Patent ID: 6047732
Filing Date: 2000-04-11
Classification: F15B,F16K,Y10T

Abstract:
A directional control valve, which comprises:snap-locking means for retaining a slide of a directional control valve in at least one switching position, the snap-locking means including an engagement part having a snap-locking piston for biasing an engagement member into an engagement position by means of a detent spring, and including a kick-out arrangement having a kick-out spring and including a slide to which a control pressure is applicable for cancelling a locking engagement of the engagement member, the kick-out arrangement including setting means for adjusting said kick-out spring and by which a triggering force for the kick-out arrangement is presetable, andswitching means by which a system pressure counteracting the control pressure is communicable to the slide so that the slide, independently of the setting position of the setting means, remains in a position associated with the engagement position of the snap-locking piston.