| 摘要 |
A no-spill cover assembly (14) includes a lid assembly (16) that is releasably mated to the drink container (10). The lid assembly (16) has an outlet channel (22) and an inlet channel (24) integrally formed therein. Furthermore, the cover assembly (14) includes a one-piece valve assembly (18) for attachment to the lid assembly (16). The one-piece valve assembly (18) is an integral one-piece structure that is formed of a flexible material and includes has an outlet valve portion (36) and an inlet valve portion (38). The outlet valve portion (36) includes a resilient outlet flange (44) that is positioned within the outlet channel (22) for selectively permitting a first flow therethrough and out of the drink container. The inlet valve portion (38) includes a resilient inlet flange (54) that is positioned within the inlet channel (24) for selectively permitting a second flow therethrough and into the drink container (10).
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