CYLINDER COVER FOR WATER-COOLED INTERNAL COMBUSTION ENGINE

摘要

In a cylinder cover incorporating a cooling arrangement, for the purpose of making it possible to sufficiently cool an inner peripheral portion (11d) of a long cylindrical leg (11a) formed in the lower part of the cylinder cover (11), said leg is provided with an upper cooling and lower annular cooling chambers 14, 15 in its outer peripheral portion, and a plurality of cooling holes (13, 13a, 13b) are formed in the inner portion of said leg and have their opposite ends opening out into respective cooling chambers 14 and 15.