EP 1218640 B1 20030115 - HIGH PRESSURE CLEANING DEVICE
Title (en)
HIGH PRESSURE CLEANING DEVICE
Title (de)
HOCHDRUCKREINIGUNGSGERÄT
Title (fr)
APPAREIL DE NETTOYAGE A HAUTE PRESSION
Publication
Application
Priority
- DE 19948860 A 19991008
- EP 0009819 W 20001006
Abstract (en)
[origin: WO0127476A1] The invention relates to a high pressure cleaning device comprising a motor driving an internally toothed gearwheel pump for supply of a cleaning fluid, under high pressure, to an outlet device. Said internal tooth gear and/or an external tooth gear comprise a molybdenum containing chrome steel alloy which also contains a nitrogen component of 0.1 - 1 % and which increases the corrosion resistance and hardness of the toothed gearwheels.
IPC 1-7
IPC 8 full level
B08B 3/02 (2006.01); F04C 2/08 (2006.01); F04C 2/10 (2006.01); F04C 3/00 (2006.01); F04C 13/00 (2006.01)
CPC (source: EP)
B08B 3/026 (2013.01); F04C 2/084 (2013.01); F04C 2/102 (2013.01); F04C 13/00 (2013.01); B08B 2203/027 (2013.01)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 0127476 A1 20010419; AT E231219 T1 20030215; AU 7786200 A 20010423; CN 1215259 C 20050817; CN 1378621 A 20021106; DE 19948860 A1 20010412; DE 50001121 D1 20030220; DK 1218640 T3 20030224; EP 1218640 A1 20020703; EP 1218640 B1 20030115; ES 2189769 T3 20030716
DOCDB simple family (application)
EP 0009819 W 20001006; AT 00967843 T 20001006; AU 7786200 A 20001006; CN 00813912 A 20001006; DE 19948860 A 19991008; DE 50001121 T 20001006; DK 00967843 T 20001006; EP 00967843 A 20001006; ES 00967843 T 20001006