If two cones are placed back to back the belt tends to rise to the ridge and stay there.
She ran hard, spotting Yully and Charles fighting back-to-back at the base of the obelisk.
The engines were mounted back-to-back in pairs, with the forward unit driving a tractor airscrew and the aft facing unit a pusher propeller.
I use two rake heads welded together back-to-back with thirty meters of polypropylene rope attached.
It is virtually back-to-back hotels with a narrow line of shingle to serve as a beach.