US 12,076,793 B2
Tool part attachment assembly, tool part connector and tool assembly
Louis-Philippe Pineault, Chicoutimi (CA)
Assigned to 9359-0602 QUEBEC INC., Chicoutimi (CA)
Filed by 9359-0602 QUEBEC INC., Chicoutimi (CA)
Filed on Jan. 24, 2022, as Appl. No. 17/582,456.
Claims priority of provisional application 63/148,398, filed on Feb. 11, 2021.
Prior Publication US 2022/0250166 A1, Aug. 11, 2022
Int. Cl. B23B 31/16 (2006.01); B23B 45/00 (2006.01); B25H 3/00 (2006.01)
CPC B23B 31/16275 (2013.01) [B23B 45/003 (2013.01); B25H 3/003 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A tool part attachment assembly for a tool, the tool part attachment assembly comprising:
a tool part connector configured for selectively retaining a tool part, the tool part connector comprising:
a first part defining a connecting aperture configured to receive a portion of the tool part, the first part being rotationally fixed relative to the tool part when the tool part is received in the connecting aperture;
a second part rotationally connected to the first part, the first part being disposed inside the second part;
a bearing disposed radially between the first and second parts, the bearing comprising:
an inner race;
an outer race; and
a plurality of rolling elements disposed radially between the inner and outer races,
the second part having a housing portion defining a recess configured to receive the first part and the bearing therein; and
a retainer received in the recess and configured to retain the first part and the bearing within the recess; and
a line comprising:
a first end connected to the tool part connector; and
a second end,
in response to the tool part rotating, the first part rotating with the tool part relative to the second part.