Cooling system for air-cooled engine
First Claim
1. In a lawn and garden tractor embodying an air-cooled engine and a cooling system therefor, the engine having a shroud, defining an upwardly opening inlet, and a cooling air fan for drawing air into the inlet, an operator'"'"'s station located rearwardly of the engine and including a hollow pedestal, a hood extending over the engine and having a rearward end portion closing the top of the pedestal, an improved cooling system, comprising:
- an upright, air impervious baffle extending forwardly of and along opposite sides of the shroud inlet and having upper and lower edges respectively engaged throughout their length with the hood and the engine; and
air inlet means formed in the pedestal.
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Accused Products
Abstract
A lawn and garden tractor includes an air-cooled engine having a vertical crankshaft and a shroud which defines an upwardly opening inlet and a downwardly opening outlet. Air is channeled to the inlet from a zone extending behind and at the opposite sides of a pedestal located at the forward end of an operator'"'"'s station by means of walls of the pedestal, a hood overlying the engine and joining the top of the pedestal, and a U-shaped baffle extending forwardly and along opposite sides of the shroud inlet.
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Citations
7 Claims
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1. In a lawn and garden tractor embodying an air-cooled engine and a cooling system therefor, the engine having a shroud, defining an upwardly opening inlet, and a cooling air fan for drawing air into the inlet, an operator'"'"'s station located rearwardly of the engine and including a hollow pedestal, a hood extending over the engine and having a rearward end portion closing the top of the pedestal, an improved cooling system, comprising:
- an upright, air impervious baffle extending forwardly of and along opposite sides of the shroud inlet and having upper and lower edges respectively engaged throughout their length with the hood and the engine; and
air inlet means formed in the pedestal. - View Dependent Claims (2, 3, 4, 5)
- an upright, air impervious baffle extending forwardly of and along opposite sides of the shroud inlet and having upper and lower edges respectively engaged throughout their length with the hood and the engine; and
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6. In a lawn and garden tractor embodying an air-cooled engine and a cooling system therefor, the engine having a shroud, defining an upwardly opening inlet, and a cooling air fan for drawing air into the inlet, an operator'"'"'s station located rearwardly of the engine and including a hollow pedestal, and a platform extending to the opposite sides of and rearwardly from the base of the pedestal, a hood extending over the engine and having a rearward end portion closing the top of the pedestal, an improved cooling system, comprising:
- an upright, air impervious baffle extending forwardly of and along opposite sides of the shroud inlet and having upper and lower edges respectively engaged throughout their length with the hood and the engine; and
air inlet means formed in the pedestal.
- an upright, air impervious baffle extending forwardly of and along opposite sides of the shroud inlet and having upper and lower edges respectively engaged throughout their length with the hood and the engine; and
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7. In a lawn and garden tractor embodying an air-cooled engine and a cooling system therefor, the engine having a shroud defining an upwardly opening inlet and a cooling air fan for drawing air into the inlet, a pedestal defining an open-topped compartment located rearwardly of the engine and having a rear wall, a hood extending over the engine and having a rearward end portion closing the top of the compartment, an improved cooling system, comprising:
- an upright baffle extending forwardly of and along opposite sides of the shroud inlet and having upper and lower edges respectively engaged with the underside of the hood and with the engine; and
the pedestal having air inlet openings provided in the rear wall thereof;
whereby the fan will draw air into the shroud from a zone rearwardly of the pedestal.
- an upright baffle extending forwardly of and along opposite sides of the shroud inlet and having upper and lower edges respectively engaged with the underside of the hood and with the engine; and
Specification