Global Patent Index - EP 3684556 A1

EP 3684556 A1 20200729 - MACHINE TOOL DEVICE

Title (en)

MACHINE TOOL DEVICE

Title (de)

WERKZEUGMASCHINENVORRICHTUNG

Title (fr)

DISPOSITIF DE MACHINE-OUTIL

Publication

EP 3684556 A1 20200729 (DE)

Application

EP 18770014 A 20180914

Priority

  • DE 102017216698 A 20170921
  • EP 2018074940 W 20180914

Abstract (en)

[origin: WO2019057637A1] The invention relates to a machine tool device (12) for a machine tool (10), in particular a portable machine tool (10), having at least one coupling unit (18) for coupling a machining tool (14) and at least one drive unit (16) for driving the coupling unit (18). According to the invention, the machine tool device (12) comprises a recuperation unit (24) which provides in at least one deactivated state of the drive unit (16) electrical energy for supplying at least one functional unit (36) from a kinetic energy of at least the coupling unit (18).

IPC 8 full level

B25F 5/00 (2006.01); H02P 3/18 (2006.01)

CPC (source: EP US)

B25F 5/001 (2013.01 - EP); B25F 5/02 (2013.01 - US); H02P 3/06 (2013.01 - US); H02P 3/12 (2013.01 - EP); H02P 25/14 (2013.01 - EP); H02P 25/14 (2013.01 - US); Y02P 70/10 (2015.11 - EP)

Citation (search report)

See references of WO 2019057637A1

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

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

DE 102017216698 A1 20190321; CN 111372732 A 20200703; CN 111372732 B 20230908; EP 3684556 A1 20200729; US 11607792 B2 20230321; US 2020331139 A1 20201022; WO 2019057637 A1 20190328

DOCDB simple family (application)

DE 102017216698 A 20170921; CN 201880075319 A 20180914; EP 18770014 A 20180914; EP 2018074940 W 20180914; US 201816649922 A 20180914