IT7867849A0 - Trasmissione di coppia con primostadio idrostatico e due stadi idromeccanici - Google Patents
Trasmissione di coppia con primostadio idrostatico e due stadi idromeccaniciInfo
- Publication number
- IT7867849A0 IT7867849A0 IT7867849A IT6784978A IT7867849A0 IT 7867849 A0 IT7867849 A0 IT 7867849A0 IT 7867849 A IT7867849 A IT 7867849A IT 6784978 A IT6784978 A IT 6784978A IT 7867849 A0 IT7867849 A0 IT 7867849A0
- Authority
- IT
- Italy
- Prior art keywords
- hydromechanical
- hydrostatic
- stages
- stage
- torque transmission
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title 1
- 230000002706 hydrostatic effect Effects 0.000 title 1
Classifications
-
- 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
- F16H47/00—Combinations of mechanical gearing with fluid clutches or fluid gearing
- F16H47/02—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type
- F16H47/04—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type the mechanical gearing being of the type with members having orbital motion
-
- 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
- F16H2037/088—Power split variators with summing differentials, with the input of the CVT connected or connectable to the input shaft
- F16H2037/0886—Power split variators with summing differentials, with the input of the CVT connected or connectable to the input shaft with switching means, e.g. to change ranges
-
- 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
- F16H37/10—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 at both ends of intermediate shafts
- F16H2037/105—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 at both ends of intermediate shafts characterised by number of modes or ranges, e.g. for compound gearing
- F16H2037/107—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 at both ends of intermediate shafts characterised by number of modes or ranges, e.g. for compound gearing with switching means to provide three variator modes or ranges
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
- Motor Power Transmission Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/787,767 US4168637A (en) | 1977-04-15 | 1977-04-15 | Transmission with a first-stage hydrostatic mode and two hydromechanical stages |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7867849A0 true IT7867849A0 (it) | 1978-04-14 |
IT1109070B IT1109070B (it) | 1985-12-16 |
Family
ID=25142460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT67849/78A IT1109070B (it) | 1977-04-15 | 1978-04-14 | Trasmissione di coppia con primostadio idrostatico e due stadi idromeccanici |
Country Status (7)
Country | Link |
---|---|
US (1) | US4168637A (it) |
JP (1) | JPS53129768A (it) |
CA (1) | CA1095741A (it) |
DE (1) | DE2815831A1 (it) |
FR (1) | FR2387389A1 (it) |
GB (1) | GB1597079A (it) |
IT (1) | IT1109070B (it) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1113281A (en) * | 1977-08-18 | 1981-12-01 | Frederic W. Pollman | Hydromechanical transmissions |
US4341131A (en) * | 1977-08-18 | 1982-07-27 | Sundstrand Corporation | Hydromechanical transmissions |
US4306467A (en) * | 1977-08-18 | 1981-12-22 | Sundstrand Corporation | Hydromechanical transmissions |
DE2757300C2 (de) * | 1977-12-22 | 1982-08-12 | Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen | Leistungsverzweigtes hydrostatisch-mechanisches Verbundgetriebe |
US4238976A (en) * | 1978-10-19 | 1980-12-16 | Vadetec Corporation | Infinitely variable power transmission and system |
US4261226A (en) * | 1979-04-13 | 1981-04-14 | Orshansky Transmission Corporation | Transmission with a first-stage hydrostatic mode and two hydromechanical stages |
FR2467332A1 (fr) * | 1979-10-15 | 1981-04-17 | Cem Comp Electro Mec | Procede de changement de mode avec passage sous couple pour un dispositif a vitesse variable, et dispositif pour la mise en oeuvre de ce procede |
US4363247A (en) * | 1979-11-19 | 1982-12-14 | Orshansky Transmission Corporation | Transmission with a first-stage hydrostatic mode and two hydromechanical stages |
US4935313A (en) * | 1985-02-12 | 1990-06-19 | Masco Corporation Of Indiana | Process of manufacturing seal members having a low friction coefficient |
DE19548934A1 (de) * | 1995-12-27 | 1997-07-03 | Steyr Daimler Puch Ag | Verfahren zum Steuern eines hydrostatisch-mechanischen Leistungsverzweigungsgetriebes bei unbestimmten Getriebestellungen |
JP2007327536A (ja) * | 2006-06-07 | 2007-12-20 | Honda Motor Co Ltd | 変速機 |
US9358879B1 (en) | 2011-04-18 | 2016-06-07 | Hydro-Gear Limited Partnership | Hydrostatic transaxle |
US20120302386A1 (en) * | 2011-05-25 | 2012-11-29 | Caterpillar Inc. | Triple hybrid transmission system |
US9423026B2 (en) | 2013-12-20 | 2016-08-23 | Cnh Industrial America Llc | System and method for controlling a continuously variable transmission when transitioning operation from a hydrostatic mode to a hydro-mechanical mode |
US11629781B2 (en) * | 2018-12-27 | 2023-04-18 | Kubota Corporation | Work vehicle |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1185883B (de) * | 1959-10-09 | 1965-01-21 | Massey Ferguson Inc | Getriebeanordnung mit Leistungsverzweigung |
US3100405A (en) * | 1962-04-23 | 1963-08-13 | Avco Corp | Multi-speed split-power reduction gear |
FR1584179A (it) * | 1968-08-29 | 1969-12-12 | ||
US3777593A (en) * | 1971-11-22 | 1973-12-11 | Gen Motors Corp | Multi-range coaxial hydromechanical transmission |
US3861240A (en) * | 1973-03-02 | 1975-01-21 | Gen Electric | Multiple speed range hydromechanical transmission |
US3866490A (en) * | 1974-02-19 | 1975-02-18 | Orshansky Transmission Corp | Split power transmission |
JPS562223B2 (it) * | 1973-08-29 | 1981-01-19 | ||
US3988949A (en) * | 1974-06-12 | 1976-11-02 | Orshansky Transmission Corporation | Split-torque power transmission |
-
1977
- 1977-04-15 US US05/787,767 patent/US4168637A/en not_active Expired - Lifetime
-
1978
- 1978-04-12 DE DE19782815831 patent/DE2815831A1/de not_active Withdrawn
- 1978-04-12 GB GB14451/78A patent/GB1597079A/en not_active Expired
- 1978-04-12 CA CA300,978A patent/CA1095741A/en not_active Expired
- 1978-04-14 FR FR7811144A patent/FR2387389A1/fr active Pending
- 1978-04-14 IT IT67849/78A patent/IT1109070B/it active
- 1978-04-14 JP JP4337178A patent/JPS53129768A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CA1095741A (en) | 1981-02-17 |
FR2387389A1 (fr) | 1978-11-10 |
DE2815831A1 (de) | 1978-10-19 |
IT1109070B (it) | 1985-12-16 |
JPS53129768A (en) | 1978-11-13 |
GB1597079A (en) | 1981-09-03 |
US4168637A (en) | 1979-09-25 |
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