Patent ID: 7987741

Claim:
An auxiliary range transmission comprising a main group ( 7 ) having a main transmission shaft ( 10 ) and two main countershafts ( 4 a , 4 b ), which are capable of rotating in relation to two auxiliary countershafts ( 15 a , 15 b ), which form part of an auxiliary transmission group ( 12 ), said auxiliary range transmission including a gearshift element (S 3 ), which is arranged on the main transmission shaft ( 10 ) and which in a first position (v 3 ) rotationally engages a loose gear ( 13 ) of the main group ( 7 ) arranged on the main transmission shaft ( 10 ) and in a second position (h 3 ) rotationally engages a loose gear ( 14 ) of belonging to the auxiliary shift group ( 12 ) and being also arranged on the main transmission shaft ( 10 ) with the main transmission shaft ( 10 ).