Grinder closure for a container

Details Grinder closure for a container Grinder closure for a container

1989-10-19

1990-10-02

Rosenbaum, Mark

Solid material comminution or disintegration

Apparatus

Hand support comminutor

A47J 4204

Patent

active

049602462

ABSTRACT:
A grinder closure for attachment to the upper end of a container, the closure including a tubular base to which an annular outer grinding member with a grinding surface is coaxially secured, an inner grinding member with a grinding surface and being configured to axially rotate within an area defined by the outer grinding member, a shell member to which the inner grinding member is coaxially secured, the shell configured for axial journalled rotation relative to the base, and a retainer device for holding the shell against the base.

REFERENCES:
patent: 3371874 (1968-03-01), Reeves et al.

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