US 12,304,050 B2
Device for supplying a power tool with electrical energy, as well as the use of a load resistor for absorbing and/or converting electrical energy, system and operating method
Michael Lacher, Schwabmuenchen (DE); and Stefan Ringler, Schwabmuehlhausen (DE)
Assigned to Hilti Aktiengesellschaft, Schaan (LI)
Appl. No. 18/277,088
Filed by Hilti Aktiengesellschaft, Schaan (LI)
PCT Filed Nov. 24, 2021, PCT No. PCT/EP2021/082782
§ 371(c)(1), (2) Date Aug. 14, 2023,
PCT Pub. No. WO2022/179722, PCT Pub. Date Sep. 1, 2022.
Claims priority of application No. 21159606 (EP), filed on Feb. 26, 2021.
Prior Publication US 2024/0123591 A1, Apr. 18, 2024
Int. Cl. B25F 5/00 (2006.01); H02J 7/00 (2006.01)
CPC B25F 5/00 (2013.01) [H02J 7/00308 (2020.01)] 9 Claims
OG exemplary drawing
 
1. A device for supplying a power tool with electrical energy, the device comprising:
a load resistor, the load resistor being set up to absorb braking energy released during a braking process of the power tool
wherein voltage limits are implemented as hysteresis.