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Wilcox Rich Corp
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Wilcox Rich Corp
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Publication date
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Application grantedgrantedCritical
Publication of FR702233ApublicationCriticalpatent/FR702233A/en
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
F16J9/12—Details
F16J9/20—Rings with special cross-section; Oil-scraping rings
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Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR702233D1930-09-051930-09-05
Improvements to piston rings for internal combustion engines
ExpiredFR702233A
(en)