Post Mill, Urjala

A wind-powered corn mill in Finland.

See related images and documents.
See images only.

Parish Museum Mill. This very small mill was moved from Harittu Village.

It was timber-framed, horizontal boarded, and protected at the corners by vertical timbers. The size of the body is 9 ft. 2 in. long, 8 ft. wide and it had a total height of 24 ft. 2 in. The sub-structure is largely hidden by the petticoat, which is10 in. deep. The framing is pegged and there is no cross-bracing. The sub-structure is built up and is of clasp-arm design; the post is 10 in. diameter at the top; the crowntree is 17 in. wide by 11 1/2 in. deep. The tailpole is no less than 28 ft. long. The sails are equal-sided, double tapering, 5 ft. 4 in. wide at the tip, 15 ft. 3 in. long, rotate clockwise and are very slightly weathered. The driving side is fixed. On the leading side there is one removable board inside the leading edge held with wooden keys and staples. This board is 19 in. wide at the tip and 10 ft. 8 in. long. The sail stock is 6 in. square.

The windshaft is 10 in. square and chamfered. The headwheel is of clasp-arm construction with 48 cogs, 4 1/2 in. pitch, 3 1/4 in. deep; the lantern pinion has ten staves. The upright shaft is 5 in. octagonal and drives one pair of 3 ft. 2 in. sandstones in an octagonal casing. The bridgetree is wedged for adjustment.

Full details

Power source Wind
Mill type Post mill
Mill function Corn mill
Archive ID 11902
Location Urjala, Häme
Country Finland
Latitude/longitude 61.08915500, 23.47087000



  • TIMS Mills GPS Database Mill ID 3043
  • Wailes, Rex, & Auvo Hirsjärvi, "Finnish Mills Part IV: Post Mills", (Transactions of the Newcomen Society, 45, 1972-1973, pp.93-104)


Missing information? Click here to tell us about this mill.