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专利名称：Diaphragm pump发明人：André Meyer申请号：US09913449申请日：20010814公开号：US06655257B1公开日：20031202
专利附图：
摘要：A diaphragm pump with a diaphragm () of elastic material, which includes areceiving cavity () in a reinforced central area () for a connecting rod head () of aconnecting rod which displaces the diaphragm (). The diaphragm () includes a clampingrim () for securing the diaphragm to the pump housing. On the upper side () of the
diaphragm () which is proximal to the pump chamber, at least one circularly disposed rib() is provided essentially radially outward from and proximal to a central area () whicharea is bounded by the outline of the connecting rod head () or by the outline of a part ofthe diaphragm () near to the said connecting rod head (). A plurality of ribs (), spaced in aradial direction one from the other are provided and are located where the forcesintroduced by the connecting rod head () spread into the radial, neighboring ring area ofthe diaphragm.
申请人：KNF FLODOS AG
代理机构：Volpe and Koenig, P.C.
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