| http://www.w3.org/ns/prov#value | - ION OF THE DRAWINGSEmbodiments of the invention will now be explained in detail in the following with reference to the drawings, in which:FIG. 1 is a partial longitudinal section through a hydraulic pump unit in an oil reservoir,FIG. 2 is a top elevation of the pump unit in FIG. 1,FIG. 3 is a bottom elevation of the pump unit in FIG. 1,FIG. 4 is a bottom elevation of an embodiment comprising three
|
