EP 1925823 B1 20160817 - External gear machine
Title (en)
External gear machine
Title (de)
Umlaufverdrängermaschine
Title (fr)
Machine à engrenages externes
Publication
Application
Priority
EP 06024139 A 20061121
Abstract (en)
[origin: EP1925823A1] A hydraulic pump or motor has a housing (1) around a first pair of gear wheels (40) in a chamber (2) and consists of a first working gear wheel (3) and a second conveying gearwheel (4). The first and second gears intermesh (41). The chamber has a fluid inlet (42) to the intermesh zone opposite an outlet (43) to the working chamber (2) near the intermesh region. The working chamber accommodates a second fluid feed gearwheel (5) forming part of a second drive. The pump has a single drive cog and a single housing.
IPC 8 full level
F04C 2/14 (2006.01)
CPC (source: EP)
F04C 2/088 (2013.01); F04C 2/14 (2013.01); F04C 2/18 (2013.01); F04C 11/001 (2013.01); F04C 2240/70 (2013.01)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1925823 A1 20080528; EP 1925823 B1 20160817; WO 2008062023 A1 20080529
DOCDB simple family (application)
EP 06024139 A 20061121; EP 2007062657 W 20071121