EP 0050192 B1 19840222 - DRILL HAMMER
Title (en)
DRILL HAMMER
Publication
Application
Priority
DE 3039669 A 19801021
Abstract (en)
[origin: US4446931A] A power driven hammer drill has a tool impacting mechanism, a wobble unit for reciprocating the tool striking mechanism and having a drum member which can be releasably coupled with an intermediate shaft driven by a motor, wherein a switching device is provided outside of a hammer drill housing and arranged so as to disengage a coupling element of the intermediate shaft out of a coupling element of the drum member of the wobble unit against the action of a spring.
IPC 1-7
IPC 8 full level
B23B 45/16 (2006.01); B25D 11/06 (2006.01); B25D 11/08 (2006.01); B25D 16/00 (2006.01); B25D 17/04 (2006.01); B25F 5/00 (2006.01)
CPC (source: EP US)
B25D 11/062 (2013.01 - EP US); B25D 16/006 (2013.01 - EP US)
Designated contracting state (EPC)
CH DE GB LI NL
DOCDB simple family (publication)
EP 0050192 A1 19820428; EP 0050192 B1 19840222; EP 0050192 B2 19891004; DE 3039669 A1 19820527; DE 3162371 D1 19840329; JP S57102779 A 19820625; JP S6351828 B2 19881017; US 4446931 A 19840508
DOCDB simple family (application)
EP 81105591 A 19810716; DE 3039669 A 19801021; DE 3162371 T 19810716; JP 16731081 A 19811021; US 30211281 A 19810914