Rud Ketten Rieger & Dietz Gmbh U. Co. Kg

Fomatec Oy

Kone Corporation

Merivaara Oy

Le Holding Ou

Marko Korhonen

Mikko Mattila

Ari Nurminen

Mika Belov

Mikko Piironen

Santtu Koskinen

Harri Huhtala

Jaakko Nevalainen

A track assembly for a terrain going vehicles having tires, the track assembly having at least two traction bars. The traction bars each having a body that is dimensioned to extend over the width of a tire and guide plates extending from the body so that they can be set to reach over the edge of the tire and to the sides of the tires and ears at each end of each traction bar, extending crosswise on relation to the length of the traction bar and on both sides of the body of the traction bar, the ears having each at least one hole. There is at least one link having a link body with a length and one connecting hole at each opposite end of the link body, and pins set to run through a pair of one hole of the link body and at least one hole of a ear of the traction bar in order to form a chain, wherein the pins are locked in relation to the holes of the ears so that rotation of the pins in the holes is prevented.

Track assemblies for terrain going vehicles and method for repairing the tracks

A guide bar for a chain saw comprising two opposite elongate surfaces and a slot formed between said opposite sides running along the periphery of the guide bar, in order to receive and retain the chain during cutting. At least one of the elongate surfaces is furrowed across its surface in the direction of the cutting movement of the guide bar. The invention also relates to an apparatus for operating the chain saw in a forestry machine.

Guide bars for chain saws

Growing community of inventors

Kuopio, Finland

Marko Korhonen