#E02F9/2217

Construction Machine

It is an object of the present invention to provide a construction machine capable of efficiently driving a hydraulic cylinder by an accumulator. Thus, the construction machine includes a first contro…

DRIVE·Mar 16·2 min read

E02F9/2217 Hitachi Construction Machinery Co., Ltd.

Work device

The implement (4) has a working drive movable element (2), and one energy recovery cylinder (3) for recovering energy from the movement of movable element provided with a gas-filled chamber (1). The h…

DRIVE·May 23·1 min read

E02F9/2217 LIEBHERR HYDRAULIKBAGGER [DE]

Hydraulic control valve with regeneration function

The present invention A hydraulic control valve with a regeneration function, including a main body (103) formed of a supply fluid passage (106) to which pressurized fluid is supplied, at least one po…

DRIVE·Apr 19·2 min read

E02F9/2217 VOLVO CONSTR EQUIP HOLDING SE [SE]