202) selon l'une des revendications 1 à 4, caractérisée en ce qu'elle comprend un arbre de sortie lié en rotation, préférentiellement en prise directe, avec le porte-satellites, ledit porte-satellites étant lié en rotation avec la deuxième surface de transmission suivant le 15 rapport de transmission Rf.
- 8. Transmission à variation continue (102; 202; 302) selon l'une des revendications 1 à 7, caractérisée en ce que les satellites (108) coopèrent essentiellement par friction avec les première et deuxième surfaces circulaires (116, 118). 20
- 9. Transmission à variation continue (102; 202; 302) selon la revendication 8, caractérisée en ce que les satellites (108) comprennent des surfaces sphériques de contact avec les première et deuxième surfaces circulaires (116, 118).
- 10.Groupe motopropulseur notamment pour véhicule automobile, comprenant 25 une transmission à variation continue, caractérisé en ce que ladite transmission (102 ; 202 ; 302) est conforme à l'une des revendications 1 à 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1352754A FR3003924B1 (fr) | 2013-03-27 | 2013-03-27 | Transmission a variation continue |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1352754A FR3003924B1 (fr) | 2013-03-27 | 2013-03-27 | Transmission a variation continue |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3003924A1 true FR3003924A1 (fr) | 2014-10-03 |
FR3003924B1 FR3003924B1 (fr) | 2016-09-09 |
Family
ID=48613925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1352754A Active FR3003924B1 (fr) | 2013-03-27 | 2013-03-27 | Transmission a variation continue |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR3003924B1 (fr) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050148423A1 (en) * | 2003-08-11 | 2005-07-07 | Miller Donald C. | Continuously variable planetary gear set |
WO2007061993A2 (fr) * | 2005-11-22 | 2007-05-31 | Fallbrook Technologies Inc | Transmission a variation continue |
-
2013
- 2013-03-27 FR FR1352754A patent/FR3003924B1/fr active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050148423A1 (en) * | 2003-08-11 | 2005-07-07 | Miller Donald C. | Continuously variable planetary gear set |
WO2007061993A2 (fr) * | 2005-11-22 | 2007-05-31 | Fallbrook Technologies Inc | Transmission a variation continue |
Also Published As
Publication number | Publication date |
---|---|
FR3003924B1 (fr) | 2016-09-09 |
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Legal Events
Date | Code | Title | Description |
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PLFP | Fee payment |
Year of fee payment: 4 |
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PLFP | Fee payment |
Year of fee payment: 5 |
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PLFP | Fee payment |
Year of fee payment: 6 |
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CA | Change of address |
Effective date: 20180312 |
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CD | Change of name or company name |
Owner name: PEUGEOT CITROEN AUTOMOBILES SA, FR Effective date: 20180312 |
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PLFP | Fee payment |
Year of fee payment: 8 |
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PLFP | Fee payment |
Year of fee payment: 9 |
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PLFP | Fee payment |
Year of fee payment: 10 |
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PLFP | Fee payment |
Year of fee payment: 11 |
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PLFP | Fee payment |
Year of fee payment: 12 |
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CD | Change of name or company name |
Owner name: STELLANTIS AUTO SAS, FR Effective date: 20240423 |