US 12,280,519 B2
Log-splitting machine
Thomas Philip Smith, Michigan City, IN (US); and Richard Martin Kessler, Peoria, AZ (US)
Filed by Twister Machinery, LLC, Michigan City, IN (US)
Filed on Aug. 18, 2022, as Appl. No. 17/820,774.
Claims priority of provisional application 63/234,589, filed on Aug. 18, 2021.
Prior Publication US 2023/0057237 A1, Feb. 23, 2023
Int. Cl. B27L 7/06 (2006.01)
CPC B27L 7/06 (2013.01) 18 Claims
OG exemplary drawing
 
1. A log splitter comprising:
a chassis having a support table configured to support a workpiece to be split;
a splitter screw having a generally conical shape, wherein the splitter screw is mounted to a screw shaft that is supported above the support table by the chassis, and wherein the screw shaft is rotatable about a screw axis; and
a drive assembly configured to rotate the screw shaft to impart rotational movement to the splitter screw; and
a fall restriction member disposed above at least a portion of the screw shaft;
wherein the drive assembly includes a motor coupled to the screw shaft via a constant velocity transmission; and
wherein the fall restriction member is configured to restrict a person from falling onto the splitter screw.