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ARRIETA MAIZTEGUI
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ARRIETA MAIZTEGUI
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Application filed by ARRIETA MAIZTEGUIfiledCriticalARRIETA MAIZTEGUI
Priority to ES397721ApriorityCriticalpatent/ES397721A1/en
Publication of ES397721A1publicationCriticalpatent/ES397721A1/en
Improvements introduced in tire inflation pumps, essentially characterized by having a record equipped with an elastic seat in which the valve of the tire is tightly coupled and by pressing a bushing on the valve stem determines the opening of the same then acting only the own valve that the racord has in its interior to avoid regressions of air in the inflation; it is provided that the bushing that determines the opening of the valve, by means of the small shank that it possesses, can be replaced by another smooth one if we allocate it to inflate bicycle tires. (Machine-translation by Google Translate, not legally binding)
ES397721A1971-12-061971-12-06Improvements introduced in pneumatic inflation pumps. (Machine-translation by Google Translate, not legally binding)
ExpiredES397721A1
(en)