Category:Waddle fans
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large centrifugal fans, used to ventilate coal mines | |||||
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Centrifugal fans, used to ventilate coal mines. They were distinguished by their extremely large size and by the fan having an integral shroud and so being able to be mounted in the open air. They were built by the Waddle Engineering and Fan Company Limited, in Llanelli, Carmarthenshire.
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Cette catégorie comprend 6 fichiers, dont les 6 ci-dessous.
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London Pneumatic Despatch Co - Section of disc in the engine-house.jpg 2 852 × 1 680 ; 2,79 Mio
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The illustrated London news (1861) (14776879951).jpg 2 000 × 2 844 ; 1,41 Mio
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Waddle fan, National Garden Festival, Ebbw Vale - geograph.org.uk - 926592.jpg 427 × 640 ; 101 kio
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