Patent ID: 7686566
Filing Date: 2010-03-30
Classification: E06C

Abstract:
1. A method of moving materials to a roof surface comprising the steps of: a. providing a ladder, said ladder having rungs and a pair of parallel side rails; b. positioning said ladder against the edge of a roof; c. providing an anchor means on said roof surface; d. providing a carriage, said carriage having at least two axles and at least each of two pair of wheels; e. providing a winch means, said winch means having means for extending and retracting a length of cable; f. providing a length of cable attached to said winch; g. attaching said cable to said anchor means; h. removably attaching said winch means to said carriage; i. loading said carriage; j. retracting said length of cable whereby said carriage is rolled up said ladder on said axles and unto said roof surface on said wheels with said winch means; k. detaching said winch means from said carriage and attaching said winch means to said anchor means; l. detaching said cable from said anchor means and attaching said cable to said carriage; and m. extending said length of cable whereby said carriage is rolled off said roof surface on said wheels and onto and down said ladder on said axles.