Patent ID: 6643939
Filing Date: 2003-11-11
Classification: B27B

Abstract:
A chain saw comprising:a main body; a prime mover arranged within said main body and having a driveshaft extending in a lateral direction of said chain saw; a saw chain extending from said main body in a forward direction of said chain saw; a frame member; a grip handle mounted on said frame member; and at least two vibration-isolating devices each interposed between said main body and said frame member to support said main body on said frame member, two of said vibration-isolating devices are disposed at a space from each other in said forward direction, each of said two vibration-isolating devices including a pair of first and second vibration-isolating members, each of said first and second vibration-isolating members have a different frequency range in which a vibration-isolating effect is provided, said pair of first and second vibration-isolating members being disposed in series with and spaced apart from each other in an axial direction of said driveshaft of said prime mover, and said two vibration-isolating devices are positioned such that said respective first vibration-isolating members are in a first diagonal relationship with one another and said respective second vibration-isolating members are in a second diagonal relationship with one another.