US 12,240,140 B2
Adjustable hold-down shoe assembly, planer mill trimmer having the assembly mounted thereon, and method of using the assembly to hold down lumber during end cutting by a planer mill trimmer
James L. Anderson, Florence, SC (US); Russell R. Kennedy, Hot Springs, AR (US); Douglas Monroe Tinsley, Hot Springs, AR (US); and Thomas Wayne Green, Hot Springs, AR (US)
Assigned to Timber Automation, LLC, Hot Springs, AR (US)
Filed by Timber Automation, LLC, Hot Springs, AR (US)
Filed on May 9, 2022, as Appl. No. 17/739,406.
Claims priority of provisional application 63/197,543, filed on Jun. 7, 2021.
Prior Publication US 2022/0388195 A1, Dec. 8, 2022
Int. Cl. B27B 25/06 (2006.01); B27B 5/04 (2006.01)
CPC B27B 25/06 (2013.01) [B27B 5/04 (2013.01)] 16 Claims
OG exemplary drawing
 
1. An adjustable hold-down shoe assembly comprising:
an assembly body;
a plurality of hold-down shoes movably mounted to the assembly body, each hold-down shoe is elongated and has an angled lumber surface configured to slide against lumber, and each hold-down shoe has a lumber bias surface configured to slide against the lumber and bias the lumber in a direction away from the lumber bias surface;
a bias device configured to bias the plurality of hold-down shoes in a direction away from the lumber bias surface;
a body mount; and
a lifting/lowering mechanism movably connecting the assembly body to the body mount and is configured to move the assembly body in relation to the body mount and in a first direction towards the lumber bias surface and in a second direction away from the lumber bias surface.