Global Patent Index - EP 3231765 A1

EP 3231765 A1 2017-10-18 - INTEGRAL HYDRAULIC SYSTEM

Title (en)

INTEGRAL HYDRAULIC SYSTEM

Title (de)

INTEGRIERTES HYDRAULISCHES SYSTEM

Title (fr)

SYSTÈME HYDRAULIQUE INTÉGRÉ

Publication

EP 3231765 A1 (EN)

Application

EP 16199011 A

Priority

  • CN 201610239511 A
  • US 201615163315 A

Abstract (en)

An integral hydraulic system (22), which includes a valve board (24), a lift cylinder (18) and a reservoir (23) connected into one integral valve body (21), wherein the integral valve body (21) is further connected to an electric motor (3) and a hydraulic gear pump (19), so as to form a complete power unit that includes all the valves utilized in the different functions that control a hydraulic fluid circuit in lifting and lowering of a plunger rod (1) of the lift cylinder (18).

IPC 8 full level (invention and additional information)

B66F 9/22 (2006.01)

CPC (invention and additional information)

B66F 9/22 (2013.01)

Citation (applicant)

None

Citation (search report)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

EPO simple patent family

EP 3231765 A1 20171018

INPADOC legal status


2017-10-18 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

2017-10-18 [AV] REQUEST FOR VALIDATION OF THE EUROPEAN PATENT IN:

- Countries: MA MD

2017-10-18 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Countries: BA ME