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Application filedfiledCritical
Priority to JP12304972ApriorityCriticalpatent/JPS5119521B2/ja
Priority to GB5670973Aprioritypatent/GB1399040A/en
Priority to DE19732361262prioritypatent/DE2361262A1/de
Publication of JPS4980412ApublicationCriticalpatent/JPS4980412A/ja
Publication of JPS5119521B2publicationCriticalpatent/JPS5119521B2/ja
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16J—PISTONS; CYLINDERS; SEALINGS
F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction