B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
B65D 88/36 (2006.01) B60J 7/06 (2006.01) B60P 7/04 (2006.01)
Patent
CA 2376622
A retractable cover system for open top end containers, such as tractor trailers, is described. A tarp is wound on a drum and stored in a forward top end of the container. Opposed side seam portions of the tarp are secured to nylon pull cables and extend in guide channels secured adjacent top edges of opposed side walls of the container. The cables are secured together at a predetermined location and wound on a pulley whereby to pull the tarp from the drum in unison across the open top end. The drum is also secured to a pulley which is driven by a drive train assembly which also drives the cable pulley. The drive train assembly has a driven shaft and an idle shaft disposed in parallel and interconnected by a pair of sprockets which are secured on clutches.
Dumas Maurice
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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