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F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
F16G13/00—Chains
F16G13/02—Driving-chains
F16G13/10—Driving-chains with universal joints
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FR870505D1941-03-011941-03-01
Joint for endless chains movable in several directions
ExpiredFR870505A
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