Global Patent Index - EP 2655881 A1

EP 2655881 A1 20131030 - PISTON PUMP HAVING A CYLINDER BARREL

Title (en)

PISTON PUMP HAVING A CYLINDER BARREL

Title (de)

KOLBENPUMPE MIT EINER LAUFBUCHSE

Title (fr)

POMPE À PISTON POSSÉDANT UNE CHEMISE

Publication

EP 2655881 A1 20131030 (DE)

Application

EP 11773009 A 20111024

Priority

  • DE 102010064084 A 20101223
  • EP 2011068543 W 20111024

Abstract (en)

[origin: WO2012084300A1] In a piston pump (10) for delivering fluids, having a piston (16) which can be driven so as to perform a reciprocating stroke movement, having a cylinder barrel (26) in which the piston (16) is held in an axially displaceable manner, and having a displacement chamber (18) which is arranged in the cylinder barrel (26) between an inlet valve (40) and an outlet valve (72), wherein the outlet valve (72) is arranged on a cylinder barrel base (64), there is formed, on that side of the cylinder barrel base (64) which faces away from the displacement chamber (18), an annular projection (67) which surrounds an installation space (69) for the outlet valve (72).

IPC 8 full level

F04B 1/04 (2006.01); F04B 53/16 (2006.01); F04B 53/22 (2006.01)

CPC (source: EP US)

B60T 8/4031 (2013.01 - EP US); F04B 1/0421 (2013.01 - EP US); F04B 53/1002 (2013.01 - US); F04B 53/166 (2013.01 - EP US); F04B 53/168 (2013.01 - EP US); F04B 53/22 (2013.01 - EP US)

Citation (search report)

See references of WO 2012084300A1

Designated contracting state (EPC)

AL 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 RS SE SI SK SM TR

DOCDB simple family (publication)

WO 2012084300 A1 20120628; CN 103270299 A 20130828; DE 102010064084 A1 20120628; EP 2655881 A1 20131030; JP 2014503741 A 20140213; US 2014030128 A1 20140130

DOCDB simple family (application)

EP 2011068543 W 20111024; CN 201180061712 A 20111024; DE 102010064084 A 20101223; EP 11773009 A 20111024; JP 2013545124 A 20111024; US 201113995414 A 20111024