The relatch assembly employs a trackway of articulated sections which are reciprocated vertically while a carriage is reciprocally driven along {HEAD ~ the trackway sections} to engage {TAIL ~ a carrier} on the descending elevator 
to engage
The relatch assembly employs a trackway of articulated sections which are reciprocated vertically while a carriage is reciprocally driven along { HEAD ~ the trackway sections } to engage { TAIL ~ a carrier } on the descending elevator
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH