US 12,290,819 B2
Grinder stemmer and related methodologies
Cullen Raichart, Las Vegas, NV (US)
Filed by Cullen Raichart, Las Vegas, NV (US)
Filed on Oct. 10, 2022, as Appl. No. 17/962,754.
Prior Publication US 2024/0116058 A1, Apr. 11, 2024
Int. Cl. B02C 18/14 (2006.01); B02C 18/22 (2006.01); B02C 23/16 (2006.01)
CPC B02C 18/144 (2013.01) [B02C 18/2291 (2013.01); B02C 2023/165 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A grinder assembly comprising:
a hopper;
a tubular grinding assembly with an inlet in communication with the hopper, said grinding assembly featuring blades with a pinch face and an open face, said blades also including an axel that is coupled to the drive of a motor for turning the blades within the tubular grinding assembly;
a perforated insert with perforations wherein a grind is provided through a perforation after a bud is pinched between the perforated insert and the pinch face;
a sifting frame that is provided under the perforated insert and tubular grinding assembly, where the sifting frame is defined by a perforated metal tray;
a base that includes a jack and a pivot point for the sifting frame and tubular grinding assembly, wherein the jack is configured to move the sifting frame and tubular grinding assembly into a pitched angle relative to a foot of the base.