The voltage regulator is included in {HEAD ~ a single, hermetically sealed housing} which has {TAIL ~ a metal base plate} forming one terminal of the voltage regulator; two insulated terminals project from the voltage regulator and are sealed, in insulated relation, through the housing, preferably the base plate 
The voltage regulator is included in { HEAD ~ a single , hermetically sealed housing } which has { TAIL ~ a metal base plate } forming one terminal of the voltage regulator ; two insulated terminals project from the voltage regulator and are sealed , in insulated relation , through the housing , preferably the base plate
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH