US 11,865,662 B2
Blade sharpeners
Charles East, Muncie, IN (US); Rhett Thompson, Muncie, IN (US); and Michael Kersey, Noblesville, IN (US)
Assigned to American Lawn Mower Co., Indianapolis, IN (US)
Filed by American Lawn Mower Co., Indianapolis, IN (US)
Filed on Nov. 21, 2019, as Appl. No. 16/690,191.
Prior Publication US 2021/0154792 A1, May 27, 2021
Int. Cl. B24B 3/42 (2006.01); B24D 15/06 (2006.01); B24B 3/50 (2006.01); B24B 3/54 (2006.01); B24B 3/36 (2006.01)
CPC B24B 3/42 (2013.01) [B24B 3/365 (2013.01); B24B 3/50 (2013.01); B24B 3/54 (2013.01); B24D 15/06 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A blade sharpener for manual use comprising:
a main body configured as a handle, the main body comprising a base and multiple members extending from a first side of the base, wherein at least a first gap and a second gap are defined between the members, the first gap and second gap are separated by at least one member, and each member has a respective bore formed therethrough such that a longitudinal axis is defined through each respective bore;
a first sharpening device having a first end and opposed second end, wherein the first end is positioned in the first gap and defines a respective bore that aligns with the respective bore of each adjacent member,
the first sharpening device pivotally attached to at least two of the members through at least one shank extending along the longitudinal axis through each respective bore of the members and the bore of the first sharpening device so the second end pivots about the longitudinal axis,
the second end having a first channel extending through the second end in a direction parallel to the longitudinal axis and configured to receive a portion of a blade to be sharpened so that an entire length of the portion of the blade disposed within the first channel is disposed between opposed faces defining the first channel in the second end, and the second end having a slot defined in the second end carrying a sharpening bit, wherein the slot intersects the first channel and extends in a direction perpendicular to the longitudinal axis; and
a second sharpening device having a main end disposed in the second gap and pivotally attached to at least two of the members so a secondary end opposed to the main end pivots about the longitudinal axis,
the second sharpening device having a second channel extending through the secondary end for receiving a portion of the blade.