Powershift gearbox/transmission

摘要

PCT No. PCT/EP84/00219 Sec. 371 Date May 15, 1985 Sec. 102(e) Date May 15, 1985 PCT Filed Jul. 17, 1984 PCT Pub. No. WO85/01335 PCT Pub. Date Mar. 28, 1985.Powershift transmission especially for tractors, constructed in sections with a multispeed main transmission, a reversing transmission and a range-change transmission with synchronizing clutches, with two power branches having two additional friction clutches which are structurally connected to a double clutch arranged coaxially with the free gears of the main transmission and axial between these free gears.