CN1598356A - Planetary gare stepless speed change device - Google Patents
Planetary gare stepless speed change device Download PDFInfo
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- CN1598356A CN1598356A CN 200410051444 CN200410051444A CN1598356A CN 1598356 A CN1598356 A CN 1598356A CN 200410051444 CN200410051444 CN 200410051444 CN 200410051444 A CN200410051444 A CN 200410051444A CN 1598356 A CN1598356 A CN 1598356A
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Abstract
A planet gear stepless speed changing device. It is on the base of planet gear composite unit which is made up of gear, tooth rest, shaft, tumber, and frame. When the planet gear composite unit is changed from static state to dynamic state, it can change the rotation rate of the output shaft; it can make the specific value of the rotating speed, which belongs to the input shaft and output shaft of the selector gear, and pitch of strand change continuously to realize the stepless speed changing. The invention is design fair, works steadily and reliably, drives precisely, and has a great drive moment.
Description
Technical field
The invention belongs to a kind of planet gear stepless speed changer.
Background technique
Stepless speed variator system is crucial to automotive industry, it not only can make motor car engine remain peak efficiency under various operating conditions, and can make motor car engine reduce oil consumption rate, and reduce the toxic gas in the discharging waste gas, avoid producing atmospheric pollution.For example patent 97191251.3 planetary type gear transmission units, patent 98100604.9 toroidal continuously variable transmission devices, patent 01819576.8 planetary gear system etc., their application has promoted developing of automobile industry.Yet up to the present, these stepless speed variator systems with market competitiveness only just are used on the light-duty car in the world, and this is to the developing of automobile industry restriction of not saying so.
Summary of the invention
The purpose of this invention is to provide a kind of planet gear stepless speed changer, it is based on by gear, gear carrier, axle, pivoted arm, a planetary pinion assemblying body that is configured to, when the planetary pinion assemblying body is become the rotating speed that just can change output shaft when dynamic by static state, the ratio of the rotating speed of input and output axle of speed change gear and moment of torsion is produced continuously change, thereby realize stepless change.
The present invention is made up of two planetary gear stepless speed changing mechanism tandems, in first planetary gear stepless speed changing mechanism, fixing pin (37) is fixed on the pin-and-hole (26) of gear carrier (23), axle (30) is fixed on the axis hole (25) of gear carrier (23), gear (29) is contained in axle (30) and upward does movingly by roller (31) and axle (30), the axis hole (24) that axle (10) is contained in gear carrier (23) go up with axis hole (24) work movingly, gear (22) is contained in axle (10) and upward does movingly by roller (21) and axle (10), gear (29) and gear (22) engagement, the axis hole (16) that axle (10) is contained in gear carrier (15) go up with axis hole (16) work movingly, fixing pin (37) is fixed on the pin-and-hole (20) of gear carrier (15), axle (30) is fixed on the axis hole (18) of gear carrier (15), gear (28) is contained in axle (10) and upward does movingly by roller (27) and axle (10), axle (34) is fixed on the axis hole (19) of gear carrier (15), gear (32) is contained in axle (34) and upward does movingly by roller (33) and axle (34), gear (32) and gear (29), (28) engagement, the axis hole (44) that axle (10) is contained in gear carrier (43) go up with axis hole (44) work movingly, axle (34) is fixed on the axis hole (46) of gear carrier (43), fixing pin (37) is fixed on the pin-and-hole (47) of gear carrier (43), spacer (38) is housed on the fixing pin (37), the pin-and-hole (17) that gear carrier (15) were gone up and be contained in to the pin-and-hole (5) that pin (35) is fixed on support (4) go up with pin-and-hole (17) work movingly, perhaps pin (35) pin-and-hole (17) that is fixed on gear carrier (15) pin-and-hole (5) of going up and be contained in support (4) go up with pin-and-hole (5) work movingly, the pin-and-hole (45) that gear carrier (43) were gone up and be contained in to the pin-and-hole (40) that pin-and-hole (36) is fixed on support (39) go up with pin-and-hole (45) work movingly, perhaps pin (36) pin-and-hole (45) that is fixed on gear carrier (43) pin-and-hole (40) of going up and be contained in support (39) go up with pin-and-hole (40) work movingly, constitute a kind of planetary gear set; Fixing pin (37) is fixed on the pin-and-hole (26) of gear carrier (23), axle (30) is fixed on the axis hole (25) of gear carrier (23), gear (29) is contained in axle (30) and upward does movingly by roller (31) and axle (30), the axis hole (24) that axle (10) is contained in gear carrier (23) go up with axis hole (24) work movingly, gear (22) is contained in axle (10) and upward does movingly by roller (21) and axle (10), gear (29) and gear (22) engagement, the axis hole (88) that axle (10) is contained in gear carrier (84) go up with axis hole (88) work movingly, fixing pin (37) is fixed on the pin-and-hole (89) of gear carrier (84), axle (30) is fixed on the axis hole (85) of gear carrier (84), gear (28) is contained in axle (10) and upward does movingly by roller (27) and axle (10), axle (34) is fixed on the axis hole (86) of gear carrier (84), gear (32) is contained in axle (34) and upward does movingly by roller (33) and axle (34), gear (32) and gear (29), (28) engagement, the axis hole (81) that axle (10) is contained in gear carrier (79) go up with axis hole (81) work movingly, axle (34) is fixed on the axis hole (80) of gear carrier (79), fixing pin (37) is fixed on the pin-and-hole (83) of gear carrier (79), spacer (38) is housed on the fixing pin (37), the bayonet socket (7) of support (4) cooperates card mutually with the bayonet socket (87) of gear carrier (84), the bayonet socket (42) of support (39) cooperates card mutually with the bayonet socket (82) of gear carrier (79), constitutes second planetary gear set; The axis hole (12) of a pivoted arm (11) is contained in support (4) and upward does movingly by roller (8) and support (4), the axis hole (12) of a pivoted arm (11) is contained in support (39) and upward does movingly by roller (8) and support (39), axle (10) is separately fixed on the axis hole (13) of two pivoted arms (11), fixing pin (90) is separately fixed on the pin-and-hole (14) of two pivoted arms (11), constitute the planetary pinion assemblying body, the wearing bush (2) that the axis hole (6) of support (4) is contained on the fixing input gear shaft (1) is upward done movingly by roller (3) and wearing bush (2), the axis hole (41) of support (39) is contained in input gear shaft (1) and upward does movingly by roller (72) and input gear shaft (1), gear (22) and gear (9) engagement of importing on the gear shaft (1), gear (28) and ring gear (78) engagement that is fixed on tep reel gear (77), tep reel gear (77) is contained in input gear shaft (1) and upward does movingly by roller (66) and input gear shaft (1), between support (39) and the tep reel gear (77) packing ring (75) is housed, between input gear shaft (1) and the bearing (71) packing ring (93) is housed, constitute planetary pinion region gear, when input gear shaft (1) is imported as top, when tep reel gear (77) was exported as terminal, this stepless speed changing mechanism was a planetary pinion region speed changer; In second planetary gear stepless speed changing mechanism, fixing pin (37) is fixed on the pin-and-hole (26) of gear carrier (23), axle (30) is fixed on the axis hole (25) of gear carrier (23), gear (29) is contained in axle (30) and upward does movingly by roller (31) and axle (30), the axis hole (24) that axle (10) is contained in gear carrier (23) go up with axis hole (24) work movingly, gear (22) is contained in axle (10) and upward does movingly by roller (21) and axle (10), gear (29) and gear (22) engagement, the axis hole (53) that axle (10) is contained in gear carrier (49) go up with axis hole (53) work movingly, fixing pin (37) is fixed on the pin-and-hole (54) of gear carrier (49), axle (30) is fixed on the axis hole (50) of gear carrier (49), gear (28) is contained in axle (10) and upward does movingly by roller (27) and axle (10), axle (34) is fixed on the axis hole (51) of gear carrier (49), gear (32) is contained in axle (34) and upward does movingly by roller (33) and axle (34), gear (32) and gear (29), (28) engagement, the axis hole (61) that axle (10) is contained in gear carrier (58) go up with axis hole (61) work movingly, axle (34) is fixed on the axis hole (59) of gear carrier (58), fixing pin (37) is fixed on the pin-and-hole (62) of gear carrier (58), spacer (38) is housed on the fixing pin (37), the bayonet socket (56) of support (55) cooperates card mutually with the bayonet socket (52) of gear carrier (49), the bayonet socket (68) of support (67) cooperates card mutually with the bayonet socket (60) of gear carrier (58), constitute planetary gear set, the axis hole (12) of a pivoted arm (11) is contained in support (55) and upward does movingly by roller (8) and support (55), the axis hole (12) of a pivoted arm (11) is contained in support (67) and upward does movingly by roller (8) and support (67), axle (10) is separately fixed on the axis hole (13) of two pivoted arms (11), fixing pin (90) is separately fixed on the pin-and-hole (14) of two pivoted arms (11), constitute the planetary pinion assemblying body, the axis hole (57) of support (55) is contained in the wearing bush (48) that is fixed on the tep reel gear (77) and upward does movingly by roller (3) and wearing bush (48), the axis hole (69) of support (67) is contained in input gear shaft (1) and upward does movingly by roller (72) and input gear shaft (1), gear (65) engagement on gear (22) and the tep reel gear (77), gear (28) and ring gear (63) engagement that is fixed on the tep reel gear shaft (64), tep reel gear shaft (64) is contained in input gear shaft (1) and upward does movingly by roller (66) and input gear shaft (1), between support (55) and the tep reel gear (77) packing ring (76) is housed, between support (67) and the tep reel gear shaft (64) packing ring (75) is housed, be equipped with between input gear shaft (1) and the tep reel gear shaft (64) and end stake (73), constitute planetary gear stepless speed changing mechanism, when tep reel gear (77) is imported as top, when tep reel gear shaft (64) was exported as terminal, this stepless speed changing mechanism was again a planet gear stageless speed variator; Above-mentioned two planetary gear stepless speed changing mechanisms are bearing in the housing (70) by being fixed on housing (70) bearing (71) last and that be fixed on the cover plate (92), axle envelope (74) is equipped with on bearing (71) next door, screw (91) tightens up housing (70) and cover plate (92), constitutes planet gear stepless speed changer.
The present invention is reasonable in design, working stability is reliable, and transmission is accurate, and driving torque is big, it can enlarge on the motor that is applied to any kind in proportion, is a kind of desirable broad-spectrum stepless speed changes devices that motorcycle, automobile and even railway traction locomotive industry enter the stepless change epoch comprehensively.
Description of drawings
Fig. 1 is a structure sectional view of the present invention;
Fig. 2 is an A-A sectional view of the present invention;
Fig. 3 is a B-B sectional stretch-out view of the present invention;
Fig. 4 is a C-C sectional stretch-out view of the present invention;
Fig. 5 is support of the present invention (a 39) plan view;
Fig. 6 is fixing pin of the present invention (a 90) plan view;
Fig. 7 is gear carrier of the present invention (a 15) plan view;
Fig. 8 is gear carrier of the present invention (a 23) plan view;
Fig. 9 is gear carrier of the present invention (a 43) plan view;
Figure 10 is gear carrier of the present invention (a 84) side view;
Figure 11 is gear carrier of the present invention (a 79) side view;
Figure 12 is gear carrier of the present invention (a 84) plan view;
Figure 13 is gear carrier of the present invention (a 79) plan view;
Figure 14 is pivoted arm of the present invention (a 11) plan view;
Figure 15 is support of the present invention (a 67) plan view;
Figure 16 is a D-D sectional view of the present invention;
Figure 17 is gear carrier of the present invention (a 49) side view;
Figure 18 is gear carrier of the present invention (a 58) side view;
Figure 19 is gear carrier of the present invention (a 49) plan view;
Figure 20 is gear carrier of the present invention (a 58) plan view.
Embodiment
The standard piece that various component are made with metal, rubber material respectively among the present invention, the skilled craftsman can be by Fig. 1-2 0 Assembling Production, and it has inherited all advantages of plane table thermoconductivity meter.Through the testing apparatus test, functional reliability of the present invention, stability and transmission efficiency are better than other step-less speed changing planetary gear system.The present invention is an example with second planetary gear stepless speed changing mechanism of Fig. 1, when its velocity ratio is set at 5: 1, its working procedure is as follows: when the moment of torsion of tep reel gear (77) input less than driving five/for the moment of tep reel gear shaft (64) required torque, stepless speed changing mechanism can not be worked, and is in halted state; The moment of torsion of importing when tep reel gear (77) equals to drive five/for the moment of tep reel gear shaft (64) required torque, by pivoted arm (11), support (55), (67), gear carrier (23), (49), (58), axle (10), (30), (34), gear (22), (28), (29), (32) the planetary pinion assemblying body of Gou Chenging remains static, gear on the assemblying body (22), (28), (29), (32) do rotation, at this moment tep reel gear shaft (64) is by setting the velocity ratio output speed, tep reel gear (77) and the rotating speed of tep reel gear shaft (64) and the ratio maximum of moment of torsion; When the moment of torsion of tep reel gear (77) input greater than drive tep reel gear shaft (64) required torque 1/5th, less than 1 the time, be used for acceleration greater than 1/5th less than 1 this part moment of torsion, be subjected to the effect of this part moment of torsion, the planetary pinion assemblying body begins to be changed into dynamically by static state, and the gear on the assemblying body (22), (28), (29), (32) are in rotation, producing tape winder gear (77) axis is the revolution at center, and at this moment the rotating speed on tep reel gear (77) and the tep reel gear shaft (64) and the ratio of moment of torsion just produce continuous variation; When the moment of torsion of tep reel gear (77) input equate with driving tep reel gear shaft (64) required torque, when equaling 1, gear (22), (28), (29), (32) stop rotation, the planetary pinion assemblying body rotates synchronously with tep reel gear (77), tep reel gear shaft (64), at this moment, the rotating speed on tep reel gear (77) and the tep reel gear shaft (64) and the ratio minimum of moment of torsion, promptly 1: 1, so just realized stepless change.Above-mentioned two kinds of planetary gear sets can be selected a kind of in actual applications arbitrarily.
Claims (3)
1, a kind of planet gear stepless speed changer, by forming by two planetary gear stepless speed changing mechanism tandems, it is characterized in that in first planetary gear stepless speed changing mechanism, fixing pin (37) is fixed on the pin-and-hole (26) of gear carrier (23), axle (30) is fixed on the axis hole (25) of gear carrier (23), gear (29) is contained in axle (30) and upward does movingly by roller (31) and axle (30), the axis hole (24) that axle (10) is contained in gear carrier (23) go up with axis hole (24) work movingly, gear (22) is contained in axle (10) and upward does movingly by roller (21) and axle (10), gear (29) and gear (22) engagement, the axis hole (16) that axle (10) is contained in gear carrier (15) go up with axis hole (16) work movingly, fixing pin (37) is fixed on the pin-and-hole (20) of gear carrier (15), axle (30) is fixed on the axis hole (18) of gear carrier (15), gear (28) is contained in axle (10) and upward does movingly by roller (27) and axle (10), axle (34) is fixed on the axis hole (19) of gear carrier (15), gear (32) is contained in axle (34) and upward does movingly by roller (33) and axle (34), gear (32) and gear (29), (28) engagement, the axis hole (44) that axle (10) is contained in gear carrier (43) go up with axis hole (44) work movingly, axle (34) is fixed on the axis hole (46) of gear carrier (43), fixing pin (37) is fixed on the pin-and-hole (47) of gear carrier (43), spacer (38) is housed on the fixing pin (37), the pin-and-hole (17) that gear carrier (15) were gone up and be contained in to the pin-and-hole (5) that pin (35) is fixed on support (4) go up with pin-and-hole (17) work movingly, constitute a kind of planetary gear set; Fixing pin (37) is fixed on the pin-and-hole (26) of gear carrier (23), axle (30) is fixed on the axis hole (25) of gear carrier (23), gear (29) is contained in axle (30) and upward does movingly by roller (31) and axle (30), the axis hole (24) that axle (10) is contained in gear carrier (23) go up with axis hole (24) work movingly, gear (22) is contained in axle (10) and upward does movingly by roller (21) and axle (10), gear (29) and gear (22) engagement, the axis hole (88) that axle (10) is contained in gear carrier (84) go up with axis hole (88) work movingly, fixing pin (37) is fixed on the pin-and-hole (89) of gear carrier (84), axle (30) is fixed on the axis hole (85) of gear carrier (84), gear (28) is contained in axle (10) and upward does movingly by roller (27) and axle (10), axle (34) is fixed on the axis hole (86) of gear carrier (84), gear (32) is contained in axle (34) and upward does movingly by roller (33) and axle (34), gear (32) and gear (29), (28) engagement, the axis hole (81) that axle (10) is contained in gear carrier (79) go up with axis hole (81) work movingly, axle (34) is fixed on the axis hole (80) of gear carrier (79), fixing pin (37) is fixed on the pin-and-hole (83) of gear carrier (79), spacer (38) is housed on the fixing pin (37), the bayonet socket (7) of support (4) cooperates card mutually with the bayonet socket (87) of gear carrier (84), the bayonet socket (42) of support (39) cooperates card mutually with the bayonet socket (82) of gear carrier (79), constitutes second planetary gear set; The axis hole (12) of a pivoted arm (11) is contained in support (4) and upward does movingly by roller (8) and support (4), the axis hole (12) of a pivoted arm (11) is contained in support (39) and upward does movingly by roller (8) and support (39), axle (10) is separately fixed on the axis hole (13) of two pivoted arms (11), fixing pin (90) is separately fixed on the pin-and-hole (14) of two pivoted arms (11), constitute the planetary pinion assemblying body, the wearing bush (2) that the axis hole (6) of support (4) is contained on the fixing input gear shaft (1) is upward done movingly by roller (3) and wearing bush (2), the axis hole (41) of support (39) is contained in input gear shaft (1) and upward does movingly by roller (72) and input gear shaft (1), gear (22) and gear (9) engagement of importing on the gear shaft (1), gear (28) and ring gear (78) engagement that is fixed on the tep reel gear (77), tep reel gear (77) is contained in input gear shaft (1) and upward does movingly by roller (66) and input gear shaft (1), between support (39) and the tep reel gear (77) packing ring (75) is housed, between input gear shaft (1) and the bearing (71) packing ring (93) is housed, constitute planetary pinion region gear, when input gear shaft (1) is imported as top, when tep reel gear (77) was exported as terminal, this stepless speed changing mechanism was a planet gear stageless speed variator; In second planetary gear stepless speed changing mechanism, fixing pin (37) is fixed on the pin-and-hole (26) of gear carrier (23), axle (30) is fixed on the axis hole (25) of gear carrier (23), gear (29) is contained in axle (30) and upward does movingly by roller (31) and axle (30), the axis hole (24) that axle (10) is contained in gear carrier (23) go up with axis hole (24) work movingly, gear (22) is contained in axle (10) and upward does movingly by roller (21) and axle (10), gear (29) and gear (22) engagement, the axis hole (53) that axle (10) is contained in gear carrier (49) go up with axis hole (53) work movingly, fixing pin (37) is fixed on the pin-and-hole (54) of gear carrier (49), axle (30) is fixed on the axis hole (50) of gear carrier (49), gear (28) is contained in axle (10) and upward does movingly by roller (27) and axle (10), axle (34) is fixed on the axis hole (51) of gear carrier (49), gear (32) is contained in axle (34) and upward does movingly by roller (33) and axle (34), gear (32) and gear (29), (28) engagement, the axis hole (61) that axle (10) is contained in gear carrier (58) go up with axis hole (61) work movingly, axle (34) is fixed on the axis hole (59) of gear carrier (58), fixing pin (37) is fixed on the pin-and-hole (62) of gear carrier (58), spacer (38) is housed on the fixing pin (37), the bayonet socket (56) of support (55) cooperates card mutually with the bayonet socket (52) of gear carrier (49), the bayonet socket (68) of support (67) cooperates card mutually with the bayonet socket (60) of gear carrier (58), constitute planetary gear set, the axis hole (12) of a pivoted arm (11) is contained in support (55) and upward does movingly by roller (8) and support (55), the axis hole (12) of a pivoted arm (11) is contained in support (67) and upward does movingly by roller (8) and support (67), axle (10) is separately fixed on the axis hole (13) of two pivoted arms (11), fixing pin (90) is separately fixed on the pin-and-hole (14) of two pivoted arms (11), constitute the planetary pinion assemblying body, the axis hole (57) of support (55) is contained in the wearing bush (48) that is fixed on the tep reel gear (77) and upward does movingly by roller (3) and wearing bush (48), the axis hole (69) of support (67) is contained in input gear shaft (1) and upward does movingly by roller (72) and input gear shaft (1), gear (65) engagement on gear (22) and the tep reel gear (77), gear (28) and ring gear (63) engagement that is fixed on the tep reel gear shaft (64), tep reel gear shaft (64) is contained in input gear shaft (1) and upward does movingly by roller (66) and input gear shaft (1), between support (55) and the tep reel gear (77) packing ring (76) is housed, between support (67) and the tep reel halogen wheel shaft (64) packing ring (75) is housed, be equipped with between input gear shaft (1) and the tep reel gear shaft (64) and end stake (73), constitute planetary gear stepless speed changing mechanism, when tep reel gear (77) is imported as top, when tep reel gear shaft (64) was exported as terminal, this stepless speed changing mechanism was again a planet gear stageless speed variator; Above-mentioned two planetary gear stepless speed changing mechanisms are bearing in the housing (70) by being fixed on housing (70) bearing (71) last and that be fixed on the cover plate (92), axle envelope (74) is equipped with on bearing (71) next door, screw (91) tightens up housing (70) and cover plate (92), constitutes planet gear stepless speed changer.
2, according to the described planet gear stepless speed changer of claim 1, it is characterized in that pin-and-hole (17) that pin (35) is fixed on gear carrier (15) go up and be contained in the pin-and-hole (40) that pin-and-hole (5) is gone up with pin-and-hole (5) is done movingly, pin-and-hole (36) is fixed on support (39) of support (4) go up and be contained in the pin-and-hole (45) of gear carrier (43) is gone up and pin-and-hole (45) work movingly.
3, according to the described planet gear stepless speed changer of claim 1, it is characterized in that pin-and-hole (45) that pin (36) is fixed on gear carrier (43) go up and be contained in the pin-and-hole (40) of support (39) go up with pin-and-hole (40) work movingly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410051444 CN1598356A (en) | 2004-09-09 | 2004-09-09 | Planetary gare stepless speed change device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410051444 CN1598356A (en) | 2004-09-09 | 2004-09-09 | Planetary gare stepless speed change device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1598356A true CN1598356A (en) | 2005-03-23 |
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ID=34665977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410051444 Pending CN1598356A (en) | 2004-09-09 | 2004-09-09 | Planetary gare stepless speed change device |
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| CN (1) | CN1598356A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008006300A1 (en) * | 2006-07-05 | 2008-01-17 | Qiangguo Xu | Infinitely variable planet gear transmission |
| CN101817304A (en) * | 2009-02-05 | 2010-09-01 | 通用汽车环球科技运作公司 | The driving system of hybrid vehicle |
| CN101839314A (en) * | 2009-03-19 | 2010-09-22 | 本田技研工业株式会社 | Be equipped with the automatic transmission of planetary gears |
| CN102478102A (en) * | 2010-11-24 | 2012-05-30 | 现代自动车株式会社 | Continuously variable transmission for vehicle |
| CN102678851A (en) * | 2012-06-01 | 2012-09-19 | 姚保民 | Planetary gear stepless speed change device |
| CN103511569A (en) * | 2013-10-22 | 2014-01-15 | 徐攀 | Double planetary gear train type stepless automatic speed change mechanism |
-
2004
- 2004-09-09 CN CN 200410051444 patent/CN1598356A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008006300A1 (en) * | 2006-07-05 | 2008-01-17 | Qiangguo Xu | Infinitely variable planet gear transmission |
| CN101817304A (en) * | 2009-02-05 | 2010-09-01 | 通用汽车环球科技运作公司 | The driving system of hybrid vehicle |
| CN101817304B (en) * | 2009-02-05 | 2013-05-29 | 通用汽车环球科技运作公司 | Hybrid vehicle drive system |
| CN101839314A (en) * | 2009-03-19 | 2010-09-22 | 本田技研工业株式会社 | Be equipped with the automatic transmission of planetary gears |
| CN101839314B (en) * | 2009-03-19 | 2012-11-14 | 本田技研工业株式会社 | Automatic transmission equipped with planetary gear mechanisms |
| CN102478102A (en) * | 2010-11-24 | 2012-05-30 | 现代自动车株式会社 | Continuously variable transmission for vehicle |
| CN102478102B (en) * | 2010-11-24 | 2016-08-17 | 现代自动车株式会社 | Continuously variable transmission for vehicle |
| CN102678851A (en) * | 2012-06-01 | 2012-09-19 | 姚保民 | Planetary gear stepless speed change device |
| CN103511569A (en) * | 2013-10-22 | 2014-01-15 | 徐攀 | Double planetary gear train type stepless automatic speed change mechanism |
| CN103511569B (en) * | 2013-10-22 | 2016-03-30 | 徐攀 | Double-planet train formula stepless auto gear |
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