IT1227270B - SPEED CHANGE FOR VEHICLES. - Google Patents
SPEED CHANGE FOR VEHICLES.Info
- Publication number
- IT1227270B IT1227270B IT8822166A IT2216688A IT1227270B IT 1227270 B IT1227270 B IT 1227270B IT 8822166 A IT8822166 A IT 8822166A IT 2216688 A IT2216688 A IT 2216688A IT 1227270 B IT1227270 B IT 1227270B
- Authority
- IT
- Italy
- Prior art keywords
- vehicles
- speed change
- speed
- change
- Prior art date
Links
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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
- F16H3/089—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears all of the meshing gears being supported by a pair of parallel shafts, one being the input shaft and the other the output shaft, there being no countershaft involved
-
- 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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H2003/0818—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts comprising means for power-shifting
-
- 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
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0039—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising three forward speeds
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
- Gear-Shifting Mechanisms (AREA)
- Structure Of Transmissions (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0256087A AT404062B (en) | 1987-10-08 | 1987-10-08 | SPEED CHANGEOVER GEARBOX FOR MOTOR VEHICLES |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8822166A0 IT8822166A0 (en) | 1988-10-03 |
IT1227270B true IT1227270B (en) | 1991-03-28 |
Family
ID=3536457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8822166A IT1227270B (en) | 1987-10-08 | 1988-10-03 | SPEED CHANGE FOR VEHICLES. |
Country Status (4)
Country | Link |
---|---|
AT (1) | AT404062B (en) |
DE (1) | DE3831005A1 (en) |
FR (1) | FR2621669B1 (en) |
IT (1) | IT1227270B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3926570C2 (en) * | 1989-08-11 | 1994-11-24 | Daimler Benz Ag | Gear change transmission with two countershaft transmissions for motor vehicles |
DE4031571A1 (en) * | 1990-10-05 | 1992-04-09 | Daimler Benz Ag | METHOD FOR SHIFTING A MULTIPLE-WAY GEAR GEAR WITH ANY GEAR BY A GEAR CLUTCH WITH YOUR SHAFT COUPLABLE LOCKING WHEELS |
DE4041159C2 (en) * | 1990-12-21 | 1994-01-27 | Daimler Benz Ag | Fluid-operated friction clutch with only axially movable friction discs |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3507350A (en) * | 1967-11-24 | 1970-04-21 | Allis Chalmers Mfg Co | Vehicle directional switch and seat switch interlock |
DE2461421C3 (en) * | 1974-12-24 | 1978-05-18 | Ing. Alfred Schmidt Gmbh, 7822 St Blasien | Safety gear shift on a snow clearing vehicle, in particular a snow blower or snow thrower |
DE2623799C2 (en) * | 1976-05-28 | 1985-05-15 | Steyr-Daimler-Puch Ag, Wien | Switching device for a two-stage transmission that can be switched under load |
DE2644113A1 (en) * | 1976-09-30 | 1978-04-06 | Johann Bock | Vehicle stepped speed change gearing - has two lay shafts connectable by friction clutch to provide increased number of ratios |
FR2429688A1 (en) * | 1978-06-26 | 1980-01-25 | Citroen Sa | Manually-operated vehicle transmission - has speed and direction sensitive coupling connected in series with gear lever and controlled by cam |
SE415872B (en) * | 1979-09-03 | 1980-11-10 | Saab Scania Ab | ARRANGEMENTS TO LOCATE A VEHICLE COUPLE |
AT375744B (en) * | 1982-03-18 | 1984-09-10 | Steyr Daimler Puch Ag | MULTI-SPEED INTERCHANGEABLE GEARBOX FOR MOTOR VEHICLES |
US4560045A (en) * | 1983-04-22 | 1985-12-24 | Ford Motor Company | Transmission control system for a transmission having input shafts clutched to a power source |
US4685343A (en) * | 1983-09-15 | 1987-08-11 | Zahnradfabrik Friedrichshafen Ag | Powershift gearbox/transmission |
JPH068659B2 (en) * | 1984-03-30 | 1994-02-02 | 日産自動車株式会社 | Vehicle speed changer |
DE3532473A1 (en) * | 1985-09-11 | 1987-03-19 | Rexroth Mannesmann Gmbh | HYDRAULIC LOAD TRANSMISSION CONTROL FOR THE FORWARD-REVERSE SWITCHING |
AT393720B (en) * | 1986-11-20 | 1991-12-10 | Steyr Daimler Puch Ag | SPEED CHANGEOVER GEARBOX, ESPECIALLY FOR MOTOR VEHICLES |
-
1987
- 1987-10-08 AT AT0256087A patent/AT404062B/en not_active IP Right Cessation
-
1988
- 1988-09-12 DE DE3831005A patent/DE3831005A1/en active Granted
- 1988-09-20 FR FR8812261A patent/FR2621669B1/en not_active Expired - Fee Related
- 1988-10-03 IT IT8822166A patent/IT1227270B/en active
Also Published As
Publication number | Publication date |
---|---|
IT8822166A0 (en) | 1988-10-03 |
DE3831005C2 (en) | 1991-12-19 |
ATA256087A (en) | 1997-12-15 |
AT404062B (en) | 1998-08-25 |
FR2621669B1 (en) | 1994-06-03 |
DE3831005A1 (en) | 1989-04-27 |
FR2621669A1 (en) | 1989-04-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950929 |