发明名称 Flexible mold for a smoking device
摘要 A flexible mold for a smoking device having a cup-shaped outer wall, a cup-shaped inner wall, and a third cup-shaped wall. The outer wall has a continuous sidewall connected to a bottom wall containing a central opening. The sidewall of the outer wall extends from the bottom wall of the outer wall to an open end and contains an opening in the sidewall spaced between the bottom end and the open end. The inner wall has a continuous sidewall, a cover closing one end. The sidewall of the inner wall is attached to the bottom wall of the outer wall surrounding the central opening. The third wall has a continuous sidewall and a closed end. The sidewall of the third wall is connected to the sidewall of the outer wall surrounding the opening in the outer wall. The closed end abuts a surface of the inner wall.
申请公布号 US8348223(B2) 申请公布日期 2013.01.08
申请号 US20100833531 申请日期 2010.07.09
申请人 EVANS DOUGLAS J. 发明人 EVANS DOUGLAS J.
分类号 B28B7/06;F25C1/22 主分类号 B28B7/06
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