Patent 7866067 was granted and assigned to Liquid Combustion Technology Llc on January, 2011 by the United States Patent and Trademark Office.
A snow blower is provided that includes a muffler and a heater box that has a top wall. The heater box has a plurality of side walls that extend from the top wall. The top wall and side walls define an interior of the heater box. One of the side walls defines a muffler aperture for use in venting exhaust gases from the muffler. The muffler is at least partially located in the interior of the heater box so that the side walls of the heater box surround at least a portion of all of the sides of the muffler.