{
  "$type": "site.standard.document",
  "description": "The invention relates to a multi-speed transmission (10), especially for a vehicle, comprising an input shaft (11), two concentric driveshafts (13, 14) with plurality of gearwheels (GRa, G1a, G1a, G2a, G3a, G4a, G5a) on them, at least one driven shaft (15, 16) with a plurality of gearwheels (GRb…",
  "path": "/patents/938345",
  "publishedAt": "2016-08-31T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60K6/36",
    "AVL LIST GMBH [AT]"
  ],
  "textContent": "The invention relates to a multi-speed transmission (10), especially for a vehicle, comprising an input shaft (11), two concentric driveshafts (13, 14) with plurality of gearwheels (GRa, G1a, G1a, G2a, G3a, G4a, G5a) on them, at least one driven shaft (15, 16) with a plurality of gearwheels (GRb, G1b, G1b, G2b, G3b, G4b, G5b) on it meshing with the gearwheels (GRa, G1a, G2a, G3a, G4a, G5a) on said driveshafts (13, 14), said gearwheels (GRa, G1a, G2a, G3a, G4a, G5a, GRb, G1b, G1b, G2b, G3b, G4b, G5b) being engageable to said shafts (13, 14, 15, 16) with clutches (C1, C2, C3, C4), forming a powerflow from said driveshafts (13, 14) to the driven shaft(s) (15, 16) with different ratios, a controllable lock-up clutch (CL) connecting said driveshafts (13, 14) with each other, a rotating electric machine (17), connected to a battery (19) via a control system (18), an output shaft (28), coaxial to said driveshafts (13, 14), constantly meshing with the driven shaft (15) via gearing and being directly engageable to at least one of the driveshafts (13, 14) via the clutches (C1, C4), a planetary gearset (20) with three links (21, 22, 23), first (21) of said links being connected to the first driveshaft (13) and the input shaft (11), second link (22) being connected to the second driveshaft (14), third link (23) being kinematically connected to the rotor (17a) of said electric machine (17). The axis (30) of the rotor (17a) of the electric machine (17) is arranged spaced apart from the axis (31) of said driveshafts (13, 14), wherein the third link (23) is kinematically connected to the rotor (17a) of said electric machine (17) by a drivetrain (32), and the speed ratio between the second link (22) and the third link (23) is negative for stopped first link (21).",
  "title": "Multi-speed transmission and method for operating a multi-speed transmission"
}