Global Patent Index - EP 1026401 B1

EP 1026401 B1 2003-06-11 - Hydrostatic pump

Title (en)

Hydrostatic pump

Title (de)

Hydrostatische Pumpe

Title (fr)

Pompe hydrostatique


EP 1026401 B1 (DE)


EP 00101946 A


DE 19904339 A

Abstract (en)

[origin: EP1026401A2] The side plate(16) of the pump is loaded by a disc spring(30) in the direction of the displacement chamber, and the pump casing(2) is sealed on the end face side. The displacement component is a vane wheel. A rotor(6) is torsionally fixed on the shaft(4) and supports radially movable vanes(8), the end sections of which lie closely upon the inner circumference of a thrust ring(10) mounted in the pump casing. The side plate is preloaded against the thrust ring and cell wheel by the disc spring.

IPC 1-7 (main, further and additional classification)

F04C 2/344; F04C 15/00

IPC 8 full level (invention and additional information)

F04C 2/344 (2006.01); F04C 15/00 (2006.01)

CPC (invention and additional information)

F04C 15/0023 (2013.01); F01C 21/108 (2013.01); F04C 2/3442 (2013.01)

Designated contracting state (EPC)


DOCDB simple family

EP 1026401 A2 20000809; EP 1026401 A3 20010926; EP 1026401 B1 20030611; DE 19904339 A1 20000810