a• CONTRACTOR shall insure that hydraulic hand jacks are supplied in lieu of hand wheels, where the operating forces at the hand wheel exceeds 100 inch-pounds. • 承包商保险水力手起重器被供应代替手轮子,控制力在手轮子超出100英寸-磅英寸磅。[translate]...
PURPOSE: To facilitate cooperative control of a plurality of hydraulic jacks by setting up a pressure regulating valve in a return side of each hydraulic jack, regulating an opening pressure of each pressure regulating valve, and uniformly generating a stroke of each hydraulic jack, in the case ...
The cylinder of jack(a) is connected to the cylinder of a second hydraulic jack(b), the piston of which is connected to a control cable fixed to the winch of the machine. When the control cable is raised, the cutter blades swivel inwards to grip and retain an earth sample which can ...
The cylinder of jack(a) is connected to the cylinder of a second hydraulic jack(b), the piston of which is connected to a control cable fixed to the winch of the machine. When the control cable is raised, the cutter blades swivel inwards to grip and retain an earth sample which can ...
PURPOSE: To facilitate cooperative control of a plurality of hydraulic jacks by setting up a pressure regulating valve in a return side of each hydraulic jack, regulating an opening pressure of each pressure regulating valve, and uniformly generating a stroke of each hydraulic jack, in the case ...
Transportable boat e.g. catamaran, has two wheel carrier arms received in cavities of hull and moved by hydraulic jacks, where longitudinal axis of each jack and longitudinal axis of each arm form specific angle, in navigation positionThe boat has two wheel carrier arms (2), each mounted ...