Lightweight engine block cooling system

Details Lightweight engine block cooling system Lightweight engine block cooling system

1992-02-07

1993-11-16

Kamen, Noah P.

Internal-combustion engines

Cooling

Air-cooled

F01P 904

Patent

active

052613577

ABSTRACT:
A lightweight engine block fabricated from a unitary, thermally conductive casting having at least one cylinder formed with a cylindrical wall in the casting with an upper cylinder section having an outer housing wall displaced from the cylinder wall around the upper cylinder section, wherein a reduced capacity annular water jacket is formed, and, a lower cylinder section having a plurality of outwardly directed cooling fins projecting from the cylinder wall at the lower cylinder section, wherein the cylinder is adapted to receive a piston and be enclosed by a cylinder head forming a combustion chamber with an upper high temperature section and a lower reduced temperature section, the upper high temperature section being encompassed by the upper cylinder section with the water jacket and the lower reduced temperature section being encompassed by the lower cylinder section with the cooling fins.

REFERENCES:
patent: 2969780 (1961-01-01), Wyczalek
patent: 3977385 (1976-08-01), Mansfield
patent: 4131093 (1978-12-01), Mansfield

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