DIAPHRAGM, PUMP AND PUMP CASSETTE

A diaphragm for use in a reciprocating positive-displacement pump (2025) is provided, wherein the diaphragm comprises a pre-formed hemispheroid membrane (2109) and a circular rim (2088) integral to the membrane. Also provided is a reciprocating positive-displacement pump (2025) comprising the diaphr...

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Bibliographische Detailangaben
Hauptverfasser:	Altobelli, David, Perry, Christopher, Tracey, Brian, Gray, Larry, Kamen, Dean, Leonard, Scott, Wilt, Michael, Owens, Kingston, Van der Merwe, Dirk, Dale, James, Demers, Jason
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BANDAGES, DRESSINGS OR ABSORBENT PADS BLASTING CONTROLLING DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS FILTERS IMPLANTABLE INTO BLOOD VESSELS FIRST-AID KITS FOMENTATION HEATING HUMAN NECESSITIES HYGIENE LIGHTING MEASURING MEASURING QUANTITY OF HEAT MEASURING TEMPERATURE MECHANICAL ENGINEERING MEDICAL OR VETERINARY SCIENCE ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES PHYSICS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PROSTHESES PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS REGULATING SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES TESTING TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR TREATMENT OR PROTECTION OF EYES OR EARS WEAPONS
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Beschreibung
Zusammenfassung:	A diaphragm for use in a reciprocating positive-displacement pump (2025) is provided, wherein the diaphragm comprises a pre-formed hemispheroid membrane (2109) and a circular rim (2088) integral to the membrane. Also provided is a reciprocating positive-displacement pump (2025) comprising the diaphragm, and a pump cassette comprising the reciprocating positive-displacement pump.