Device for an automatic return of a hydraulic double-acting cylinder.

摘要

So that the slide (7) is simple and economical to obtain, it takes the form of a cylindrical piston having a lateral wall, in which an annular groove (31) is made, whilst an L-shaped conduit (32) formed in its thickness opens out respectively onto a first transverse end wall (33) and onto the lateral wall in the vicinity of a second transverse end wall (34). <IMAGE>