Gear box device has concentric driving wheel that is rotatably connected with housing around major axis of transfer case, and is supported by double radial-thrust bearing

摘要

The gear box device (13) has transfer case (2), input wheels (4) and output wheels (5). The transfer case is rotatably placed in housing (3). A concentric driving wheel (6) is rotatably connected with housing around the major axis (7) of transfer case. A double radial-thrust bearing (8) is provided to support the concentric driving wheel.