Cylinder liner

Internal-combustion engines – Cooling – With jacketed head and/or cylinder

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F02F 110

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active

051993902

ABSTRACT:
A cylinder liner comprises an outer circumferential surface provided with a plurality of groups of annular grooves, a longitudinal groove communicating the annular grooves with each other and forming an outlet for a cooling liquid in each of the groups of annular grooves, and a longitudinal groove communicating the annular grooves with each other and forming an inlet for the cooling liquid in each of the groups of annular grooves. The outlet communicates in series with the inlet in the adjoining groups of annular grooves. Sectional areas of the annular grooves in the same group of annular grooves are decreased from an upstream side toward a downstream side.

REFERENCES:
patent: 3086505 (1963-04-01), Bovard
Patent Abstracts of Japan, vol. 15, No. 244, JP-A-3,078,519, Apr. 3, 1991.
Patent Abstracts of Japan, vol. 15, No. 244, JP-A-3, 078,520, Apr. 3, 1991.

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