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US 2017/0326781 A1Published application
Blow-molding plastic bubble-generating device
AssigneeLih Yann Industrial Co., Ltd.
InventorPo-Lin LIAO
Life of this patent
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Abstract
A blow-molding plastic bubble-generating device is provided, including a board-like shell body. The board-like shell body is formed through blowing a hollow embryo placed in a mold, the hollow embryo is blown and expanded, the hollow embryo is penetrated through by a plurality of needle posts on an inner wall of the mold to form the board-like shell body, the board-like shell body is integrally formed and hollow and has a shell wall which completely and continuously surrounds the board-like shell body, and the shell wall has a plurality of through holes.
Claims11
A blow-molding plastic bubble-generating device, including:
- a board-like shell body, formed through blowing a hollow embryo placed in a mold, wherein the hollow embryo is blown and expanded, the hollow embryo is penetrated through by a plurality of needle posts on an inner wall of the mold to form the board-like shell body, the board-like shell body is integrally formed and hollow and has a shell wall which completely and continuously surrounds the board-like shell body, and the shell wall has a plurality of through holes.
Dependencies are inferred from the claim text.