发明名称 Composite water closet flanges and methods for forming the same
摘要 A composite water closet flange includes a hub member having a hub member axis and including a connecting portion and a through-passage extending through the connecting portion. The connecting portion includes a shoulder extending radially outwardly. A plurality of locking tabs extend radially outwardly and are axially spaced apart from the shoulder. A ring member is mounted on the hub member and includes an inner peripheral portion surrounding the connecting portion and defining an opening. The inner peripheral portion includes a plurality of engagement portions interposed between the shoulder and respective ones of the locking tabs. A key slot is defined in the inner peripheral portion and communicates with the opening. The key slot is sized and configured to receive at least one of the plurality of locking tabs therethrough.
申请公布号 US6598241(B1) 申请公布日期 2003.07.29
申请号 US20020078630 申请日期 2002.02.19
申请人 WILLIAMS ROBERT M. 发明人 WILLIAMS ROBERT M.
分类号 E03D11/13;E03D11/16;F16L23/032;(IPC1-7):E03D11/16 主分类号 E03D11/13
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