Sweden > 6210.01.11
© Leslie Garland Pictures
Photographer: | Leslie Garland | |||
Collection: | Sweden | |||
Filename: | 6210.01.11 |
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Upload Date: | 2005-07-26 15:59:42 | |||
Photo Size: | 6.6mb 4724x3691 pixels | |||
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Caption: | Gears in an old wooden wind powered limestone scrubbing millJordhamn Öland Sweden |
Keywords: | The wind turned sails turn the small vertically mounted gear wheel which engages with the pegs in the horizontally mounted wheel which turns the central post of the mill see picture LGPL 6210.01.03 to 6210.01.10 Arms project from the base of the central post and limestone sheets attached to the ends of these are dragged round over a polishing surface These mills emerged circa 1860 with design attributed to Olof Petter Nilsson 1825 to 1895 At the start of the 20 th century there were 30 mills of this type on Öland Mechanical polishing commenced in 1930s Swedish Oland island stone rock geology construction building raw material architecture architectural decoration cladding history historical by gone day industry industrial heritage archaeology windmill skeleton sails abrasion friction finishing alternative energy power pollution free alternative energy green environmental environment horizontal force into circular motion applied science engineering lgpl |