Patent ID: 6023807
Filing Date: 2000-02-15
Classification: B08B,B23G,B24D

Abstract:
A cleaning device for bolts or threads having a cleaning attachment comprising:a cylindrical brush carrier having a plurality of axial cuts therein;a plurality of brush bars having cross openings, wherein the brush bars axial extend through the axial cuts and are radially displaceable therein;a cylindrical coupling member having a cleaning axis and an inner surface formed with a plurality of pressing devices for radially displacing each of the brush bars inwardly through the axial cuts, wherein the cylindrical brush carrier is located coaxially inside the cylindrical coupling member; anda plurality of brush bar retracting devices for radially displacing each of the brush bars outwardly through the axial cuts, said brush bar retracting devices having finger-like springs which interact with the brush bars such that an inward motion of the brush bars caused by the pressing devices is constantly opposed by a radially outward spring force.