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发明名称
Control valve structure for an oxygen machine
摘要
A control valve structure for an oxygen machine uses a motor to link a disc to spin, which activates a pair of valve rods to open and close in sequence through rotation of the motor to control air flow.
申请公布号
US7399347(B2)
申请公布日期
2008.07.15
申请号
US20050104461
申请日期
2005.04.13
申请人
HUANG SHAO-SHIH
发明人
HUANG SHAO-SHIH
分类号
F16K11/074
主分类号
F16K11/074
代理机构
代理人
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