EP 2025476 B1 20101027 - Electric hand tool
Title (en)
Electric hand tool
Title (de)
Elektrohandwerkzeuggerät
Title (fr)
Outil électrique manuel
Publication
Application
Priority
DE 102007038555 A 20070816
Abstract (en)
[origin: EP2025476A1] The device (11) has an outer housing (12) in which a motor (16), drive (17), hammer mechanism (18) and control electronic system (19) are provided. A closed cycle cooling system (21) is provided for a coolant e.g. water, for cooling the motor, drive, hammer mechanism and control electronic system. A heat exchanger (26) is provided in the closed cycle cooling system for cooling the coolant, and is firmly connected with the device, where the heat exchanger is arranged at the outer housing. A pressure generating pump (31) is provided downstream to the closed cycle cooling system for the coolant.
IPC 8 full level
B25D 17/22 (2006.01); B23Q 11/12 (2006.01)
CPC (source: EP US)
B25D 17/22 (2013.01 - EP US)
Designated contracting state (EPC)
CH DE FR GB IT LI SE
DOCDB simple family (publication)
EP 2025476 A1 20090218; EP 2025476 B1 20101027; DE 102007038555 A1 20090219; DE 502008001626 D1 20101209; US 2009044961 A1 20090219
DOCDB simple family (application)
EP 08104549 A 20080626; DE 102007038555 A 20070816; DE 502008001626 T 20080626; US 22879808 A 20080815