Invention Application
- Patent Title: PRESSURE RELIEF VALVE
- Patent Title (中): 压力减压阀
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Application No.: PCT/US2006/002577Application Date: 2006-01-23
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Publication No.: WO2006093596A1Publication Date: 2006-09-08
- Inventor: STOCKNER, Alan, R.
- Applicant: CATERPILLAR INC. , STOCKNER, Alan, R.
- Applicant Address: 100 N.E. Adams Street, Peoria, Illinois 61629-6490 US
- Assignee: CATERPILLAR INC.,STOCKNER, Alan, R.
- Current Assignee: CATERPILLAR INC.,STOCKNER, Alan, R.
- Current Assignee Address: 100 N.E. Adams Street, Peoria, Illinois 61629-6490 US
- Agency: BARNES, James, D. et al.
- Priority: US11/067,273 20050228
- Main IPC: F16K17/04
- IPC: F16K17/04 ; F16K15/04
Abstract:
A pressure relief valve (20) includes a valve body (22) defining an inlet (44) configured to receive fluid from a fluid system (10), a pressure control orifice (46) ending in a valve seat (50), and a guideway (52) extending from the valve seat. The pressure relief valve further includes a valve closing member (66) configured to abut the valve seat in a closed position and to be displaced from the valve seat in an open position, thereby releasing pressure from the fluid system. The pressure relief valve also includes a flow member (68) including a stem (70) and a flow plate (74). The stem is operably associated with the valve closing member and is configured to reciprocate within the guideway. The pressure relief valve further includes a valve spring (78) operably associated with the valve body.
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