Flat/round paint brush, has stressing unit arranged on end of ferrule opposite to handle and in front of wedge, where unit stresses bristle pack in direction of outbound convergence of handle for filling opening formed by wedge within pack

摘要

The brush has a ferrule (30) for maintaining a bristle pack (20) on an end of a handle (60), and a wedge (50) placed within the bristle pack inside the ferrule. A stressing unit (100) is arranged on an end of the ferrule opposite to the handle and in front of the wedge. The unit stresses the bristle pack in the direction of outbound convergence of the handle for filling an opening (10) formed by the wedge within the bristle pack. The unit has a bevel (102) extended axially over a length of 1-5 millimeters.