Atkinson.
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Atkinson and Co., Frenchwood Works, Preston.
Stand No. -44. TETE 6 ton wagon which will be shown by Atkinson and Go. will include all the most recent improvements introduced as the result of much research and careful design. The most important of these consists of the balanced uniftow engine and the powerful foot brake. The Atkinson is constructed to carry a 'maximum load of 6 tons up gradients of 1 in 8. The length overall is 20 ft., and the wheelbase 10 ft. 6 ins.
The frame is constructed of rolled steel channel substantially cross-braced by gussets and angle pieces. The boiler is of particular interest. It is the subject of patents, r.nd is made virtually in two pieces, the firebox with water tubes, and the outer shell in which screwed stay tubes have been eliminated. The boiler is citxmlar; and,is positioned vertically at the front of the vehicle. To clean it it is merely necessary to lift off the top portion, when all the tubes are exposed. It 19 fired.through a. shoot under the footplate, and a clinkering box is fitted at the front. Theksteam superheater consistsof solid drawn steel tube situated in the Smokcbrix.
Theengine has two double-acting cylinders, 6 ins, diameter by 10 ins. stroke, and at 8 m.p.h. its speed is 200 r.p.m.'.:,The steam and exhaust valves are hardened steel balls actuated by cants. They are always steam tight, and do not require grinding..