CN101323251A - Vehicular power transmission device - Google Patents
Vehicular power transmission device Download PDFInfo
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- CN101323251A CN101323251A CNA2007103076337A CN200710307633A CN101323251A CN 101323251 A CN101323251 A CN 101323251A CN A2007103076337 A CNA2007103076337 A CN A2007103076337A CN 200710307633 A CN200710307633 A CN 200710307633A CN 101323251 A CN101323251 A CN 101323251A
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- clutch
- wheel
- driving disk
- drum barrel
- power
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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
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H2045/002—Combinations of fluid gearings for conveying rotary motion with couplings or clutches comprising a clutch between prime mover and fluid gearing
Abstract
A power transmission device for vehicles comprises an output gear, a torque converter and a start clutch which are disposed on a crank outwards at the side of a crank box in turn. A turbo-rotor is disposed between the output drum of the start clutch and a pump impeller. The pump impeller and the output drum are connected through a connecting component. A turbo-shaft connecting the wheel hub of the turbo-rotor and the output gear is sleeved on the outer peripheral surface of the crank rotatably through a bearing. A hollow stator shaft connected on a stator wheel hub is relatively rotatably sleeved on the outer peripheral surface of the turbo-shaft. Therefore, the hollow turbo-shaft is directly supported by a driving shaft of an engine in the power transmission device for vehicle so as to simplify the bearing structure.
Description
The application is to be on November 18th, 2004, denomination of invention to be dividing an application of 200410090436.0 Chinese invention patent application for " power drive that is used for vehicle ", application number the applying date.
Technical field
The present invention relates to a kind of power drive that is used for such as the vehicle of motor bike or automobile, relate more specifically to a kind of improved power drive that is used for vehicle, wherein, output gear, tor-con and starting clutch are arranged on the axle drive shaft of driving engine outside side direction engine block, supporting driving shaft with this order, this tor-con comprises pump wheel, turbine impeller and stator, and this starting clutch comprises power-transfer clutch input block and power-transfer clutch output block, like this, the power sequence delivery of axle drive shaft is given starting clutch, tor-con and output gear.
Background technology
For example, the known this power drive that is used for vehicle in Japanese Patent Application Laid-Open 2001-141025 open.
At this driving device powered by conventional energy that is used for vehicle, be connected on the periphery of axle drive shaft that hollow stator axle on the stator can be sleeved on driving engine with the relative rotation, the hollow vortex wheel shaft that is connected on the turbine impeller can be sleeved on the periphery of stator axis with the relative rotation, and output gear is arranged in the place, end of turbo-shaft.Therefore, three can be counterrotating axle, be the inside that axle drive shaft, stator axis and turbo-shaft are arranged in output gear, and two high-performance bearings that need to bear the output gear load are arranged between these the dual mating part, this makes the complex structure of bearing.And mating part needs high accuracy of manufacture, with the accumulation looseness of the mating part that prevents three axles to output gear and and its ingear driven gear between backlash exert an influence.
Summary of the invention
Consider above-mentioned situation and finish the present invention, and the purpose of this invention is to provide a kind of power drive that is used for vehicle that its allows hollow vortex wheel shaft directly by the drive shaft bearing of driving engine, to simplify the structure of bearing.
To achieve these goals, in accordance with a first feature of the invention, a kind of power drive that is used for vehicle is provided, wherein, output gear, tor-con and starting clutch with this order from engine block, one side direction of supporting driving shaft is arranged in outward on the axle drive shaft of driving engine, this tor-con comprises pump wheel, turbine impeller and stator, and this starting clutch comprises power-transfer clutch input block and power-transfer clutch output block, like this, the power sequence delivery of axle drive shaft is given starting clutch, tor-con and output gear is characterized in that: turbine impeller is arranged between starting clutch and the pump wheel; Pump wheel is connected by the link that covers turbine impeller with the power-transfer clutch output block; The hollow vortex wheel shaft that connects turbine impeller wheel hub and output gear can be sleeved on the periphery of axle drive shaft with the relative rotation; One bearing and the corresponding position of output gear be arranged between axle drive shaft and the turbo-shaft; The hollow stator axle that is connected on the stator wheel hub can be sleeved on the periphery of turbo-shaft with the relative rotation; And the wheel hub of pump wheel can be sleeved on the periphery of stator axis with the relative rotation.
Engine block and axle drive shaft are corresponding to crank case 1 and bent axle 2 in the embodiment of the invention of describing after a while, and power-transfer clutch input block and power-transfer clutch output block are corresponding to first driving disk 5 and output drum barrel 9.
By first feature, turbine impeller is arranged between starting clutch and the pump wheel, and stator axis can be sleeved on the periphery of turbo-shaft with the relative rotation, thereby the turbo-shaft that allows to connect turbine impeller and output gear can be sleeved on the periphery of axle drive shaft with the relative rotation.Therefore, and if the corresponding position of output gear be between axle drive shaft and the turbo-shaft and arrange that a bearing is just enough, to simplify the bearing arrangement of turbo-shaft.And the part count between axle drive shaft and output shaft can reduce, reducing the accumulation of parts error, thereby minimize cause owing to this error, the backlash between output gear and respective gears changes, to reduce noise.
And pump wheel is connected on the power-transfer clutch output block of starting clutch by coating member, thereby is minimized in the dead band between tor-con and the starting clutch, so that the power drive compactness.
Except first feature,, only allow to be arranged between turbo-shaft and the axle drive shaft to the free-wheel clutch that axle drive shaft transmits reverse load from turbo-shaft according to second feature of the present invention.
By second feature, this free-wheel clutch only is arranged between turbo-shaft and the axle drive shaft, allowing that the reverse load of output gear is passed to axle drive shaft, thereby by simple structure acquisition engine braking effect.
Except first or second feature, according to the 3rd feature of the present invention, the power-transfer clutch output block is the output drum barrel with end wall, link is connected on the periphery of output drum barrel with fluid tight manner, described end wall is arranged to be close to the rear surface of turbine impeller, and and is defined between end wall and the turbine impeller in the grease chamber of the recycle oil channel connection between pump wheel and the turbine impeller.
By the 3rd feature, the end wall of the output drum barrel of starting clutch also is used as the side cover of the grease chamber that is limited to turbine impeller rear surface side, with the structure of simplification power drive, and also allow to make tor-con and starting clutch next-door neighbour to arrange, thereby make the power drive compactness.
Except the 3rd feature, according to the 4th feature of the present invention, end wall is along the bowl-type rear surface bending of turbine impeller.
By the 4th feature, tor-con and starting clutch can be close to layout, thereby make power drive compacter.
Except the 3rd feature, according to the 5th feature of the present invention, be connected to power-transfer clutch input block on the turbo-shaft and be arranged in the output drum barrel, and the blocking clutch that can connect power-transfer clutch input block and output drum barrel is arranged between power-transfer clutch input block and the output drum barrel.
The power-transfer clutch input block is corresponding to second driving disk 40 in the embodiment of the invention of describing after a while.
By the 5th feature, the output drum barrel is shared by the blocking clutch and the starting clutch of direct connection pump wheel and turbine impeller, easily to make the assembly compactness of starting clutch and blocking clutch.
Except the 5th feature, according to the 6th feature of the present invention, only allow to transmit to the power-transfer clutch input block of starting clutch the free-wheel clutch of reverse load from the power-transfer clutch input block of blocking clutch, be arranged between the power-transfer clutch input block of the power-transfer clutch input block of starting clutch and blocking clutch, and in the output drum barrel.
By the 6th feature, be used for providing the free-wheel clutch of engine braking effect to be arranged in, thereby make starting clutch, blocking clutch and one-way clutch assembly compactness by starting clutch and the shared output drum barrel of blocking clutch.
The 7th feature according to the present invention, a kind of power drive that is used for vehicle is provided, wherein, output gear can be rotated to support on the axle drive shaft of driving engine, starting clutch and tor-con are disposed in series between axle drive shaft and the output gear, and blocking clutch is arranged between the pump wheel and turbine impeller of tor-con, it is characterized in that: starting clutch is a centrifugal type, it comprises first driving disk that is connected on the axle drive shaft, be connected to the output drum barrel and first connecting device on the pump wheel of tor-con, this first connecting device is supported by first driving disk, and when first driving disk at a predetermined velocity or the more speed rotation time connect first driving disk and output drum barrel; And blocking clutch is a centrifugal type, it is included in second driving disk and second connecting device that is connected in the output drum barrel on the turbine impeller, this second connecting device is supported by second driving disk, and connects second driving disk and output drum barrel during with predetermined high speed revolution when second driving disk.
Axle drive shaft is corresponding to the bent axle 2 in the embodiment of the invention of describing after a while, and first connecting device and second connecting device correspond respectively to first clutch watts 7 and second clutch watts 42.
By the 7th feature, starting clutch and blocking clutch all are centrifugal type, and shared output drum barrel, thereby allow to simplify effectively the unit construction of two power-transfer clutchs, and make the assembly compactness.
Except the 7th feature,, only allow to be arranged between second driving disk and the axle drive shaft to the free-wheel clutch that axle drive shaft transmits reverse load from second driving disk according to the 8th feature of the present invention.
By the 8th feature, that the free-wheel clutch that only transmits reverse load is arranged on is starting clutch, that be connected to first driving disk on the axle drive shaft and blocking clutch, be connected between second driving disk on the turbine impeller, thereby obtain engine braking effect by the single free-wheel clutch that is arranged in the transmission path, to simplify the structure of power drive significantly.
Except the 8th feature, according to the 9th feature of the present invention, first driving disk and second driving disk are spaced apart from each other, thereby first connecting device and second connecting device are toward each other, and free-wheel clutch is arranged between first driving disk and second driving disk, this free-wheel clutch comprises the power-transfer clutch inside part that is connected on first driving disk, be connected to that second dish is gone up and around the power-transfer clutch Outboard Sections and the clutch element of power-transfer clutch inside part, this clutch element is arranged between power-transfer clutch inside part and the power-transfer clutch Outboard Sections, and allows to transmit reverse load from the power-transfer clutch Outboard Sections to the power-transfer clutch inside part.
By the 9th feature, except first connecting device and second connecting device, space in the output drum barrel between second driving disk of first driving disk spaced from each other, starting clutch and blocking clutch also has effectiveness in the layout free-wheel clutch, thereby makes starting clutch, blocking clutch and one-way clutch assembly compactness with high space efficiency.
Except in the 7th to the 9th feature any one, according to the tenth feature of the present invention, turbine impeller is arranged between pump wheel and the output drum barrel, pump wheel is connected by the link around turbine impeller with the output drum barrel, and the output drum barrel has the end wall between output drum barrel and turbine impeller rear surface, and this end wall defines and the grease chamber of the recycle oil channel connection between pump wheel and turbine impeller.
By the tenth feature, the end wall of output drum barrel also is used as the side cover of the grease chamber that is limited to turbine impeller rear surface side, with the structure of further simplification power drive, also allow tor-con, starting clutch and blocking clutch assembly next-door neighbour to arrange, thereby make power drive compacter.
Except the tenth feature, according to the 11 feature of the present invention, the output drum barrel has a plurality of discharge orifices of next-door neighbour's end wall, and the oil of supplying with starting clutch and blocking clutch is expelled to the outside of output drum barrel by these discharge orifices.
By the 11 feature, the oil of supplying with the output drum barrel is used for moving part lubricated and cooling starting clutch and blocking clutch, and be expelled to the outside of output drum barrel from the output open surfaces of drum barrel or discharge orifice, and at this moment, foreign matter (for example, be included in the oil smear metal refuse powder) is also discharged with oil.Especially, discharge orifice is arranged to be close to the end wall of output drum barrel, thereby prevent to remain on more deeply in the output drum barrel, to avoid causing the premature wear of the moving contact part of starting clutch and blocking clutch owing to foreign matter such as the foreign matter of smear metal refuse powder.
The 12 feature according to the present invention, a kind of power drive that is used for vehicle is provided, wherein, output gear can be rotated to support on the axle drive shaft of driving engine, starting clutch and tor-con are disposed in series between axle drive shaft and the output gear, it is characterized in that: tor-con is arranged so that turbine impeller is arranged between pump wheel and the starting clutch; Starting clutch is a centrifugal type, it comprises the driving disk that is connected on the axle drive shaft, have end wall and be connected to output drum barrel and connecting device on the pump wheel by the link around turbine impeller, this connecting device is supported by driving disk, and when driving disk at a predetermined velocity or more speed when rotation connect driving disk and output drum barrel; And end wall is arranged such that the grease chamber is defined between the rear surface of end wall and turbine impeller, this grease chamber and the recycle oil channel connection between pump wheel and turbine impeller.
Axle drive shaft is corresponding to the bent axle 2 in the embodiment of the invention of describing after a while, and driving disk and connecting device are corresponding to first driving disk 5 and first clutch watts 7.
By the 12 feature, the end wall of output drum barrel also as the side cover of the grease chamber that is limited to turbine impeller rear surface side, to simplify the structure of power drive, also allows tor-con and starting clutch next-door neighbour to arrange, thereby makes the power drive compactness.
Except the 12 feature, according to the 13 feature of the present invention, the hollow vortex axle sleeve is contained on the periphery of axle drive shaft, the turbine hub spline fitted of this hollow vortex wheel shaft and turbine impeller, and has a output gear in its end, this output gear is rotatable, but can not axial motion, one second wheel hub and the turbo-shaft spline fitted axially aligned with turbine hub, in the output drum barrel and only allow to be arranged between second wheel hub and the axle drive shaft to the free-wheel clutch that axle drive shaft transmits reverse load from second wheel hub, and the wheel hub of end wall is rotatable but can not be bearing in axial motion on the outer surface of the turbine hub and second wheel hub.
Second wheel hub is corresponding to the second driving disk wheel hub 40h in the embodiment of the invention of describing after a while.
By the 13 feature, turbine hub, turbo-shaft and second wheel hub can according to they function and carry out surface treatment respectively, for example nitriding or carburizing easily providing hardness according to function, thereby guarantees durability.And the wheel hub of end wall of output drum barrel is only rotatable and can not be bearing in axial motion on the outer surface of the turbine hub and second wheel hub, with the axial motion of control output drum barrel and pump wheel, thereby simplifies the axial positioning structure of output drum barrel and pump wheel.The output drum barrel has the wheel hub on the turbine hub of being bearing in and the second wheel hub outer surface, thereby has prevented coming off of output drum barrel self significantly, and makes the working stability of starting clutch.
Except the 13 feature, according to the 14 feature of the present invention, a pair of annular convex shoulder is formed on the turbine hub and second wheel hub, and this is to the wheel hub of annular convex shoulder cooperation with maintenance end wall between them, and the axial motion of restriction wheel hub.
By the 14 feature, the axial motion of output drum barrel and pump wheel can limit by very simple structure, wherein, keep a pair of annular convex shoulder of the end wall wheel hub of output drum barrel to be formed on the turbine hub and second wheel hub betwixt, thereby further simplify the axial positioning structure of output drum barrel and pump wheel.
According to the 15 feature of the present invention, a kind of power drive that is used for vehicle is provided, wherein, output gear can be rotated to support on the axle drive shaft of driving engine, starting clutch and tor-con are disposed in series between axle drive shaft and the output gear, it is characterized in that: tor-con is arranged so that turbine impeller is arranged between pump wheel and the starting clutch, the hollow vortex wheel shaft that connects turbine impeller and output gear rotatably is sleeved on the axle drive shaft, and the hollow stator axle that is connected on the stator of tor-con rotatably is sleeved on the periphery of turbo-shaft; Starting clutch is a centrifugal type, it comprises the driving disk that is connected on the axle drive shaft, is connected to output drum barrel and connecting device on the pump wheel by the link around turbine impeller, this connecting device is supported by driving disk, and when driving disk at a predetermined velocity or more speed when rotation connect driving disk and output drum barrel; And free-wheel clutch is arranged between turbo-shaft and the axle drive shaft, and this free-wheel clutch only allows to transmit reverse load from turbo-shaft to axle drive shaft.
Axle drive shaft is corresponding to the bent axle 2 in the embodiment of the invention of describing after a while.Driving disk is corresponding to first driving disk, and connecting device is corresponding to first clutch watt.
By the 15 feature, tor-con is arranged so that turbine impeller is arranged between pump wheel and the starting clutch, the hollow vortex wheel shaft that connects turbine impeller and output gear rotatably is sleeved on the axle drive shaft, the stator axis that is connected to simultaneously on the stator rotatably is sleeved on the periphery of turbo-shaft, and starting clutch is a centrifugal type, it comprises the driving disk that is connected on the axle drive shaft, be connected to output drum barrel and connecting device on the pump wheel by attaching parts around turbine impeller, this connecting device is supported by driving disk, and when driving disk at a predetermined velocity or more speed when rotation connect driving disk and output drum barrel, thereby free-wheel clutch is provided, is used under the situation that not interfered by starting clutch and stator axis, between turbo-shaft and axle drive shaft, transmitting reverse load.Therefore, when car retardation,, also can under the situation that not interfered by other parts (for example, turbo-shaft), obtain engine braking effect, and can simplify the structure of power drive by operating single free-wheel clutch although there is starting clutch.
Except the 15 feature, according to the 16 feature of the present invention, free-wheel clutch comprise be connected on the turbo-shaft and radial arrangement connecting device in-to-in power-transfer clutch Outboard Sections, be connected on the axle drive shaft and by the power-transfer clutch Outboard Sections around the power-transfer clutch inside part and be arranged in the power-transfer clutch Outboard Sections and the power-transfer clutch inside part between clutch element.
By the 16 feature of the present invention, can utilize the space in the output drum barrel of starting clutch to arrange free-wheel clutch, thereby make the power drive compactness.
The 17 feature according to the present invention, a kind of power drive that is used for vehicle is provided, wherein, output gear, tor-con and starting clutch are arranged on the axle drive shaft of driving engine outside side direction engine block, supporting driving shaft with this order, this tor-con comprises pump wheel, turbine impeller and stator, this starting clutch comprises power-transfer clutch input block and power-transfer clutch output block, like this, the power sequence delivery of axle drive shaft is given starting clutch, tor-con and output gear, and it is characterized in that: turbine impeller is arranged between starting clutch and the pump wheel; Pump wheel is connected by the link that covers turbine impeller with the power-transfer clutch output block; The hollow vortex wheel shaft that connects turbine impeller and output gear can be sleeved on the periphery of axle drive shaft with the relative rotation, and this output gear is arranged to be close to engine block; The hollow stator axle that is connected on the stator can be sleeved on the periphery of turbo-shaft with the relative rotation; And when being arranged between output gear and the pump wheel at the sub flywheel that rotates of the increase of the moment of torsion between pump wheel and turbine impeller time limit formulation.
Engine block and axle drive shaft correspond respectively to crank case 1 and the bent axle 2 in the embodiment of the invention of describing after a while.
By the 17 feature, output gear can be arranged to be close to engine block under the situation that not interfered by flywheel.This has minimized owing to the transmission counteraction of output gear moment of deflection that cause, axle drive shaft, thereby has improved axle drive shaft and be used for durability with the main bearing of drive shaft bearing on engine block.
Except the 17 feature, according to the 18 feature of the present invention, flywheel comprises: the flywheel inner disc, and this flywheel inner disc is connected on the stator axis; A plurality of pawl bars, these pawl bars are bearing on the side surface of flywheel inner disc by axle swingably, and are circular layout along the circumferential direction of flywheel inner disc; Flywheel coils outward, the outer dish of this flywheel be fixed on engine block bonded assembly abutment wall on, and have around the pawl teeth in the interior perimeter surface of described a plurality of pawl bars, a plurality of pawl bars can be thrown off with these pawl teeth engagements and from these pawl teeth; And spring, this spring edge promotes each pawl bar with pawl teeth ingear direction, and when the moment of torsion between pump wheel and turbine impeller increased, the flywheel inner disc was locked on the outer dish of flywheel by pawl bar.
By the 18 feature, flywheel is arranged to axially flat, thereby makes the power drive compactness.
Except the 18 feature, according to the 19 feature of the present invention, in each pawl bar, be furnished with counterweight part, be used to centnifugal force that pawl bar is thrown off from pawl teeth against the thrust of spring to produce during with predetermined high speed revolution when the flywheel inner disc.
By the 19 feature, after moment of torsion increased, pump wheel and turbine impeller rotated with stator, and entered when being scheduled to the high speed revolution state when stator, and pawl bar can be thrown off from pawl teeth against the thrust of spring.This allows the moving contact of pawl bar releasing and pawl teeth, and prevents wearing and tearing and noise by the moving contact generation.
Except the 19 feature, according to the 20 feature of the present invention, the pump impeller hub is formed on the pump wheel, this pump impeller hub protrudes towards flywheel, and can be rotated to support on the outer surface of stator axis, a plurality of pawl bars by axle be bearing in the flywheel inner disc, on the side surface of pump wheel side, and pawl bar is arranged to around the pump impeller hub.
By the 20 feature of the present invention, protrude and the pump impeller hub that can be rotated to support on the outer surface of stator axis is formed on the pump wheel towards flywheel, to prevent that reliably the pump wheel on the turbo-shaft from coming off, and a plurality of pawl bars are arranged to around the pump impeller hub, allowing space around the pump impeller hub to be used to that effectively pawl bar is installed and flywheel coils, thereby make the power drive compactness outward.
By below with reference to the accompanying drawing detailed description of the preferred embodiment, will know aforementioned and other purpose of the present invention, feature and advantage.
Description of drawings
Fig. 1 is according to an embodiment of the invention, is used for the vertical sectional view of the power drive of motor bike.
Fig. 2 is the enlarged drawing of the part 2 among Fig. 1.
Fig. 3 cuts open the cutaway view of getting along the line 3-3 among Fig. 1.
Fig. 4 cuts open the cutaway view of getting along the line 4-4 among Fig. 1.
Fig. 5 cuts open the cutaway view of getting along the line 5-5 among Fig. 1.
Fig. 6 is the decomposition diagram of flywheel.
The specific embodiment
In Fig. 1 and 2, bent axle 2 is bearing on the crank case 1 of the driving engine E that is installed on the motor bike by main bearing 3.Output gear 4, tor-con T, blocking clutch C2 and starting clutch C1 with this order from main bearing 3 sides towards crank case 1 the outside and be installed in bent axle 2, be protruding on the main bearing 3 exterior parts.
At first, the structure of starting clutch C1 will be described with reference to Figure 3.
Starting clutch C1 comprises: first driving disk 5, and this first driving disk 5 is connected on the end of bent axle 2; A pair of first clutch watts 7 and 7, this is bearing on first driving disk 5 by pivot 6 swingably to first clutch watts 7 and 7; A pair of first retracing spring 8 and 8, this is connected between the first clutch watts 7 and 7 first retracing spring 8 and 8, and promotes first clutch watts 7 and 7 along compression direction; And closed end cylindricality output drum barrel 9, this output drum barrel 9 is arranged to around first clutch watts 7 and 7.The first driving disk wheel hub 5h and bent axle 2 spline fitted at the center by will being formed on first driving disk 5, wherein make the first driving disk wheel hub 5h by control panel 11 and against the annular convex shoulder 10 of bent axle 2, and pass through nut 12 screw threads for fastening on bent axle 2, and first driving disk 5 is connected on the end of bent axle 2.
Can be combined on the outer surface of first clutch watts 7 and 7 with the friction lining 7a of interior perimeter surface moving contact of output drum barrel 9 and 7a.Retainer 13 and 13 against the interior perimeter surface of first clutch watts 7 and 7 is arranged on first driving disk 5, reduces the diameter of first clutch watts 7 and 7 with restriction.The weight of first clutch watts 7 and 7 and the constant-acting load of retracing spring 8 and 8 are arranged to like this, promptly when bent axle 2 at a predetermined velocity or be higher than speed when rotation of speed without load, first clutch watts 7 and 7 expands by action of centrifugal force, so that friction lining 7a and 7a press the interior perimeter surface of output drum barrel 9.
Below, will introduce the structure of tor-con T.
With reference to Fig. 1 and 2, tor-con T comprises again: pump wheel 15; Turbine impeller 16, this turbine impeller 16 are arranged to facing to pump wheel 15; And stator 17, this stator 17 is arranged between the interior circumferential portion of pump wheel 15 and turbine impeller 16.Recycle oil passage 18 power fluid, that be used for transmission is limited to three parts 15,16 and 17.
It should be noted that pump wheel 15 is arranged in crank case 1 side, and turbine impeller 16 is arranged in output drum barrel 9 sides, that is, turbine impeller 16 is arranged between pump wheel 15 and the output drum barrel 9.Be connected on the shell of pump wheel 15 above turbine impeller 16 axially extended cylindricality link 14 one from the periphery of pump wheel 15 shells, the top of link 14 is waited and is connected to fluid-tight fashion on the outer surface of output drum barrel 9 by welding.
The wheel hub of turbine impeller 16, promptly turbine hub 16h spline is connected on the periphery of hollow vortex wheel shaft 20, and this turbo-shaft 20 can be sleeved on the periphery of bent axle 2 with the relative rotation.One end of turbo-shaft 20 is arranged through oil pump driven wheel 26 and needle roller thrust bearing 22 and against the race, inner of main bearing 3, and the other end is arranged to against control panel 11.Finally, turbo-shaft 20 remains between needle roller thrust bearing 22 and the control panel 11, and has suppressed the axial motion of turbo-shaft 20.
The wheel hub of stator 17, promptly stator wheel hub 17h is connected with hollow stator axle 21 splines, and this hollow stator axle 21 is sleeved on the periphery of turbo-shaft 20 rotatably.The wheel hub of pump wheel 15, promptly pump impeller hub 15h by the outer surface of stator axis 21 by bearing lining 24 and rotatably mounted.
Only allow stator 17 along the flywheel F of predetermined direction rotation be connected to stator axis 21, from pump impeller hub 15h towards output gear on 4 tops of protruding.
Shown in Fig. 1,2,5 and 6, flywheel F comprises: flywheel inner disc 27, this flywheel inner disc 27 wait by welding and are connected on the top of stator axis 21; A plurality of pawl bars 29, these pawl bars 29 are bearing on the side surface of flywheel inner disc 27 swingably by pivot 28, and in pump wheel 15 sides; And the outer dish 30 of flywheel, the outer dish 30 of this flywheel by bolt 32 be fixed on crank case 1 bonded assembly abutment wall 1a on, and around these a plurality of pawl bars 29.Pawl teeth 31 is formed in the interior perimeter surface of the outer dish 30 of flywheel, and these a plurality of pawl bars 29 can and be thrown off with these pawl teeth 31 engagements.Each pawl bar 29 at one end has pawl 29a, and this pawl 29a and pawl teeth 31 engagements are also thrown off, and have counterweight 29b at the other end, and pivot 28 is between this pawl 29a and counterweight 29b.Helicoil spring 33 is installed on the pivot 28, lock hole 34 Elastic Meshing at the hook 33a and the flywheel inner disc 27 at spring 33 1 end places, and in lock hole 35 Elastic Meshing of the hook 33b and the counterweight 29b at other end place, thereby along and pawl teeth 31 ingear directions promote pawl bar 29.Flywheel inner disc 27 is provided with retainer 36, and this retainer 36 provides the swing limit in its high speed revolution process when each pawl bar 29 is thrown off with pawl teeth 31 by the centrifugal effect of counterweight 29b.The body insulation 37 of rubber or synthetic resin is attached on the sliding bevel of pawl teeth 31.
Therefore, flywheel F is arranged between pump wheel 15 and the output gear 4, and especially, the outer dish 30 of a plurality of pawl bars 29 and flywheel is arranged on the periphery of pump impeller hub 15h, thereby around pump impeller hub 15h.
Below, will introduce the structure of blocking clutch C2 with reference to figure 1 and 4.
Blocking clutch C2 comprises: second driving disk 40, this second driving disk 40 have the second driving disk wheel hub 40h, and this second driving disk wheel hub 40h spline is connected on the periphery of turbo-shaft 20, and axially aligns with turbine hub 16h; A pair of second clutch watts 42 and 42, this is bearing on second driving disk 40 by pivot 41 swingably to second clutch watts 42 and 42; A pair of second retracing spring 43 and 43, this is connected between the second clutch watts 42 and 42 second retracing spring 43 and 43, and reduces direction along diameter and promote second clutch watts 42 and 42; And output drum barrel 9, this output drum barrel 9 is arranged to around second clutch watts 42 and 42.Therefore, output drum barrel 9 is shared by starting clutch C1 and blocking clutch C2.
At this moment, first driving disk 5 of starting clutch C1 is arranged in the open surfaces side of output drum barrel 9, and second driving disk 40 of blocking clutch C2 is arranged in the end wall 9a side of output drum barrel 9, so clutch shoe 7 and 42 is arranged to toward each other.This allows the space between driving disk 5 and 40 can be used to install clutch shoe 7 and 42 effectively.
Can be combined on the outer surface of second clutch watts 42 and 42 with the friction lining 42a of interior perimeter surface moving contact of output drum barrel 9 and 42a.Retainer 44 and 44 against the interior perimeter surface of second clutch watts 42 and 42 is arranged on second driving disk 40, thereby restriction reduces the diameter of second clutch watts 7 and 7.The weight of second clutch watts 42 and 42 and the constant-acting load of retracing spring 43 and 43 are arranged to like this, promptly when turbo-shaft 20 enters predetermined high speed revolution state, second clutch watts 42 and 42 expands by action of centrifugal force, so that friction lining 42a and 42a press the interior perimeter surface of output drum barrel 9.Second driving disk 40 is being provided with one or more hydraulic fluid ports 49 near the part place at center, and this hydraulic fluid port 49 provides the circulation between second driving disk 40 inside and outside.
The aduncate drum barrel wheel hub of axial direction 9h along output drum barrel 9 forms by burring (burring) on the interior Zhou Duan of the end wall 9a that exports drum barrel 9.Drum barrel wheel hub 9h can be rotated to support on the periphery of the turbine hub 16h and the second driving disk wheel hub 40h by bearing lining 45.Therefore, the end wall 9a of output drum barrel 9 is as the side cover that limits the 18a of grease chamber, and the 18a of this grease chamber is communicated with the periphery of recycle oil passage 18 between the rear surface of end wall 9a and turbine impeller 16.End wall 9a is along the bowl-type rear surface bending of turbine impeller 16, and is arranged to be close to this rear surface.This makes the volume of the 18a of grease chamber reduce to minimum, and allows tor-con T, starting clutch C1 and blocking clutch C2 can be close to layout, thereby makes the power drive compactness.
In the perisporium of output drum barrel 9, circumferentially be drilled with a plurality of discharge orifices 46 alignedly on edge, next-door neighbour's end wall 9a place, these discharge orifices 46 make the inside of exporting drum barrel 9 towards outside opening, and the lubricated and oil coolant in the inflow output drum barrel 9 is discharged to the outside of exporting drum barrel 9 by this discharge orifice 46 together with foreign matter (for example, the friction refuse powder of friction lining 7a and 42a).
The turbine hub 16h adjacent one another are and the second driving disk wheel hub 40h remain between the annular convex shoulder 47 and control panel 11 on the periphery that is formed at turbo-shaft 20 middle parts, and have suppressed the axial motion of the turbine hub 16h and the second driving disk wheel hub 40h.Drum barrel wheel hub 9h remain on the turbine hub 16h and the second driving disk wheel hub 40h, annular convex shoulder 48 respect to one another and 48 ' between, thereby the axial motion that suppresses drum barrel wheel hub 9h, and therefore suppressed by link 14 and each other in holistic pump wheel 15 and the axial motion of exporting drum barrel 9.And, drum barrel wheel hub 9h protrudes towards the inside of output drum barrel 9 from the interior Zhou Duan of end wall 9a, and drum barrel wheel hub 9h is by bearing lining 45 and by turbine hub 16h and second driving disk wheel hub 40h supporting, preventing that reliably exporting drum barrel 9 comes off, and make the working stability of starting clutch C1 and blocking clutch C2.
In output drum barrel 9, be arranged between turbo-shaft 20 and the bent axle 2 to the free-wheel clutch C3 that bent axle 2 transmits reverse load from turbo-shaft 20 only.Free-wheel clutch C3 has cylindricality power-transfer clutch Outboard Sections 50, and these power-transfer clutch Outboard Sections 50 one are connected on the second driving disk wheel hub 40h, and this second driving disk wheel hub 40h spline is connected on the turbo-shaft 20.Power-transfer clutch Outboard Sections 50 surpasses control panel 11 and radially is arranged in first clutch watts 7 and second clutch watt 42 inside.By power-transfer clutch Outboard Sections 50 concentric rings around power-transfer clutch inside part 51 and the periphery spline fitted of the first driving disk wheel hub 5h, and a plurality of clutch elements that are circular layout 52 (for example diagonal brace or roller) are arranged between power-transfer clutch Outboard Sections 50 and the power-transfer clutch inside part 51, thereby allow to transmit reverse load from power-transfer clutch Outboard Sections 50 to power-transfer clutch inside part 51.Constituted free-wheel clutch C3 like this.
The oil supply gallery 55 and the oil drain passage 59 of longitudinal extension are arranged in the bent axle 2.From the oil that the oil pump (not shown) that is driven by oil pump driven wheel 26 is discharged, supply with oil supply gallery 55 from the end of bent axle 2.The first, the 3rd and second annular oil reservoir 56
1, 56
3With 56
2Begin to be arranged between bent axle 2 and the turbo-shaft 20 from control panel 11 sides.First and second hydraulic fluid ports 57
1With 57
2Extend radially out from oil supply gallery 55, to arrive first and second oil reservoirs 56
1With 56
2, and the 3rd hydraulic fluid port 57
3Extend radially out from oil drain passage 59, to arrive the 3rd oil reservoir 56
3 Oil drain passage 59 is connected on the unshowned lubricated part among the driving engine E.
Turbo-shaft 20 and stator axis 21 are respectively equipped with side mouth 58
1With 58
2, so that second oil reservoir 56
2Be communicated with the part between stator 17 and pump wheel 15.Turbo-shaft 20 is provided with side mouth 58
3, so that the 3rd oil reservoir 56
3Be communicated with the part between stator 17 and turbine impeller 16.
In said structure, turbo-shaft 20, output gear 4 and the second driving disk wheel hub 40h and power-transfer clutch Outboard Sections 50 carry out carburizing, so that their superficial hardness maximum.Turbine hub 16h and stator wheel hub 17h with spline fitted part carry out nitriding, so that their superficial hardness increases to the degree of expectation.Therefore, output gear 4, turbo-shaft 20, turbine hub 16h, stator wheel hub 17h and the second driving disk wheel hub 40h carry out surface treatment (for example nitriding or carburizing) respectively according to its function, easily providing hardness according to function, thereby guarantee durability.
Below, will introduce the operation of present embodiment.
In the working process of driving engine E, supply with the part oil of oil supply gallery 55 by first hydraulic fluid port 57 from unshowned oil pump
1Flow into first oil reservoir 56
1In, the surface of revolution of lubricated bent axle 2 and turbo-shaft 20, and by the gap between surface of revolution, to pass through in the end of stator axis 21 and the gap between the control panel 11, and the spline fitted part of supply between turbo-shaft 20 and the turbine hub 16h and the second driving disk wheel hub 40h, with lubricated these parts.
Remainder oil in oil supply gallery 55 is by second hydraulic fluid port 57
2Flow into second oil reservoir 56
2In, by side mouth 58
1With 58
2Supply with recycle oil passage 18 by the gap between stator 17 and pump wheel 15, and the circulation in recycle oil passage 18 as shown by arrows by the centrifugal action that is produced by the rotation of pump wheel 15, and a part that should oil is by the gap between stator 17 and turbine impeller 16 and subsequently by side mouth 58
3, the 3rd oil reservoir 56
3With the 3rd hydraulic fluid port 57
3And be expelled to oil drain passage 59.
Remainder oil in recycle oil passage 18 enters the 18a of grease chamber from the part between the periphery of pump wheel 15 and turbine impeller 16, then enter in the output drum barrel 9, while lubricating bearings lining 45, part oil flow on the moving part of starting clutch C1 and blocking clutch C2 by a plurality of hydraulic fluid ports 49 of driving disk 40, to be used for lubricated and to cool off this moving part.At last, the oil in output drum barrel 9 is discharged to the outside of exporting drum barrel 9 from the open surfaces or the discharge orifice 46 of output drum barrel 9.
At this moment, foreign matter (for example, the friction refuse powder of friction lining 7a and 42a) is discharged with oil.Especially, discharge orifice 46 is arranged to be close to the end wall 9a of output drum barrel 9, thereby prevent to remain on more deeply in the output drum barrel 9, and avoid owing to the foreign matter such as friction refuse powder causes the friction lining 7a of clutch shoe 7 and 42 and the premature wear of 42a such as the foreign matter of friction refuse powder.
At second oil reservoir 56
2In a part of oil from the clearance leakage between bent axle 2 and turbo-shaft 20, and supply with radial needle bearing 23 and needle roller thrust bearing 22, with lubricated this radial needle bearing 23 and needle roller thrust bearing 22.
In the idle running process of bent axle 2, first clutch watts 7 and 7 remains on diameter and reduces the position, herein first clutch watts 7 and 7 by the constant-acting load of first retracing spring 8 and 8 against retainer 13 and 13, the interior perimeter surface of friction lining 7a and 7a and output drum barrel 9 is spaced apart, and therefore, starting clutch C1 keeps OFF (closing) state.Therefore, although tor-con T is arranged, vehicle can remain on arrested state.
When bent axle 2 at a predetermined velocity or be higher than speed when rotation of the rpm that dallies, first clutch watts 7 and 7 is swung along expansion direction against the constant-acting load of first retracing spring 8 and 8 by centnifugal force, and when friction lining 7a and 7a pressed the interior perimeter surface of output drum barrel 9, starting clutch C1 entered ON (opening) state.Therefore, export the rotation that drum barrel 9 is taken bent axle 2 out of, and pass to the pump wheel 15 of tor-con T by link 14.
When pump wheel 15 rotates by output drum barrel 9, the power fluid that is full of recycle oil passage 18 passes to turbine impeller 16 with the rotary torque of pump wheel 15, be circulated to turbine impeller 16, stator 17 and pump wheel 15 by centrifugal action from pump wheel 15 simultaneously, shown in arrow among Fig. 1; This power fluid from turbo-shaft 20 to output gear 4 transfer torques; And also pass to the drive wheel of vehicle by unshowned power drive, with drive wheels, thus the starting vehicle.At this moment, connect vibration even produce in starting clutch C1, this vibration also can be absorbed by tor-con T, to guarantee the smooth starting of vehicle.
When the moment of torsion that in tor-con T, is increased between pump wheel 15 and the turbine impeller 16, follow the antagonistic force of this increase to be applied on the stator 17, but stator 17 prevents rotation with flywheel inner disc 27 by locking flywheel F (that is the engagement between pawl bar 29 and pawl teeth 31 bottoms).
When the increase of moment of torsion finished, stator 17 rotated along equidirectional with pump wheel 15 and turbine impeller 16, made flywheel F idle running by the reactive torque that is received by stator 17 simultaneously, that is, pawl bar 29 slides on the inclined-plane of pawl teeth 31.When flywheel inner disc 27 enters predetermined high speed revolution state with turbine impeller 16, each pawl bar 29 is swung along the direction of separating with pawl teeth 31 by being applied to the action of centrifugal force on the counterweight 29b, and the moving contact of releasing and pawl teeth 31, thereby prevent the wearing and tearing and the noise that produce owing to moving contact.
The rotation of turbo-shaft 20 also passes to second driving disk 40 of blocking clutch C2.Therefore, when turbine impeller 16 during with predetermined high speed revolution, second clutch watts 42 and 42 is swung along expansion direction against the constant-acting load of second retracing spring 43 and 43 by centnifugal force, so that friction lining 42a and 42a press the interior perimeter surface of output drum barrel 9, thereby blocking clutch C2 enters locking states.Therefore, pump wheel 15 is connected with turbo-shaft 20 direct mechanical, thereby has eliminated the slippage loss between turbine impeller 16 and pump wheel 15, to increase driving efficiency.
If reverse load passes to turbo-shaft 20 from output gear 4 in the moderating process of vehicle, free-wheel clutch C3 just enters coupled condition so, and reverse load passes to bent axle 2 from turbo-shaft 20 orders by the second driving disk wheel hub 40h, power-transfer clutch Outboard Sections 50, clutch element 52, power-transfer clutch inside part 51 and the first driving disk wheel hub 5h.Therefore, tor-con T and starting clutch C1 are walked around in the reverse load bypass of output gear 4, and pass to bent axle 2, thereby, all will obtain gratifying engine braking effect no matter starting clutch C1 is in the slip between OFF state and turbine impeller 16 and the pump wheel 15.
And pump wheel 15 is connected on the output drum barrel 9 of starting clutch C1 and blocking clutch C2 by link 14, thereby is minimized in the dead band between tor-con T, starting clutch C1 and the blocking clutch C2, so that the power drive compactness.
The end wall 9a of output drum barrel 9 also is used as the side cover of the 18a of grease chamber that is limited to turbine impeller 16 rear surface sides, thereby has simplified the structure of power drive, also allows tor-con T and starting clutch C1 next-door neighbour to arrange, thereby makes the power drive compactness.
The end wall 9a of output drum barrel 9 arranges thereby allow tor-con T and output drum barrel 9 to be close to, and makes power drive compacter along the bowl-type rear surface bending of turbine impeller 16.
Starting clutch C1 and blocking clutch C2 are centrifugal type, and a shared output drum barrel 9, thereby allow to simplify effectively the unit construction of two power-transfer clutch C1 and C2, and make this unit construction compactness.
And, free-wheel clutch C3 is arranged between second driving disk 40 of first driving disk 5 of starting clutch C1 and blocking clutch C2, and the shared output drum barrel 9 of starting clutch C1 and blocking clutch C2, thereby make that with high efficiency the assembly of starting clutch C1, blocking clutch C2 and free-wheel clutch C3 is obviously compact.
Be arranged in stator axis 21 on the periphery of turbo-shaft 20 by being arranged in the flywheel F between pump wheel 15 and the output gear 4 and be connected, thereby effectively utilize space between pump wheel 15 and output gear 4, that be used to install flywheel F with abutment wall 1a on being connected to crank case 1.Especially, flywheel F is the ratchet type, and pawl bar 29 and the outer dish 30 of flywheel with pawl teeth 31 be arranged on the periphery of pump impeller hub 15h, with around pump impeller hub 15h, thereby effectively utilize the very little space between pump wheel 15 and output gear 4, so that power drive is compacter.
The present invention is not limited to the foregoing description, and under the situation that does not break away from theme of the present invention, can carry out various design variation.For example, ball-bearing casing or surface bearing can be used to replace radial needle bearing 23.
Claims (8)
1. power drive that is used for vehicle, wherein, output gear can be rotated to support on the axle drive shaft of driving engine, starting clutch and tor-con are disposed in series between axle drive shaft and the output gear, and blocking clutch is arranged between the pump wheel and turbine impeller of tor-con, it is characterized in that:
This starting clutch is a centrifugal type, the output drum barrel and first connecting device on the pump wheel that it comprises first driving disk that is connected on the axle drive shaft, be connected to tor-con, this first connecting device is supported by first driving disk, and when first driving disk at a predetermined velocity or the more speed rotation time connect first driving disk and output drum barrel; And
This blocking clutch is a centrifugal type, it is included in second driving disk and second connecting device that is connected in the output drum barrel on the turbine impeller, this second connecting device is supported by second driving disk, and connects second driving disk and output drum barrel during with predetermined high speed revolution when second driving disk.
2. the power drive that is used for vehicle according to claim 1, it is characterized in that: a free-wheel clutch is arranged between described second driving disk and the axle drive shaft and in the output drum barrel, this free-wheel clutch only allows to transmit reverse load from described second driving disk to axle drive shaft.
3. the power drive that is used for vehicle according to claim 2 is characterized in that: described first driving disk and second driving disk are spaced apart from each other, thereby described first connecting device and second connecting device are toward each other; And described free-wheel clutch is arranged between first driving disk and second driving disk, this free-wheel clutch comprises the power-transfer clutch inside part that is connected on first driving disk, be connected to that second dish is gone up and around the power-transfer clutch Outboard Sections and the clutch element of power-transfer clutch inside part, this clutch element is arranged between power-transfer clutch inside part and the power-transfer clutch Outboard Sections, and allows to transmit reverse load from the power-transfer clutch Outboard Sections to the power-transfer clutch inside part.
4. according to each described power drive that is used for vehicle in the claim 1 to 3, it is characterized in that: described turbine impeller is arranged between pump wheel and the output drum barrel; Described pump wheel is connected by the link around turbine impeller with the output drum barrel; And described output drum barrel has the end wall between output drum barrel and turbine impeller rear surface, and this end wall defines and the grease chamber of the recycle oil channel connection between pump wheel and turbine impeller.
5. the power drive that is used for vehicle according to claim 4, it is characterized in that: described output drum barrel has a plurality of discharge orifices of next-door neighbour's end wall, and the oil of supplying with starting clutch and blocking clutch is expelled to the outside of output drum barrel by these discharge orifices.
6. power drive that is used for vehicle, wherein, output gear can be rotated to support on the axle drive shaft of driving engine, and starting clutch and tor-con are disposed in series between axle drive shaft and the output gear, it is characterized in that:
This tor-con is arranged so that a turbine impeller is arranged between pump wheel and the starting clutch;
This starting clutch is a centrifugal type, it comprises the driving disk that is connected on the axle drive shaft, have end wall and be connected to output drum barrel and connecting device on the pump wheel by the link around turbine impeller, this connecting device is supported by driving disk, and when driving disk at a predetermined velocity or more speed when rotation connect driving disk and output drum barrel; And
This end wall is arranged such that the grease chamber is defined between the rear surface of end wall and turbine impeller, this grease chamber and the recycle oil channel connection between pump wheel and turbine impeller.
7. the power drive that is used for vehicle according to claim 6, it is characterized in that: a hollow vortex axle sleeve is contained on the periphery of described axle drive shaft, the turbine hub spline fitted of this hollow vortex wheel shaft and turbine impeller, and having a described output gear in its end, this output gear is rotatable but can not axial motion; One second wheel hub and the turbo-shaft spline fitted axially aligned with described turbine hub; One free-wheel clutch is arranged between second wheel hub and the axle drive shaft, this free-wheel clutch output drum barrel in and only allow to transmit reverse load to axle drive shaft from second wheel hub; And the wheel hub of end wall is rotatable but can not be bearing in axial motion on the outer surface of the turbine hub and second wheel hub.
8. the power drive that is used for vehicle according to claim 7, it is characterized in that: a pair of annular convex shoulder is formed on the described turbine hub and second wheel hub, this cooperates keeping the described wheel hub of end wall between them annular convex shoulder, and limits the axial motion of this wheel hub.
Applications Claiming Priority (15)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003-392922 | 2003-11-21 | ||
| JP2003392925A JP4414206B2 (en) | 2003-11-21 | 2003-11-21 | Power transmission device for vehicle |
| JP2003392926 | 2003-11-21 | ||
| JP2003392923 | 2003-11-21 | ||
| JP2003392923A JP4414204B2 (en) | 2003-11-21 | 2003-11-21 | Power transmission device for vehicle |
| JP2003-392924 | 2003-11-21 | ||
| JP2003-392925 | 2003-11-21 | ||
| JP2003-392923 | 2003-11-21 | ||
| JP2003392924A JP4414205B2 (en) | 2003-11-21 | 2003-11-21 | Power transmission device for vehicle |
| JP2003392924 | 2003-11-21 | ||
| JP2003-392926 | 2003-11-21 | ||
| JP2003392922A JP4414203B2 (en) | 2003-11-21 | 2003-11-21 | Power transmission device for vehicle |
| JP2003392922 | 2003-11-21 | ||
| JP2003392926A JP2005155725A (en) | 2003-11-21 | 2003-11-21 | Vehicular power transmission device |
| JP2003392925 | 2003-11-21 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100904360A Division CN100360834C (en) | 2003-11-21 | 2004-11-18 | Power transmission device for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101323251A true CN101323251A (en) | 2008-12-17 |
| CN101323251B CN101323251B (en) | 2011-06-15 |
Family
ID=34719468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007103076337A Expired - Fee Related CN101323251B (en) | 2003-11-21 | 2004-11-18 | Vehicular power transmission device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4414203B2 (en) |
| CN (1) | CN101323251B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488741B (en) * | 2018-10-22 | 2023-01-13 | 洛阳东方众成离合器有限公司 | Hydraulic transmission |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3537262A (en) * | 1969-02-26 | 1970-11-03 | Borg Warner | Transmission mechanism |
| JPH1163156A (en) * | 1997-08-12 | 1999-03-05 | Fuji Heavy Ind Ltd | Automatic transmission |
| JP4398556B2 (en) * | 1999-02-10 | 2010-01-13 | 株式会社ユタカ技研 | Centrifugal hydraulic clutch |
-
2003
- 2003-11-21 JP JP2003392922A patent/JP4414203B2/en not_active Expired - Fee Related
-
2004
- 2004-11-18 CN CN2007103076337A patent/CN101323251B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101323251B (en) | 2011-06-15 |
| JP2005155721A (en) | 2005-06-16 |
| JP4414203B2 (en) | 2010-02-10 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Granted publication date: 20110615 Termination date: 20161118 |