CN103939573A - Differential mechanism for automobile drive axle - Google Patents
Differential mechanism for automobile drive axle Download PDFInfo
- Publication number
- CN103939573A CN103939573A CN201410177209.5A CN201410177209A CN103939573A CN 103939573 A CN103939573 A CN 103939573A CN 201410177209 A CN201410177209 A CN 201410177209A CN 103939573 A CN103939573 A CN 103939573A
- Authority
- CN
- China
- Prior art keywords
- shell
- engaging piece
- inner casing
- differential mechanism
- gear frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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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
- F16H48/00—Differential gearings
- F16H48/20—Arrangements for suppressing or influencing the differential action, e.g. locking devices
- F16H48/30—Arrangements for suppressing or influencing the differential action, e.g. locking devices using externally-actuatable means
- F16H48/34—Arrangements for suppressing or influencing the differential action, e.g. locking devices using externally-actuatable means using electromagnetic or electric actuators
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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
- F16H48/00—Differential gearings
- F16H48/06—Differential gearings with gears having orbital motion
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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
- F16H48/00—Differential gearings
- F16H48/20—Arrangements for suppressing or influencing the differential action, e.g. locking devices
- F16H48/24—Arrangements for suppressing or influencing the differential action, e.g. locking devices using positive clutches or brakes
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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
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Retarders (AREA)
Abstract
The invention discloses a differential mechanism for an automobile drive axle, and relates to the technical field of automobile transmission. The differential mechanism simplifies the structure and reduces the size. The differential mechanism comprises a shell, a transmission rack, a first meshing part, a second meshing part and an electromagnetic drive assembly. The shell comprises an inner shell and an outer shell, the inner shell and the outer shell are isolated from each other, the outer shell is wrapped outside the inner shell, and the inner shell and the outer shell both can rotate independently around the same axis. The transmission rack is arranged on the side, close to the inner shell, of the end of the outer shell, and the transmission rack is in sliding connection with the outer shell. The first meshing part is fixed at the position, close to the inner shell, of the transmission rack. The second meshing part is fixed at the position, corresponding to the first meshing part, of the inner shell. The electromagnetic drive assembly can drive the transmission rack to slide between a first position and a second position after being electrified. The differential mechanism is used for the automobile drive axle.
Description
Technical field
The present invention relates to transmission device technical field, relate in particular to a kind of differential mechanism for automobile drive axle.
Background technique
Differential mechanism is very important transmission device on automobile, in the time of automobile turning, because the radius of turn of inboard wheel and outboard wheels is different, the radius of turn of outboard wheels is greater than the radius of turn of inboard wheel, differential mechanism can make outboard wheels turn time rotating speed will be higher than the rotating speed of inboard wheel, ensure the smooth-ride of automobile, differential mechanism is arranged on the ransaxle (propons and back axle) of automobile conventionally, torque is reached to the semiaxis of ransaxle both sides, the driving mode of current automobile comprises that two drive mode (being driven by one of propons or back axle) and 4 wheel driven mode (propons and bridge drive simultaneously).For 4 wheel driven automobile, in order to reduce oil consumption, the differential mechanism of propons is conventionally by engine-driving, when automobile running, can drive the semiaxis on back axle to rotate, the differential mechanism of back axle also can be driven by motor simultaneously, but because the rotating speed of motor is limited, in the time that the rotating speed by motor-driven rear axle differential is too high, may motor be produced and be damaged, now need motor to separate with differential mechanism.Current can be by electromagnetic clutch mechanism is set on rear axle differential, by being connected or separation of electromagnetic clutch mechanism control differential mechanism and motor.
The electromagnetic clutch function of the differential mechanism of existing employing electromagnetic clutch mechanism is to promote piston by electromagnetic coil, again by piston actuating cam ring, by cam ring by the connection of the inner casing of differential mechanism and shell with separate, wherein, described shell is connected with motor, described inner casing is connected with semiaxis, thereby realize the transmission of motor and differential mechanism or separate, but existing differential mechanism generally comprises multiple members such as electromagnetic coil, piston, cam and packing ring, component are more, structure is comparatively complicated, and volume is larger, is unfavorable for reducing cost.
Summary of the invention
Embodiments of the invention provide a kind of differential mechanism for automobile drive axle, can simplified structures, reduce cost.
For achieving the above object, embodiments of the invention adopt following technological scheme:
A kind of differential mechanism for automobile drive axle, comprise: housing, described housing comprises the inner casing and the shell that are separated from each other, described shell is coated on outside described inner casing, described inner casing and described shell all can be around same axis independent rotation, and the two ends of described inner casing are for being connected with the semiaxis of automobile drive axle; Gear frame, described gear frame is arranged at the end of described shell near a side of described inner casing, and described gear frame and described shell are slidably connected, and the glide direction of described gear frame is parallel with the axis of described shell; The first engaging piece, described the first engaging piece is fixed on the position near described inner casing on described gear frame; The second engaging piece, described the second engaging piece is fixed on position corresponding with described the first engaging piece on described inner casing; Electromagnetic drive component, after described electromagnetic drive component energising, can drive described gear frame to slide between primary importance and the second place, when described gear frame is during in described primary importance, described the first engaging piece and described the second engaging piece engagement, when described gear frame is during in the described second place, described the first engaging piece and described the second mate from.
Further, described gear frame comprises ring part and claw, described ring part is arranged between described shell and described inner casing, and coaxially arrange with described shell and described inner casing, one end of described claw is fixed on described ring part near described shell one side, described in the other end, penetrate described shell, described gear frame is slidably connected by described claw and described shell.
Further, described claw has multiple, and described multiple dog rings is uniformly distributed around described ring part.
Further, described the first engaging piece and described the second engaging piece include multiple spaced tooth-shape structures, in the time that described gear frame slides into described primary importance, each tooth-shape structure of described the first engaging piece is equipped with in the gap of each tooth-shape structure of described the second engaging piece, each tooth-shape structure of described the second engaging piece is equipped with in the gap of each tooth-shape structure of described the first engaging piece, and described the first engaging piece and described the second engaging piece are by each described tooth-shape structure engagement.
Further, the tooth-shape structure of described the first engaging piece is uniformly distributed around described ring part, and each tooth-shape structure of described the second engaging piece is arranged on described inner casing and is corresponding one by one with the gap of each tooth-shape structure of described the first engaging piece.
Preferably, described tooth-shape structure is divided into bottom and top along the cross section of self width direction, and described top is triangle, and described bottom is inverted trapezoidal.
Further, described electromagnetic actuator device is electromagnetic coil, and described electromagnetic coil is ring structure, and described electromagnetic coil is fixed on the position relative with described gear frame, outside of described shell, and described electromagnetic coil and described shell coaxially arrange.
Further, the side near described shell on described ring part is provided with non-magnetic packing ring, and described packing ring and described ring part coaxially arrange, and described packing ring is by described ring part and shell isolation.
Further, described gear frame also comprises bounding means, the protruding structure that the inwall that described bounding means is described ring part convexes to form to described inner casing direction, and described bounding means coordinates with the internal surface of described inner casing.
Further, described shell comprises the first shell and second housing, described the first shell and described second housing axially removably connecting along described shell.
The differential mechanism for automobile drive axle described in the embodiment of the present invention, the housing adopting comprises described shell disconnected from each other and described inner casing, because described electromagnetic actuator device can produce electromagnetic force after energising, utilize described electromagnetic force can promote described gear frame moves on described shell, thereby make described the first engaging piece with described the second engaging piece engagement or separate, because described the first engaging piece is located on described shell, described the second engaging piece is fixed on described inner casing.In the time of described the first engaging piece and described the second engaging piece engagement, described shell and inner casing are in transmission connection, and because the two ends of described inner casing are used for being connected with semiaxis, described shell is for being connected with motor, motor and semiaxis are in transmission connection, thereby differential mechanism is produced to driving force; When described the first engaging piece and described the second mate from time, described differential mechanism is in without drive condition, described shell is not connected with described inner casing, described shell rotates, described inner casing is motionless, motor does not produce driving force to described differential mechanism, avoids the too high anti-motor that drags of semiaxis rotating speed, and motor is damaged.Described differential mechanism by described electromagnetic actuator device drive described gear frame to move can to realize described differential mechanism drive and without drive condition between change, simple in structure, volume is little, thus, can simplified structure, reduce cost.
Brief description of the drawings
Fig. 1 is the inner casing of a kind of differential mechanism for automobile drive axle of the embodiment of the present invention and the shell schematic diagram in separated state;
Fig. 2 is the inner casing of a kind of differential mechanism for automobile drive axle of the embodiment of the present invention and the shell schematic diagram in coupled condition;
Fig. 3 is the partial section of the gear frame of a kind of differential mechanism for automobile drive axle of the embodiment of the present invention;
Fig. 4 is the magnetic circuit schematic diagram of a kind of differential mechanism for automobile drive axle of the embodiment of the present invention;
Fig. 5 is the right elevation of the gear frame of a kind of differential mechanism for automobile drive axle of the embodiment of the present invention;
Fig. 6 is the sectional view of the tooth-shape structure of a kind of differential mechanism for automobile drive axle of the embodiment of the present invention.Embodiment
Below in conjunction with accompanying drawing, a kind of differential mechanism for automobile drive axle of the embodiment of the present invention is described in detail.
In description of the invention, it will be appreciated that, orientation or the position relationship of the instructions such as term " " center ", " on ", D score, 'fornt', 'back', " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of the device of instruction or hint indication or element must have specific orientation, with specific orientation structure with operate, therefore can not be interpreted as limitation of the present invention.
Term " first ", " second " be only for describing object, and can not be interpreted as instruction or hint relative importance or the implicit quantity that indicates indicated technical characteristics.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, except as otherwise noted, the implication of " multiple " is two or more.
With reference to Fig. 1, a kind of specific embodiment of differential mechanism for automobile drive axle that Fig. 1 provides for the embodiment of the present invention, the differential mechanism described in the present embodiment, comprising:
Housing 1, housing 1 comprises the shell 11 and the inner casing 12 that are separated from each other, shell 11 is coated on outside inner casing 12, inner casing 12 and shell 11 all can be around same axis independent rotation, the two ends of inner casing 12 are for being connected with the semiaxis (not shown) of automobile drive axle, and inner casing 12 is also in being connected with planet wheel shaft 8;
Gear frame 2, gear frame 2 is arranged at the end of shell 11 near a side of inner casing 12, and gear frame 2 is slidably connected with shell 11, and the glide direction of gear frame 2 is parallel with the axis of shell 11;
The first engaging piece 3, the first engaging pieces 3 are fixed on the position near inner casing 12 on described gear frame 2;
The second engaging piece 4, the second engaging pieces 4 are fixed on position corresponding with the first engaging piece 3 on inner casing 12;
Electromagnetic drive component 5, can drive gear frame 2 to slide between primary importance and the second place after electromagnetic drive component 5 energisings.When gear frame 2 is during in described primary importance, the first engaging piece 3 and the second engaging piece 4 engage, thereby make shell 11 and inner casing 12 in coupled condition; When gear frame 2 is during in the described second place, described the first engaging piece 2 separates with described the second engaging piece 3, thus make shell 11 with inner casing 12 in separated state.
The differential mechanism for automobile drive axle described in the embodiment of the present invention, the housing 1 adopting comprises shell disconnected from each other 11 and inner casing 12, because described electromagnetic actuator device can produce electromagnetic force after energising, utilize described electromagnetic force can promote gear frame 2 moves on shell 11, thereby make the first engaging piece 3 engage or separate with the second engaging piece 4, because the first engaging piece 3 is located on shell 11, the second engaging piece 4 is fixed on inner casing 12.In the time that the first engaging piece 3 and the second engaging piece 4 engage, shell 11 and inner casing 12 are in transmission connection, because the two ends of inner casing 12 are used for being connected with semiaxis, shell 11 is for being connected with motor, motor (not shown) and described semiaxis are in transmission connection, thereby described differential mechanism is produced to driving force; In the time that the first engaging piece 3 separates with the second engaging piece 4, described differential mechanism is in without drive condition, and shell 11 is not connected with inner casing 12, shell 11 rotates, and inner casing 12 is motionless, and motor does not produce driving force to described differential mechanism, can avoid the too high anti-motor that drags of semiaxis rotating speed, motor is damaged.Described differential mechanism drives gear frame 2 to move can to realize described differential mechanism by electromagnetic actuator device 5 and changes at drive condition with between without drive condition, and simple in structure, volume is little, thus, can simplified structure, reduce cost.
Gear frame 2 comprises ring part 21 and claw 22, ring part is arranged between shell 11 and inner casing 12, and coaxially arrange with shell 11 and inner casing 12, claw 22 is fixed on ring part 21 near shell 11 1 sides, on shell 11, the position corresponding with claw 22 offers mounting hole (not shown), the shape and size of described mounting hole and claw 22 adapt, claw 22 is arranged in described mounting hole, gear frame 2 is slidably connected by claw 22 and shell 11, for further simplified structure, institute's claw 22 can be one-body molded with ring part 21.
In order to make the movement of gear frame 2 more steady, avoid gear frame 2 when mobile, to occur skew, claw 22 has multiple, and multiple claws 22 can be uniformly distributed around ring part 21.Thereby make gear frame 2 more even with the tie point of shell 11, improve the stationarity that gear frame 2 moves, the steady connection that is conducive to shell 11 and inner casing 12 with separate.
The first engaging piece 3 and the second engaging piece 4 include multiple spaced tooth-shape structures 6, in the time that gear frame 2 slides into described primary importance, each tooth-shape structure 6 of the first engaging piece 3 is equipped with in the gap of each tooth-shape structure 6 of the second engaging piece 4, each tooth-shape structure 6 of the second engaging piece 3 is equipped with in the gap of each tooth-shape structure 6 of the first engaging piece 3, and the first engaging piece 3 and the second engaging piece 4 engage by each tooth-shape structure 6.Make in the engagement of the first engaging piece 3 and the second engaging piece 4 with in the process separating, can not stick together, after separation, can not produce the extra moment of torsion producing because of adhesion, after engagement, prevent relative sliding, cause the connection of shell 11 and inner casing 12 to occur becoming flexible, affect the driving of motor to differential mechanism.For further simplified structure, can be by one-body molded to the tooth-shape structure on the first engaging piece 36 and gear frame 2, the upper tooth-shape structure 6 of the second engaging piece 3 is one-body molded with inner casing 12.
After being connected with inner casing 12 at shell 11, ring part 21 and the inner casing 12 of gear frame 2 all bear larger active force, for the active force that ring part 21 and inner casing 12 are born more even, the tooth-shape structure of the first engaging piece 36 can be uniformly distributed around ring part 21, each tooth-shape structure 6 of the second engaging piece 4 be arranged on inner casing 12 and corresponding one by one with the gap of each tooth-shape structure 6 of the first engaging piece 3.Make ring part 21 and the inner casing 12 can uniform stressed, also can make the stressed more even of each tooth-shape structure 6, avoid in part because of stressed excessive damage simultaneously.Thus, make the work of described differential mechanism more steady.
Tooth-shape structure 6 can be multiple along the sectional shape of its width direction, for example: triangle, rectangle or other polygonals, but in order to make the engagement of the first engaging piece 2 and the second engaging piece 3 more firm, prevent from becoming flexible after engagement, tooth-shape structure 6 can be divided into bottom and top along the sectional shape of its width direction, and described top is triangle, and described bottom is inverted trapezoidal.Triangular structure is convenient to tooth-shape structure 6 and is entered corresponding space, and inverted trapezoidal structure can prevent the relative sliding after engagement.And do not affect and be separated from each other.Thus, can make the engagement of the first engaging piece 2 and the second engaging piece 3 more firm, thereby improve the effect of passing on Gong of differential mechanism.
Electromagnetic actuator device 5 is electromagnetic coil, and described electromagnetic coil is ring structure, is fixed on the position relative with gear frame 2, outside of shell 11, and described electromagnetic coil and shell 11 coaxially arrange.When after described electromagnetic coil energising, can be at the magnetic circuit shown in the interior generation of gear frame 2, magnetic circuit direction as shown by the arrows in Figure 4, now, described electromagnetic coil produces active force to gear frame 2, the direction that can change the active force of described electromagnetic coil to gear frame 2 by changing current direction in described electromagnetic coil, reciprocally moves linearly gear frame 2, transforms at drive condition with between without drive condition thereby realize described differential mechanism.
After switching on when described electromagnetic coil, shell 11 also may produce magnetic circuit, and to gear frame 2 active forces, affect the normal movement of gear frame 2, therefore,, in order to make the movement of gear frame 2 more smooth and easy, can on ring part 21, non-magnetic packing ring 7 be set the side near shell 11, packing ring 7 coaxially arranges with ring part 21, because packing ring 7 is isolated ring part 21 and shell 11.Thereby make gear frame 2 internal magnetic circuits unaffected, ensure the steady movement of gear frame 2.
Because gear frame 2 can rotate with shell 11, therefore in order to make the position of gear frame 2 more firm, avoid gear frame 2 deflections, driving component 2 also comprises bounding means 23, the protruding structure that bounding means 23 convexes to form to the direction of inner casing 12 for ring part 21 inwalls, bounding means 23 coordinates with the internal surface of inner casing 12.Thereby ensure the firm of gear frame 2 positions by the internal surface of inner casing 12 and the interaction of limit stoper 23.Simultaneously, the internal surface of inner casing 12 can arrange the boss (not shown) matching with bounding means 23, when after the first engaging piece 2 and the second engaging piece 3 engagements, limit stoper 23 can be stopped by described boss, thus the accurate engagement of guarantee the first engaging piece 2 and the second engaging piece 3.Thus, can improve the transmission effect of described differential mechanism.
For the ease of installation and removal, shell 11 can comprise the first shell 111 and second housing 112, the first shells 111 and second housing 112 axially removably connecting along shell 2.After the first shell 111 is separated with second housing 112, component that can be in the interior holder housing 1 of the first shell 111, are connected second housing 112 after installation again with the first shell 111.Thereby be conducive at the interior installation and removal component of housing 1.
Form and wait by those skilled in the art is known about other of the differential mechanism for automobile drive axle of the embodiment of the present invention, no longer describe in detail at this.
In the description of this specification, specific features, structure, material or feature can be with suitable mode combinations in any one or more embodiments or example.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (10)
1. for a differential mechanism for automobile drive axle, it is characterized in that, comprising:
Housing, described housing comprises the inner casing and the shell that are separated from each other, and described shell is coated on outside described inner casing, and described inner casing and described shell all can be around same axis independent rotation, and the two ends of described inner casing are for being connected with the semiaxis of automobile drive axle;
Gear frame, described gear frame is arranged at the end of described shell near a side of described inner casing, and described gear frame and described shell are slidably connected, and the glide direction of described gear frame is parallel with the axis of described shell;
The first engaging piece, described the first engaging piece is fixed on the position near described inner casing on described gear frame;
The second engaging piece, described the second engaging piece is fixed on position corresponding with described the first engaging piece on described inner casing;
Electromagnetic drive component, after described electromagnetic drive component energising, can drive described gear frame to slide between primary importance and the second place, when described gear frame is during in described primary importance, described the first engaging piece and described the second engaging piece engagement, when described gear frame is during in the described second place, described the first engaging piece and described the second mate from.
2. differential mechanism according to claim 1, it is characterized in that, described gear frame comprises ring part and claw, described ring part is arranged between described shell and described inner casing, and coaxially arrange with described shell and described inner casing, one end of described claw is fixed on described ring part near described shell one side, penetrates described shell described in the other end, and described gear frame is slidably connected by described claw and described shell.
3. differential mechanism according to claim 2, is characterized in that, described claw has multiple, and described multiple dog rings is uniformly distributed around described ring part.
4. differential mechanism according to claim 2, it is characterized in that, described the first engaging piece and described the second engaging piece include multiple spaced tooth-shape structures, in the time that described gear frame slides into described primary importance, each tooth-shape structure of described the first engaging piece is equipped with in the gap of each tooth-shape structure of described the second engaging piece, each tooth-shape structure of described the second engaging piece is equipped with in the gap of each tooth-shape structure of described the first engaging piece, and described the first engaging piece and described the second engaging piece are by each described tooth-shape structure engagement.
5. differential mechanism according to claim 4, it is characterized in that, the tooth-shape structure of described the first engaging piece is uniformly distributed around described ring part, and each tooth-shape structure of described the second engaging piece is arranged on described inner casing and is corresponding one by one with the gap of each tooth-shape structure of described the first engaging piece.
6. differential mechanism according to claim 5, is characterized in that, described tooth-shape structure is divided into bottom and top along the cross section of self width direction, and described top is triangle, and described bottom is inverted trapezoidal.
7. differential mechanism according to claim 1, it is characterized in that, described electromagnetic actuator device is electromagnetic coil, and described electromagnetic coil is ring structure, described electromagnetic coil is fixed on the position relative with described gear frame, outside of described shell, and described electromagnetic coil and described shell coaxially arrange.
8. differential mechanism according to claim 2, is characterized in that, the side near described shell on described ring part is provided with non-magnetic packing ring, and described packing ring and described ring part coaxially arrange, and described packing ring is by described ring part and shell isolation.
9. differential mechanism according to claim 2, is characterized in that, described gear frame also comprises bounding means, the protruding structure that the inwall that described bounding means is described ring part convexes to form to described inner casing direction, and described bounding means coordinates with the internal surface of described inner casing.
10. differential mechanism according to claim 1, is characterized in that, described shell comprises the first shell and second housing, described the first shell and described second housing axially removably connecting along described shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410177209.5A CN103939573A (en) | 2014-04-29 | 2014-04-29 | Differential mechanism for automobile drive axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410177209.5A CN103939573A (en) | 2014-04-29 | 2014-04-29 | Differential mechanism for automobile drive axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103939573A true CN103939573A (en) | 2014-07-23 |
Family
ID=51187386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410177209.5A Pending CN103939573A (en) | 2014-04-29 | 2014-04-29 | Differential mechanism for automobile drive axle |
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| CN (1) | CN103939573A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1661263A (en) * | 2004-02-25 | 2005-08-31 | 日产自动车株式会社 | Limited slip differential device |
| US20050277510A1 (en) * | 2001-04-12 | 2005-12-15 | Tochigi Fuji Sangyo Kabushiki Kaisha | Differential gear mechanism |
| CN1924386A (en) * | 2005-09-02 | 2007-03-07 | 吉凯恩动力传动系统扭矩技术株式会社 | Clutch device and differential device using the same |
| CN201338537Y (en) * | 2009-01-10 | 2009-11-04 | 合肥车桥有限责任公司 | Main decelerator assembly with electrically-controlled coupler for part-time SRV model |
| WO2010037624A1 (en) * | 2008-10-01 | 2010-04-08 | Schaeffler Kg | Spur gear differential gearbox unit with a friction clutch device |
-
2014
- 2014-04-29 CN CN201410177209.5A patent/CN103939573A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050277510A1 (en) * | 2001-04-12 | 2005-12-15 | Tochigi Fuji Sangyo Kabushiki Kaisha | Differential gear mechanism |
| CN1661263A (en) * | 2004-02-25 | 2005-08-31 | 日产自动车株式会社 | Limited slip differential device |
| CN1924386A (en) * | 2005-09-02 | 2007-03-07 | 吉凯恩动力传动系统扭矩技术株式会社 | Clutch device and differential device using the same |
| WO2010037624A1 (en) * | 2008-10-01 | 2010-04-08 | Schaeffler Kg | Spur gear differential gearbox unit with a friction clutch device |
| CN201338537Y (en) * | 2009-01-10 | 2009-11-04 | 合肥车桥有限责任公司 | Main decelerator assembly with electrically-controlled coupler for part-time SRV model |
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Application publication date: 20140723 |
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