{HEAD ~ The spring} 13 is supported at the bottom end of the cup shaped design and urges {TAIL ~ a closing part} 16 away from the valve seat 15 against a bearing region 17 arranged on latching means 18, 19 
urges
{ HEAD ~ The spring } 13 is supported at the bottom end of the cup shaped design and urges { TAIL ~ a closing part } 16 away from the valve seat 15 against a bearing region 17 arranged on latching means 18 , 19
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL 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