发明名称 VALVE EXTENSION HANDLE AND METHOD OF USING THE SAME
摘要 An extension handle is coupled to a flow control device of a railcar. The extension handle includes a first rod having a first end operatively coupled to the flow control device, an opposing second end forming a handle, and a midsection slidably coupled to a support member coupled to the railcar.
申请公布号 US2010006791(A1) 申请公布日期 2010.01.14
申请号 US20080170052 申请日期 2008.07.09
申请人 RECKKER CHRISTOPHER;OHMES GERALD W 发明人 RECKKER CHRISTOPHER;OHMES GERALD W.
分类号 F16K31/00;B21D51/16;B25G1/10 主分类号 F16K31/00
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