Timberjack Oy

Hyyti&auml;inen Jouko

The present invention relates to a locking system for a rotating joint. In the device, the locking system (L) comprises a rigid locking means ( ) movable in the axial direction (X ), provided with a first cogging ( ) which can be moved for locking with the locking means ( ) in a contact with a second cogging ( ), to transmit the rotational movement, wherein said coggings ( ) are, for releasing the cogging, designed in such a way that a force effect releasing the locking is formed between them, and a third cogging ( ) which is, during the locking, in a contact with a fourth cogging, to transmit the rotational motion, as well as a sealing element ( ) for forming at least one closed hydraulic space ( ) with a varying volume between the locking means ( ) and the sealing element ( ), wherein the locking means ( ) is arranged to be moved for the locking and to be kept in the locking by the effect of a pressurized medium.

Growing community of inventors

Iampere, Finland

Hyytiäinen Jouko

Growing community of inventors

Iampere, Finland

Hyyti&auml;inen Jouko

Hyytiäinen Jouko