ommer show Moscow
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WO Commer chassis with special Dodies for the transport of animal feedtuffs in bulk are featured at the Intermai Agricultural Machinery and Equip Exhibition in Moscow which opened 'lay 16 and ends on May 29.
ne of the exhibits is a 14 ft. 6 in. wheel 6 x 4 chassis having a third-axle conion by Universal Power Drives Ltd., ig it a g.v.w. rating of 18 tons, whilst Dther is a Maxiload 16-ton gross four!ler. The 6 x 4 has a twin-compartment, imajector pneumatic discharge body by Bonallack and Sons Ltd., with tat capacity of 795 Cu. ft. The body is tructed of aluminium alloy throughand the front compartment has a capaof 530 Cu. ft. As well as pressure disge the rear compartment can be .ied by gravity through tipping the Perkins 6.354 diesel engine is used in 3ix-wheeler as against a Rootes 135 . two-stroke diesel in the Maxiload. chassis have six-speed overdrive
• essential part of any air system is the iafety valve, and the very fact that such e has little work to do on the modern eis often the main reason for its t. The fact that the governor and ler valves successfully handle pressure es within their own predetermined can mean that the pressure needed to ; safety valve from its seating is never
in normal operating conditions. 'ore, if there is trouble at the safety it can arise from a lack of use rather rear.
safety valve is designed to -blow offssures between 130 and 150 lb., and ention is to safeguard the system in the Df trouble in the governor or unloader Ales. Although it is a rare event to hear 'ety valve blow, it should be borne in hat a very lethal force is being stored vehicle reservoir,
as been known for the safety valve to gearboxes and power-assisted steering.
A dual-purpose body by DunnSpencer Bulkflo Ltd. is featured on the Maxiload and the capacity is 600 Cu. ft. Loading is through a full-width aperture on the top of the body and discharge by a rotary valve assisted by hydraulically-operated vibrating hoppers. When desired, unloading can be achieved by end tipping and, alternatively, the body can be used to carry commodities in sacks.