EP 0141068 A3 19860514 - DOSING PUMP HAVING A PLUNGER
Title (en)
DOSING PUMP HAVING A PLUNGER
Publication
Application
Priority
DE 3329006 A 19830811
Abstract (en)
[origin: EP0141068A2] 1. Plunger piston metering pump (1) with a metering piston (2) constructed as plunger piston and with a conveying cylinder, preferably for the metering of an additive liquid into the injection point of a main liquid duct, in particular water duct, with an exchangeable insert part (11), which is subject to wear and which being constructed as pre-assembled unit comprises the metering piston (2) and piston-guiding elements, characterised thereby, that the insert part (11), which is subject to wear, includes the conveying cylinder with piston-centering unit (13) and upper piston-guiding part (16).
IPC 1-7
IPC 8 full level
F04B 13/00 (2006.01)
CPC (source: EP)
F04B 13/00 (2013.01)
Citation (search report)
- AT 363782 B 19810825 - LANG APPARATEBAU GMBH [DE]
- DE 1009029 B 19570523 - GRATZMULLER JEAN LOUIS
- EP 0073940 A2 19830316 - GRUENBECK JOSEF WASSERAUFB [DE]
- US 4242063 A 19801230 - PAREJA RAMON [US]
- US 3223040 A 19651214 - DINKELKAMP HENRY T
- US 2766701 A 19561016 - GIRAUDEAU ANTHONY E
- EP 0117969 A2 19840912 - LANG APPARATEBAU GMBH [DE]
Designated contracting state (EPC)
AT BE CH DE FR LI NL
DOCDB simple family (publication)
EP 0141068 A2 19850515; EP 0141068 A3 19860514; EP 0141068 B1 19891220; EP 0141068 B2 19940316; AT E48898 T1 19900115; DE 3329006 A1 19850228; DE 3329006 C2 19931209; DE 3480802 D1 19900125
DOCDB simple family (application)
EP 84109239 A 19840803; AT 84109239 T 19840803; DE 3329006 A 19830811; DE 3480802 T 19840803