Patent ID: 6929201

Claim:
An adjustable spice grinder, comprising: a stationary outer grinding member comprised of a ring with a serrated internal surface; a rotatable inner grinding member with a serrated external surface positioned within said outer grinding member to form a tapered annular gap there between; a cap comprised of a face plate attached to an outer end of a cylinder positioned around said outer grind member and said inner grinding member, wherein said cap is rotationally locked to said inner grinding member; spice dispensing slots positioned on said face plate of said cap; an adjustment knob attached to an outer end of a shaft positioned through said cap and said inner grinding member, wherein an inner end of said shaft is axially secured to said inner grinding member; a spring biasing said inner grinding member toward an inner end of said shaft; a first spiral ramp connected to said knob and engaging a second spiral ramp connected to said cap; and wherein when said knob is rotated, said knob is moved axially to move said inner grinding member relative to said outer grinding member to adjust said gap for adjusting grind coarseness.