US 12,255,499 B2
Power tool and electronic control device
Huaishu Wang, Nanjing (CN); Baoshan Li, Nanjing (CN); Junya Duan, Nanjing (CN); Jifeng Feng, Nanjing (CN); Yanfeng Fan, Nanjing (CN); Yuemei Min, Nanjing (CN); Peng Teng, Nanjing (CN); and Qingsong Yang, Nanjing (CN)
Assigned to Nanjing Chervon Industry Co., Ltd., Nanjing (CN)
Filed by Nanjing Chervon Industry Co., Ltd., Nanjing (CN)
Filed on May 13, 2022, as Appl. No. 17/744,146.
Application 17/744,146 is a continuation of application No. PCT/CN2020/077756, filed on Mar. 4, 2020.
Claims priority of application No. 201911394525.7 (CN), filed on Dec. 30, 2019.
Prior Publication US 2022/0271624 A1, Aug. 25, 2022
Int. Cl. H02K 11/00 (2016.01); B25F 5/00 (2006.01); H02K 7/14 (2006.01); H02K 9/00 (2006.01); H05K 7/14 (2006.01)
CPC H02K 11/0094 (2013.01) [B25F 5/008 (2013.01); H02K 7/145 (2013.01); H02K 9/00 (2013.01); H05K 7/1427 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A power tool, comprising:
a main body comprising a housing and a motor, a switch assembly, and an electronic control device which are mounted in the housing, wherein the electronic control device is electrically connected to the switch assembly and the motor, separately; and
a battery pack detachably coupled to the main body and having a connection state in which the battery pack is electrically conductive with the electronic control device and a separate state in which the battery pack is disconnected from the electronic control device;
wherein the electronic control device comprises:
an electronic control assembly comprising a power circuit board;
a mounting base provided with an opening; and
a connecting assembly for conductively connecting the battery pack to the electronic control assembly, connected to the mounting base via the opening, and mating with the mounting base to form a mounting space in which the electronic control assembly is mounted,
wherein the connecting assembly comprises a connection base and a conduction member disposed on the connection base, the connection base is pluggably connected to a baseplate via the opening, and the conduction member is configured to connect the electronic control device to the battery pack.