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Blowing cold on engines

11th October 1980
Page 24
Page 24, 11th October 1980 — Blowing cold on engines
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THE FIRST of Airscrew Howden's new lightweight range of mixedflow engine-cooling fans has completed its development programme and is to go into production at the company's Weybridge factory.

Initially, the major applications for the new fans are expected to be in heavy off-highway equipment and specialist road-going vehicles.

Airscrew Howden claims that the fan's aerodynamic design enables it to handle the volume flow of a comparably sized axia fan while delivering the press. ure normally associated with E centrifugal blower.

This means that it is possible to have a smaller and quieter fan as well as more compact radiators.

The fans are the product of E long-term development pro• gramme backed by experiencE of similar mixed flow units ir military vehicles.

The military fans are of casi aluminium construction but, foi the new commercial units, Airs. crew Howden has adopted a de. sign fabricated from sheet aluminium and steel.

The first of the new mixed flow fans the 630mm (25in) o/d unit has already undergone tests in the 466kW (625bhp) Scammell Commander.

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Organisations: Scammell

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