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Pub. No.: WO/2016/062383 International Application No.: PCT/EP2015/002027
Publication Date: 28.04.2016 International Filing Date: 14.10.2015
IPC:
F16K 31/40 (2006.01)
F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16
ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
K
VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
31
Operating means; Releasing devices
12
actuated by fluid
36
in which fluid from the conduit is constantly supplied to the fluid motor
40
with electrically-actuated member in the discharge of the motor
Applicants: HYDAC FLUIDTECHNIK GMBH[DE/DE]; Justus-von-Liebig-Straße 66280 Sulzbach/Saar, DE
Inventors: SCHULZ, Frank; DE
BILL, Markus; DE
Agent: BARTELS UND PARTNER; Patentanwälte Lange Straße 51 70174 Stuttgart, DE
Priority Data:
10 2014 015 704.022.10.2014DE
Title (EN) PILOT-OPERATED DIRECTIONAL CONTROL VALVE
(FR) DISTRIBUTEUR À COMMANDE ASSISTÉE
(DE) VORGESTEUERTES WEGEVENTIL
Abstract:
(EN) The invention relates to a pilot-controlled directional control valve, in particular a directional poppet valve, comprising a valve housing (10), at least three fluid connection points (12, 14, 16) with a main control stage (18) and a pilot control stage, characterized in that a further fluid-controlling intermediate stage (22) is arranged between the main control stage (18) and the pilot control stage (20) and that the main control stage (18) comprises a longitudinally movable main control piston (24) and the pilot control stage a longitudinally movable pilot control piston (26).
(FR) Distributeur à commande assistée, en particulier distributeur à siège, qui comporte un boîtier (10) de distributeur présentant au moins trois sites (12, 14, 16) de raccordement fluidique, et un étage de commande principale (18) et un étage de commande assistée (20), caractérisé en ce qu'un étage intermédiaire (22) de commande de fluide supplémentaire est situé entre l'étage de commande principale (18) et l'étage de commande assistée (20), et en ce que l'étage de commande principale (18) comporte un piston de commande principale (24) mobile longitudinalement et l'étage de commande assistée (20) comporte un piston de commande assistée (26) mobile longitudinalement.
(DE) Ein vorgesteuertes Wegeventil, insbesondere Wegesitzventil, mit einem Ventilgehäuse (10), mit mindestens drei Fluidanschluss-Stellen (12, 14, 16) mit einer Hauptsteuerstufe (18) und einer Vorsteuerstufe (20), ist dadurch gekennzeichnet, dass zwischen der Hauptsteuerstufe (18) und der Vorsteuerstufe (20) eine weitere fluidsteuernde Zwischenstufe (22) angeordnet ist, und dass die Hauptsteuerstufe (18) einen längsverfahrbaren Hauptsteuerkolben (24) und die Vorsteuerstufe (20) einen längsverfahrbaren Vorsteuerkolben (26) aufweist.
front page image
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: German (DE)
Filing Language: German (DE)