AIRCRAFT TOWING DEVICE Russian patent published in 1999 - IPC

FIELD: aircraft ground servicing. SUBSTANCE: towing device includes towing tractor with carrier articulated in rear portion of frame; this carrier has fork-shaped catch engageable with nose undercarriage leg. Carrier is secured in rear portion of towing tractor frame by means of Hooke's joint. Hydraulic power cylinder mounted at the bottom between fork of catch and stop on tractor is driven by hydraulic pump installed on tractor. Power cylinder is secured to tractor by means of Hooke's joint. EFFECT: possibility of performing adjustable final loading of drive wheels of tractor; increased tractive effort with bearing surface at initial period of motion and at towing aircraft on airfield pavement at low traction coefficient. 2 dwg