ANORDNING VID KOMBINERAD BRENSLE- OCH OLJEPUMP

摘要

A combined fuel and oil pump 11 comprises a reciprocally movable member 39 for pumping fuel in response to member reciprocation, a reciprocally movable element 91 for pumping oil in response to element reciprocation, and a fluid pressure actuated motor 13 connected to the member 39 and to the element 91 and responsive to a source of alternating relatively high and low pressures for effecting reciprocation of the member 39 and the element at a frequency less than the frequency of the alternation of the relatively high and low pressures.