AUTOMOTIVE GEARBOX Russian patent published in 2012 - IPC F16H3/44 F16H59/14 

FIELD: transport.

SUBSTANCE: gearbox comprises cylindrical skew planetary reduction gear, multidisc friction coupling, centrifugal weights on coupling casing, and sun gear state ACS. Crown gear of cylindrical skew planetary reduction gear is fitted on drive shaft splines, sun gear moves unlimited while pinion frame with planet gears and their axles are rigidly fixed on driven shaft. Drive discs of aforesaid multidisc friction coupling is splined with crown gear while drive discs of said coupling are engaged via coupling right side with pinion frame. Centrifugal discs may move apart to contract, via working springs, aforesaid discs. Aforesaid sun gear state ACS comprises minor brake made up of pulley rigidly fitted on sun gear hub and having its braking belt coupled via tie-rids, bell cranks and spring, with crown gear and driver's control lever.

EFFECT: higher efficiency and reliability.

1 dwg