Chain-saw chain

Details Chain-saw chain Chain-saw chain

B - Operations, Transporting

27

B

B27B 33/14 (2006.01)

Patent

CA 2702989

The invention relates to a chainsaw having chain links (1), such as chain links and connecting links, wherein the chain links (1) comprise rivet openings (2), in which pins (3) are disposed that form jointed connections between the chain links (1), and wherein at least one sealing means (4) is provided around each of the rivet openings (2) between the surfaces of the chain links (1) facing each other, and wherein the sealing means (4) is also directly connected on a chain link (1) and thus only one sealing surface is formed against the chain link positioned on the opposite side. The invention further relates to a method for the production of a chainsaw having the above mentioned chain links (1).

L'invention concerne une chaîne de tronçonneuse comportant des maillons (1) tels que des maillons de coupe et des maillons de connexion, les maillons (1) présentant des ouvertures de rivetage (2) dans lesquelles des boulons (3) sont disposés, les boulons formant une connexion articulée entre les maillons (1). Au moins un élément d'étanchéité (4) est prévu entre les surfaces de maillons (1) se faisant face, autour de chaque ouverture de rivetage (2). L'élément d'étanchéité (4) est connecté directement sur un maillon de manière à ne former qu'une surface d'étanchéité vers le maillon opposé. L'invention concerne également un procédé de fabrication d'une chaîne de tronçonneuse comportant les maillons (1) selon l'invention.

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