Patent ID: 11969869
Assignee: nan
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. An offset drill adapter, comprising:
a main body having a middle portion, a proximal end, and a distal end;
an input shaft disposed on the proximal end of the main body;
an output shaft disposed on the distal end of the main body;
a plurality of bearing support fasteners disposed around the input shaft, the bearing support fasteners include a first roller and a first screw;
a plurality of roller support fasteners disposed on the middle portion of the main body;
a handle support shaft disposed near the proximal end of the main body, the handle support shaft is adjustable along a handle support location area;
a light switch disposed on the main body;
and a pair of batteries wired in parallel and then a series connection is made to the light switch and a light-emitting diode to provide activation to the light switch;
wherein the output shaft includes a quick-release chuck disposed on the distal end of the main body;
wherein the quick-release chuck is surrounded by a first set of ball bearings;
wherein an outer portion of the first set of ball bearings are bordered with a first metal ring welded to a first sprocket that drives a chain which connects to a second sprocket at the distal end of the main body;
wherein the first sprocket is connected to a second metal ring with the second metal ring surrounding a second set of ball bearings; and
wherein a set of 2 metal wear plates surrounding a bearing raceway on each side of the second sprocket for a total of 4 wear plates, 2 bearing raceways, the first set of ball bearings, and the second set of ball bearings.