发明名称 |
Fire protection preaction and deluge control arrangements |
摘要 |
In the embodiments described in the specification, a deluge and preaction control system supplies water to a sprinkler line through a solenoid control valve which may be actuated by a control panel receiving electrical signals from detectors or from an emergency switch. A preaction riser assembly is arranged to bypass the solenoid control valve to supply water to the sprinkler line through a manual valve and to permit testing of the system. An optional compressor supplying air pressure of at least 2 psi to the sprinkler line and detects damage to the sprinkler line by loss of pressure.
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申请公布号 |
US5720351(A) |
申请公布日期 |
1998.02.24 |
申请号 |
US19960739552 |
申请日期 |
1996.10.30 |
申请人 |
THE RELIABLE AUTOMATIC SPRINKLER CO. |
发明人 |
BEUKEMA, JOHN A.;MULTER, THOMAS L. |
分类号 |
A62C35/62;(IPC1-7):A62C35/62 |
主分类号 |
A62C35/62 |
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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