EP 1202840 B1 20030319 - DRILLING HAMMER OR IMPACT HAMMER
Title (en)
DRILLING HAMMER OR IMPACT HAMMER
Title (de)
BOHR- ODER SCHLAGHAMMER
Title (fr)
MARTEAU DE PERFORATION ET DE DEMOLITION
Publication
Application
Priority
- DE 0001549 W 20000516
- DE 19933972 A 19990720
Abstract (en)
[origin: DE19933972A1] According to the invention, the impact mechanism (12) can be brought into an impact position by an axial displacement of the guide tube (13) out of a no-load operating position, whereby a restoring spring (27) subjects the guide tube (13) to a restoring force in a direction toward the no-load operating position, and whereby at least one shock absorbing and/or spring element (30, 36, 37) is provided between the guide tube (13) and the housing (11).
IPC 1-7
IPC 8 full level
B25D 17/24 (2006.01); B23B 45/16 (2006.01); B25D 9/04 (2006.01); B25D 11/12 (2006.01)
CPC (source: EP US)
B25D 11/125 (2013.01 - EP US)
Designated contracting state (EPC)
CH DE GB LI
DOCDB simple family (publication)
DE 19933972 A1 20010125; CN 1247365 C 20060329; CN 1361726 A 20020731; DE 50001515 D1 20030424; EP 1202840 A1 20020508; EP 1202840 B1 20030319; JP 2003505257 A 20030212; US 6675908 B1 20040113; WO 0105558 A1 20010125
DOCDB simple family (application)
DE 19933972 A 19990720; CN 00810569 A 20000516; DE 0001549 W 20000516; DE 50001515 T 20000516; EP 00938558 A 20000516; JP 2001510628 A 20000516; US 4873802 A 20020502