Axle
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An axle or axletree is a central shaft for a rotating wheel or gear. On wheeled vehicles, the axle may be fixed to the wheels, rotating with them, or fixed to the vehicle, with the wheels rotating aro
Railroad car wheels affixed to a straight axle, limiting them to rotate in unison. This is called a wheelset.
A Denney axle
A 0 Series Shinkansen wheel used on Japanese high-speed bullet trains
Splines on a front drive axle
Transaxle
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A transaxle is a single mechanical device which combines the functions of an automobile's transmission, axle, and differential into one integrated assembly. It can be produced in both manual and autom
Axle
…axle-housing tubes attached. The diff may be attached to the vehicle frame or body, and/or be integrated with the transmission (or gearbox) in a combined transaxle unit. The axle (half-)shafts then transmit driving torque to the wheels, usually via constant-velocity joints. Like a full floating axle system, the…
Csonka transaxle from 1908
Drawing of the "Alfa Transaxle" layout, with gearbox mounted in block at the rear differential; also inboard brakes to reduce unsprung mass