The present invention provides a machine for automating the transferral and application of hot asphalt material to roof surfaces. The machine includes a number of reels attached to an outer shell contained on a cart. Each reel contains roughly five-hundred feet of hose and attaches to one of two types...http://www.google.es/patents/US5366308?utm_source=gb-gplus-sharePatente US5366308 - Hot asphalt transfer and application device
