EP 2181811 A1 20100505 - Air introduction devices for electric power tools
Title (en)
Air introduction devices for electric power tools
Title (de)
Luftzuführungsvorrichtungen für Elektrowerkzeuge
Title (fr)
Dispositifs d'introduction d'air pour outils électriques
Publication
Application
Priority
JP 2008280005 A 20081030
Abstract (en)
The present invention includes an air introduction device having at least one window (30; 40; 50; 60) for introducing air into a motor housing (10a) of a power tool (I). The at least one window (30; 40; 50; 60) includes a first air path (31; 51), a second air path (32; 61) and a third air path (33; 41) provided between the first air path (31; 51) and the second air path (32; 61). At least two of the first to third air paths (31, 32, 41; 51, 32, 33; 31, 61, 33) have bent path portions.
IPC 8 full level
B25F 5/00 (2006.01)
CPC (source: EP)
B25F 5/008 (2013.01)
Citation (applicant)
- JP 2008280005 A 20081120 - OISHI SANGYO KK
- JP H07266260 A 19951017 - HITACHI KOKI KK
Citation (search report)
- [X] JP H1133934 A 19990209 - RYOBI LTD
- [X] GB 2383007 A 20030618 - BOSCH GMBH ROBERT [DE]
- [X] US 2008110333 A1 20080515 - ADAMS JOSEPH S [CA]
- [A] DE 19924552 A1 20001130 - HILTI AG [LI]
Designated contracting state (EPC)
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 SE SI SK SM TR
Designated extension state (EPC)
AL BA RS
DOCDB simple family (publication)
EP 2181811 A1 20100505; EP 2181811 B1 20141210; CN 101722507 A 20100609; CN 101722507 B 20110615; JP 2010105130 A 20100513; JP 5253966 B2 20130731
DOCDB simple family (application)
EP 09013419 A 20091023; CN 200910162501 A 20090730; JP 2008280005 A 20081030