Producing method and producing device of poly urethane (PU) foamed toy ball capable of touch-reading sounding through optical identification (OID)

The invention relates to a producing method and a producing device of a PU foamed toy ball capable of touch-reading sounding through OID. The producing method includes printing colorful texts free of carbon printing ink and OID codes on a transfer printing film arranged on a plane, placing the trans...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHAO DONGLIN, LV LIMING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING AMUSEMENTS GAMES HUMAN NECESSITIES PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS SPORTS TOYS, e.g. TOPS, DOLLS, HOOPS, BUILDING BLOCKS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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