Engine enclosure and heat deflector arrangement
Patent 3987766 Issued on October 26, 1976. Estimated Expiration Date: 
October 26, 1993. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
October 26, 1993. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3859965 3926155 Ejector fan shroud arrangement Patent #: 3937192 InventorAssigneeApplicationNo. 603446 filed on 08/11/1975US Classes:123/41.66, Suction123/41.49, Fan type123/41.58, Flow-regulating means123/41.62, Air duct with discharge ports or conduits123/41.7Engine encasing air duct; e.g., cowlingExaminersPrimary: Myhre, Charles J.Assistant: O'Connor, Daniel J. AbstractA lawn and garden tractor includes an air cooled engine which is enclosed by structure including a hood and opposite side panels. The engine is of a type including a heat shroud for directing cooling air about cooling fins of the engine head, the shroud having a top wall provided with an air intake opening located above a blower or fan of the engine. The hood and opposite side panels cooperate to define air inlet openings at opposite sides of the enclosure, the openings being located at a level above the top wall of the shroud. A deflector or baffle member is provided for preventing hot air exiting from the shroud from recirculating through the intake opening of the shroud. | |
