Global Patent Index - EP 1628020 A3

EP 1628020 A3 20080903 - Fluid circuit and industrial truck with fluid circuit

Title (en)

Fluid circuit and industrial truck with fluid circuit

Title (de)

Fluidschaltung und Flurförderzeug mit Fluidschaltung

Title (fr)

Circuit hydraulique et véhicule de manutention avec circuit hydraulique

Publication

EP 1628020 A3 20080903 (DE)

Application

EP 05017883 A 20050817

Priority

DE 102004039848 A 20040817

Abstract (en)

[origin: EP1628020A2] The hydraulic switch has a fluid return line (118a, 118c, 148) which is separated from the fluid input line (118a, 118b, 118c), at least in sectors. The switchable valve (132, 134), which is switchable between positions allowing or preventing the fluid return flow, is fitted in the sector of fluid return line which is separated from the fluid input line.

IPC 8 full level

F15B 21/04 (2006.01); B66F 9/22 (2006.01); F15B 11/044 (2006.01)

CPC (source: EP)

B66F 9/22 (2013.01); F15B 11/0445 (2013.01); F15B 21/041 (2013.01); F15B 2211/20538 (2013.01); F15B 2211/30505 (2013.01); F15B 2211/40515 (2013.01); F15B 2211/426 (2013.01); F15B 2211/455 (2013.01); F15B 2211/46 (2013.01); F15B 2211/473 (2013.01); F15B 2211/50518 (2013.01); F15B 2211/615 (2013.01); F15B 2211/6313 (2013.01); F15B 2211/7052 (2013.01); F15B 2211/7128 (2013.01)

Citation (search report)

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

Designated extension state (EPC)

AL BA HR MK YU

DOCDB simple family (publication)

EP 1628020 A2 20060222; EP 1628020 A3 20080903; DE 102004039848 A1 20060309; US 2006037470 A1 20060223; US 7441406 B2 20081028

DOCDB simple family (application)

EP 05017883 A 20050817; DE 102004039848 A 20040817; US 20506905 A 20050817