{HEAD ~ The delatching mechanism} is operative to displace and disable {TAIL ~ a latching hook} which produces the push push latching action, while also displacing latching bars for the other push buttons 
{ HEAD ~ The delatching mechanism } is operative to displace and disable { TAIL ~ a latching hook } which produces the push push latching action , while also displacing latching bars for the other push buttons
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL 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