CPC B27B 17/14 (2013.01) [B27B 17/02 (2013.01); B27B 17/08 (2013.01)] | 18 Claims |
1. A chain saw comprising:
a housing;
a saw chain;
a chain drive sprocket;
a guide bar defining a guide groove and a longitudinal axis;
said saw chain being configured to be guided in said guide groove;
a drive motor configured to drive said saw chain in a revolving manner via said chain drive sprocket;
said guide bar having a longitudinal plane defined by said guide groove;
a tensioning device;
a releasable fastening arrangement configured to hold said guide bar on said housing;
said guide bar being displaceable via said tensioning device in relation to said housing in a direction of the longitudinal axis of said guide bar when said releasable fastening arrangement is released;
a chain lifting device configured separately from said tensioning device;
said chain lifting device, when in a deflected position, being configured to deflect said saw chain when said tensioning device tensions said saw chain;
said chain lifting device, when in an operating position, being configured to relax said saw chain when said guide bar is fixed; and
said chain lifting device including a deflection element configured to act on said saw chain.
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