US 12,377,517 B2
Sander with angular adjustability
Calvin Chou, Taichung (TW); and Ming-Ta Chou, Taichung (TW)
Assigned to THE KINGCRAFT MACHINERY COMPANY LIMITED, Taichung (TW)
Filed by THE KINGCRAFT MACHINERY COMPANY LIMITED, Taichung (TW)
Filed on Jul. 6, 2022, as Appl. No. 17/858,807.
Prior Publication US 2024/0009800 A1, Jan. 11, 2024
Int. Cl. B24B 41/04 (2006.01); B24B 9/18 (2006.01)
CPC B24B 41/04 (2013.01) [B24B 9/18 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A sander with angular adjustability, comprising:
a main body;
a workbench, mounted on a top of the main body and having an opening communicated with an interior of the main body;
a grinding shaft, rotatably installed on the main body and exposed outside the workbench through the opening;
a driver, installed in the main body, and arranged in transmissive connection with the grinding shaft to drive the grinding shaft to rotate; and
an angle-adjusting device, arranged in connection with the driver and configured to be switched and operate between a locked position and a released position, whereby when the angle-adjusting device is in the released position, the grinding shaft has a grinding angle thereof adjustable with respect to the workbench, and when the angle-adjusting device is in the locked position, the angle-adjusting device it holds the grinding shaft at a grinding position.