细节
An exhibition standard 2in scale model of the Burrell double crank compound two speed three shaft 'Gold Medal' tractor, engine No 3846, Registration No AD7782 'Pous-nouk-nouk' built by K C Beszant -- 19¾ x 27¼in (50 x 69cm)
With brazed copper boiler with fittings including water and pressure gauges, safety, blower, twin injector, whistle, clack, water lift, simpling and blowdown valves. Engine details include cylinder 3/4in and 1¼in bores x 1¼in stoke, footplate controlled draincocks and pipework, ratchet operated lubricator, valve spindle guides, bar type crosshead guides, finely detailed big ends with bolted wedges and straps, Stephenson's link reverse, belt driven Pickering governor, two road speeds mounted outside the horn plates and disc flywheel. Chassis details include spoked straked wheels with brass hup caps, worm and roller chain steering, working leaf springs, water lift and pipework, belly and tender water tanks with interconnecting pipe, footplate controlled damper, two injectors, whistle, flywheel brake, hand operated rear wheel brakes with wood brake blocks, working differential with locking mechanism and half length planked and framed canvas covered canopy mounted on metal supports. Further details include toolboxes, lamp irons, wick type lubricator pots to all bearings, winch drum, cable and fairleads and many other fine details. Finished in green, red, brown and black with yellow, red and white lining and polished brightwork with etched maker's name and registration plates, the canopy sideboards lettered: 'Charles Burrell & Sons Ltd, Thetford'. Reprint of Burrell catalogue, 1911
(See illustration)
With brazed copper boiler with fittings including water and pressure gauges, safety, blower, twin injector, whistle, clack, water lift, simpling and blowdown valves. Engine details include cylinder 3/4in and 1¼in bores x 1¼in stoke, footplate controlled draincocks and pipework, ratchet operated lubricator, valve spindle guides, bar type crosshead guides, finely detailed big ends with bolted wedges and straps, Stephenson's link reverse, belt driven Pickering governor, two road speeds mounted outside the horn plates and disc flywheel. Chassis details include spoked straked wheels with brass hup caps, worm and roller chain steering, working leaf springs, water lift and pipework, belly and tender water tanks with interconnecting pipe, footplate controlled damper, two injectors, whistle, flywheel brake, hand operated rear wheel brakes with wood brake blocks, working differential with locking mechanism and half length planked and framed canvas covered canopy mounted on metal supports. Further details include toolboxes, lamp irons, wick type lubricator pots to all bearings, winch drum, cable and fairleads and many other fine details. Finished in green, red, brown and black with yellow, red and white lining and polished brightwork with etched maker's name and registration plates, the canopy sideboards lettered: 'Charles Burrell & Sons Ltd, Thetford'. Reprint of Burrell catalogue, 1911
(See illustration)