发明名称 |
A CHECK VALVE WITH A SPIRAL COIL SEAL |
摘要 |
<p>A seal for a check valve for a metal molding machine. The seal is provided by the combination of a peripheral groove in an outer surface of the check valve and a helically wound core in the groove. The helically wound coil is expandable into sealing engagement with a cylindrical wall of the molding machine. The helically wound coil may be movable laterally in the groove between a melt channel open position and a melt channel closed position to open or seal the melt channel.</p> |
申请公布号 |
WO2006000077(A1) |
申请公布日期 |
2006.01.05 |
申请号 |
WO2005CA00743 |
申请日期 |
2005.05.17 |
申请人 |
HUSKY INJECTION MOLDING SYSTEMS LTD. |
发明人 |
TENG, ALEX;GODWIN, HAROLD;ILMONEN, ROBERT |
分类号 |
B22D17/08;B22D17/20;(IPC1-7):B22D17/20;F16K15/08 |
主分类号 |
B22D17/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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