Appeal No. 97-2642 Page 10
Application No. 08/094,461
reservoir 50. Raymond teaches that only about three quarts of
oil is required in the reservoir 50 and that the reservoir
should also contain an air space which may, for example be
equivalent in volume to about one-third of that occupied by
the oil.
Jeppson discloses a paving machine. As shown in Figure
17, hot exhaust gas from an engine flows to gas manifold
chamber 262 which includes a final slot 269 which directs the
exhaust gas to a linear nozzle 271 which applies a stream of
the hot exhaust gas along the upper surface of screed member
246. Maintaining the screed member 246 at a high temperature
in this manner improves the action of the screed in that
pavement constituents including asphalt do not tend to adhere
to a metallic surface which is heated to a temperature
sufficient to cause asphalt to act more or less in the manner
of a lubricant.
McEachern discloses a heat recovery muffler system.
McEachern teaches that internal combustion engines have many
applications and that most commonly a muffler system is
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