Ponsse Oyj

Tommi Liukkunen

Marko Halonen

Toni Auvinen

A pressure medium cylinder () for moving a toothed bar (), comprising a toothed bar () on at least one side of which is formed a toothing (). Inside the toothed bar (), a cavity () is formed, extending to at least one end () of the toothed bar. The pressure medium cylinder () further comprises a longitudinal structure (), the longitudinal structure () and the toothed bar () being adapted movably in relation to each other, and the longitudinal structure () is adapted at least partly inside said cavity (). The toothed bar () and longitudinal structure () are adapted in a sealed manner in relation to each other so that the toothed bar and the longitudinal structure are movable in relation to each other by the effect of a pressure medium.

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Vieremä, Finland

Tommi Liukkunen