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Priority to FR943619ApriorityCriticalpatent/FR1365122A/fr
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Publication of FR1365122ApublicationCriticalpatent/FR1365122A/fr
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
F16J9/04—Helical rings
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Engineering & Computer Science
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General Engineering & Computer Science
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Mechanical Engineering
(AREA)
FR943619A1963-08-021963-08-02Dispositif d'étanchéité pour pistons de moteurs et autres
ExpiredFR1365122A
(fr)