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PETROVA NINA VL DIMIROVN
Original Assignee
PETROVA NINA VL DIMIROVN
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Filing date
Publication date
Application filed by PETROVA NINA VL DIMIROVNfiledCriticalPETROVA NINA VL DIMIROVN
Priority to FR7223326ApriorityCriticalpatent/FR2191691A5/fr
Application grantedgrantedCritical
Publication of FR2191691A5publicationCriticalpatent/FR2191691A5/fr
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
F16K15/00—Check valves
F16K15/20—Check valves specially designed for inflatable bodies, e.g. tyres