CN101230894B - Multi-speed transmission - Google Patents

Multi-speed transmission Download PDF

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Publication number
CN101230894B
CN101230894B CN2007101622543A CN200710162254A CN101230894B CN 101230894 B CN101230894 B CN 101230894B CN 2007101622543 A CN2007101622543 A CN 2007101622543A CN 200710162254 A CN200710162254 A CN 200710162254A CN 101230894 B CN101230894 B CN 101230894B
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CN
China
Prior art keywords
planetary gear
gear set
wall
clutch
zone
Prior art date
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Expired - Fee Related
Application number
CN2007101622543A
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Chinese (zh)
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CN101230894A (en
Inventor
S·H·维特科普
J·M·哈特
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GM Global Technology Operations LLC
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GM Global Technology Operations LLC
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Filing date
Publication date
Priority claimed from US11/853,436 external-priority patent/US7789788B2/en
Application filed by GM Global Technology Operations LLC filed Critical GM Global Technology Operations LLC
Publication of CN101230894A publication Critical patent/CN101230894A/en
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Publication of CN101230894B publication Critical patent/CN101230894B/en
Expired - Fee Related legal-status Critical Current
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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
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
    • F16H3/62—Gearings having three or more central gears
    • F16H3/66—Gearings having three or more central gears composed of a number of gear trains without drive passing from one train to another
    • 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
    • F16H2200/006—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising eight forward speeds
    • 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
    • F16H2200/201—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with three sets of orbital gears
    • 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
    • F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
    • F16H2200/2046—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with six engaging means
    • 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
    • F16H2200/2097—Transmissions using gears with orbital motion comprising an orbital gear set member permanently connected to the housing, e.g. a sun wheel permanently connected to the housing

Abstract

The invention provides a transmission, which comprises an input member, an output member, a transmission housing, three planetary gear sets and five clutches in the transmission housing, and a brake. The clutches and the brake selectively interconnects one or more of the input member, the output member, the transmission housing and the three planetary gear sets with each other. The transmission housing is provided with five regions, and each of the three clutches and the brake is located in each of the five regions. The clutches and the brake are selectively engaged with each other so as to establish at least eight forward gears and at least one reverse gear.

Description

Multi-speed transmission
The application requires in the U.S. Provisional Application No.60/828 of submission on October 9th, 2006,663 preference.The full content of above-mentioned application is incorporated this paper into by reference.
Technical field
The application generally relates to the multi-speed transmission with a plurality of planetary gear set and a plurality of torque transmitters, relates in particular to the speed changer with eight or more drive gears, three planetary gear set and a plurality of torque transmitters.
Background technique
Current, automatic transmission is widely used in passenger vehicle and the lorry.As everyone knows, automatic transmission provides a plurality of forward gearss and at least one reverse gear.Set up gear by using a plurality of planetary gear set.The joint of gear train is controlled by a plurality of fluid-operated torque transmitters (being commonly referred to clutch and break).
Provide at least four forward gearss to become standard in the automatic transmission that is used for passenger vehicle.Recent again, the automaker will increase to forward gears six, increase in some cases seven or eight.Certainly, this need to increase planetary gear set.But hope makes the minimum number of torque-transmitting mechanisms, to reduce the overall dimensions of cost and speed changer.
Eight grades of planetary transmissions of multiple current proposition arrange three planetary gear set and five torque-transmitting mechanisms.The packing that problem is planetary gear set and torque transmitter that transmission design person and MANUFACTURER face.Preferably with gear train and torque-transmitting mechanisms so that the speed changer overall dimensions is minimum and reduce the mode of making complexity and arrange.
Therefore, existence is to the demand of new modified model multi-speed transmission.The gear train of speed changer and the layout of torque-transmitting mechanisms should make the size of speed changer minimum, and it is minimum to make complexity.
Summary of the invention
According to the present invention, a kind of speed changer is provided, this speed changer comprises:
Input element;
Output element;
Case of transmission has the first wall of close motor, second wall relative with described first wall and the 3rd wall that extends between described first wall and the second wall;
Be arranged in first in the described case of transmission, second and the third planet gear train, wherein said the first planetary gear set is adjacent with described first wall, described third planet gear train is adjacent with described the second wall, and described the second planetary gear set is between described the first planetary gear set and described third planet gear train, each planetary gear set all has the central gear element, the planet carrier element of gear ring element and a plurality of small gears of support, each described pinion arrangement becomes with described central gear element and described gear ring element all intermeshes, the described planet carrier element of wherein said output element and described third planet gear train is interconnected constantly, the described gear ring element of wherein said the first planetary gear set for good and all is connected on the described central gear element of described the second planetary gear set, and the described central gear element of wherein said the first planetary gear set for good and all is connected on the described case of transmission;
Wherein said case of transmission has first, second, the 3rd, the the 4th and the 5th zone, wherein said first area is defined as from the outer periphery of described planetary gear set inside, and defined by described first wall and described the first planetary gear set in the axial direction, described second area is defined as from the outer periphery of described planetary gear set inside, and defined by described the first and second planetary gear set in the axial direction, described the 3rd zone is defined as from the outer periphery of described planetary gear set inside, and in the axial direction by described second and the third planet gear train define, described the 4th zone is defined as from the outer periphery of described planetary gear set inside, and defined by described third planet gear train and described the second wall in the axial direction, described the 5th zone is defined as from described the 3rd wall radially inside and outside from the outer periphery of described planetary gear set, and is defined by described first wall and described the second wall in the axial direction;
First clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the first planetary gear set;
Second clutch can engage selectively, with the described central gear component interconnect with described gear ring element and the described third planet gear train of described input element and described the second planetary gear set;
Three-clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the second planetary gear set;
Four clutches can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the first planetary gear set;
The 5th clutch can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the second planetary gear set;
Break can engage selectively, so that described gear ring element and the described case of transmission of described third planet gear train is interconnected;
Wherein said clutch and described break engage selectively, to set up at least eight forward gearss and at least one reverse gear between described input element and described output element.
Preferably, described first clutch is arranged in described second area, described second clutch is arranged in described the 3rd zone, described three-clutch is arranged in described the 3rd zone, described four clutches is arranged in described the 5th zone, described the 5th clutch is arranged in described second area, and described break is arranged in described the 5th zone.
Alternatively, described first clutch is arranged in described second area, described second clutch is arranged in described the 3rd zone, described three-clutch is arranged in described the 3rd zone, described four clutches is arranged in described the 5th zone, described the 5th clutch is arranged in described the 5th zone, and described break is arranged in described the 5th zone.
According to the present invention, another kind of speed changer also is provided, this speed changer comprises:
Input element;
Output element;
Case of transmission has the first wall of close motor, second wall relative with described first wall and the 3rd wall that extends between described first wall and the second wall;
Be arranged in first in the described case of transmission, second and the third planet gear train, wherein said third planet gear train is adjacent with described first wall, described the first planetary gear set is adjacent with described the second wall, and described the second planetary gear set is between described the first planetary gear set and described third planet gear train, each planetary gear set all has the central gear element, the planet carrier element of gear ring element and a plurality of small gears of support, each described pinion arrangement becomes with described central gear element and described gear ring element all intermeshes, the described planet carrier element of wherein said output element and described third planet gear train is interconnected constantly, the described gear ring element of wherein said the first planetary gear set for good and all is connected on the described central gear element of described the second planetary gear set, and the described central gear element of wherein said the first planetary gear set for good and all is connected on the described case of transmission;
Wherein said case of transmission has first, second, the 3rd, the the 4th and the 5th zone, wherein said first area is defined as from the outer periphery of described planetary gear set inside, and defined by described first wall and described third planet gear train in the axial direction, described second area is defined as from the outer periphery of described planetary gear set inside, and defined by the described the 3rd and second planetary gear set in the axial direction, described the 3rd zone is defined as from the outer periphery of described planetary gear set inside, and defined by the described second and first planetary gear set in the axial direction, described the 4th zone is defined as from the outer periphery of described planetary gear set inside, and defined by described the first planetary gear set and described the second wall in the axial direction, described the 5th zone is defined as from described the 3rd wall radially inside and outside from the outer periphery of described planetary gear set, and is defined by described first wall and described the second wall in the axial direction;
First clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the first planetary gear set;
Second clutch can engage selectively, with the described central gear component interconnect with described gear ring element and the described third planet gear train of described input element and described the second planetary gear set;
Three-clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the second planetary gear set;
Four clutches can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the first planetary gear set;
The 5th clutch can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the second planetary gear set;
Break can engage selectively, so that described gear ring element and the described case of transmission of described third planet gear train is interconnected;
Wherein said clutch and described break engage selectively, to set up at least eight forward gearss and at least one reverse gear between described input element and described output element.。
Preferably, described first clutch is arranged in described the 3rd zone, described second clutch is arranged in described first area, described three-clutch is arranged in described second area, described four clutches is arranged in described the 4th zone, described the 5th clutch is arranged in described the 3rd zone, and described break is arranged in described the 5th zone.
According to the present invention, another kind of speed changer also is provided, this speed changer comprises:
Input element;
Output element;
Case of transmission has the first wall of close motor, second wall relative with described first wall and the 3rd wall that extends between described first wall and the second wall;
Be arranged in first in the described case of transmission, second and the third planet gear train, wherein said the second planetary gear set is adjacent with described first wall, described third planet gear train is adjacent with described the second wall, and described the first planetary gear set is between described the second planetary gear set and described third planet gear train, each planetary gear set all has the central gear element, the planet carrier element of gear ring element and a plurality of small gears of support, each described pinion arrangement becomes with described central gear element and described gear ring element all intermeshes, the described planet carrier element of wherein said output element and described third planet gear train is interconnected constantly, the described gear ring element of wherein said the first planetary gear set for good and all is connected on the described central gear element of described the second planetary gear set, and the described central gear element of wherein said the first planetary gear set for good and all is connected on the described case of transmission;
Wherein said case of transmission has first, second, the 3rd, the the 4th and the 5th zone, wherein said first area is defined as from the outer periphery of described planetary gear set inside, and defined by described first wall and described the second planetary gear set in the axial direction, described second area is defined as from the outer periphery of described planetary gear set inside, and defined by described the first and second planetary gear set in the axial direction, described the 3rd zone is defined as from the outer periphery of described planetary gear set inside, and in the axial direction by described first and the third planet gear train define, described the 4th zone is defined as from the outer periphery of described planetary gear set inside, and defined by described third planet gear train and described the second wall in the axial direction, described the 5th zone is defined as from described the 3rd wall radially inside and outside from the outer periphery of described planetary gear set, and is defined by described first wall and described the second wall in the axial direction;
First clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the first planetary gear set;
Second clutch can engage selectively, with the described central gear component interconnect with described gear ring element and the described third planet gear train of described input element and described the second planetary gear set;
Three-clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the second planetary gear set;
Four clutches can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the first planetary gear set;
The 5th clutch can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the second planetary gear set;
Break can engage selectively, so that described gear ring element and the described case of transmission of described third planet gear train is interconnected;
Wherein said clutch and described break engage selectively, to set up at least eight forward gearss and at least one reverse gear between described input element and described output element.
Preferably, described first clutch is arranged in described the 3rd zone, described second clutch is arranged in described second area, described three-clutch is arranged in described second area, described four clutches is arranged in described the 5th zone, described the 5th clutch is arranged in described the 3rd zone, and described break is arranged in described the 5th zone.
Alternatively, described first clutch is arranged in described the 3rd zone, described second clutch is arranged in described second area, described three-clutch is arranged in described second area, described four clutches is arranged in described second area, described the 5th clutch is arranged in described first area, and described break is arranged in described the 5th zone.
According to the present invention, another kind of speed changer also is provided, this speed changer comprises:
Input element;
Output element;
Case of transmission has the first wall of close motor, second wall relative with described first wall and the 3rd wall that extends between described first wall and the second wall;
Be arranged in first in the described case of transmission, second and the third planet gear train, wherein said third planet gear train is adjacent with described first wall, described the second planetary gear set is adjacent with described the second wall, and described the first planetary gear set is between described the second planetary gear set and described third planet gear train, each planetary gear set all has the central gear element, the planet carrier element of gear ring element and a plurality of small gears of support, each described pinion arrangement becomes with described central gear element and described gear ring element all intermeshes, the described planet carrier element of wherein said output element and described third planet gear train is interconnected constantly, the described gear ring element of wherein said the first planetary gear set for good and all is connected on the described central gear element of described the second planetary gear set, and the described central gear element of wherein said the first planetary gear set for good and all is connected on the described case of transmission;
Wherein said case of transmission has first, second, the 3rd, the the 4th and the 5th zone, wherein said first area is defined as from the outer periphery of described planetary gear set inside, and defined by described first wall and described third planet gear train in the axial direction, described second area is defined as from the outer periphery of described planetary gear set inside, and in the axial direction by described first and the third planet gear train define, described the 3rd zone is defined as from the outer periphery of described planetary gear set inside, and defined by described the first and second planetary gear set in the axial direction, described the 4th zone is defined as from the outer periphery of described planetary gear set inside, and defined by described the second planetary gear set and described the second wall in the axial direction, described the 5th zone is defined as from described the 3rd wall radially inside and outside from the outer periphery of described planetary gear set, and is defined by described first wall and described the second wall in the axial direction;
First clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the first planetary gear set;
Second clutch can engage selectively, with the described central gear component interconnect with described gear ring element and the described third planet gear train of described input element and described the second planetary gear set;
Three-clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the second planetary gear set;
Four clutches can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the first planetary gear set;
The 5th clutch can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the second planetary gear set;
Break can engage selectively, so that described gear ring element and the described case of transmission of described third planet gear train is interconnected;
Wherein said clutch and described break engage selectively, to set up at least eight forward gearss and at least one reverse gear between described input element and described output element.
Preferably, described first clutch is arranged in described second area, described second clutch is arranged in described first area, described three-clutch is arranged in described second area, described four clutches is arranged in described the 5th zone, described the 5th clutch is arranged in described the 4th zone, and described break is arranged in described the 5th zone.
According to the present invention, another kind of speed changer also is provided, this speed changer comprises:
Input element;
Output element;
Case of transmission has the first wall of close motor, second wall relative with described first wall and the 3rd wall that extends between described first wall and the second wall;
Be arranged in first in the described case of transmission, second and the third planet gear train, wherein said the first planetary gear set is adjacent with described first wall, described the second planetary gear set is adjacent with described the second wall, and described third planet gear train is between described the first planetary gear set and described the second planetary gear set, each planetary gear set all has the central gear element, the planet carrier element of gear ring element and a plurality of small gears of support, each described pinion arrangement becomes with described central gear element and described gear ring element all intermeshes, the described planet carrier element of wherein said output element and described third planet gear train is interconnected constantly, the described gear ring element of wherein said the first planetary gear set for good and all is connected on the described central gear element of described the second planetary gear set, and the described central gear element of wherein said the first planetary gear set for good and all is connected on the described case of transmission;
Wherein said case of transmission has first, second, the 3rd, the the 4th and the 5th zone, wherein said first area is defined as from the outer periphery of described planetary gear set inside, and defined by described first wall and described the first planetary gear set in the axial direction, described second area is defined as from the outer periphery of described planetary gear set inside, and in the axial direction by described first and the third planet gear train define, described the 3rd zone is defined as from the outer periphery of described planetary gear set inside, and in the axial direction by described second and the third planet gear train define, described the 4th zone is defined as from the outer periphery of described planetary gear set inside, and defined by described the second planetary gear set and described the second wall in the axial direction, described the 5th zone is defined as from described the 3rd wall radially inside and outside from the outer periphery of described planetary gear set, and is defined by described first wall and described the second wall in the axial direction;
First clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the first planetary gear set;
Second clutch can engage selectively, with the described central gear component interconnect with described gear ring element and the described third planet gear train of described input element and described the second planetary gear set;
Three-clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the second planetary gear set;
Four clutches can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the first planetary gear set;
The 5th clutch can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the second planetary gear set;
Break can engage selectively, so that described gear ring element and the described case of transmission of described third planet gear train is interconnected;
Wherein said clutch and described break engage selectively, to set up at least eight forward gearss and at least one reverse gear between described input element and described output element.
Preferably, described first clutch is arranged in described second area, described second clutch is arranged in described the 4th zone, described three-clutch is arranged in described the 4th zone, described four clutches is arranged in described the 5th zone, described the 5th clutch is arranged in described the 3rd zone, and described break is arranged in described the 5th zone.
According to the present invention, another kind of speed changer also is provided, this speed changer comprises:
Input element;
Output element;
Case of transmission has the first wall of close motor, second wall relative with described first wall and the 3rd wall that extends between described first wall and the second wall;
Be arranged in first in the described case of transmission, second and the third planet gear train, wherein said the second planetary gear set is adjacent with described first wall, described the first planetary gear set is adjacent with described the second wall, and described third planet gear train is between described the first planetary gear set and described the second planetary gear set, each planetary gear set all has the central gear element, the planet carrier element of gear ring element and a plurality of small gears of support, each described pinion arrangement becomes with described central gear element and described gear ring element all intermeshes, the described planet carrier element of wherein said output element and described third planet gear train is interconnected constantly, the described gear ring element of wherein said the first planetary gear set for good and all is connected on the described central gear element of described the second planetary gear set, and the described central gear element of wherein said the first planetary gear set for good and all is connected on the described case of transmission;
Wherein said case of transmission has first, second, the 3rd, the the 4th and the 5th zone, wherein said first area is defined as from the outer periphery of described planetary gear set inside, and defined by described first wall and described the second planetary gear set in the axial direction, described second area is defined as from the outer periphery of described planetary gear set inside, and in the axial direction by described second and the third planet gear train define, described the 3rd zone is defined as from the outer periphery of described planetary gear set inside, and in the axial direction by described first and the third planet gear train define, described the 4th zone is defined as from the outer periphery of described planetary gear set inside, and defined by described the first planetary gear set and described the second wall in the axial direction, described the 5th zone is defined as from described the 3rd wall radially inside and outside from the outer periphery of described planetary gear set, and is defined by described first wall and described the second wall in the axial direction;
First clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the first planetary gear set;
Second clutch can engage selectively, with the described central gear component interconnect with described gear ring element and the described third planet gear train of described input element and described the second planetary gear set;
Three-clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the second planetary gear set;
Four clutches can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the first planetary gear set;
The 5th clutch can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the second planetary gear set;
Break can engage selectively, so that described gear ring element and the described case of transmission of described third planet gear train is interconnected;
Wherein said clutch and described break engage selectively, to set up at least eight forward gearss and at least one reverse gear between described input element and described output element.
Preferably, described first clutch is arranged in described the 3rd zone, described second clutch is arranged in described first area, described three-clutch is arranged in described first area, described four clutches is arranged in described the 4th zone, described the 5th clutch is arranged in described second area, and described break is arranged in described the 5th zone.
Description of drawings
Fig. 1 is the schematic cross section according to the multi-speed transmission of the embodiment of the invention;
Fig. 2 is the schematic cross section according to the multi-speed transmission of the embodiment of the invention;
Fig. 3 is the schematic cross section according to the multi-speed transmission of the embodiment of the invention;
Fig. 4 is the schematic cross section according to the multi-speed transmission of the embodiment of the invention;
Fig. 5 is the schematic cross section according to the multi-speed transmission of the embodiment of the invention;
Fig. 6 is the schematic cross section according to the multi-speed transmission of the embodiment of the invention;
Fig. 7 is the schematic cross section according to the multi-speed transmission of the embodiment of the invention;
Fig. 8 is the schematic cross section according to the multi-speed transmission of the embodiment of the invention; With
Fig. 9 is the schematic cross section according to the multi-speed transmission of the embodiment of the invention.
Embodiment
With reference to the accompanying drawings, wherein in several figure altogether, identical reference character represents identical or corresponding part, and the dynamical system 10 with internal-combustion engine or motor 12, fluid torque converter or flywheel 14, speed changer 16 and main gear reducer structure 18 has been shown among Fig. 1.
Speed changer 16 comprises input shaft or element 20, planetary gear system 22 and output shaft or element 24.Planetary gear system 22 comprises planetary gear set 26,28 and 30, and six alternative torque-transmitting mechanisms 32,34,36,38,40 and 42 that engage.Input shaft 20 is connected with conventional turbine transmission ground in being arranged on fluid torque converter 14.Output shaft 24 is connected with main gear reducer structure 18 transmissions ground.As known in the transmission for vehicles field, main gear reducer structure 18 is provided with the output shaft that drives wheel of vehicle.
Speed changer 16 has the first end wall 50, the second end wall 52 and housing 54.Housing 54 is connected between the first end wall 50 and the second end wall 52, so that space or cavity 53 to be provided, planetary gear set 26,28 and 30 and torque-transmitting mechanisms 32,34,36,38,40 and 42 be positioned at this cavity 53.In addition, cavity 53 have a plurality of torque-transmitting mechanisms 32,34,36,38,40 and 42 according to the preferred embodiment of the present invention specifically be positioned at wherein a plurality of regional A, B, C, D and E.
As shown in Fig. 1 and whole several accompanying drawing, zone A is by zone or the space boundary on following definite border: axially the left side is the first end wall 50, axially the right side is planetary gear set 26, radially inner side is input shaft 20, and radial outside is reference line " L ", the vertical line that it extends for the nearbypiston gear train; Zone B is limited by the zone on following definite border: axially the left side is planetary gear set 26, and axially the right side is planetary gear set 28, and radially inner side is input shaft 20, and radial outside is reference line " L "; Zone C is limited by the zone on following definite border: axially the left side is planetary gear set 28, and axially the right side is planetary gear set 30, and radially inner side is input shaft 20, and radial outside is reference line " L "; Zone D is limited by the zone on following definite border: axially the left side is planetary gear set 30, and axially the right side is the second end wall 52, and radially inner side is input shaft 20, and radial outside is reference line " L "; Zone E is limited by the zone on following definite border: axially the left side is the first end wall 50, and axially the right side is the second end wall 52, and radially inner side is reference line " L ", and radial outside is housing 54.Although reference line " L " is shown as straight line in whole several figure, but be to be understood that, reference line " L " is followed planetary gear set 26,28 and 30 periphery, and therefore according to the radial location of each planetary gear set 26,28,30 peripheries, reference line " L " can be stepped shape or non-linear.As described in hereinafter and illustrate, planetary gear set 26,28 and 30 positions that can change in variator cavity 53, still, above-mentioned zone can not change, and they remain unchanged in institute's drawings attached.
Planetary gear set 26 comprises central gear element 60, gear ring element 62 and planet carrier assembly element 64.Planet carrier assembly element 64 comprises and is installed in rotation on the planet carrier element 68 and is arranged as a plurality of small gears 66 that all are in meshing relation with central gear element 60 and gear ring element 62.
Planetary gear set 28 comprises central gear element 70, gear ring element 72 and planet carrier assembly element 74.Planet carrier assembly element 74 comprises and is installed in rotation on the planet carrier element 78 and is arranged as a plurality of small gears 76 that all are in meshing relation with central gear element 70 and gear ring element 72.
Planetary gear set 30 comprises central gear element 80, gear ring element 82 and planet carrier assembly element 84.Planet carrier assembly element 84 comprises and is installed in rotation on the planet carrier element 88 and is arranged as a plurality of small gears 86 that all are in meshing relation with central gear element 80 and gear ring element 82.
Central gear element 60 is connected axle 93 and is connected constantly with housing 54 by traversing regional A with E.Planetary wheel carrier element 88 is in transmission connection constantly with output shaft 24.In addition, be connected on the central gear element 70 to 62 transmissions of gear ring element, be connected on the central gear element 80 to 72 transmissions of gear ring element.
Torque-transmitting mechanisms 32 can comprise the servomechanism (not shown), and this servomechanism has the piston (not shown) of the alternative operation that is supported in the housing, this piston be suitable for a plurality of friction disks or reaction plate 100 in one engage.Reaction plate 100 is arranged to frictionally engage with a plurality of friction disks or reaction plate 102 when torque-transmitting mechanisms 32 engages.When reaction plate 100 engages by piston, reaction plate 100 will engage with a plurality of friction disks 102, with transmission be connected between the housing 106 of planet carrier element 68 with being connected to the propeller boss 104 of input shaft 20 and transmission and form frictional engagement.When torque-transmitting mechanisms 32 engages, input shaft 20 will be connected with planet carrier element 68 transmissions ground.
Torque-transmitting mechanisms 34 also can comprise the servomechanism (not shown), this servomechanism has the piston (not shown) of the alternative operation that is supported in the housing, this piston be suitable for a plurality of friction disks that are installed to housing 115 or reaction plate 112 in one engage.Housing 115 is connected on the gear ring element 72.When reaction plate 112 engages by piston, reaction plate 112 will engage with a plurality of friction disks or reaction plate 114, with housing 115 and transmission be connected between the propeller boss 116 of input shaft 20 and form frictional engagement.When torque-transmitting mechanisms 34 engages, input shaft 20 will be connected with gear ring element 72 with being connected transmission with the central gear element.
Torque-transmitting mechanisms 36 also can comprise the servomechanism (not shown), and this servomechanism has the alternative fluid-operated formula piston (not shown) that engages.This piston (not shown) be suitable for a plurality of friction disks or reaction plate 120 in one engage, when reaction plate 120 engages, reaction plate 120 will engage with a plurality of friction disks or reaction plate 122.Reaction plate 120 is connected with input shaft 20 by propeller boss 124, and friction disk 122 is connected with planet carrier element 78 by propeller boss 126.When torque transmitter 36 engages, planet carrier element 78 will be connected with input shaft 20 transmissions ground.
Torque-transmitting mechanisms 38 also can comprise the servomechanism (not shown), and this servomechanism has the alternative fluid-operated formula piston (not shown) that engages, this piston be suitable for a plurality of friction disks or reaction plate 130 in one engage.When reaction plate 130 engages by piston, their meetings and a plurality of friction disks or reaction plate 132 frictional engagement.Reaction plate 130 is connected with the propeller boss 134 transmissions ground that is in transmission connection constantly with gear ring element 82, and friction disk 132 is connected with the propeller boss 136 transmissions ground that is in transmission connection constantly with planet carrier element 68.When torque transmitter 38 engages, planet carrier element 68 will be connected with planet carrier element 82 transmissions ground.
Torque-transmitting mechanisms 40 also can comprise the servomechanism (not shown), and this servomechanism has the alternative fluid-operated formula piston (not shown) that engages, this piston be suitable for a plurality of friction disks or reaction plate 140 in one engage.When reaction plate 140 engages by piston, their meetings and a plurality of friction disks or reaction plate 142 frictional engagement.Reaction plate 140 connects with the propeller boss 146 transmissions ground that is connected constantly with gear ring element 82, and friction disk 142 connects with the housing 144 transmissions ground that is connected constantly with planet carrier element 78.When torque transmitter 40 engages, planet carrier element 78 will be connected with gear ring element 82 transmissions ground.
Torque-transmitting mechanisms 42 comprises a plurality of friction disks or the reaction plate 160 that is fixed to propeller boss 162.When torque-transmitting mechanisms 42 engages, reaction plate 160 will frictionally engage with a plurality of friction disks or reaction plate 164.Reaction plate 160 connects with the propeller boss 162 transmissions ground that is connected constantly with gear ring element 82, and reaction plate 164 is connected on the housing 54.When torque-transmitting mechanisms 42 engages, gear ring element 82 will keep fixing with respect to housing 54.
According to top description, it will be understood by those skilled in the art that torque-transmitting mechanisms 32,34,36,38 and 40 is clutch mechanism, torque-transmitting mechanisms 42 is stopper mechanism.In engineering field, disk type braker is commonly referred to the reaction clutch, and this clutch mechanism is called the rotary parting and reunion device.Speed changer 16 will provide eight forward gearss and a reverse gear between motor 12, fluid torque converter 14 and main gear reducer structure 18.
As shown in fig. 1, planetary gear set 26 is arranged as near wall 50, and planetary gear set 30 is arranged as near wall 52.Planetary gear set 28 is arranged between planetary gear set 26 and 30.Torque-transmitting mechanisms 32,40 is arranged in the zone " B ".In addition, torque-transmitting mechanisms 34 and 36 is arranged in the zone " C ".Torque-transmitting mechanisms 38,42 is arranged in the zone " E ".This is so that power transmission is considerably compact in a longitudinal direction.Selectively, the present invention can be arranged in torque-transmitting mechanisms 32,34,36,38,40 and 42 in other zone, shown in following chart according to the embodiment of the invention (I).Below shown in the specific clutch of " X " expression in the chart can be positioned in arbitrary zone that is cited, the specific transfer unit of " O " expression can not be positioned at the zone that is cited.
Figure GSB00000874625700141
Chart 1
In optional embodiment of the present invention, dynamical system 10A has been shown among Fig. 2.Corresponding assembly has provided identical reference character.Dynamical system 10A comprises speed changer 16A, and speed changer 16A has the central gear element 60 that is connected constantly by axle 93A and housing 54, and its axis 93A traverses regional B and E.In addition, as shown in Figure 2, torque-transmitting mechanisms 32 is arranged in the zone " B ".In addition, torque-transmitting mechanisms 34 and 36 is arranged in the zone " C ".Torque-transmitting mechanisms 38,40 and 42 is arranged in the zone " E ".This is so that power transmission is considerably compact in a longitudinal direction.Selectively, the present invention can be arranged in torque-transmitting mechanisms 32,34,36,38,40 and 42 in other zone, shown in following chart according to the embodiment of the invention (II).Below shown in the specific clutch of " X " expression in the chart can be positioned in arbitrary zone that is cited, the specific transfer unit of " O " expression can not be positioned at the zone that is cited.
The figure Table II
In optional embodiment of the present invention, the 10B of dynamical system shown in Fig. 3 has speed changer 16B, and speed changer 16B comprises planetary gear set 26,28 and 30 and torque-transmitting mechanisms 32,34,36,38,40 and 42.Planetary gear set 28 is arranged as near wall 50, and planetary gear set 30 is arranged as near wall 52.Planetary gear set 26 is arranged between planetary gear set 28 and 30.Those with Fig. 1 in identical torque-transmitting mechanisms have identical reference character.
As shown in Figure 3, central gear element 60 is connected axle 93B and is connected constantly with housing 54 by traversing regional C with E.In addition, torque-transmitting mechanisms 32 and 40 is arranged in the zone " C ".Torque-transmitting mechanisms 34 and 36 is arranged in the zone " B ".Torque-transmitting mechanisms 38 and 42 is arranged in the zone " E ".This is so that power transmission is considerably compact in a longitudinal direction.
Selectively, the present invention can be arranged in torque-transmitting mechanisms 32,34,36,38,40 and 42 in other zone, shown in following chart according to the embodiment of the invention (III).Below shown in the specific clutch of " X " expression in the chart can be positioned in arbitrary zone that is cited, the specific transfer unit of " O " expression can not be positioned at the zone that is cited.
Figure GSB00000874625700151
The figure Table III
In optional embodiment of the present invention, dynamical system 10C has been shown among Fig. 4.Input shaft 20 and output shaft 24 support by end wall 50, to be provided for the speed changer of precursor vehicle.Corresponding assembly provides identical reference character.The 10C of dynamical system shown in Fig. 4 has speed changer 16C, and speed changer 16C comprises planetary gear set 26,28 and 30 and torque-transmitting mechanisms 32,34,36,38,40 and 42.Planetary gear set 30 is arranged as near wall 50, and planetary gear set 26 is arranged as near wall 52.Planetary gear set 28 is arranged between planetary gear set 26 and 30.Those with Fig. 1 in identical torque-transmitting mechanisms have identical reference character.
As shown in Figure 4, central gear element 60 is connected with end wall 52 constantly by the axle 93C that only traverses regional D.Selectively, axle 93C can pass regional D and be connected on the housing 54.In addition, torque-transmitting mechanisms 34 is arranged in the zone " A ".Torque-transmitting mechanisms 36 is arranged in the zone " B ".Torque-transmitting mechanisms 32 and 40 is arranged in the zone " C ".Torque-transmitting mechanisms 38 is arranged in the zone " D ".Torque-transmitting mechanisms 42 is arranged in the zone " E ".This is so that power transmission is considerably compact in a lateral direction.
Selectively, the present invention can be arranged in torque-transmitting mechanisms 32,34,36,38,40 and 42 in other zone, shown in following chart according to the embodiment of the invention (IV).Below shown in the specific clutch of " X " expression in the chart can be positioned in arbitrary zone that is cited, the specific transfer unit of " O " expression can not be positioned at the zone that is cited.
Figure GSB00000874625700161
The figure Table IV
In optional embodiment of the present invention, the 10D of dynamical system shown in Fig. 5 has speed changer 16D.Speed changer 16D comprises planetary gear set 26,28 and 30 and torque-transmitting mechanisms 32,34,36,38,40 and 42.Planetary gear set 26 is arranged as near wall 50, and planetary gear set 28 is arranged as near wall 52.Planetary gear set 30 is arranged between planetary gear set 26 and 28.Those with Fig. 1 in identical torque-transmitting mechanisms have identical reference character.
As shown in Figure 5, central gear element 60 is by only traversing regional A ﹠amp; The axle 93D of E is connected constantly with housing 54.Selectively, axle 93D can only pass regional A and be connected on the sidewall 50.In addition, torque-transmitting mechanisms 32 is arranged in the zone " B ".Torque-transmitting mechanisms 40 is arranged in the zone " C ".Torque-transmitting mechanisms 34 and 36 is arranged in the zone " D ".Torque-transmitting mechanisms 38 and 42 is arranged in the zone " E ".This is so that power transmission is considerably compact in a longitudinal direction.
Selectively, the present invention can be arranged in torque-transmitting mechanisms 32,34,36,38,40 and 42 in other zone, shown in following chart according to the embodiment of the invention (V).Below shown in the specific clutch of " X " expression in the chart can be positioned in arbitrary zone that is cited, the specific transfer unit of " O " expression can not be positioned at the zone that is cited.
Figure GSB00000874625700181
The figure Table V
In optional embodiment of the present invention, the 10E of dynamical system shown in Fig. 6 has speed changer 16E.The input shaft 20 of speed changer 16E and output shaft 24 support by end wall 50, to be provided for the speed changer of precursor vehicle.Speed changer 16E comprises planetary gear set 26,28 and 30 and torque-transmitting mechanisms 32,34,36,38,40 and 42.Planetary gear set 30 is arranged as near end wall 50, and planetary gear set 28 is arranged as near wall 52.Planetary gear set 26 is arranged between planetary gear set 28 and 30.Those with Fig. 1 in identical torque-transmitting mechanisms have identical reference character.
As shown in Figure 6, central gear element 60 is connected axle 93E and is connected constantly with end wall 52 by traversing regional C with D.In addition, torque-transmitting mechanisms 34 is arranged in the zone " A ".Torque-transmitting mechanisms 32 and 36 is arranged in the zone " B ".In addition, torque-transmitting mechanisms 40 is arranged in the zone " D ".Torque-transmitting mechanisms 38 and 42 is arranged in the zone " E ".This is so that power transmission is considerably compact in a lateral direction.
Selectively, the present invention can be arranged in torque-transmitting mechanisms 32,34,36,38,40 and 42 in other zone, shown in following chart according to the embodiment of the invention (VI).Below shown in the specific clutch of " X " expression in the chart can be positioned in arbitrary zone that is cited, the specific transfer unit of " O " expression can not be positioned at the zone that is cited.
Figure GSB00000874625700191
The figure Table VI
In optional embodiment of the present invention, the 10F of dynamical system shown in Fig. 7 has speed changer 16F, and speed changer 16F comprises planetary gear set 26,28 and 30 and torque-transmitting mechanisms 32,34,36,38,40 and 42.Planetary gear set 26 is arranged as near wall 50, and planetary gear set 28 is arranged as near wall 52.Planetary gear set 30 is arranged between planetary gear set 26 and 28.Those with Fig. 1 in identical torque-transmitting mechanisms have identical reference character.
As shown in Figure 7, central gear element 60 is connected axle 93F and is connected constantly with housing 54 by traversing regional B with E.In addition, torque-transmitting mechanisms 32 is arranged in the zone " B ".Torque-transmitting mechanisms 40 is arranged in the zone " C ".In addition, torque-transmitting mechanisms 34 and 36 is arranged in the zone " D ".Torque-transmitting mechanisms 38 and 42 is arranged in the zone " E ".This is so that power transmission is considerably compact in a longitudinal direction.
Selectively, the present invention can be arranged in torque-transmitting mechanisms 32,34,36,38,40 and 42 in other zone, shown in following chart according to the embodiment of the invention (VII).Below shown in the specific clutch of " X " expression in the chart can be positioned in arbitrary zone that is cited, the specific transfer unit of " O " expression can not be positioned at the zone that is cited.
The figure Table VII
In optional embodiment of the present invention, the 10G of dynamical system shown in Fig. 8 has speed changer 16G.The input shaft 20 of speed changer 16G and output shaft 24 support by end wall 50, to be provided for the speed changer of precursor vehicle.Speed changer 16G comprises planetary gear set 26,28 and 30 and torque-transmitting mechanisms 32,34,36,38,40 and 42.Planetary gear set 28 is arranged as near wall 50, and planetary gear set 26 is arranged as near wall 52.Planetary gear set 30 is arranged between planetary gear set 26 and 28.Those with Fig. 1 in identical torque-transmitting mechanisms have identical reference character.
As shown in Figure 8, central gear element 60 is connected axle 93G and is connected constantly with housing 54 by traversing regional D with E.Selectively, axle 93G can only pass across regional E and be connected on the sidewall 52.In addition, torque-transmitting mechanisms 34 and 36 is arranged in the zone " A ".Torque-transmitting mechanisms 40 is arranged in the zone " B ".In addition, torque-transmitting mechanisms 32 is arranged in the zone " C ".Torque-transmitting mechanisms 38 is arranged in the zone " D ".Torque-transmitting mechanisms 42 is arranged in the zone " E ".This is so that power transmission is considerably compact in a lateral direction.
Selectively, the present invention can be arranged in torque-transmitting mechanisms 32,34,36,38,40 and 42 in other zone, shown in following chart according to the embodiment of the invention (VIII).Below shown in the specific clutch of " X " expression in the chart can be positioned in arbitrary zone that is cited, the specific transfer unit of " O " expression can not be positioned at the zone that is cited.
Figure GSB00000874625700211
The figure Table VIII
In optional embodiment of the present invention, the 10H of dynamical system shown in Fig. 9 has speed changer 16H.Speed changer 16H comprises planetary gear set 26,28 and 30 and torque-transmitting mechanisms 32,34,36,38,40 and 42.Planetary gear set 28 is arranged as near wall 50, and planetary gear set 30 is arranged as near wall 52.Planetary gear set 26 is arranged between planetary gear set 28 and 30.Those with Fig. 1 in identical torque-transmitting mechanisms have identical reference character.
As shown in Figure 9, central gear element 60 is connected axle 93H and is connected constantly with housing 54 by traversing regional C with E.In addition, torque-transmitting mechanisms 40 is arranged in the zone " A ".Torque-transmitting mechanisms 34,36 and 38 is arranged in the zone " B ".In addition, torque-transmitting mechanisms 32 is arranged in the zone " C ".Torque-transmitting mechanisms 42 is arranged in the zone " E ".This is so that power transmission is considerably compact in a longitudinal direction.
Selectively, the present invention can be arranged in torque-transmitting mechanisms 32,34,36,38,40 and 42 in other zone, shown in following chart according to the embodiment of the invention (IX).Below shown in the specific clutch of " X " expression in the chart can be positioned in arbitrary zone that is cited, the specific transfer unit of " O " expression can not be positioned at the zone that is cited.
Figure GSB00000874625700221
Chart IX
Realizing optimal mode of the present invention although described in detail, should be appreciated that the term of use only is the character of word and explanation, is not restriction.Those skilled in the art in the invention will appreciate that after considering above-mentioned instruction can realize many kind modifications of the present invention.Therefore, should be appreciated that within the scope of the appended claims that the present invention can be different from the concrete described basic equivalent way of this paper and realize.

Claims (14)

1. speed changer comprises:
Input element;
Output element;
Case of transmission has the first wall of close motor, second wall relative with described first wall and the 3rd wall that extends between described first wall and the second wall;
Be arranged in first in the described case of transmission, second and the third planet gear train, wherein said the first planetary gear set is adjacent with described first wall, described third planet gear train is adjacent with described the second wall, and described the second planetary gear set is between described the first planetary gear set and described third planet gear train, each planetary gear set all has the central gear element, the planet carrier element of gear ring element and a plurality of small gears of support, each described pinion arrangement becomes with described central gear element and described gear ring element all intermeshes, the described planet carrier element of wherein said output element and described third planet gear train is interconnected constantly, the described gear ring element of wherein said the first planetary gear set for good and all is connected on the described central gear element of described the second planetary gear set, and the described central gear element of wherein said the first planetary gear set for good and all is connected on the described case of transmission;
Wherein said case of transmission has first, second, the 3rd, the the 4th and the 5th zone, wherein said first area is defined as from the outer periphery of described planetary gear set inside, and defined by described first wall and described the first planetary gear set in the axial direction, described second area is defined as from the outer periphery of described planetary gear set inside, and defined by described the first and second planetary gear set in the axial direction, described the 3rd zone is defined as from the outer periphery of described planetary gear set inside, and in the axial direction by described second and the third planet gear train define, described the 4th zone is defined as from the outer periphery of described planetary gear set inside, and defined by described third planet gear train and described the second wall in the axial direction, described the 5th zone is defined as from described the 3rd wall radially inside and outside from the outer periphery of described planetary gear set, and is defined by described first wall and described the second wall in the axial direction;
First clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the first planetary gear set;
Second clutch can engage selectively, with the described central gear component interconnect with described gear ring element and the described third planet gear train of described input element and described the second planetary gear set;
Three-clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the second planetary gear set;
Four clutches can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the first planetary gear set;
The 5th clutch can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the second planetary gear set;
Break can engage selectively, so that described gear ring element and the described case of transmission of described third planet gear train is interconnected;
Wherein said clutch and described break engage selectively, to set up at least eight forward gearss and at least one reverse gear between described input element and described output element.
2. speed changer as claimed in claim 1, wherein said first clutch is arranged in described second area, described second clutch is arranged in described the 3rd zone, described three-clutch is arranged in described the 3rd zone, described four clutches is arranged in described the 5th zone, described the 5th clutch is arranged in described second area, and described break is arranged in described the 5th zone.
3. speed changer as claimed in claim 1, wherein said first clutch is arranged in described second area, described second clutch is arranged in described the 3rd zone, described three-clutch is arranged in described the 3rd zone, described four clutches is arranged in described the 5th zone, described the 5th clutch is arranged in described the 5th zone, and described break is arranged in described the 5th zone.
4. speed changer comprises:
Input element;
Output element;
Case of transmission has the first wall of close motor, second wall relative with described first wall and the 3rd wall that extends between described first wall and the second wall;
Be arranged in first in the described case of transmission, second and the third planet gear train, wherein said third planet gear train is adjacent with described first wall, described the first planetary gear set is adjacent with described the second wall, and described the second planetary gear set is between described the first planetary gear set and described third planet gear train, each planetary gear set all has the central gear element, the planet carrier element of gear ring element and a plurality of small gears of support, each described pinion arrangement becomes with described central gear element and described gear ring element all intermeshes, the described planet carrier element of wherein said output element and described third planet gear train is interconnected constantly, the described gear ring element of wherein said the first planetary gear set for good and all is connected on the described central gear element of described the second planetary gear set, and the described central gear element of wherein said the first planetary gear set for good and all is connected on the described case of transmission;
Wherein said case of transmission has first, second, the 3rd, the the 4th and the 5th zone, wherein said first area is defined as from the outer periphery of described planetary gear set inside, and defined by described first wall and described third planet gear train in the axial direction, described second area is defined as from the outer periphery of described planetary gear set inside, and defined by the described the 3rd and second planetary gear set in the axial direction, described the 3rd zone is defined as from the outer periphery of described planetary gear set inside, and defined by the described second and first planetary gear set in the axial direction, described the 4th zone is defined as from the outer periphery of described planetary gear set inside, and defined by described the first planetary gear set and described the second wall in the axial direction, described the 5th zone is defined as from described the 3rd wall radially inside and outside from the outer periphery of described planetary gear set, and is defined by described first wall and described the second wall in the axial direction;
First clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the first planetary gear set;
Second clutch can engage selectively, with the described central gear component interconnect with described gear ring element and the described third planet gear train of described input element and described the second planetary gear set;
Three-clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the second planetary gear set;
Four clutches can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the first planetary gear set;
The 5th clutch can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the second planetary gear set;
Break can engage selectively, so that described gear ring element and the described case of transmission of described third planet gear train is interconnected;
Wherein said clutch and described break engage selectively, to set up at least eight forward gearss and at least one reverse gear between described input element and described output element.。
5. speed changer as claimed in claim 4, wherein said first clutch is arranged in described the 3rd zone, described second clutch is arranged in described first area, described three-clutch is arranged in described second area, described four clutches is arranged in described the 4th zone, described the 5th clutch is arranged in described the 3rd zone, and described break is arranged in described the 5th zone.
6. speed changer comprises:
Input element;
Output element;
Case of transmission has the first wall of close motor, second wall relative with described first wall and the 3rd wall that extends between described first wall and the second wall;
Be arranged in first in the described case of transmission, second and the third planet gear train, wherein said the second planetary gear set is adjacent with described first wall, described third planet gear train is adjacent with described the second wall, and described the first planetary gear set is between described the second planetary gear set and described third planet gear train, each planetary gear set all has the central gear element, the planet carrier element of gear ring element and a plurality of small gears of support, each described pinion arrangement becomes with described central gear element and described gear ring element all intermeshes, the described planet carrier element of wherein said output element and described third planet gear train is interconnected constantly, the described gear ring element of wherein said the first planetary gear set for good and all is connected on the described central gear element of described the second planetary gear set, and the described central gear element of wherein said the first planetary gear set for good and all is connected on the described case of transmission;
Wherein said case of transmission has first, second, the 3rd, the the 4th and the 5th zone, wherein said first area is defined as from the outer periphery of described planetary gear set inside, and defined by described first wall and described the second planetary gear set in the axial direction, described second area is defined as from the outer periphery of described planetary gear set inside, and defined by described the first and second planetary gear set in the axial direction, described the 3rd zone is defined as from the outer periphery of described planetary gear set inside, and in the axial direction by described first and the third planet gear train define, described the 4th zone is defined as from the outer periphery of described planetary gear set inside, and defined by described third planet gear train and described the second wall in the axial direction, described the 5th zone is defined as from described the 3rd wall radially inside and outside from the outer periphery of described planetary gear set, and is defined by described first wall and described the second wall in the axial direction;
First clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the first planetary gear set;
Second clutch can engage selectively, with the described central gear component interconnect with described gear ring element and the described third planet gear train of described input element and described the second planetary gear set;
Three-clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the second planetary gear set;
Four clutches can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the first planetary gear set;
The 5th clutch can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the second planetary gear set;
Break can engage selectively, so that described gear ring element and the described case of transmission of described third planet gear train is interconnected;
Wherein said clutch and described break engage selectively, to set up at least eight forward gearss and at least one reverse gear between described input element and described output element.
7. speed changer as claimed in claim 6, wherein said first clutch is arranged in described the 3rd zone, described second clutch is arranged in described second area, described three-clutch is arranged in described second area, described four clutches is arranged in described the 5th zone, described the 5th clutch is arranged in described the 3rd zone, and described break is arranged in described the 5th zone.
8. speed changer as claimed in claim 6, wherein said first clutch is arranged in described the 3rd zone, described second clutch is arranged in described second area, described three-clutch is arranged in described second area, described four clutches is arranged in described second area, described the 5th clutch is arranged in described first area, and described break is arranged in described the 5th zone.
9. speed changer comprises:
Input element;
Output element;
Case of transmission has the first wall of close motor, second wall relative with described first wall and the 3rd wall that extends between described first wall and the second wall;
Be arranged in first in the described case of transmission, second and the third planet gear train, wherein said third planet gear train is adjacent with described first wall, described the second planetary gear set is adjacent with described the second wall, and described the first planetary gear set is between described the second planetary gear set and described third planet gear train, each planetary gear set all has the central gear element, the planet carrier element of gear ring element and a plurality of small gears of support, each described pinion arrangement becomes with described central gear element and described gear ring element all intermeshes, the described planet carrier element of wherein said output element and described third planet gear train is interconnected constantly, the described gear ring element of wherein said the first planetary gear set for good and all is connected on the described central gear element of described the second planetary gear set, and the described central gear element of wherein said the first planetary gear set for good and all is connected on the described case of transmission;
Wherein said case of transmission has first, second, the 3rd, the the 4th and the 5th zone, wherein said first area is defined as from the outer periphery of described planetary gear set inside, and defined by described first wall and described third planet gear train in the axial direction, described second area is defined as from the outer periphery of described planetary gear set inside, and in the axial direction by described first and the third planet gear train define, described the 3rd zone is defined as from the outer periphery of described planetary gear set inside, and defined by described the first and second planetary gear set in the axial direction, described the 4th zone is defined as from the outer periphery of described planetary gear set inside, and defined by described the second planetary gear set and described the second wall in the axial direction, described the 5th zone is defined as from described the 3rd wall radially inside and outside from the outer periphery of described planetary gear set, and is defined by described first wall and described the second wall in the axial direction;
First clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the first planetary gear set;
Second clutch can engage selectively, with the described central gear component interconnect with described gear ring element and the described third planet gear train of described input element and described the second planetary gear set;
Three-clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the second planetary gear set;
Four clutches can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the first planetary gear set;
The 5th clutch can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the second planetary gear set;
Break can engage selectively, so that described gear ring element and the described case of transmission of described third planet gear train is interconnected;
Wherein said clutch and described break engage selectively, to set up at least eight forward gearss and at least one reverse gear between described input element and described output element.
10. speed changer as claimed in claim 9, wherein said first clutch is arranged in described second area, described second clutch is arranged in described first area, described three-clutch is arranged in described second area, described four clutches is arranged in described the 5th zone, described the 5th clutch is arranged in described the 4th zone, and described break is arranged in described the 5th zone.
11. a speed changer comprises:
Input element;
Output element;
Case of transmission has the first wall of close motor, second wall relative with described first wall and the 3rd wall that extends between described first wall and the second wall;
Be arranged in first in the described case of transmission, second and the third planet gear train, wherein said the first planetary gear set is adjacent with described first wall, described the second planetary gear set is adjacent with described the second wall, and described third planet gear train is between described the first planetary gear set and described the second planetary gear set, each planetary gear set all has the central gear element, the planet carrier element of gear ring element and a plurality of small gears of support, each described pinion arrangement becomes with described central gear element and described gear ring element all intermeshes, the described planet carrier element of wherein said output element and described third planet gear train is interconnected constantly, the described gear ring element of wherein said the first planetary gear set for good and all is connected on the described central gear element of described the second planetary gear set, and the described central gear element of wherein said the first planetary gear set for good and all is connected on the described case of transmission;
Wherein said case of transmission has first, second, the 3rd, the the 4th and the 5th zone, wherein said first area is defined as from the outer periphery of described planetary gear set inside, and defined by described first wall and described the first planetary gear set in the axial direction, described second area is defined as from the outer periphery of described planetary gear set inside, and in the axial direction by described first and the third planet gear train define, described the 3rd zone is defined as from the outer periphery of described planetary gear set inside, and in the axial direction by described second and the third planet gear train define, described the 4th zone is defined as from the outer periphery of described planetary gear set inside, and defined by described the second planetary gear set and described the second wall in the axial direction, described the 5th zone is defined as from described the 3rd wall radially inside and outside from the outer periphery of described planetary gear set, and is defined by described first wall and described the second wall in the axial direction;
First clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the first planetary gear set;
Second clutch can engage selectively, with the described central gear component interconnect with described gear ring element and the described third planet gear train of described input element and described the second planetary gear set;
Three-clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the second planetary gear set;
Four clutches can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the first planetary gear set;
The 5th clutch can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the second planetary gear set;
Break can engage selectively, so that described gear ring element and the described case of transmission of described third planet gear train is interconnected;
Wherein said clutch and described break engage selectively, to set up at least eight forward gearss and at least one reverse gear between described input element and described output element.
12. speed changer as claimed in claim 11, wherein said first clutch is arranged in described second area, described second clutch is arranged in described the 4th zone, described three-clutch is arranged in described the 4th zone, described four clutches is arranged in described the 5th zone, described the 5th clutch is arranged in described the 3rd zone, and described break is arranged in described the 5th zone.
13. a speed changer comprises:
Input element;
Output element;
Case of transmission has the first wall of close motor, second wall relative with described first wall and the 3rd wall that extends between described first wall and the second wall;
Be arranged in first in the described case of transmission, second and the third planet gear train, wherein said the second planetary gear set is adjacent with described first wall, described the first planetary gear set is adjacent with described the second wall, and described third planet gear train is between described the first planetary gear set and described the second planetary gear set, each planetary gear set all has the central gear element, the planet carrier element of gear ring element and a plurality of small gears of support, each described pinion arrangement becomes with described central gear element and described gear ring element all intermeshes, the described planet carrier element of wherein said output element and described third planet gear train is interconnected constantly, the described gear ring element of wherein said the first planetary gear set for good and all is connected on the described central gear element of described the second planetary gear set, and the described central gear element of wherein said the first planetary gear set for good and all is connected on the described case of transmission;
Wherein said case of transmission has first, second, the 3rd, the the 4th and the 5th zone, wherein said first area is defined as from the outer periphery of described planetary gear set inside, and defined by described first wall and described the second planetary gear set in the axial direction, described second area is defined as from the outer periphery of described planetary gear set inside, and in the axial direction by described second and the third planet gear train define, described the 3rd zone is defined as from the outer periphery of described planetary gear set inside, and in the axial direction by described first and the third planet gear train define, described the 4th zone is defined as from the outer periphery of described planetary gear set inside, and defined by described the first planetary gear set and described the second wall in the axial direction, described the 5th zone is defined as from described the 3rd wall radially inside and outside from the outer periphery of described planetary gear set, and is defined by described first wall and described the second wall in the axial direction;
First clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the first planetary gear set;
Second clutch can engage selectively, with the described central gear component interconnect with described gear ring element and the described third planet gear train of described input element and described the second planetary gear set;
Three-clutch can engage selectively, with the described planet carrier component interconnect with described input element and described the second planetary gear set;
Four clutches can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the first planetary gear set;
The 5th clutch can engage selectively, with the described gear ring component interconnect with described planet carrier element and the described third planet gear train of described the second planetary gear set;
Break can engage selectively, so that described gear ring element and the described case of transmission of described third planet gear train is interconnected;
Wherein said clutch and described break engage selectively, to set up at least eight forward gearss and at least one reverse gear between described input element and described output element.
14. speed changer as claimed in claim 13, wherein said first clutch is arranged in described the 3rd zone, described second clutch is arranged in described first area, described three-clutch is arranged in described first area, described four clutches is arranged in described the 4th zone, described the 5th clutch is arranged in described second area, and described break is arranged in described the 5th zone.
CN2007101622543A 2006-10-09 2007-10-08 Multi-speed transmission Expired - Fee Related CN101230894B (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US82866306P 2006-10-09 2006-10-09
US60/828,663 2006-10-09
US60/828663 2006-10-09
US11/853436 2007-09-11
US11/853,436 US7789788B2 (en) 2006-10-09 2007-09-11 Multi-speed transmission
US11/853,436 2007-09-11

Publications (2)

Publication Number Publication Date
CN101230894A CN101230894A (en) 2008-07-30
CN101230894B true CN101230894B (en) 2013-01-02

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CNB2007101622435A Expired - Fee Related CN100572852C (en) 2006-10-09 2007-10-08 Multi-speed transmission
CNB2007101622736A Expired - Fee Related CN100526679C (en) 2006-10-09 2007-10-08 Multi-speed transmission
CNB2007101622420A Expired - Fee Related CN100564940C (en) 2006-10-09 2007-10-08 Multi-speed transmission
CN2007101622543A Expired - Fee Related CN101230894B (en) 2006-10-09 2007-10-08 Multi-speed transmission
CNB2007101622558A Expired - Fee Related CN100564941C (en) 2006-10-09 2007-10-08 Multi-speed transmission
CNB2007101810951A Expired - Fee Related CN100572853C (en) 2006-10-09 2007-10-08 Multiple-speed gear-box
CNB2007101622295A Expired - Fee Related CN100538112C (en) 2006-10-09 2007-10-08 Multi-speed transmission
CNB2007101622717A Expired - Fee Related CN100526678C (en) 2006-10-09 2007-10-08 Multi-speed transmission
CNB2007101622416A Expired - Fee Related CN100567769C (en) 2006-10-09 2007-10-08 Multi-speed transmission

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CNB2007101622435A Expired - Fee Related CN100572852C (en) 2006-10-09 2007-10-08 Multi-speed transmission
CNB2007101622736A Expired - Fee Related CN100526679C (en) 2006-10-09 2007-10-08 Multi-speed transmission
CNB2007101622420A Expired - Fee Related CN100564940C (en) 2006-10-09 2007-10-08 Multi-speed transmission

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CNB2007101622558A Expired - Fee Related CN100564941C (en) 2006-10-09 2007-10-08 Multi-speed transmission
CNB2007101810951A Expired - Fee Related CN100572853C (en) 2006-10-09 2007-10-08 Multiple-speed gear-box
CNB2007101622295A Expired - Fee Related CN100538112C (en) 2006-10-09 2007-10-08 Multi-speed transmission
CNB2007101622717A Expired - Fee Related CN100526678C (en) 2006-10-09 2007-10-08 Multi-speed transmission
CNB2007101622416A Expired - Fee Related CN100567769C (en) 2006-10-09 2007-10-08 Multi-speed transmission

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US8292767B2 (en) * 2008-06-04 2012-10-23 GM Global Technology Operations LLC Powertrain having a multi-speed transmission

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DE10340731A1 (en) * 2003-09-04 2005-03-31 Zf Friedrichshafen Ag Multi-speed transmission
US7101302B2 (en) * 2004-07-14 2006-09-05 General Motors Corporation Planetary transmissions having a stationary member and input clutches
US7074152B2 (en) * 2004-08-18 2006-07-11 General Motors Corporation Planetary transmissions having a stationary member and three interconnected gear members

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CN100567769C (en) 2009-12-09
CN100526678C (en) 2009-08-12
CN101230894A (en) 2008-07-30
CN101230892A (en) 2008-07-30
CN101165365A (en) 2008-04-23
CN100564941C (en) 2009-12-02
CN100572852C (en) 2009-12-23
CN100526679C (en) 2009-08-12
CN101230896A (en) 2008-07-30
CN101165366A (en) 2008-04-23
CN101230895A (en) 2008-07-30
CN100564940C (en) 2009-12-02
CN101230891A (en) 2008-07-30
CN100538112C (en) 2009-09-09
CN101165367A (en) 2008-04-23
CN100572853C (en) 2009-12-23
CN101230893A (en) 2008-07-30

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