{HEAD ~ a hydraulic device} receiving {TAIL ~ discharged oil} from said pump to assist a steering wheel by hydraulic power 
{ HEAD ~ a hydraulic device } receiving { TAIL ~ discharged oil } from said pump to assist a steering wheel by hydraulic power
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH