Title (en)

Axial piston pump

Title (de)

Axialkolbenpumpe

Title (fr)

Pompe à pistons axiaux

Publication

EP 1074734 A3 20011107 (DE)

Application

EP 00112276 A 20000608

Priority

DE 19936662 A 19990804

Abstract (en)

[origin: EP1074734A2] The pump has a drive plate (5) supported on an electric motor bearing ring (7) via roller bearings (6). A wobble plate (8) is supported on the drive plate via roller bearings (9). Pairs of spring-loaded pistons (10) are supported on the wobble plate. A cylinder part (11) is set in the pump housing (12) to clamp a valve plate between the housing and cylinder part. Connecting channels (14) in the valve plate for vacuum and pressure channels (15,16) with non-return valves (17,18).

IPC 1-7

F04B 1/14; F04B 1/18; F04B 17/03

IPC 8 full level

F04B 1/16 (2006.01); C08L 53/02 (2006.01); F04B 1/02 (2006.01); F04B 1/14 (2006.01); F04B 1/18 (2006.01); F04B 17/03 (2006.01); F04B 53/10 (2006.01); F04B 53/14 (2006.01); F04B 53/16 (2006.01)

CPC (source: EP)

F04B 1/145 (2013.01); F04B 1/148 (2013.01); F04B 1/18 (2013.01); F04B 17/03 (2013.01)

Citation (search report)

• [A] WO 8400403 A1 19840202 - SAUDER KARL
• [A] DE 4403139 A1 19950803 - SACHSENHYDRAULIK GMBH [DE]
• [A] US 5700135 A 19971223 - INOKUCHI IWANE [JP], et al
• [A] US 2138194 A 19381129 - PFAUSER EDWARD M
• [A] US 4789308 A 19881206 - TUCKEY CHARLES H [US]

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)

EP 1074734 A2 20010207; EP 1074734 A3 20011107; EP 1074734 B1 20040901; DE 19936662 A1 20010215; DE 50007597 D1 20041007; JP 2001065447 A 20010316; JP 4473426 B2 20100602

DOCDB simple family (application)

EP 00112276 A 20000608; DE 19936662 A 19990804; DE 50007597 T 20000608; JP 2000233242 A 20000801