CN202851865U - Speed changing box integral structure - Google Patents
Speed changing box integral structure Download PDFInfo
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- CN202851865U CN202851865U CN2012205449865U CN201220544986U CN202851865U CN 202851865 U CN202851865 U CN 202851865U CN 2012205449865 U CN2012205449865 U CN 2012205449865U CN 201220544986 U CN201220544986 U CN 201220544986U CN 202851865 U CN202851865 U CN 202851865U
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Abstract
The utility model discloses a speed changing box integral structure. An oil pump, a first gear, a second gear, a first epicyclic gear train, a second epicyclic gear train and a third gear are sequentially sleeved on a shaft body of an input shaft located in a casing from right to left , a middle shaft is arranged under the input shaft, two ends of the middle shaft are rotatably connected in the casing, and a fourth gear, a third epicyclic gear train, a fifth gear, a fourth epicyclic gear train and a sixth gear are sequentially sleeved on a shaft body of the middle shaft located in the casing from right to left. The speed changing box integral structure combines a planet row transmission power mode and a straight gear connection transmission power mode, transfers power through planet rows at a low-speed gear, can increase speed ratio through the planet rows, directly transfers the power through straight gear connection at a high-speed gear, reduces energy loss, and further has the advantages of being ingenious in design, compact in structure, low in modification cost and the like.
Description
Technical field
The utility model relates to the gearbox technical field, particularly a kind of gearbox overall structure.
Background technique
Gearbox is the gear drive that can fix or change output shaft and input shaft velocity ratio, gearbox on the automobile is by changing velocity ratio, change the torsion of engine crankshaft, starting to walk, accelerating, travelling and overcoming under the different driving conditions such as different kinds of roads obstruction to adapt to, to driving the different needs that require of net tractive force of wheel and the speed of a motor vehicle, be one of topmost parts in the automotive transmission.Automatic gear automobile is not owing to generally there being clutch between motor and gearbox at present, connection between them realizes by fluid torque converter, and the effect one of fluid torque converter is to transmit rotating speed and moment of torsion, the 2nd, make between motor and the automatic transmission case be connected to become nonrigid to make things convenient for the automatic transmission case automaitc shfit.But it is less to adopt fluid torque converter speed ratio when starting to change, and energy loss is larger when high gear is moved.
The model utility content
Technical problem to be solved in the utility model is to provide a kind of starting moment of torsion and energy-conservation gearbox overall structure of increasing.
The technical solution of the utility model is as follows: a kind of gearbox overall structure, comprise housing (1), input shaft (2) and jack shaft (3),
The left end of described input shaft (2) is rotatably connected in the housing (1), the right-hand member of input shaft (2) stretches out outside the housing (1), described housing (1) also is provided with oil pump (4), this oil pump (4) is sleeved on the input shaft (2), be provided with the first gear (5) in the left side of oil pump (4), described the first gear (5) is solidly set on the input shaft (2), the left side of this first gear (5) is provided with the second gear (6), described the second gear (6) empty set is on input shaft (2), the left side of this second gear (6) is provided with the first epicyclic gear train (7), first sun gear (7a) of described the first epicyclic gear train (7) is solidly set on the input shaft (2), the first planet carrier (7b) right-hand member and second gear (6) of this first epicyclic gear train (7) are fixedly linked, and first gear ring (7c) of this first epicyclic gear train (7) links to each other with the driving part of first clutch (25), the passive components of described first clutch (25) is fixed in the housing (1), be provided with the second epicyclic gear train (8) in the left side of the first epicyclic gear train (7), second sun gear (8a) of described the second epicyclic gear train (8) is solidly set on the input shaft (2), the the two the second gear rings (8c) of this second epicyclic gear train (8) are fixedly linked with first planet carrier (7b) of the first epicyclic gear train (7), and the second planet carrier (8b) left end of the second epicyclic gear train (8) links to each other with the driving part of second clutch (9), the passive components of described second clutch (9) is fixed in the housing (1), be provided with the 3rd gear (10) in the left side of the second epicyclic gear train (8), described the 3rd gear (10) is solidly set on the input shaft (2), also be provided with three-clutch (11) between the 3rd gear (10) and the second epicyclic gear train (8), one end of described three-clutch (11) links to each other with the 3rd gear (10), and the other end of this three-clutch (11) links to each other with second planet carrier (8b) of the second epicyclic gear train (8);
B: be provided with jack shaft (3) in the below of described input shaft (2), the two ends of this jack shaft (3) are rotatably connected in the housing (1), be set with the 6th gear (17) on this jack shaft (3), described the 6th gear (17) kink is on jack shaft (3), and the 6th gear (17) is meshed with the 3rd gear (10), be provided with 4th week runner system (16) on the right side of the 6th gear (17), the 4th sun gear (16a) of described 4th week runner system (16) is solidly set on the 6th gear (17), fourth planet frame (16b) right-hand member of this 4th week runner system (16) is solidly set on the jack shaft (3), the 4th gear ring (16c) of this 4th week runner system (16) links to each other with the driving part of the 6th clutch (18), the driven member of the 6th clutch (18) is fixed in the housing (1), between described the 6th gear (17) and 4th week runner system (16), also be provided with the 7th clutch (19), one end of the 7th clutch (19) links to each other with the 6th gear (17), and the other end of the 7th clutch (19) links to each other with the fourth planet frame (16b) of 4th week runner system (16); Right side in described 4th week runner system (16) is provided with four clutches (15), the driving part kink of this described four clutches (15) is on jack shaft (3), and the driven member of this four clutches (15) is fixed in the housing (1), be provided with the 3rd epicyclic gear train (13) on the right side of four clutches (15), the 3rd sun gear (13a) of described the 3rd epicyclic gear train (13) is solidly set on the driving part of four clutches (15), third planet frame (13b) right-hand member of the 3rd epicyclic gear train (13) is solidly set on the jack shaft (3), and be installed with the 5th gear (14) on third planet frame (13b) the left end side face of the 3rd epicyclic gear train (13), described the 5th gear (14) is meshed with the second gear (6), between four clutches (15) and the 3rd epicyclic gear train (13), also be provided with the 5th clutch (27), one end of described the 5th clutch (27) links to each other with the third planet frame (13b) of the 3rd epicyclic gear train (13), and the other end of the 5th clutch (27) links to each other with the driving part of four clutches (15); Be provided with the 4th gear (12) on the right side of described the 3rd epicyclic gear train (13), the 4th gear (12) kink is on jack shaft (3), described the 4th gear (12) is meshed with the first gear (5), and the 3rd gear ring (13c) of the 4th gear (12) and the 3rd epicyclic gear train (13) is fixedly linked;
C: be provided with final drive gear (26) on the right side of described the 4th gear (12), this final drive gear (26) is solidly set on the jack shaft (3), be provided with differential mechanism (20) in the below of this final drive gear (26), described differential mechanism (20) is fixedly connected in the housing (1), and the differential gear (20a) of this differential mechanism (20) is meshed with final drive gear (26).
Described input shaft (2) and jack shaft (3) are fixed on housing (1) by independent support seat (21), this independent support seat (21) comprises pedestal (21a), offer radially shoulder hole (21b) in this pedestal (21a), described radially shoulder hole (21b) runs through pedestal (21a), radially be provided with successively from top to bottom the first ladder surface (22) and second-order tread (23) in the top of shoulder hole (21b) at this, in described radially shoulder hole (21b), be equipped with fastening screw trip bolt (24), lower end surface and the second-order tread (23) of this fastening screw trip bolt (24) head connect, and the lower end of this fastening screw trip bolt (24) extend in the housing (1).In use, by fastening screw trip bolt the independent support seat is fixed on the housing, then an end of axle can be placed radially in the shoulder hole, thereby play the purpose of back shaft.This mounting type has improved the maximum moment that the independent support seat can bear greatly.
Beneficial effect: the utility model adopts the planet row transferring power to be connected the combination of transferring power dual mode with straight-tooth, when low gear, lean on the planet row transferring power, can increase speed ratio by planet row, when high gear, connect direct transferring power by straight-tooth, reduced energy loss, also has simultaneously ingenious, the compact structure of design, the characteristics such as reforming cost is low.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the partial enlarged drawing at A place among Fig. 1.
Fig. 3 is the partial enlarged drawing at B place among Fig. 1.
Fig. 4 is the partial enlarged drawing at C place among Fig. 1.
Fig. 5 is the structural representation of independent support seat among Fig. 1.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Such as Fig. 1, shown in Figure 2, comprise housing 1, input shaft 2, jack shaft 3, oil pump 4, the first gear 5, the second gear 6, the first epicyclic gear train 7, the second epicyclic gear train 8, second clutch 9, the 3rd gear 10, three-clutch 11, the 4th gear 12, the 3rd epicyclic gear train 13, the 5th gear 14, four clutches 15, the 4th week runner is 16, the 6th gear 17, the 6th clutch 18, the 7th clutch 19, differential mechanism 20, independent support seat 21, fastening screw trip bolt 24, first clutch 25, final drive gear 26 and the 5th clutch 27
A: the left end of described input shaft 2 is rotatably connected in the housing 1, the right-hand member of input shaft 2 stretches out outside the housing 1, described housing 1 also is provided with oil pump 4, this oil pump 4 is sleeved on the input shaft 2, be provided with the first gear 5 in the left side of oil pump 4, described the first gear 5 is solidly set on the input shaft 2, the left side of this first gear 5 is provided with the second gear 6, described the second gear 6 empty sets are on input shaft 2, the left side of this second gear 6 is provided with the first epicyclic gear train 7, the first sun gear 7a of described the first epicyclic gear train 7 is one-body molded on input shaft 2, the first planet carrier 7b right-hand member and second gear 6 of this first epicyclic gear train 7 are fixedly linked, and the first gear ring 7c of this first epicyclic gear train 7 links to each other with the driving part of first clutch 25, the passive components of described first clutch 25 is fixed in the housing 1, be provided with the second epicyclic gear train 8 in the left side of the first epicyclic gear train 7, the second sun gear 8a of described the second epicyclic gear train 8 is one-body molded on input shaft 2, the the two the second gear ring 8c of this second epicyclic gear train 8 and the first planet carrier 7b of the first epicyclic gear train 7 are fixedly linked, and the second planet carrier 8b left end of the second epicyclic gear train 8 links to each other with the driving part of second clutch 9, the passive components of described second clutch 9 is fixed in the housing 1, be provided with the 3rd gear 10 in the left side of the second epicyclic gear train 8, described the 3rd gear 10 is solidly set on the input shaft 2, also be provided with three-clutch 11 between the 3rd gear 10 and the second epicyclic gear train 8, one end of described three-clutch 11 links to each other with the 3rd gear 10, and the other end of this three-clutch 11 links to each other with the second planet carrier 8b of the second epicyclic gear train 8;
B: below described input shaft 2, be provided with jack shaft 3, the two ends of this jack shaft 3 are rotatably connected in the housing 1, be set with the 6th gear 17 on this jack shaft 3, described the 6th gear 17 kinks are on jack shaft 3, and the 6th gear 17 is meshed with the 3rd gear 10, being provided with the 4th week runner on the right side of the 6th gear 17 is 16, described 4th week runner is that 16 the 4th sun gear 16a is solidly set on the 6th gear 17, this 4th week runner is that 16 fourth planet frame 16b right-hand member is solidly set on the jack shaft 3, this 4th week runner is that 16 the 4th gear ring 16c links to each other with the driving part of the 6th clutch 18, the driven member of the 6th clutch 18 is fixed in the housing 1, be also to be provided with the 7th clutch 19 between 16 at described the 6th gear 17 and 4th week runner, one end of the 7th clutch 19 links to each other with the 6th gear 17, and the other end of the 7th clutch 19 and 4th week runner are that 16 fourth planet frame 16b links to each other; Be that 16 right side is provided with four clutches 15 at described 4th week runner, the driving part kink of this described four clutches 15 is on jack shaft 3, and the driven member of this four clutches 15 is fixed in the housing 1, be provided with the 3rd epicyclic gear train 13 on the right side of four clutches 15, the 3rd sun gear 13a of described the 3rd epicyclic gear train 13 is solidly set on the driving part of four clutches 15, the third planet frame 13b right-hand member of the 3rd epicyclic gear train 13 is solidly set on the jack shaft 3, and be installed with the 5th gear 14 on the third planet frame 13b left end side face of the 3rd epicyclic gear train 13, described the 5th gear 14 is meshed with the second gear 6, between four clutches 15 and the 3rd epicyclic gear train 13, also be provided with the 5th clutch 27, one end of described the 5th clutch 27 links to each other with the third planet frame 13b of the 3rd epicyclic gear train 13, and the other end of the 5th clutch 27 links to each other with the driving part of four clutches 15; Be provided with the 4th gear 12, the four gears 12 kinks on the right side of described the 3rd epicyclic gear train 13 on jack shaft 3, described the 4th gear 12 is meshed with the first gear 5, and the 3rd gear ring 13c of the 4th gear 12 and the 3rd epicyclic gear train 13 is fixedly linked;
C: be provided with final drive gear 26 on the right side of described the 4th gear 12, this final drive gear 26 is one-body molded on jack shaft 3, below this final drive gear 26, be provided with differential mechanism 20, described differential mechanism 20 is fixedly connected in the housing 1, and the differential gear 20a of this differential mechanism 20 is meshed with final drive gear 26.
As shown in Figure 2, described input shaft 2 and jack shaft 3 are fixed on housing 1 by independent support seat 21, this independent support seat 21 comprises pedestal 21a, offer radially shoulder hole 21b among this pedestal 21a, described radially shoulder hole 21b runs through pedestal 21a, radially be provided with successively from top to bottom the first ladder surface 22 and second-order tread 23 in the top of shoulder hole 21b at this, in described radially shoulder hole 21b, be equipped with fastening screw trip bolt 24, lower end surface and the second-order tread 23 of these fastening screw trip bolt 24 heads connect, and the lower end of this fastening screw trip bolt 24 extend in the housing 1.
1 grade of transmission of power situation: when first clutch 25 during with the first gear ring 7c of the first epicyclic gear train 7 braking, the first epicyclic gear train 7 becomes planetary gear train by differential gear train, can transferring power, all the other epicyclic gear trains still are in the differential gear train state, can't transferring power, after can changing speed ratio via the first epicyclic gear train 7, the current power that transmits from input shaft 2 passes to the second gear 6, pass to again the third planet frame 13b of the 3rd epicyclic gear train 13 via the 5th gear 14 of direct engagement from the second gear 6, third planet frame 13b by the 3rd epicyclic gear train 13 passes to jack shaft 3 again, passes to differential mechanism 20 by integrated final drive gear 26 on the jack shaft 3 at last.
2 grades of transmission of power situations: when the 6th clutch 18 is 16 the 4th gear ring 16c braking with the 4th week runner, the 4th week runner is 16 to become planetary gear train by differential gear train, can transferring power, all the other epicyclic gear trains still are in the differential gear train state, can't transferring power, it is 16 the 4th sun gear 16a that the current power that transmits from input shaft 2 can pass to the 4th week runner via the 6th gear 17 of direct engagement via the 3rd gear 10, be 16 to pass to jack shaft 3 after changing speed ratios via the 4th week runner, pass to differential mechanism 20 by integrated final drive gear 26 on the jack shaft 3 at last.
3 grades of transmission of power situations: when four clutches 15 during with the 3rd sun gear 13a of the 3rd epicyclic gear train 13 braking, the 3rd epicyclic gear train 13 becomes planetary gear train by differential gear train, can transferring power, all the other epicyclic gear trains still are in the differential gear train state, can't transferring power, the current power that transmits from input shaft 2 can pass to via the first gear 5 the third planet frame 13b of the 3rd epicyclic gear train 13 via the 4th gear 12 of direct engagement, via passing to jack shaft 3 behind the 3rd epicyclic gear train 13 change speed ratios, pass to differential mechanism 20 by integrated final drive gear 26 on the jack shaft 3 at last.
4 grades of transmission of power situations: when three-clutch 11 during with the second planet carrier 8b of the second epicyclic gear train 8 and the second sun gear 8a interlocking braking, the second epicyclic gear train 8 inside do not have relative movement, direct transferring power, can't change speed ratio, all the other epicyclic gear trains still are in the differential gear train state, can't transferring power, the current power that transmits from input shaft 2 can be directly passed to via the second epicyclic gear train 8 the first planet carrier 7b of the first epicyclic gear train 7 that is fixed together, pass to again the second gear 6 that is fixed together, the 5th gear 14 via direct engagement passes to jack shaft 3 again, passes to differential mechanism 20 by integrated final drive gear 26 on the jack shaft 3 at last.
5 grades of transmission of power situations: when the 5th clutch 27 during with the third planet frame 13b of the 3rd epicyclic gear train 13 and the 3rd sun gear 13a interlocking braking, the 3rd epicyclic gear train 13 inside do not have relative movement, direct transferring power, can't change speed ratio, all the other epicyclic gear trains still are in the differential gear train state, can't transferring power, the current power that transmits from input shaft 2 can pass to the 4th gear 12 via the first gear 5, pass to again the 3rd gear ring 13c of the 3rd epicyclic gear train 13 that is fixed together, be directly passed to jack shaft 3 via the 3rd epicyclic gear train 13 again, pass to differential mechanism 20 by integrated final drive gear 26 on the jack shaft 3 at last.
6 grades of transmission of power situations: when the 7th clutch 19 is 16 fourth planet frame 16b and the 4th sun gear 16a interlocking braking with the 4th week runner, the 4th week runner is that 16 inside do not have relative movement, direct transferring power, can't change speed ratio, all the other epicyclic gear trains still are in the differential gear train state, can't transferring power, the current power that transmits from input shaft 2 can pass to the 6th gear 17 via the 3rd gear 10, pass to again the 4th week runner that is fixed together and be 16 the 4th sun gear 16a, be 16 to be directly passed to jack shaft 3 via the 4th week runner again, pass to differential mechanism 20 by integrated final drive gear 26 on the jack shaft 3 at last.
Transmission of power situation during reverse gear: when second clutch 9 during with the second planet carrier 8b of the second epicyclic gear train 8 braking, the second epicyclic gear train 8 becomes planetary gear train by differential gear train, can transferring power, all the other epicyclic gear trains still are in the differential gear train state, can't transferring power, the current power that transmits from input shaft 2 can be directly passed to via the second epicyclic gear train 8 the first planet carrier 7b of the first epicyclic gear train 7 that is fixed together, pass to again the second gear 6 that is fixed together, the 5th gear 14 via direct engagement passes to jack shaft 3 again, passes to differential mechanism 20 by integrated final drive gear 26 on the jack shaft 3 at last.
The above only is preferred embodiment of the present utility model; not take the utility model as restriction; all any modifications of within spirit of the present utility model and principle, doing, be equal to the quantity etc. of replacing and improving as change dial framework and benchmark post, all should be included within the protection domain of the present utility model.
Claims (3)
1. a gearbox overall structure comprises housing (1), input shaft (2) and jack shaft (3), it is characterized in that:
A: the left end of described input shaft (2) is rotatably connected in the housing (1), the right-hand member of input shaft (2) stretches out outside the housing (1), described housing (1) also is provided with oil pump (4), this oil pump (4) is sleeved on the input shaft (2), be provided with the first gear (5) in the left side of oil pump (4), described the first gear (5) is solidly set on the input shaft (2), the left side of this first gear (5) is provided with the second gear (6), described the second gear (6) empty set is on input shaft (2), the left side of this second gear (6) is provided with the first epicyclic gear train (7), first sun gear (7a) of described the first epicyclic gear train (7) is solidly set on the input shaft (2), the first planet carrier (7b) right-hand member and second gear (6) of this first epicyclic gear train (7) are fixedly linked, and first gear ring (7c) of this first epicyclic gear train (7) links to each other with the driving part of first clutch (25), the passive components of described first clutch (25) is fixed in the housing (1), be provided with the second epicyclic gear train (8) in the left side of the first epicyclic gear train (7), second sun gear (8a) of described the second epicyclic gear train (8) is solidly set on the input shaft (2), the the two the second gear rings (8c) of this second epicyclic gear train (8) are fixedly linked with first planet carrier (7b) of the first epicyclic gear train (7), and the second planet carrier (8b) left end of the second epicyclic gear train (8) links to each other with the driving part of second clutch (9), the passive components of described second clutch (9) is fixed in the housing (1), be provided with the 3rd gear (10) in the left side of the second epicyclic gear train (8), described the 3rd gear (10) is solidly set on the input shaft (2), also be provided with three-clutch (11) between the 3rd gear (10) and the second epicyclic gear train (8), one end of described three-clutch (11) links to each other with the 3rd gear (10), and the other end of this three-clutch (11) links to each other with second planet carrier (8b) of the second epicyclic gear train (8);
B: be provided with jack shaft (3) in the below of described input shaft (2), the two ends of this jack shaft (3) are rotatably connected in the housing (1), be set with the 6th gear (17) on this jack shaft (3), described the 6th gear (17) kink is on jack shaft (3), and the 6th gear (17) is meshed with the 3rd gear (10), be provided with 4th week runner system (16) on the right side of the 6th gear (17), the 4th sun gear (16a) of described 4th week runner system (16) is solidly set on the 6th gear (17), fourth planet frame (16b) right-hand member of this 4th week runner system (16) is solidly set on the jack shaft (3), the 4th gear ring (16c) of this 4th week runner system (16) links to each other with the driving part of the 6th clutch (18), the driven member of the 6th clutch (18) is fixed in the housing (1), between described the 6th gear (17) and 4th week runner system (16), also be provided with the 7th clutch (19), one end of the 7th clutch (19) links to each other with the 6th gear (17), and the other end of the 7th clutch (19) links to each other with the fourth planet frame (16b) of 4th week runner system (16); Right side in described 4th week runner system (16) is provided with four clutches (15), the driving part kink of this described four clutches (15) is on jack shaft (3), and the driven member of this four clutches (15) is fixed in the housing (1), be provided with the 3rd epicyclic gear train (13) on the right side of four clutches (15), the 3rd sun gear (13a) of described the 3rd epicyclic gear train (13) is solidly set on the driving part of four clutches (15), third planet frame (13b) right-hand member of the 3rd epicyclic gear train (13) is solidly set on the jack shaft (3), and be installed with the 5th gear (14) on third planet frame (13b) the left end side face of the 3rd epicyclic gear train (13), described the 5th gear (14) is meshed with the second gear (6), between four clutches (15) and the 3rd epicyclic gear train (13), also be provided with the 5th clutch (27), one end of described the 5th clutch (27) links to each other with the third planet frame (13b) of the 3rd epicyclic gear train (13), and the other end of the 5th clutch (27) links to each other with the driving part of four clutches (15); Be provided with the 4th gear (12) on the right side of described the 3rd epicyclic gear train (13), the 4th gear (12) kink is on jack shaft (3), described the 4th gear (12) is meshed with the first gear (5), and the 3rd gear ring (13c) of the 4th gear (12) and the 3rd epicyclic gear train (13) is fixedly linked;
C: be provided with final drive gear (26) on the right side of described the 4th gear (12), this final drive gear (26) is solidly set on the jack shaft (3), be provided with differential mechanism (20) in the below of this final drive gear (26), described differential mechanism (20) is fixedly connected in the housing (1), and the differential gear (20a) of this differential mechanism (20) is meshed with final drive gear (26).
2. gearbox overall structure according to claim 1, it is characterized in that: described final drive gear (26) is one-body molded on jack shaft (3), and first sun gear (7a) of described the first epicyclic gear train (7) and second sun gear (8a) of the second epicyclic gear train (8) are all one-body molded on input shaft (2).
3. gearbox overall structure according to claim 2, it is characterized in that: described input shaft (2) and jack shaft (3) are fixed on housing (1) by independent support seat (21), this independent support seat (21) comprises pedestal (21a), offer radially shoulder hole (21b) in this pedestal (21a), described radially shoulder hole (21b) runs through pedestal (21a), radially be provided with successively from top to bottom the first ladder surface (22) and second-order tread (23) in the top of shoulder hole (21b) at this, in described radially shoulder hole (21b), be equipped with fastening screw trip bolt (24), lower end surface and the second-order tread (23) of this fastening screw trip bolt (24) head connect, and the lower end of this fastening screw trip bolt (24) extend in the housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205449865U CN202851865U (en) | 2012-10-23 | 2012-10-23 | Speed changing box integral structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205449865U CN202851865U (en) | 2012-10-23 | 2012-10-23 | Speed changing box integral structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202851865U true CN202851865U (en) | 2013-04-03 |
Family
ID=47983070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205449865U Withdrawn - After Issue CN202851865U (en) | 2012-10-23 | 2012-10-23 | Speed changing box integral structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202851865U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900816A (en) * | 2012-10-24 | 2013-01-30 | 重庆赛特尔机械有限公司 | Gearbox |
| CN102927247A (en) * | 2012-10-23 | 2013-02-13 | 重庆赛特尔机械有限公司 | Integrated structure of transmission case |
-
2012
- 2012-10-23 CN CN2012205449865U patent/CN202851865U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927247A (en) * | 2012-10-23 | 2013-02-13 | 重庆赛特尔机械有限公司 | Integrated structure of transmission case |
| CN102927247B (en) * | 2012-10-23 | 2015-05-13 | 重庆赛特尔机械有限公司 | Integrated structure of transmission case |
| CN102900816A (en) * | 2012-10-24 | 2013-01-30 | 重庆赛特尔机械有限公司 | Gearbox |
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