CN1721741A - Hybrid electro-mechanical transmission with secured hub for park pawl loading and method - Google Patents

Hybrid electro-mechanical transmission with secured hub for park pawl loading and method Download PDF

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Publication number
CN1721741A
CN1721741A CNA2005100717157A CN200510071715A CN1721741A CN 1721741 A CN1721741 A CN 1721741A CN A2005100717157 A CNA2005100717157 A CN A2005100717157A CN 200510071715 A CN200510071715 A CN 200510071715A CN 1721741 A CN1721741 A CN 1721741A
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CN
China
Prior art keywords
mentioned
end cap
hub
cap part
transmission device
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Granted
Application number
CNA2005100717157A
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Chinese (zh)
Other versions
CN100436892C (en
Inventor
W·S·里德
J·A·拉什科夫斯基
J·E·莫瓦特
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Motors Liquidation Co
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Motors Liquidation Co
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Publication of CN1721741A publication Critical patent/CN1721741A/en
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Publication of CN100436892C publication Critical patent/CN100436892C/en
Expired - Fee Related legal-status Critical Current
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    • Y02T10/6204—
    • Y02T10/6282—
    • Y02T10/641—

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  • General Details Of Gearings (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
  • Motor Or Generator Frames (AREA)
  • Gear-Shifting Mechanisms (AREA)
  • Mechanical Operated Clutches (AREA)
  • Retarders (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Hybrid Electric Vehicles (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

The invention relates to an electric variable speed transmission device which is equipped with a lay-up latching system for bearing mechanical loads. The system is arranged on an end cover part of a casing of the transmission device. The end cover part is used for covering the lay-up latching system and conjugation gears. A support hub can be combined with the end cover part of the transmission device inside and can be completely fixed on the end cover part of the transmission device to bear the loads of the ay-up latching. The hub is also used for guiding oil to an empty cavity of a piston-type clutch component. The invention also provides a method of fixing the hub onto the casing of the electric variable speed transmission device.

Description

The hybrid electro-mechanical transmission device and the method thereof that have the secured hub that is used for Parking pawl load
Technical field
The present invention relates to a kind of electrical variable speed transmission device with end cap part, it has a hub that is fixed on the end cap part, so that be enough to bear the torsional load that comes from rear-mounted Parking pawl system.
Background technique
Vehicle transmission gear, particularly planetary pinion automatic power transmission device have a parking and braking mechanism usually, to prevent the vehicle trend that Parking time nature rolls along the inclined-plane on domatic downwards.The composition of such parking and braking mechanism generally includes some and is designed to be used for the pawl that selectively engages with above-mentioned engaging gear with respect to the fixing engaging gear of the output shaft of transmission device and one when parking braking starts.This pawl is when mainly the recess between the gear teeth of pawl and engaging gear engages, and prevents that output shaft and its from going up fixing engaging gear and rotating.
Have the vehicle of complicated non-traditional type dynamical system,, still need a parking and braking mechanism as electric machinery type vehicle.But the change of some parts of transmission device needs the Parking pawl and also changes with the parts of its coordination.For example, some hybrid electro-mechanical transmission devices need use two motors to provide electric power as the output shaft of transmission device.
Summary of the invention
Electrical variable speed transmission device with two motors has limited the assembling space of other transmission component significantly.In the present invention, Parking pawl and engaging gear are arranged on the position after more leaning on so that hold second motor.The end cap part of gear mechanism housing and the hub of support engages gear must be able to bear the additional torque load that is caused by Parking Parking pawl system when pawl restriction engaging gear.
Therefore, the invention provides a kind of vehicle that has Parking Parking pawl and electrical variable speed transmission device.This transmission device comprises the end cap part, and it holds rotatable clutch housing, and this clutch housing is connected on the engaging gear and by a hub and supports.This hub is fixed to above-mentioned end cap part, so that be enough to bear the radial load of engaging gear when engaging gear engages with Parking Parking pawl.
According to an aspect of the present invention, hub limits a supply sleeve pipe, and it is directed to oil in the piston cavity of clutch housing.
According to a further aspect in the invention, hub can divide press fit with end cap portions.
More specifically, the present invention relates to a kind of electrical variable speed transmission device (EVT) with Parking pawl.This electromechanical transmission device comprises a housing with end cap part.Also comprise a clutch housing that is contained in this end cap part, and it can be with respect to the end cap partial rotation, an engaging gear can rotate along with clutch housing, and when it engages with the Parking pawl, can be by the clutch housing radial loaded.In addition, also provide a hub that is contained in the end cap part, it bears the radial load of engaging gear.This hub can divide assembling mutually with end cap portions, so as to be enough to bear by between this engaging gear and this Parking pawl engage and cause act on this hub and this end cap radial load on partly.
Another aspect of the present invention also comprises and a kind of hub structurally is fixed to the method for electromechanical gear mechanism housing, and transmission device comprises a Parking pawl system of installing in the back, and it is at least partially housed in the end cap part of gear mechanism housing.This method comprises: a pawl engaging gear is provided, and it can and be contained in the end cap part of gear mechanism housing at least in part with Parking pawl system engages; And a hub is provided, it is contained in the end cap part of above-mentioned gear mechanism housing.Above-mentioned hub is partly installed with respect to above-mentioned end cap, so as to be enough to bear by between this engaging gear and this Parking pawl engage and cause act on load on this hub and this end cap part.
Realize best mode of the present invention by describing in detail below in conjunction with accompanying drawing, above-mentioned feature and advantage of the present invention and other feature and advantage will be clearer.
Description of drawings
Fig. 1 is the schematic side elevation that part is cut open, it shows an electrical variable speed gear mechanism housing that accommodates end cap part and engaging gear, Parking pawl system and gearshift selector, shift gears selector its broken so that be illustrated in motor in their housings separately;
Fig. 2 is the Parking pawl system that separates with gear mechanism housing and the perspective schematic view of engaging gear;
Fig. 3 is the schematic, exploded perspective view of end cap part, hub, clutch housing, engaging gear and other crew-served transmission components; And
Fig. 4 is the sectional elevation by upper half part center of end cap part, hub, clutch housing, engaging gear and other the crew-served transmission components that assemble.
Embodiment
Referring to accompanying drawing 1 to 4, wherein identical mark is represented identical or corresponding parts in the accompanying drawings, and the schematic side elevation of electrical variable speed transmission device 10 has been shown in the accompanying drawing 1.Basically, the connecting rod 26 between gearshift selector 24 and Parking pawl mating system 28 passes transmission device main casing 12 to end cap part 14.In accompanying drawing 2, the pawl 44 with connecting rod 26 mechanical connections of Parking pawl system 28 optionally limits engaging gear 30, thereby loads for engaging gear 30 and clutch housing 38, and wherein clutch housing is fixed to (shown in Fig. 3 and 4) on the engaging gear.The hub 80 that is fixed to end cap part 14 supports clutch housing 38.Hub 80 and end cap part 14 must firmly fix to bear the load that is produced that engages between pawl 44 and the engaging gear 30.
More specifically, transmission device is by two-part sandwich type element: main casing 12 and end cap part 14 constitute.Main casing 12 comprises two motors (A and B), and they have housing (or module) 16 and 18 separately.Motor A and B axle sleeve are on the main shaft 20 of transmission device, and this main shaft optionally is connected with transmission device output shaft 22.(A B) optionally operates with the clutch (not shown) and engages motor, so that with variable speed rotating spindle 20 and rotary output axis 22 indirectly.Installing space available in the main casing 12 of transmission device 10 is arranged (as shown in Figure 1) respectively by the housing 16 and 18 of motor A and B.A technological merit of the present invention is it by rearranging other transmission components, and promptly the position of Parking pawl system 28 makes main casing 12 can hold two motors (A and B).Gearshift selector 24 surrounds between two motors and by two motors, and this gearshift selector was connected to transmission device gear shifter fork (not shown) and is connected to a mechanical fastener (or connecting rod 26) of controlling Parking pawl system 28 by (mechanically or electrically).Parking pawl system 28 is surrounded by the end cap part 14 of gear mechanism housing, and is used for optionally interacting with engaging gear 30, and this engaging gear is fixed so that along with output shaft 22 rotates together.
Accompanying drawing 2 at length shows the interaction between engaging gear 30, Parking pawl system 28 and the gearshift selector 24.The periphery of engaging gear 30 has many teeth 32 and teeth groove 34.Being positioned at a series of complementary splines 36 on engaging gear 30 internal diameters directly is fixed on the clutch housing 38 (shown in Fig. 3 and 4) with engaging gear 30 and is fixed to indirectly (as shown in figs. 1 and 4) on the output shaft 22.When wheel in external force, for example effect of gravity down during rotation, live axle also rotates and causes output shaft 22 and engaging gear 30 (can along with clutch housing 38 rotations) rotation, this is because engaging gear 30 is designed to along with output shaft 22 rotations.
Referring to accompanying drawing 2, Parking pawl system 28 is made up of pawl pin 40, torsion spring (or pawl return spring 42), pawl 44 and actuator guide part 46.Pawl 44, actuator 48 and actuator guide part 46 are arranged in the end cap part 14, are positioned to make pawl 44 and pawl engaging gear 30 co-axially aligns.Start in case pawl 44 is designed to Parking pawl system 28 (shown in mark 45), just be mounted in the teeth groove 34 on engaging gear 30 peripheries, thereby to engaging gear 30 radial loaded.Pawl 44 is installed on the pawl pin 40, and can rotate freely or pivot around pawl pin 40.During except its mechanically engaging, pawl return spring 42 remains on unengaged position with pawl 44.Pawl 44 is installed near the actuator guide part 46 and the actuator 48 of fluting, in case actuator 48 transverse movements like this, pawl 44 will rotate or pivot between engagement positio and unengaged position.
Actuator guide part 46 surrounds actuator 48, and fixing by a lock pin 50.The periphery of actuator guide part 46 has a groove 52 near 54 places, rear portion of pawl 44, and it is used for leading and supports the pivot movement of pawl 44.Actuator 48 motion backward causes rear portion 54 collisions of the cam portion 56 of actuator and wide section part 58 and pawl 44 and makes pawl 44 rotations or be pivoted to the teeth groove 34 of engaging gear 30 engaging.The power that actuator 48 is eliminated on the cam with respect to the pawl 44 mobile rear portion 54 that makes cam portion 56 leave pawl 44 forward, thus pawl 44 is discharged from teeth groove 34.When pawl 44 when teeth groove 34 discharges, pawl return spring 42 rotates to pawl the unengaged position that allows engaging gear 30 to rotate freely.
Actuator 48 elasticity are installed to the end 60 of connecting rod 26.Axially the Hookean spring (or actuator return spring 62) that is provided with is used for making the gear of Parking to select and can realize, and with the location independent of pawl 44 with respect to engaging gear 30, the gear teeth 32 and teeth groove 34.When selecting Parking, if the gear teeth 32 of an engaging gear are positioned on the pawl 44 or near, pawl will can not join in the teeth groove 34, but move the bias voltage that continues to overcome spring 62 end of connecting rod 60 with respect to actuator 48, the end 60 of connecting rod 26 will extend beyond the end of actuator 48 a little.Actuator return spring 62 can be realized the Parking selection by keeping axial force or bias voltage on the actuator, rotates to the gear teeth 32 no longer near till the point of pawl 44 up to engaging gear 30.Along with the continuation bias voltage of actuator return spring 62, so pawl 44 will engage (when normally vehicle begins or continue to roll) on first opportunity with teeth groove 34.So the end 60 of connecting rod 26, as the mechanical fastener between gearshift selector 24 and the actuator 48, engaging and being moved along with pawl 44 and teeth groove 34 with respect to actuator 48.
Referring to attached Fig. 1 and 2, connecting rod 26 is fixed on the positioning rod 64 of gearshift selector at 66 places.Positioning rod 64 is fixing pivotly at 68 places with respect to the main casing 12 of transmission device, and selector axostylus axostyle (not shown) also is connected in this.The end portion of the periphery of positioning rod 64 has ratchet 70.Ratchet 70 is used for keeping the cylinder-shaped end 72 of spring 74 to engage with ratchet.Ratchet keeps spring 74 to install indirectly with respect to the main casing 12 of transmission device, in case vehicle Parking like this, selector spindle rotation positioning rod 64 and ratchet keep the cylinder-shaped end 72 of spring 74 to engage with positioning rod 64 rearmost ratchets 70, thereby are fixed in position.In order to arrive this position, positioning rod 64 turns clockwise, or moves backward with respect to main casing 12, backward or towards end cap part 14 mobile links 26 of gear mechanism housing 10.
End cap part 14 and hub 80 must be designed to bear the Parking pawl load of torsional load, transmission system load, clutch plunger load and particularly 7800 pounds of vehicles.Gear mechanism housing end cap part 14, shown in Fig. 3 and 4, design is used for holding hub 80, engaging gear 30, clutch housing 38 and piston type clutch pack 82.End cap part 14 can be connected to main casing 12 as shown in Figure 1.End cap part 14 limits a cavity 84 (as shown in Figure 3), and its big must being enough to is held engaging gear 30, and allows it to rotate freely.End cap part 14 comprises a hole 86 (as shown in figs. 1 and 4), to allow output shaft 22 external part covers 14.
Clutch housing 38 is connected with engaging gear 30 splines, and clutch housing also can be connected to the output shaft 22 (shown in Fig. 3 and 4) of transmission device drivingly by spline 83.Clutch housing 38 is accommodated in the end cap part 14, and can rotate with respect to end cap part 14.Piston type clutch pack 82 is accommodated in the clutch housing 38.Piston type clutch pack 82 comprise one be nested in the clutch housing 38 fluid power piston 88 and at fluid power piston 88 with have piston return spring 90 between the clutch plate 92 of retaining ring 94.Owing to be full of pressure oil in the piston cavity 96,, thereby main shaft 20 ground be connected to the output shaft 22 of transmission device so piston 88 promotes clutch plate 92 joints.Therefore, sentencing the clutch housing 38 that spline is connected to output shaft 22 83 can influence output shaft 22:(i in two ways) by Parking pawl 44 as shown in Figure 2 with engaging gear 30 (as above describing in detail) when engaging, 22 rotations of restriction output shaft; Or (ii) by when clutch plate 92 engages, being mechanically connected to main shaft 20, as shown in Figure 4 by spline 85.In either case, hub 80 transmits and bears resulting radial load on gear mechanism housing end cap part 14.
Hub 80 between clutch housing 38 and output shaft 22 axle sleeve on output shaft 22, lining 98 and 100 lays respectively between output shaft 22 and the hub 80 and between hub 80 and the clutch housing 38, so that flowing of oil in additional radial support and the control end cover 14 to be provided.Seal ring 102 also comes into line the connection between hub 80 and the clutch housing 38.Also comprise several thrust bearings 104 in the assembly, with the auxiliary thrust load of bearing.Also provide one to supply with hub packing ring 106 between hub 80 and end cap part 14, when moving between the common aperture of oil in end cap part 14 and the hub 80, it is used for limiting clutch that clutch supplies with in the part 107 and supplies with oily.
In the preferred embodiment, hub 80 is press fitted in the end cap part 14 at 81 places.As shown in Figure 3, structural connection 108 (being bolt) only is used to provide end cap part 14 and clutch is supplied with being tightly connected between the sleeve pipe 110, and above-mentioned clutch is supplied with sleeve pipe and is used for making oil to pass through at supply hub packing ring 106.In addition, also can utilize bolt to connect hub 80 and end cap part 14 specially with bolt arrangement that bears the special size of Parking pawl load needs radially and/or the quantity that quadruply increases bolt in this joint.Therefore, the preferred embodiment has reduced the quantity of parts and has simplified the required manufacturing step of each transmission device by hub 80 being press fit into end cap part 14.Like this, hub 80 is arranged on 81 places, and the radial load from Parking pawl system 28 is sent to transmission device end cap part 14 from the clutch housing 38 that rotates through linings 100 like this.But hub 80 has the part 116 of a press fit, and it also has the function that clutch supply oil is provided to clutch plunger cavity 96.Optionally, hub 80 and end cap part 14 can be used as an overall structure and jointly cast, and still, this just needs them to have the identical materials composition separately.In the preferred embodiment, hub 80 is made up of the gray cast iron with fabulous supportive (joumal properties), and end cap part 14 is made up of lightweight die casting aluminium.
Hub 80 also is convenient to oil is transported to clutch housing 38 and piston cavity 96.Hub 80 limits a supply sleeve pipe 110, its with oil from end cap part 14 operational guidances to clutch housing 38 and enter piston cavity 96.Preferably, supplying with sleeve pipe 110 brills makes in the hub 80.Also can cast onto in the hub 80.For the piston 88 centrifugal balances that make rotation, oil arrives the front side of piston 88 by the hole in the output shaft 22 112.
Implement best mode of the present invention though described in detail, the people who is familiar with field involved in the present invention can expect realizing within the scope of the appended claims the design and the embodiment of various variations of the present invention.

Claims (8)

1, a kind of electrical variable speed transmission device with Parking pawl comprises:
Gear mechanism housing, it has an end cap part;
Clutch housing, it is at least partially housed in the above-mentioned end cap part and can be with respect to this end cap partial rotation;
Engaging gear, it can be along with the rotation of above-mentioned clutch housing, and can be by above-mentioned clutch housing radial loaded when engaging with above-mentioned Parking pawl; And
Hub, it is contained in the above-mentioned end cap part and is configured to be used for bearing the radial load of above-mentioned engaging gear; And above-mentioned hub divides press fit with respect to above-mentioned end cap portions, so as to be enough to bear by between this engaging gear and this Parking pawl engage and cause act on radial load on this hub and this end cap part.
2, electrical variable speed transmission device as claimed in claim 1 is characterized in that, above-mentioned hub limits a supply sleeve pipe, and it is directed to oil in the above-mentioned clutch housing in operation; This clutch housing limits a piston cavity, and above-mentioned supply sleeve pipe is directed to this piston cavity with oil.
3, electrical variable speed transmission device as claimed in claim 1 is characterized in that, thereby above-mentioned hub is fixed to this end cap part of above-mentioned gear mechanism housing by a plurality of structural connections that extend between above-mentioned end cap part and above-mentioned hub.
4, electrical variable speed transmission device as claimed in claim 1 is characterized in that, above-mentioned hub and the die casting jointly of end cap part are so that form an overall structure.
5, a kind of electromechanical transmission device that comprises gear mechanism housing, it comprises:
Exercisable Parking pawl system;
The end cap part of gear mechanism housing; Wherein above-mentioned Parking pawl system is arranged in this end cap part of this gear mechanism housing at least in part;
Engaging gear, its can with above-mentioned Parking pawl system engages, and be contained in this end cap part of above-mentioned gear mechanism housing; And
Hub, it is contained in this end cap part of this gear mechanism housing; Wherein above-mentioned hub is configured to be convenient to be press fit into this end cap part of above-mentioned gear mechanism housing, engages by engaging and the radial load that causes between this gear and this Parking pawl system so that above-mentioned end cap part and this hub bear jointly.
6, electromechanical transmission device as claimed in claim 5 is characterized in that, also comprises:
Clutch housing, wherein above-mentioned hub limits a supply sleeve pipe, and it is directed to oil in this clutch housing in operation; Wherein this clutch housing piston cavity of qualification and above-mentioned supply sleeve pipe are directed to this piston cavity with oil.
7, a kind of method that hub structurally is fixed to the electromechanical gear mechanism housing; Wherein this transmission device comprises a Parking pawl system of installing in the back, and this Parking pawl system is at least partially housed in the end cap part of gear mechanism housing, and this method comprises:
The pawl engaging gear is provided, and this pawl engaging gear can and be contained in this end cap part of this gear mechanism housing at least in part with this Parking pawl system engages; And
Hub is provided, and it is at least partially housed in this end cap part of above-mentioned gear mechanism housing; Wherein above-mentioned hub divides press fit with respect to above-mentioned end cap portions, so as to bear by between this pawl engaging gear and this Parking pawl engage and cause act on load on this hub and this end cap part.
8, method as claimed in claim 7 is characterized in that, also comprises:
Extended structure link between above-mentioned end cap part and above-mentioned hub is to be connected to this hub this end cap part.
CNB2005100717157A 2004-03-22 2005-03-22 Hybrid electro-mechanical transmission with secured hub for park pawl loading and method Expired - Fee Related CN100436892C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US55514104P 2004-03-22 2004-03-22
US60/555141 2004-03-22
US11/060217 2005-02-17

Publications (2)

Publication Number Publication Date
CN1721741A true CN1721741A (en) 2006-01-18
CN100436892C CN100436892C (en) 2008-11-26

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Family Applications (21)

Application Number Title Priority Date Filing Date
CNB2005100637627A Expired - Fee Related CN100422598C (en) 2004-03-22 2005-03-22 Transmission case for lube return and method
CNB2005100717157A Expired - Fee Related CN100436892C (en) 2004-03-22 2005-03-22 Hybrid electro-mechanical transmission with secured hub for park pawl loading and method
CNB2005100637646A Active CN100384064C (en) 2004-03-22 2005-03-22 Motor resolver assemble and method for measuring rotor speed and position
CN200510059151A Expired - Fee Related CN100585232C (en) 2004-03-22 2005-03-22 Hybrid electro-mechanical transmission park system and method of assembly
CNB2005100591534A Expired - Fee Related CN100380009C (en) 2004-03-22 2005-03-22 Snap ring apparatus for hybrid transmission device
CNB200510056024XA Active CN100416132C (en) 2004-03-22 2005-03-22 Torsional damper for electrically-variable transmission
CNB2005100559473A Expired - Fee Related CN100433506C (en) 2004-03-22 2005-03-22 Method for building electric connection in the mixing type mechanical-electrical gear
CN2005100559454A Expired - Fee Related CN1722571B (en) 2004-03-22 2005-03-22 Mixing power machine - wire insulator with threaded insert in the electrical gear
CNA2005100637631A Pending CN1728508A (en) 2004-03-22 2005-03-22 Integrated motor bearing springs for hybrid electro-mechanical transmission and method
CNA2005100560216A Pending CN1737394A (en) 2004-03-22 2005-03-22 Transmission cluthes and method of cooling
CN2005100591549A Expired - Fee Related CN1707143B (en) 2004-03-22 2005-03-22 Sun gear bushing and sleeve and method for sealing in a hybrid electromechanical automatic transmission
CNB2005100560428A Active CN100521369C (en) 2004-03-22 2005-03-22 Wiring connection module for hybrid electro-mechanical drive device
CNB2005100560220A Active CN100460723C (en) 2004-03-22 2005-03-22 Motor drive donkey pump for torsional damper of an electrically variable transmission device
CN2005100637650A Expired - Fee Related CN1734132B (en) 2004-03-22 2005-03-22 Electro-mechanical transmission case and method for assembling electro-mechanical transmission case
CNB2005100591568A Expired - Fee Related CN100472103C (en) 2004-03-22 2005-03-22 Hydraulic circuit for torsional damper assembly of an electrically variable transmission
CNA2005100591553A Pending CN1701996A (en) 2004-03-22 2005-03-22 Non-sealed park actuator guide for hybrid transmission and method
CNB2005100560235A Active CN100460721C (en) 2004-03-22 2005-03-22 Method and apparatus for cooling and lubricating a hybrid transmission
CNB2005100559469A Expired - Fee Related CN100550579C (en) 2004-03-22 2005-03-22 The method of motor/generator and cooling electro-mechanical transmission
CNB2005100560201A Active CN100439760C (en) 2004-03-22 2005-03-22 Hybrid electro-mechanical transmission park system access cover and method
CNB2005100637608A Active CN100436883C (en) 2004-03-22 2005-03-22 Lubrication system and method for hybrid electro-mechanical planetary transmission components
CNB2005100560432A Expired - Fee Related CN100439759C (en) 2004-03-22 2005-03-22 Hydraulic circuit for torsional damper assembly of an electrically variable transmission

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CNB2005100637627A Expired - Fee Related CN100422598C (en) 2004-03-22 2005-03-22 Transmission case for lube return and method

Family Applications After (19)

Application Number Title Priority Date Filing Date
CNB2005100637646A Active CN100384064C (en) 2004-03-22 2005-03-22 Motor resolver assemble and method for measuring rotor speed and position
CN200510059151A Expired - Fee Related CN100585232C (en) 2004-03-22 2005-03-22 Hybrid electro-mechanical transmission park system and method of assembly
CNB2005100591534A Expired - Fee Related CN100380009C (en) 2004-03-22 2005-03-22 Snap ring apparatus for hybrid transmission device
CNB200510056024XA Active CN100416132C (en) 2004-03-22 2005-03-22 Torsional damper for electrically-variable transmission
CNB2005100559473A Expired - Fee Related CN100433506C (en) 2004-03-22 2005-03-22 Method for building electric connection in the mixing type mechanical-electrical gear
CN2005100559454A Expired - Fee Related CN1722571B (en) 2004-03-22 2005-03-22 Mixing power machine - wire insulator with threaded insert in the electrical gear
CNA2005100637631A Pending CN1728508A (en) 2004-03-22 2005-03-22 Integrated motor bearing springs for hybrid electro-mechanical transmission and method
CNA2005100560216A Pending CN1737394A (en) 2004-03-22 2005-03-22 Transmission cluthes and method of cooling
CN2005100591549A Expired - Fee Related CN1707143B (en) 2004-03-22 2005-03-22 Sun gear bushing and sleeve and method for sealing in a hybrid electromechanical automatic transmission
CNB2005100560428A Active CN100521369C (en) 2004-03-22 2005-03-22 Wiring connection module for hybrid electro-mechanical drive device
CNB2005100560220A Active CN100460723C (en) 2004-03-22 2005-03-22 Motor drive donkey pump for torsional damper of an electrically variable transmission device
CN2005100637650A Expired - Fee Related CN1734132B (en) 2004-03-22 2005-03-22 Electro-mechanical transmission case and method for assembling electro-mechanical transmission case
CNB2005100591568A Expired - Fee Related CN100472103C (en) 2004-03-22 2005-03-22 Hydraulic circuit for torsional damper assembly of an electrically variable transmission
CNA2005100591553A Pending CN1701996A (en) 2004-03-22 2005-03-22 Non-sealed park actuator guide for hybrid transmission and method
CNB2005100560235A Active CN100460721C (en) 2004-03-22 2005-03-22 Method and apparatus for cooling and lubricating a hybrid transmission
CNB2005100559469A Expired - Fee Related CN100550579C (en) 2004-03-22 2005-03-22 The method of motor/generator and cooling electro-mechanical transmission
CNB2005100560201A Active CN100439760C (en) 2004-03-22 2005-03-22 Hybrid electro-mechanical transmission park system access cover and method
CNB2005100637608A Active CN100436883C (en) 2004-03-22 2005-03-22 Lubrication system and method for hybrid electro-mechanical planetary transmission components
CNB2005100560432A Expired - Fee Related CN100439759C (en) 2004-03-22 2005-03-22 Hydraulic circuit for torsional damper assembly of an electrically variable transmission

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