Abstract: A transmission (1) for an electric drive of a vehicle includes a first input shaft (10), a second input shaft (11), an output shaft (12), two shift elements (3, 4) for connecting the transmission (1) to an electric machine of the electric drive, and a planetary gear set (5) configured as a stepped planetary gear set. A first sun gear (5.1) of the planetary gear set (5) is rotationally fixed to the first input shaft (10). A second sun gear (5.2) of the planetary gear set (5) is rotationally fixed to the second input shaft (11). A ring gear (5.5) of the planetary gear set (5) is fixed at a rotationally fixed component (0) of the transmission (1). A planet carrier (5.6) of the planetary gear set (5) is rotationally fixed to the output shaft (12). A first shift element (3) is configured for connecting the first input shaft (10) to the electric machine of the electric drive. A second shift element (4) is configured for connecting the second input shaft (11) to the electric machine of the electric drive.

Abstract: A transmission (G) for a motor vehicle includes an electric machine (EM), a first input shaft (1), a second input shaft (5), an output shaft (2), three planetary gear sets (11, 12, 13), and at least four shift elements (SE1, SE2, SE3, SE4). Different gears are selectable by selectively actuating the at least four shift elements (SE1, SE2, SE3, SE4) and, in addition, in interaction with the electric machine (EM), different operating modes are implementable.

Abstract: A hybrid transmission arrangement for a motor vehicle (30) includes a first transmission group (12), a second transmission group (18), a third planetary gear set (PS3), and a first electric machine (EM1). The first transmission group (12) includes a first input (14), a first output (16), and a first planetary gear set (PS1). The first input (14) is connectable to an internal combustion engine (VM). The second transmission group (18) includes a second input (20), a second output (22), and a second planetary gear set (PS2). The second input (20) is connected to the first output (16) of the first transmission group (12). The third planetary gear set (PS3) includes a first element (S3;H3I), a second element (H3;S3I), and a third element (P3;P3I). The third planetary gear set (PS3) is interlockable using a first shift element (E) and arranged coaxially to a first axis (A1). The first element (S3;H3I) is connected to the first electric machine. The second element (H3;S3I) is connected to the second output (22).

Abstract: A hybrid transmission arrangement (10) for a motor vehicle (30) includes a transmission (11), a third planetary gear set (PS3), and a first electric machine (EM1). The transmission (11) includes a first input (14), which is connectable to an internal combustion engine (VM), a second output (22), a third output (23), and at least one planetary gear set (PS1, PS2). The third planetary gear set (PS3) includes a first element (S3;H3?), a second element (H3;S3?), and a third element (P3;P3?). The third planetary gear set (PS3) is interlockable using a first shift element (E) and arranged coaxially to a first axis (A1). The first element (S3;H3?) is connected to the first electric machine. The second element (H3;S3?) is connected to the second output (22) of the transmission (11). The third output (23) of the transmission (11) is connected to the first element (S3;H3?). The third element (P3;P3?) is connected to a drive output (Ab) of the hybrid transmission arrangement (10).

Abstract: A gear unit for a powertrain and a powertrain including a stepped planetary gearset, a first gear shifting element and a second gear shifting element. The stepped planetary gearset has a first sun gear, a first ring gear, a second ring gear, and stepped planet gears rotatably mounted at a first planet carrier. The first ring gear is fixed with respect to rotation to an output shaft of the gear unit. The second ring gear is fixed with respect to rotation to a housing. The first gear shifting element drivingly connects the first sun gear to an electric machine in a closed state, and the second gear shifting element drivingly connects the first planet carrier to the electric machine in a closed state, and one of the two gear shifting elements is in the closed state for driving the output shaft in rotation.

Abstract: A powertrain of a vehicle includes a stepped planetary gearset, a first gear shifting element and a second gear shifting element. The stepped planetary gearset has a first sun gear and a second sun gear, a first ring gear and a plurality of stepped planet gears rotatably mounted at a first planet carrier. The first ring gear is configured to drivingly connect to an electric machine. The first planet carrier is connectable to an output shaft of the gear unit to be fixed with respect to relative rotation. The first gear shifting element is configured to fix the second sun gear relative to a housing in a closed state, and the second gear shifting element is configured to fix the first sun gear relative to the housing in a closed state. One of the two gear shifting elements is in the closed state for driving the output shaft in rotation.

Abstract: A gear unit includes: a stepped planetary gearset, and first and second gear shifting elements. The stepped planetary gearset has first and second sun gears, a first ring gear and a plurality of stepped planet gears rotatably mounted at a first planet carrier. The first ring gear is connected to an output shaft of the gear unit thus being fixed with respect to rotation relative to it. The first planet carrier is connected to a housing and fixed with respect to rotation relative to it. The first gear shifting element drivingly connects the second sun gear to an electric machine in a closed state, and the second gear shifting element drivingly connects the first sun gear to an electric machine in a closed state. One of the two gear shifting elements is in the closed state for driving the output shaft in rotation.

Abstract: A transmission (2) of a motor vehicle includes a first sub-transmission (5) including a first input shaft (7) and a countershaft (11) coupled to the first input shaft (7) via a constant ratio (ic). The transmission (2) further includes a second sub-transmission (6) including a second input shaft (8), the second sub-transmission (6) being a planetary transmission (PG) with a sun gear (24), a ring gear (22), and a carrier (23). Moreover, the transmission (2) includes an output shaft (9), and a shift element (E). The carrier (23) is coupleable to the output shaft (9) via the shift element (E), and the ring gear (22) is the second input shaft (8) of the second sub-transmission (6).

Abstract: A gear unit for a powertrain of a vehicle includes a stepped planetary gearset, a first gear shifting element and a second gear shifting element. The stepped planetary gearset has at least a first ring gear, a second ring gear and a plurality of stepped planet gears rotatably mounted at a first planet carrier. The first planet carrier drivingly connects to an electric machine. The second ring gear is connected to an output shaft of the gear unit so as to be fixed with respect to rotation relative to it. The first gear shifting element fixes the first ring gear relative to a housing in a closed state, and the second gear shifting element brings the stepped planetary gearset into direct drive in a closed state. One of the two gear shifting elements is in the closed state for driving the output shaft in rotation.

Abstract: A gear unit for a powertrain and gear unit having a stepped planetary gearset, a first gear shifting element and a second gear shifting element. The stepped planetary gearset has a first sun gear, a first ring gear, a second ring gear, and a plurality of stepped planet gears rotatably mounted at a first planet carrier. The first sun gear is connected to an electric machine. The first planet carrier is fixedly connected to a housing with respect to rotation. The first gear shifting element connects the second ring gear to an output shaft of the gear unit in a closed state, and the second gear shifting element connects the first ring gear to the output shaft of the gear unit in a closed to state, and one of the two gear shifting elements) is in the closed state for driving the output shaft in rotation.

Abstract: A transmission (G) for a motor vehicle includes an electric machine (EM1), a first input shaft (GW1), a second input shaft (GW2), an output shaft (GWA), two planetary gear sets (P1, P2, P3), and at least five shift elements (A, B, C, D, E). Different gears are implementable by selectively actuating the at least five shift elements (A, B, C, D, E) and, in addition, in interaction with the electric machine (EM1), different operating modes are implementable. A drive train for a motor vehicle with the transmission (G), and to a method for operating the transmission (G) are also provided.

Abstract: A transmission (2) of a motor vehicle includes a first input shaft (7), a second input shaft (8), an output shaft (9), a first sub-transmission (5) including the first input shaft (7), and a second sub-transmission (6) including the second input shaft (8). The second sub-transmission (6) is a planetary transmission having components including a sun gear (24), a ring gear (22), and a carrier (23). Additionally, the transmission (2) includes an engaging device (S3) associated with the planetary transmission (PG). In a first engagement position (E) of the engaging device (S3), a first component (23) of the components of the planetary transmission (PG) is connected to the second input shaft (8). In a second engagement position (F) of the engaging device (S3), a second component (22) of the components of the planetary transmission (PG) is connected to the second input shaft (8).

Abstract: A transmission (2) of a motor vehicle includes a first sub-transmission (5) having a first input shaft (7) and a countershaft (11) coupled to the first input shaft (7) via a constant ratio. The transmission further includes a second sub-transmission (6) having a second input shaft (8) and being a planetary transmission having a sun gear (24), a ring gear (22), and a carrier (23). The transmission also includes an output shaft (9) and an engaging device (S3). A first ratio for the second prime mover (4) is formed in a first engagement position (E) of the engaging device (S3), a second ratio for the second prime mover (4) is formed in a second engagement position (F) of the engaging device (S3), and at least one third ratio for the second prime mover (4) is formed in a third engagement position (N) of the engaging device (S3).

Abstract: A transmission (G) for a motor vehicle includes an electric machine (EM), a first input shaft (GW1), a second input shaft (GW2), an output shaft (GWA), a planetary gear set (P1), a pre-ratio configured as a spur gear transmission (SRS), and at least four shift elements (A, B, C?, D). Different gears are selectable by selectively actuating the at least four shift elements (A, B, C?, D) and, in addition, in interaction with the electric machine (EM), different operating modes are implementable.

Abstract: A transmission (G) for a motor vehicle includes an electric machine (EM1), a first input shaft (GW1), a second input shaft (GW2), an output shaft (GWA), three planetary gear sets (P1, P2, P3), and at least six shift elements (A, B, C, D, E, F). Different gears are implementable by selectively actuating the at least six shift elements (A, B, C, D, E, F), and different operating modes are implementable by selectively actuating the at least six shift elements (A, B, C, D, E, F) in interaction with the electric machine (EM1). A drive train for a motor vehicle with the transmission (G) and a method for operating the transmission (G) are also provided.

Abstract: A transmission (G) for a motor vehicle includes an electric machine (EM1), a first input shaft (GW1), a second input shaft (GW2), an output shaft (GWA), three planetary gear sets (P1, P2, P3), and at least six shift elements (A, B, C, D, E, F). Different gears are implementable by selectively actuating the at least six shift elements (A, B, C, D, E, F), and different operating modes are implementable by selectively actuating the at least six shift elements (A, B, C, D, E, F) in interaction with the electric machine (EM1). A drive train for a motor vehicle with the transmission (G) and a method for operating the transmission (G) are also provided.

Abstract: A hybrid drive train for a motor vehicle includes a drive shaft that is connectable to an internal combustion engine, a first input shaft connected to the drive shaft or connectable to the drive shaft via a first clutch, a second input shaft, an output shaft arrangement, a first electric machine connected to the second input shaft, and a transmission arrangement that includes: (i) a first gear set plane with at least one shiftable gear set via which the first input shaft is connectable to the output shaft arrangement; (ii) a second gear set plane with at least one shiftable gear set via which the second input shaft is connectable to the output shaft arrangement; and (iii) a third gear set plane with at least one gear set via which the output shaft arrangement is connected to a power distribution unit configured for driving driven wheels.

Abstract: A hybrid transmission (20) for a motor vehicle drive train (12) with an internal combustion engine (14), a first electric prime mover (16), and a second electric prime mover (18), includes: a first transmission input shaft (24) for a first sub-transmission coaxially drivingly connectable to the internal combustion engine and/or drivingly connectable to the second electric prime mover in an axially parallel manner; a second transmission input shaft (26) for a second sub-transmission drivingly connectable to the first electric prime mover in an axially parallel manner; a countershaft (28); idler gears and fixed gears arranged in multiple gear set planes for forming gear steps; and multiple gear change devices including shift elements (A-E) for engaging the gear steps. All even gear steps are associated with one sub-transmission and all odd gear steps are associated with the other sub-transmission such that all electric-machine gear steps are power shiftable.

Abstract: A transmission arrangement (3, 8, 42, 44, 46, 48) includes at least one transmission input shaft (12, 38) and at least one countershaft (26, 28). A connecting gearwheel (24) is arranged on the countershaft (26) for connecting a differential (34). The connecting gearwheel (24) is connected to a gearwheel (22) for forming a gear step (G4).

Abstract: A hybrid transmission device (3) includes at least one drive device (EM2), a transmission (4) with a first transmission input shaft (12) and a second transmission input shaft (14) mounted on the first transmission input shaft (12). At least two gear-step gears (16, 18) are arranged on the second transmission input shaft (14), and the gear-step gear (16) of the highest gear step (G3) is arranged on the second transmission input shaft (14) in an axial direction toward an outer side (46, 50).