De Poelen or De Puollen is a smock mill in

Dronryp Dronryp () is a village in the Dutch municipality of Waadhoeke. On 1 January 2017, it had 3,281 inhabitants. History and architecture Before 2018, the village was part of the Menameradiel municipality. A few centuries BC, a settlement developed ...

Friesland Friesland ( ; ; official ), historically and traditionally known as Frisia (), named after the Frisians, is a Provinces of the Netherlands, province of the Netherlands located in the country's northern part. It is situated west of Groningen (p ...

Netherlands , Terminology of the Low Countries, informally Holland, is a country in Northwestern Europe, with Caribbean Netherlands, overseas territories in the Caribbean. It is the largest of the four constituent countries of the Kingdom of the Nether ...

, which was built in 1850. The mill is listed as a

Rijksmonument A (, ) is a national heritage site of the Netherlands, listed by the agency Rijksdienst voor het Cultureel Erfgoed (RCE) acting for the Dutch Ministry of Education, Culture and Science. At the end of February 2015, the Netherlands had 61,822 l ...

, number 28612. (Click on "Technische gegevens" to view.) It is located in the

hamlet ''The Tragedy of Hamlet, Prince of Denmark'', often shortened to ''Hamlet'' (), is a Shakespearean tragedy, tragedy written by William Shakespeare sometime between 1599 and 1601. It is Shakespeare's longest play. Set in Denmark, the play (the ...

of the same name, De Puollen.

History

''De Poelen'' was built in 1850 to drain the Oosterpolder. (Click on "Geschiedenis" to view.) During its working life, the mill was fitted with Patent sails which had Dekkerised leading edges. The mill was restored in 1984–85, after years out of use and in decline. ''De Poelen'' was officially reopened on 27 April 1985. The mill now only pumps water in a circuit for demonstration purposes.

Description

''De Poelen'' is a three-storey smock mill on a single-storey base. There is no stage, the sail reaching almost to the ground. The smock and cap

thatch Thatching is the craft of building a roof with dry vegetation such as straw, Phragmites, water reed, Cyperaceae, sedge (''Cladium mariscus''), Juncus, rushes, Calluna, heather, or palm branches, layering the vegetation so as to shed water away fr ...

ed. The mill is winded by tailpole and winch. The sails are Common sails. They have a span of . The sails are carried on a cast-iron ''windshaft'', which is bored through to take the striking rod for Patent sails. The ''windshaft'' also carries the ''brake wheel'' which has 58 cogs. This drives the ''wallower'' (35 cogs) at the top of the ''upright shaft''. At the bottom of the ''upright shaft'', the ''crown wheel'', which has 53 cogs drives a gearwheel with 38 cogs on the axle of the Archimedes' screw. The axle of the screw is diameter and the screw is diameter and long. The screw is inclined at 20°. Each revolution of the screw lifts of water.

Public access

''De Poelen'' is open to the public by appointment. (Click on "Informatie" to view.)

References

{{DEFAULTSORT:Poelen Windmills in Friesland Windmills completed in 1850 Smock mills in the Netherlands Windpumps in the Netherlands Rijksmonuments in Friesland Octagonal buildings in the Netherlands Waadhoeke