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