Patent ID: 8813374

Claim:
A chain guard for a motor-driven chain saw having a sprocket wheel cover, the chain guard comprising: a casing having front and back ends; said casing having two parallel side walls and upper and lower walls connecting said side walls to each other; said casing being closed at said front end thereof and defining a funnel-shaped opening at said back end; a device integral with said casing for attaching said chain guard to a carrying arrangement; said side walls having respective depressions arranged forward of said back end; said depressions forming respective mutually adjacent inwardly directed projections conjointly defining a clamping section therebetween; said side walls having diverging wall sections arranged at said back end of said casing configured to conjointly form said funnel-shaped opening; said chain guard including a protrusion or hook formed integrally with one of said side walls of said casing and projecting into said funnel-shaped opening to engage the sprocket wheel cover of the motor-driven chain saw; said casing of said chain guard being made of plastic; and, said device and said protrusion or hook being made of the same plastic as said casing.