The timer controlled valve 8, wherein {HEAD ~ said latching element} and leaf spring include aligned openings through which {TAIL ~ the operator} passes 
The timer controlled valve 8 , wherein { HEAD ~ said latching element } and leaf spring include aligned openings through which { TAIL ~ the operator } passes
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH