Patent ID: 9272438
Filing Date: 2016-03-01
CPC Classification: B27B

Claim Text:
1. A guide bar for a chain saw having a saw chain including drive members, the guide bar comprising: an elongated base body made of steel, defining a longitudinal axis and having first and second flat bar sides and two opposite lying peripheral edges defining a guide groove configured to accommodate the drive members of the saw chain therein; said base body having an elongated window formed therein between said two peripheral edges; an insert filling said window and being made of a fiber composite material including a plurality of fiber layers mutually bonded by resin; at least one of said plurality of fiber layers being configured as a central layer having fibers disposed at an angle to said longitudinal axis; at least two of said plurality of fiber layers being disposed on each side of said central layer as outer fiber layer units with the fibers of each of the fiber layers of each of said outer fiber layer units being aligned in a direction of said longitudinal axis; and, said insert further including first and second fabrics outwardly covering respective ones of said outer fiber layer units.