EP 1467118 B1 20051116 - Device for replenishing the chambers of a hydraulic actuating cylinder
Title (en)
Device for replenishing the chambers of a hydraulic actuating cylinder
Title (de)
Vorrichtung zum Wiederbefüllen der Kammern eines hydraulischen Zylinders
Title (fr)
Dispositif de réalimentation des chambres d'un vérin hydraulique
Publication
Application
Priority
FR 0304385 A 20030409
Abstract (en)
[origin: EP1467118A2] The device has a hollow valve seat (5) extending longitudinally between two end portions. The seat is connected to a pressurized fluid source (18). Each end portion of the seat is connected to a chamber of a hydraulic jack and adapted to receive valves (7a, 7b) that control a supply of hydraulic fluid to the chamber. A valve return spring (6) is placed in the seat. Ends of the spring are attached to the valves.
IPC 1-7
IPC 8 full level
F15B 21/047 (2019.01)
CPC (source: EP US)
F15B 21/047 (2013.01 - EP US); Y10T 137/2663 (2015.04 - EP US)
Designated contracting state (EPC)
DE ES FR GB IT
DOCDB simple family (publication)
EP 1467118 A2 20041013; EP 1467118 A3 20041103; EP 1467118 B1 20051116; DE 602004000184 D1 20051222; DE 602004000184 T2 20060629; ES 2248786 T3 20060316; FR 2853708 A1 20041015; FR 2853708 B1 20050527; US 2004255772 A1 20041223; US 7007588 B2 20060307
DOCDB simple family (application)
EP 04290911 A 20040406; DE 602004000184 T 20040406; ES 04290911 T 20040406; FR 0304385 A 20030409; US 82057204 A 20040407