US 12,296,424 B2
Control system for normally-on power tool
Koon For Chung, Kwai Chung (CN); and Yan Jia Wang, Kwai Chung (CN)
Assigned to TECHTRONIC CORDLESS GP, Anderson, SC (US)
Filed by TECHTRONIC CORDLESS GP, Anderson, SC (US)
Filed on Feb. 24, 2022, as Appl. No. 17/679,186.
Claims priority of application No. 202110233320.1 (CN), filed on Mar. 3, 2021.
Prior Publication US 2023/0264313 A1, Aug. 24, 2023
Int. Cl. B23Q 15/20 (2006.01); A01G 3/00 (2006.01); B02C 25/00 (2006.01); B27L 11/02 (2006.01)
CPC B23Q 15/20 (2013.01) [A01G 3/002 (2013.01); B02C 25/00 (2013.01); B27L 11/02 (2013.01)] 15 Claims
OG exemplary drawing
 
1. Control system for a normally-on power tool, the power tool comprising a tool head and a power device for providing the tool head with power, wherein the control system comprises:
an acquisition circuit configured to be in electrical communication with the power device and used to acquire at least one parameter associated with the power device; and
a control circuit configured to put the power device in a working mode with a first output power or a standby mode with a second output power according to the at least one parameter,
wherein the acquisition circuit is configured to continuously acquire the at least one parameter of the power device in the working mode, and intermittently acquire the at least one parameter of the power device in the standby mode.