发明名称 |
Automatic recirculation valve. |
摘要 |
<p>An automatic recirculation valve is disclosed which utilizes three valve elements to accomplish particulary smooth and nondisruptive switching of fluid flow between main fluid flow and recirculation fluid flow. A unique back pressure control valve provides close control over changes in fluid pressure relative to fluid flow rate and functions to suppress erosing and cavitaiton of the bypass valve.</p> |
申请公布号 |
EP0267364(A2) |
申请公布日期 |
1988.05.18 |
申请号 |
EP19870109632 |
申请日期 |
1987.07.04 |
申请人 |
KEYSTONE INTERNATIONAL HOLDINGS CORP. |
发明人 |
LOOS, GEORGE J.;SKOVGAARD, ERVIN |
分类号 |
G05D7/01;(IPC1-7):G05D11/02 |
主分类号 |
G05D7/01 |
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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