OUT-OF-LINE SIXTEEN-STEP GEAR BOX WITH DOUBLE COUPLING Russian patent published in 2010 - IPC F16H3/83 

FIELD: machine building.

SUBSTANCE: double coupling is installed in gear box. Part of driven disks of the coupling is arranged on a primary shaft of the gear box, while another part is arranged on a tubular shaft. Gears engaged with a gear block of a secondary shaft are fixed on these shafts. An additional shaft with three gears fixed on it is installed coaxially to the primary shaft. End gears of this shaft engage gears freely mounted on the secondary shaft; three-position shift collar is installed between them. Between neighbour pairs of gears there are installed two double shift collars, each consisting of two half-clutches interconnected with a shift fork.

EFFECT: expanded operational functionality of vehicle.

2 dwg