Power Transmission

2013 Nissan-Datsun Juke SL, 4WDSECTION Power Transmission

"P" position

  • Traction force from input shaft is not transmitted to primary pulley because forward clutch and reverse brake are not engaged and run idle.
  • Torque from the wheels is not transmitted to secondary pulley because secondary pulley is mechanically fixed when parking pole that is linked with selector lever is engaged with parking gear that is integrated with secondary pulley.
    Fig 1: Mechanical System Diagram (P Position)
    G08706694Courtesy of NISSAN NORTH AMERICA, INC.
PLANETARY GEAR

Name Sun gear Planet carrier Internal gear
Condition Stop Idled Input
Direction of rotation - - Clockwise revolution

"R" position

  • Traction force from input shaft rotates sun gear in opposite direction of input shaft rotation because reverse brake is engaged and planetary gear is fixed.
  • Therefore primary pulley rotates in opposite direction of input shaft rotation and traction force output is in opposite direction rotation.
    Fig 2: Mechanical System Diagram (R Position)
    G08706695Courtesy of NISSAN NORTH AMERICA, INC.
PLANETARY GEAR

Name Sun gear Planet carrier Internal gear
Condition Output Fixed Input
Direction of rotation Counterclockwise revolution - Clockwise revolution

"N" position

  • Traction force from input shaft is not transmitted to primary pulley because forward clutch and reverse brake are not engaged and run idle.
  • Torque from wheel is not transmitted to input shaft because forward clutch and reverse brake are not engaged and planetary carrier runs idle.
    Fig 3: Mechanical System Diagram (N Position)
    G08706696Courtesy of NISSAN NORTH AMERICA, INC.
PLANETARY GEAR

Name Sun gear Planet carrier Internal gear
Condition Stop Idle Input
Direction of rotation - - Clockwise revolution

"D" position

  • Traction force from input shaft rotates sun gear via forward clutch in the same direction of input shaft because forward clutch is engaged.
  • Therefore primary pulley rotates in the same direction of input shaft rotation and traction force output is in the same direction rotation.
    Fig 4: Mechanical System Diagram (D Position)
    G08706697Courtesy of NISSAN NORTH AMERICA, INC.
PLANETARY GEAR

Name Sun gear Planet carrier Internal gear
Condition Input/output Idle Input
Direction of rotation Clockwise revolution - Clockwise revolution
RENDER: 1.0x

NO RELATED

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