Planetary gear of positioning polarimetric optics

FIELD: physics.

SUBSTANCE: planetary gear of positioning polarimetric optics has a disc with holes formed therein, equidistant from each other and from the disc center, in which the light filters are. A central gear is fixedly mounted on the body of the drive motor, and a disc with four satellite gears, evenly spaced around the circumference and running in the central gear, is mounted on the drive shaft of the drive motor. The gear ratio of the gear pair is 1:1.125.

EFFECT: simplification of the planetary gear for positioning the polarimetric optics in the particular case of application, when a problem arises in the astronomical practice not only in the change of the phase shifting plates themselves, but also in turning any one of them to the particular predetermined angle.

1 dwg

 



 

Same patents:

FIELD: transport.

SUBSTANCE: automatic transmission implementing nine forward gears and one reverse gear contains casing (19), input link (20), output link (21), hydrodynamic torque converter and planetary reduction gear. The planetary reduction gear comprises four planetary gear sets, three controlled clutches and three controlled brakes. The planetary reduction gear consists of four planetary gear sets. The first planetary gear set consists of a central gear (3), carrier (2) for satellites and a crown gear (1). The second planetary gear set consists of a central gear (6), carrier (5) for satellites and a crown gear (4). The third planetary gear set consists of a central gear (9), carrier (8) for satellites and a crown gear (7). The fourth planetary gear set consists of a central gear (12), carrier (11) for satellites and a crown gear (10). The input link (20) is connected by clutch (16) with interconnected crown gear (10) of the fourth planetary gear set and carrier (8) of the third planetary gear set. The input link (20) connected with output link (22) of hydrodynamic torque converter is connected by clutch (17) with central gear (12) of the fourth planetary gear set. The central gear (6) of the second planetary gear set is connected with the input link (20). The output link (21) connects to interconnected carrier (11) of the fourth planetary gear set and epicycle (7) of the third planetary gear set. Brake (14) connects with transmission casing (19) the interconnected crown gear (1) of the first planetary gear set and carrier (5) of the second planetary gear set. Brake (13) connects with transmission casing (19) the central gear (3) of the first planetary gear set. Brake (15) connects with transmission casing (19) the interconnected carrier (8) of the third planetary gear set and crown gear (10) of the fourth planetary gear set. Clutch (18) connects the central gear (4) of the second planetary gear set with interconnected carrier (2) of the first planetary gear set and central gear (9) of the third planetary gear set.

EFFECT: simplified design of device.

1 dwg

FIELD: transport.

SUBSTANCE: automatic transmission implementing nine forward gears and one reverse gear contains casing 19, input link 20, output link 2, hydrodynamic torque converter and planetary reduction gear comprising four planetary gear sets, three controlled clutches and three controlled brakes. According to invention, the planetary reduction gear in transmission consists of four planetary gear sets. The first planetary gear set consists of a central gear 3, carrier 2 for satellites and a crown gear 1 (epicycle). The second planetary gear set consists of a central gear 6, carrier 5 for satellites and a crown gear 4 (epicycle). The third planetary gear set consists of a central gear 9, carrier 8 for satellites and a crown gear 7 (epicycle). The fourth planetary gear set consists of a central gear 12, carrier 11 for satellites and a crown gear 10 (epicycle). The input link 20 is connected with central gear 6 of the second planetary gear set and with output link 22 of hydrodynamic torque converter. The output link 21 is connected with carrier 11 of the fourth planetary gear set and with epicycle 7 of the third planetary gear set. The carrier 2 of the first planetary gear set is connected with epicycle 4 of the second planetary gear set. Brake 13 interconnects carrier 5 of the second planetary gear set and casing of transmission 19. Brake 14 interconnects central gear 3 of the first planetary gear set and transmission casing 19. Clutch 18 connects carrier 5 of the second planetary gear set with interconnected epicycle 1of the first planetary gear set and central gear 9 of the third planetary gear set. Brake 15 connects with transmission casing 19 interconnected carrier 8 of the third planetary gear set and epicycle 10 of the fourth planetary gear set. Clutch 16 connects input link 20 with interconnected carrier 8 of the third planetary gear set and epicycle 10 of the fourth planetary gear set. Clutch 17 connects input link 20 with central gear 12 of the fourth planetary gear set.

EFFECT: higher operating performance.

1 dwg

FIELD: transport.

SUBSTANCE: invention relates to fixed-ratio planetary transmission design. automatic transmission implementing six forward gears and two reverse gears contains casing (16), input link (13), output link (14), hydrodynamic torque converter and planetary reduction gear comprising three planetary gear sets, two controlled clutches and three controlled brakes. Planetary reduction gear consists of three planetary gear sets. The first planetary gear set consists of a central gear (3), carrier (2) for satellites and a crown gear (1). The second planetary gear set consists of a central gear (6), carrier (5) for satellites and a crown gear (4). The third planetary gear set consists of a central gear (9), carrier (8) for satellites and a crown gear (7). The input link (13) is connected with central gear (6 )of the second planetary gear set and with output link (15) of hydrodynamic torque converter. The output link (14) is connected with carrier (8) of the third planetary gear set and with crown gear (1) of the first planetary gear set. Brake (12) interconnects central gear (9) of the third planetary gear set and transmission casing (16). Brake (11) connects interconnected carrier (2) of the first planetary gear set and crown gear (4) of the second planetary gear set with transmission casing (16). Brake (10) connects central gear (3) of the first planetary gear set with transmission casing (16). Clutch (18) connects central gear (3) of the first planetary gear set with interconnected carrier (5) of the second planetary gear set and crown gear (7) of the third planetary gear set. Clutch (17) connects carrier (5) of the second planetary gear set connected with crown gear (7) of the third planetary gear set with interconnected central gear (6) of the second planetary gear set, transmission input link (13) and output link (15) of hydrodynamic torque converter.

EFFECT: simplified design.

16 cl, 18 dwg

FIELD: transport.

SUBSTANCE: automatic transmission implementing nine forward gears and one reverse gear contains casing (19), input link (20), output link (21), hydrodynamic torque converter and planetary reduction gear. The planetary reduction gear consists of four planetary gear sets. The first planetary gear set consists of a central gear (3), carrier (2) for satellites and a crown gear (1). The second planetary gear set consists of a central gear (6), carrier (5) for satellites and a crown gear (4). The third planetary gear set consists of a central gear (9), carrier (8) for satellites and a crown gear (7). The fourth planetary gear set consists of a central gear (12), carrier (11) for satellites and a crown gear (10). Input link (20) is connected with output link of hydrodynamic torque converter (22), with sun gear (3) of the first planetary gear set and with sun gear (6) of the second planetary gear set. Output link (21) is connected with crown gear (10) of the fourth planetary gear set and with carrier (5) of the second planetary gear set . Brake (13) connects the interconnected crown gear (7) of the third planetary gear set and carrier (2) of the first planetary gear set with transmission case (19). Brake (14) connects sun gear (9) of the third planetary gear set with transmission case (19). Brake (15) connects carrier (11) of the fourth planetary gear set with transmission case (19). Clutch (16) connects crown gear (4) of the second planetary gear set with carrier (11) of the fourth planetary gear set. Clutch (17) connects the carrier (11) of the fourth planetary gear set with interconnected input link (20), sun gear (3) of the first planetary gear set and sun gear (6) of the second planetary gear set. Clutch (18) connects the crown gear (1) of the first planetary gear set with interconnected carrier (8) of the third planetary gear set and sun gear (12) of the fourth planetary gear set.

EFFECT: more gears in transmission.

1 dwg

FIELD: transport.

SUBSTANCE: automatic transmission implementing nine forward gears and one reverse gear contains casing (19), input link (20), output link (21), hydrodynamic torque converter and planetary reduction gear. The planetary reduction gear consists of four planetary gear sets. The first planetary gear set consists of a central gear (3), carrier (2) for satellites and a crown gear (1). The second planetary gear set consists of a central gear (6), carrier (5) for satellites and a crown gear (4). The third planetary gear set consists of a central gear (9), carrier (8) for satellites and a crown gear (7). The fourth planetary gear set consists of a central gear (12), carrier (11) for satellites and a crown gear (10). Input link (20) is connected with output link of hydrodynamic torque converter (22), with sun gear (3) of the first planetary gear set and with sun gear (12) of the fourth planetary gear set. Output link (21) is connected with crown gear (7) of the third planetary gear set. Crown gear (1) of the first planetary gear set is connected with carrier (5) of the second planetary gear set. Brake (13) connects carrier of the first set (2) with transmission case (19). Brake (14) connects sun gear (6) with transmission case (19). Brake (15) connects the interconnected carrier (8) of the third planetary gear set and crown gear (10) of the fourth planetary gear set. Clutch (16) connects sun gear (12) of the fourth planetary gear set connected with sun gear (3) of the first planetary gear set and with input link (20) with crown gear (10) of the fourth planetary gear set connected with carrier (8) of the third planetary gear set. Clutch (17) connects carrier (11) of the fourth planetary gear set with interconnected crown gear (7) of the third planetary gear set and output link (21). Clutch (18) connects the sun gear (3) of the first planetary gear set with interconnected crown gear (4) of the second planetary gear set and sun gear (9) of the third planetary gear set.

EFFECT: more gears in transmission.

1 dwg

FIELD: transport.

SUBSTANCE: in planetary gear each toothed satellite is rigidly connected with one more additional carrier. On additional carriers, more several tapered not toothed satellites are located which are kinematically interconnected by not toothed wheel. Tapered not toothed satellites can engage and disengage with guides located on gear wheel kinematically connected with outer wheel of planetary gear, satellite gears can roll over guides, the guides can rotate and roll over gear rack with possibility of fixation in specified position. When gear wheels roll over the rack the guides can roll and rotate together with these wheels, shafts of guides are connected by means of holders are connected with disk not toothed wheel located on output shaft, the shaft has rigid connection with wheel which is kinematically connected with outer wheel of planetary gear, disk not toothed wheel can rotate together with wheel which has kinematic connection with outer wheel of planetary gear and shift along rotation axis of shaft on which this wheel is located. The disk not toothed wheel is in contact with not toothed wheels fixed on actuating shaft, not toothed wheels on actuating shaft can roll over surface of disk not toothed wheel and to shift together with this wheel and actuating rod along rotation axis of the mentioned shaft, actuating shaft is connected with driving gear.

EFFECT: smooth variation of gear ratio.

11 dwg

FIELD: machine building.

SUBSTANCE: invention relates to the movement devices based on the converter of rotational motion in progressive motion. The movement device under permanent and variable conditions based on the gear of rotation of the massive body, weight, in which the centre of weight rotation is eccentric relatively to the gear axis of rotation. In the converter of the rotation motion in the progressive motion a rod with weights rotation gear is made, at that centre of rotation of the rod periodically moves relatively the driven axis of rotation, thus ensuring the weights movement over the eccentric wheel and creation of the guiding force and device movement.

EFFECT: simplification of the device.

4 cl, 15 dwg

FIELD: transport.

SUBSTANCE: dual clutch is arranged at gearbox input with portion of clutch driven discs fitted at primary shaft and another portion fitted at tubular shaft. Gears engaged with countershaft gears are fitted on said shafts. Countershaft carries six gears, two being engaged with gears fitted on secondary shaft. Three-position clutch with reverse driven gear is arranged there between. Gear engaged with countershaft gear and three-position shift collar are fitted on countershaft tubular extension 8. Simple three-link planetary mechanism and three position clutch 35 is arranged at gearbox output side.

EFFECT: enhanced performances, higher flotation and perfected control.

2 dwg

FIELD: transport.

SUBSTANCE: invention relates to vehicle planetary gearboxes. Automatic gearbox executes nine forward gears and one rear gear comprises crankcase (19), input link (20), output link (21), hydromechanical torque converter and planetary reduction gear. The latter consists of four planetary rows. First row consists of sun gear (3), carrier (2) and crown gear (1). Second row consists of sun gear (6), carrier (5) and crown gear (4). Third row consists of sun gear (9), carrier (8) and crown gear (7). Fourth row consists of sun gear (12), carrier (11) and crown gear (10). Input link (20) engages with output link of hydromechanical torque converter (22), first planetary row sun gear (3) and fourth planetary row sun gear (12). Output link (21) engages with third planetary row crown gear (7). First planetary row crown gear (1) engages with second planetary row carrier (5). Brake (13) couples first row carrier (2) with crankcase of gearbox (19). Brake (14) couples first row carrier (6) with crankcase of gearbox (19). Brake (15) couples engaged third planetary row carrier (8) with fourth planetary row crown gear (10). Clutch (16) engages fourth planetary row sun hear (12) engaged with sun gear (3) and input link (20) with fourth planetary row crown gear (10) engaged with carrier (8). Clutch (17) engages carrier (11) with engaged crown gear (7) and output link (21). Clutch (18) engages crown gear (3) with engaged crown gear (4) and crown gear (9).

EFFECT: increased number of gears.

1 dwg

FIELD: transport.

SUBSTANCE: invention relates to vehicle planetary gearboxes. Automatic gearbox executes nine forward gears and one rear gear comprises crankcase (19), input link (20), output link (21), hydromechanical torque converter and planetary reduction gear. This reduction gear comprises four planetary rows, three controlled clutches and three controlled brakes. First row consists of sun gear (3), carrier (2) and crown gear (1). Second row consists of sun gear (6), carrier (5) and crown gear (4). Third row consists of sun gear (9), carrier (8) and crown gear (7). Fourth row consists of sun gear (12), carrier (11) and crown gear (10). Input link (20) engages with output link of hydromechanical torque converter (22), first planetary row sun gear (3) and second planetary row sun gear (6). Output link (21) engages with fourth planetary row crown gear (10). First planetary row crown gear (1) engages with third planetary row carrier (8). Brake (13) couples first planetary row carrier (2) with crankcase of gearbox (19). Brake (14) couples third planetary row carrier (9) with crankcase of gearbox (19). Brake (15) engages engaged fourth planetary row carrier (11) and second planetary row crown gear (4) with gearbox crankcase (19). Clutch (16) engages first planetary row carrier (2) with engaged third planetary row crown gear (7) and fourth planetary row sun gear (12). Clutch (17) engages second planetary row carrier (5) with engaged fourth planetary row crown gear (10) and output link (21). Clutch (18) engages third planetary row carrier (5) with engaged second planetary row crown gear (4) and fourth planetary row carrier (11).

EFFECT: increased number of gears.

1 dwg

FIELD: transport engineering.

SUBSTANCE: invention can be used in automatic transmissions controlled by electronic unit and hydraulic devices. Proposed hydromechanical transmission contains hydrodynamic torque converter 2 and planetary reduction gear consisting of four planetary trains. All planetary trains have negative inner ratio. Output link of torque converter is coupled with ring gear 7 of first planetary train, with sun gear 8 of second planetary train and, through friction clutch 18, with carrier 12 of third planetary train, and through friction clutch 17, with sun gear 11 of the same train which is connected with case 1 through friction brake 22. Sun gear 5 of first planetary train is coupled with case 1 through friction brake 19. Carrier 6 of this train is coupled with carrier 9 of second planetary train, with ring gears 13 and 16 of third and fourth and fourth planetary trains. Ring gear 10 second planetary train is connected with case 1 through friction brake 20. Sun gear 14 of fourth planetary train is coupled with carrier 12 of third planetary train and, through friction brake 21, with case 1. Carrier 15 of fourth planetary train is output link 4 of transmission.

EFFECT: enlarged mechanical capabilities of transmission owing to provision of ten forward speeds, one reverse speed and enlargement of range up to 6.286 at preservation of overall dimensions.

1 dwg

FIELD: transport engineering.

SUBSTANCE: invention can be used in automatic transmissions controlled by electronic unit and hydraulic devices. Proposed hydromechanical transmission contains hydrodynamic torque converter 2 and planetary reduction gear consisting of four planetary trains. Output link of torque converter is coupled with sun gear 8 of second planetary train, is connected through friction clutch 18 with carrier 12 of third planetary train and through friction clutch 17, with gear 11 of this train which is connected with case 1 through friction brake 22. Sun gear 5 of first planetary train is connected with case 1 through friction brake 19. Ring gear 10 of second planetary train is coupled with carrier 6 of first planetary train and through friction brake 20, with case 1. Ring gear 7 of first planetary train is coupled with carrier 9 of second planetary train and with rings gears 13 and 16 of third and fourth planetary gear trains. Sun gear 14 of fourth planetary train is coupled with carrier 12 of third planetary train and, through friction brake 21, with case 1. Carrier 15 of fourth planetary gear train is output link of transmission.

EFFECT: enlarged mechanical capabilities of transmission owing to provision of ten forward speeds and one reverse speed at preservation of overall dimensions.

1 dwg

FIELD: transport engineering.

SUBSTANCE: invention can be used in automatic transmission controlled by electronic unit and hydraulic devices. Proposed transmission contains hydrodynamic torque converter 2 and planetary reduction gear consisting of four planetary trains. All planetary trains have negative inner ratio. Output link of torque converter is coupled with sun gear 8 of second planetary train, is connected through friction clutch 18 with carrier 6 of first planetary train, and through friction clutch 17, with sun gear 5 of said train which is connected with case 1 through friction brake 19. Carrier 6 is connected with ring gear 13 of third planetary train and, through friction brake 20, with case 1. Ring gear 7 of first planetary train is coupled with carrier 9 of second planetary train and with sun gear 11 of third planetary train. Ring gear 10 of second planetary train is coupled with sun gear 14 of fourth planetary train which is coupled through friction brake 22 with case 1. Carrier 15 of fourth planetary train is coupled, through friction brake 21, with case 1. Ring gear 16 of fourth planetary train is coupled with carrier 12 of third planetary train being output link of transmission.

EFFECT: enlarged mechanical capabilities of transmission owing to provision of ten forward speeds and one reverse speed at preservation of overall dimensions.

1 dwg

FIELD: transport engineering.

SUBSTANCE: invention can be used in automatic transmissions controlled by electronic unit and hydraulic devices. Proposed hydromechanical transmission contains hydrodynamic torque converter 2 and planetary reduction gear consisting of four planetary trains. All planetary trains have negative inner gear ratio output link of torque converter is coupled with sun gear 8 of second planetary trains and is connected through friction clutch 17 with carrier 6 of first planetary train. Carrier 6 is coupled with sun gear 14 of fourth planetary train and, through friction brake 21, with case 1. Sun gear 5 of first planetary train is coupled with case 1 through friction brake 20. Ring gear 10 of second planetary train is connected through friction brake 19 with case 1 and through friction clutch 18, with carrier 12 of third planetary train. Carrier of 9 of second planetary train is coupled with sun gear 11 of third planetary train. Ring gear 13 of third planetary train is coupled with carrier 15 of fourth planetary train which is coupled with case through friction brake 22. Ring gear 7 of first planetary train is connected with ring gear 16 of fourth planetary train and with carrier 12 of third planetary train which is coupled link of transmission.

EFFECT: enlarged mechanical capabilities of transmission owing to provision of nine forward speeds and one reverse speed at preservation of overall dimensions.

1 dwg

Mechanized tool // 2252348

FIELD: mechanical engineering.

SUBSTANCE: mechanized tool comprises clutching unit and multi-speed planet transmission. The clutching unit comprises clutch member and pusher. The clutch member is connected with the transmission member which is mounted in the vicinity of the means for supplying input torque to the transmission and should be irrotational, allowing the transmission to increase the torque. The pusher is loaded for its engagement with the clutch member to prevent their mutual rotation. When the clutch member and transmission member are interconnected, transmission capable to increase the torque. When the value of the torque applied to the clutch member is sufficient to overcome friction between the pusher and clutch member, the clutch member and transmission member rotate thus preventing the transmission from increasing torque.

EFFECT: enhanced reliability.

25 cl, 38 dwg

FIELD: transport engineering.

SUBSTANCE: proposed wheel has rim of regular shape and center of rotation. To drive the wheel, planetary reduction gear is fitted in wheel rim whose drive gear is planet pinion installed on driving "floating shaft whose axis, taking weight of vehicle applied to wheel, executes complex movement relative to axis of wheel rotation making it possible to: 1) spread projections of axis of rotation (being simultaneously point/line of support) of wheel and point of application of vehicle weight P to wheel on horizontal surface by some distance L; 2) change position of projection of point P on vertical; plane by some height h and provide constantly acting "canting" torque PL on wheel creating effect of eccentric wheel at wheel circumference remaining unchanged and eliminating cyclic loads.

EFFECT: improved cross-country capacity of vehicle, its steerability, efficiency of wheeled propulsor, simplified design.

1 dwg

FIELD: machine engineering, namely powered tools such as drills, screw drivers and rotary cutting tools.

SUBSTANCE: multi-speed transmission unit for rotary powdered tool includes several transmission gears. At least two transmission gears have movable reduction member that provides operation of transmission gears in active and in passive modes. Movable reduction members are joined with mechanism for switching reduction members in order to provide at least three reduction degrees or gear ratio values.

EFFECT: powdered tool with relatively large range of reducing revolution number.

91 cl, 38 dwg

Gear box // 2280792

FIELD: mechanical engineering.

SUBSTANCE: gear box comprises input and output shafts, three planet gears, two clutches, and three brakes. Input shaft (2) is provided with solar pinion (3) of the second planet mechanism. Epicycle (5) of the planet mechanism is connected to carrier (6) of the first planet mechanism and brake (18). Epicycle (8) of the first planet mechanism is connected with carrier (9) of the third planet mechanism and output shaft (11). Epicycle (12) of the third planet mechanism is connected with carrier (13) of the second planet mechanism through clutch (15) and with solar pinion (16) of the first planet mechanism through clutch (14). Solar pinion (16) of the first planet mechanism is connected to brake (17). Solar pinion (20) of the third planet mechanism is connected with brake (19).

EFFECT: reduced sizes and weight.

1 dwg, 1 tbl

Transmission // 2284925

FIELD: transport engineering.

SUBSTANCE: invention relates to design of planetary transmission which can be used in automatic transmission systems controlled by electronic and hydraulic control units for use in road vehicles. Proposed transmission contains planetary reduction gear, carrier 6 of planetary gear train being output member 4 of transmission. Carrier 9 of second planetary gear train is coupled with crown gear (epicycle) 7 of first planetary gear train. Sun gear 5 of first planetary gear train is coupled with epicycle 10 of second planetary gear train and by brake 16, with transmission case. Sun gear 8 of second planetary gear train is coupled with sun gear 11 of third planetary gear train and by brake 18, with transmission case. Input member 3 is coupled with carrier 12 of third planetary gear train. Epicycle 13 of third planetary gear train is coupled by brake 19 with transmission case. Input member 3 is coupled by clutch 14 with carrier 9 of second planetary gear train. Epicycle 7 is provided with brake 17 for coupling with transmission case. Input member 3 is coupled by clutch 15 with sun gear 5. Input member 3 is coupled also with torsional vibration damper 2. Reduction of overall dimensions of transmission makes it possible to enlarged range of vehicle in which proposed transmission with such kinematic diagram can be used, and dynamic characteristics of vehicle are considerable improved owing to change of design of transmission and change of gear ratios of planetary gear trains and order of in-pair engagement of friction control member.

EFFECT: enlarged kinematic capabilities of transmission, increased service life, reduced mass owing to dispensing with torque converter and reduced number of transmission components.

1 dwg

FIELD: transport engineering.

SUBSTANCE: invention relates to gearbox of automobiles, crawler vehicles, two-member crawlers, crawler chassis of loggers, etc. proposed hydromechanical transmission has input shaft 1 and output shaft 2, four differential mechanisms, each including carrier, planet pinions, sun and epicyclic gears and six friction control members in form of clutches 11, 12 and brakes 7-10. Three differentials, whose sun gears 31, 27, 23 are installed on input shaft 1, form main planetary gear transmission. Epicyclic gears 28, 20 of first and third differentials are connected with carrier 25 of second differential. Carrier 29 of first differential is connected with brake 7 and, through friction clutch 11, with input shaft 1. Carrier 21 of third differential is connected with output shaft 2 through fourth differential used as divider at output.

EFFECT: simplified design, reduced speed of rotation of differential members and friction members, multipurposeness of transmission.

2 dwg

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