Hollow brush bristle with radiating spokes

Brushing – scrubbing – and general cleaning – Implements – Brush or broom

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Details

428397, 428398, 151591, D02G 300, A46B 1500

Patent

active

057016291

ABSTRACT:
A polymer bristle (100) for a liquid-applying brush such as a paint brush includes in cross section a central bore (95), an annulus (96) and preferably three radiating spokes (97) with parallel sides and rounded tips. The bristle is tapered from a thick end (101) that is bundled into the ferrule of a brush toward a thin end (103). The bristle may be flagged by slits (130).

REFERENCES:
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patent: 3121040 (1964-02-01), Shaw et al.
patent: 3344457 (1967-10-01), Grobert
patent: 3605162 (1971-09-01), Long
patent: 3981948 (1976-09-01), Phillips
patent: 4307478 (1981-12-01), Ward et al.
patent: 4364996 (1982-12-01), Sugiyama
patent: 4559268 (1985-12-01), Nakashima et al.
patent: 4621022 (1986-11-01), Kohaut et al.
patent: 4956237 (1990-09-01), Samuelson
patent: 5322736 (1994-06-01), Boyle et al.

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