| 摘要 |
FIELD: equipment for saw chains. ^ SUBSTANCE: device comprises control handle mounted for rotation and connected with a manual tool, e.g., with a chain saw, back handle with the throttle regulator and hollow in the handle arranged below the handle so that the control handle is actuated by operator's hand or arm when the inclination of the saw with respect to the operator's forearm changes. As a result, the control handle brakes the chain through a transmitting gearing. The axle of the control handle is connected with the front or bottom side of the hollow in the handle. ^ EFFECT: enhanced safety. ^ 7 cl, 5 dwg |
