作者: Humberto Meza
DOI:
关键词: Ball valve 、 Pilot-operated relief valve 、 Diaphragm valve 、 Mechanical engineering 、 Globe valve 、 Rotolock valve 、 Materials science 、 Valve guide 、 Flow control valve 、 Needle valve
摘要: A diaphragm or gasket pump is provided with modified outlet valve and/or inlet assemblies which enhance the effectiveness and provide long, effective lives.