Method and apparatus for testing brushes

Details Method and apparatus for testing brushes Method and apparatus for testing brushes

1988-12-07

1990-02-27

Raevis, Robert R.

Measuring and testing

Testing of apparatus

G01N 1900

Patent

active

049035347

ABSTRACT:
A method and apparatus of testing brushes for: (a) determining the dye transfer characteristics of brushes having dyed bristles, and (b) determining the capacity of brushes for picking-up acceptable amounts of product and transferring the product to an application surface. The method and apparatus of the invention are particularly useful for testing cosmetic brushes.

REFERENCES:
patent: 2498265 (1950-02-01), Green
patent: 3100981 (1963-08-01), Engle et al.
patent: 3974678 (1976-08-01), Rooney et al.
patent: 4042997 (1977-08-01), McDowell et al.
patent: 4134935 (1979-01-01), Quiring et al.
Gardner, "Gardner Electrically Operated Straight-Line Washability Machine", Gardner Laboratory, Inc., Bethesda, Md., May 1947.
Gardner, "Washability Machine", Gardner Laboratory, Inc., Bethesda, Md., May 1941.

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