Patent Number: 6,332,477

Title: Piston-type accumulator for a hydraulic fluid to be supplied to a consumerin a hydraulic installation

Abstract: A piston accumulator can be used for hydraulically actuating the dischargeunit in non-automotive bulk commodity vehicles. The accumulator cylinderhas a tappet which can be axially displaced within the cylinder. When adefined load pressure is reached in the oil chamber of the cylinder, thetappet can be displaced by a piston to actuate a control valve. The valveserves as shut-off device for the loading fluid stream flowing to the oilchamber and is positioned as a detachable module on the exterior face ofcylinder cover in such a way that it can be actuated by the outer end ofthe tappet. The tappet is guided towards the outside by passing in asealed manner through the cylinder cover.

Inventors: Scholl; Josef (Tholey, DE), Baltes; Herbert (Losheim, DE)


International Classification: B61D 7/00 (20060101); B61D 7/28 (20060101); F15B 1/00 (20060101); F15B 1/027 (20060101); F15B 1/24 (20060101); F16L 055/04 ()

Expiration Date: 12/25/2014