Thus, {HEAD ~ the invention} periodically supplies hot water to {TAIL ~ the brewer} each time the button is actuated 
Thus , { HEAD ~ the invention } periodically supplies hot water to { TAIL ~ the brewer } each time the button is actuated
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH