PORTABLE ENGINE-DRIVEN TOOLS Russian patent published in 1995 - IPC

FIELD: timber industry. SUBSTANCE: portable engine-driven tool has active unit, passive unit and vibration protection system with vibration isolators. At least one vibration isolator is made of two coaxial parts in form of rod and solid resilient body. One of rod supports on active or passive unit is made in form of ball bearing. Rod is made for axial travel relative to this support. Owing to offered design of one of vibration isolators required reduction of vibration level is provided with preservation of linear characteristics of vibration isolator at relatively small overall dimensions of engine driven saw. EFFECT: reduced vibration. 2 cl, 7 dwg