EP 2777890 B1 20160601 - Electric power tool
Title (en)
Electric power tool
Title (de)
Elektrisches Werkzeug
Title (fr)
Outil électrique
Publication
Application
Priority
JP 2013049627 A 20130312
Abstract (en)
[origin: EP2777890A1] An electric power tool that performs simple authentication when starting operation. An electric drill driver includes a driver main body (20) and a battery pack (30). The battery pack (30) is attached in a removable manner to the driver main body (20). The driver main body (20) includes a motor (40), a controller (50), and a memory (60). The memory (60) stores a battery authentication program and includes a battery authentication information holding unit (61). The battery pack (30) includes a battery identification information holding unit (37). When a user pulls a trigger switch on the driver main body (20), the controller (50) performs a battery identification information acquisition step, a battery authentication step, and a motor control step in accordance with a battery authentication program.
IPC 8 full level
B25F 5/00 (2006.01)
CPC (source: EP)
B25F 5/00 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 2777890 A1 20140917; EP 2777890 B1 20160601; CN 104044121 A 20140917; CN 104044121 B 20170412; JP 2014172151 A 20140922; JP 6074708 B2 20170208
DOCDB simple family (application)
EP 14158710 A 20140311; CN 201410088738 A 20140311; JP 2013049627 A 20130312