1
Bruce R Koball, Richard James Mosher, John T Ricks, Tyler R Brooks: System and method for redirecting smoke effects in a model vehicle. Lionel L L C, O Melveny & Myers, March 12, 2013: US08393931 (1 worldwide citation)

A system and method is provided for selectively directing smoke in a model train or other model vehicle. In one embodiment, a directional fan is used to guide smoke to one of at least two output ports. When the fan is rotated in a first direction, air is drawn in through a first port and smoke is di ...


2
Bruce R Koball, Richard James Mosher, John T Ricks, Tyler R Brooks: System and method for redirecting smoke effects in a model vehicle. Lionel, O Melveny & Myers, IP&T Calendar Department LA 13 A7, December 23, 2010: US20100323578-A1

A system and method is provided for selectively directing smoke in a model train or other model vehicle. In one embodiment, a directional fan is used to guide smoke to one of at least two output ports. When the fan is rotated in a first direction, air is drawn in through a first port and smoke is di ...