Device for rounding the ends of plastic bristles

Details Device for rounding the ends of plastic bristles Device for rounding the ends of plastic bristles

1996-01-04

1997-08-05

Smith, James G.

Abrading

Rigid tool

300 17, 451716, 451552, B24B 3300

Patent

active

056536283

ABSTRACT:
A device for rounding the ends of plastic bristles on rotationally symmetrical circular brushes has a tool in the form of a rotationally symmetrical hollow body with an abrasive inner surface, which has an inner contour with an at least zonally smaller cross-section than the circular brush corresponding to the outer contour of the latter and between the circular brush and the tool there is a relative rotary movement and a reversible relative axial movement.

REFERENCES:
patent: 2141823 (1938-12-01), Postma
patent: 3188674 (1965-06-01), Hobbs
patent: 3233943 (1966-02-01), Peterson
patent: 3451173 (1969-06-01), Hazelton
patent: 4001982 (1977-01-01), Griffin et al.
patent: 4179856 (1979-12-01), Wheeler
patent: 4738055 (1988-04-01), Jackson et al.
patent: 4785586 (1988-11-01), Kratfel
patent: 4815507 (1989-03-01), O'Rourke

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