Back to results
US 7,604,192 B2Granted
Grinding apparatus for a condiment grinder
AssigneeSamson Bright Industrial Company Limited
InventorYu Wing Tang
Life of this patent
Estimating the term…
Abstract
A light weight, low cost grinder assembly for a pepper grinder includes male and female rotary grinding members spaced to create between them a gap which determines the size of the ground pepper. Each of the male and female members is a composite of a polymer part and a corrugated steel grinding member which is advantageously produced by pressing.
Claims9
Condiment grinding apparatus comprising:
- a female grinding element,
- a first aperture extending through the female grinding element, the first aperture defining an inner surface of the female grinding element,
- wherein the female grinding element is corrugated to provide first corrugated surface portions in the inner surface of the female grinding element, and second corrugated surface portions on an outer surface of the female grinding element;
- and
- a male grinding element,
- a second aperture extending through the male grinding element,
- wherein the male grinding element is corrugated to provide third corrugated surface portions in an outer surface of the male grinding element, and fourth corrugated surface portions on an inner surface of the male grinding element,
- a polymeric core in the male grinding element in contact with the inner surface of the male grinding element,
- a third aperture extending through the core, the second and third apertures being aligned for receiving a grinding shaft, whereby
- the inner surface of the female grinding element and the outer surface of the male grinding element form a cavity for grinding condiment between the first and third corrugated surface portions upon relative rotation between the shaft and the female grinding element.
7 more elements
Dependencies are inferred from the claim text.