Longer air-sprung trailers for Schweppes
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ALONGSIDE Dyson Aeroride NewLoader semi-trailers which Schweppes bought ii 1964 at 26 ft. length and are now being extended to 34 ft.—as anticipated at th time of the original purchase—new 34 ft. models built to Schweppes' own specificatiol are now being taken into service. One is seen here with an Atkinson tractive unit.
The new semi-trailers have high-tensile steel main members, light alloy cross-bearer and a softwood floor, while the deep light alloy side rails are specially formed to provid a protected panel for Schweppes distinctive livery. The 4 ft. 6 in. braced headboari has a projecting sheet rack. Complete with standard Aeroride bogie, 15+ in. by 7 in cam brakes and Michelin 10.00-22.5 tubeless tyres the semi-trailer weighs only 4 ton 0.5 cwt.
Load-sensing brake equipment is now being tested and three types will be tried befor one is chosen for standardization. Since the pressure in the air springs is proportiona to the load carried, no new weight-gauging device is necessary when fitting load-sensin equipment, and a direct connection can be made to the metering valve via a mixing valvi