Described herein is an electrically actuated control valve (1) comprising three mouths (2, 4, 6) and three operating positions (P1, P2, P3), in which the three mouths (2, 4, 6) comprise: - a first mouth (2) for inlet of a working fluid, and - a second mout...

In some hydraulically actuated fuel injectors (30), a pressure communication passage (42) extends from a pilot valve (38) to the underside of a spool valve (60) to control movement of the same. For the spool valve (60) to move, a substantial amount of flui...

An injection valve arrangement for connection with a common line of a fuel feeding system of a combustion engine comprising a valve body (1) and, housed within the valve body, a first needle valve (2a), a first piston arrangement functionally coupled there...