The present invention relates to a retractable cover system for a truck trailer body and, in particular, to a retractable tarpaulin cover that may be operated by manipulation of a single winder pulley and endless cable arrangement to cover {HEAD ~ a trailer body} of {TAIL ~ a truck} 
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The present invention relates to a retractable cover system for a truck trailer body and , in particular , to a retractable tarpaulin cover that may be operated by manipulation of a single winder pulley and endless cable arrangement to cover { HEAD ~ a trailer body } of { TAIL ~ a truck }
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