Lubricating device pertaining to saw bars

Lubricating device for chain saws having a saw bar and saw chain, in which the saw chain is held taut through the action of one or more hydraulic pistons upon an intermediate piece 12 which is joined to the saw bar and is slidable in relation to the motor unit of the chain saw and in which the lubri...

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Bibliographic Details
Main Author A LEINI
Format Patent
LanguageEnglish
Swedish
Published 20.07.1992
Subjects
COMPONENTS OR ACCESSORIES THEREFOR
NAILING OR STAPLING MACHINES IN GENERAL
PERFORMING OPERATIONS
SAWS FOR WOOD OR SIMILAR MATERIAL
TRANSPORTING
WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL
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Summary:Lubricating device for chain saws having a saw bar and saw chain, in which the saw chain is held taut through the action of one or more hydraulic pistons upon an intermediate piece 12 which is joined to the saw bar and is slidable in relation to the motor unit of the chain saw and in which the lubricant is transferred to the saw bar from a lubricant chamber 24 concentric with the hydraulic piston through a central inner duct 26 in the hydraulic piston to a duct 28 in the intermediate piece 12 having drain holes 29 corresponding to the lubricating holes of the saw bar.
Bibliography:Application Number: SE19910002156