Connecting configuration for a diaphragm in a diaphragm pump

Details Connecting configuration for a diaphragm in a diaphragm pump Connecting configuration for a diaphragm in a diaphragm pump

2005-04-26

2005-04-26

Lopez, F. Daniel (Department: 3745)

Expansible chamber devices

Collapsible chamber wall portion

Wall portion formed of flexible material

Reexamination Certificate

active

06883417

ABSTRACT:
A diaphragm pump including at least one diaphragm having an inner diaphragm surface, an outer diaphragm surface, and a projecting rim, the rim projecting from the inner diaphragm surface and having an inner circumferential surface and an outer circumferential surface, a hub positioned to lie within the inner circumferential surface of the projecting rim, a ring positioned around the outer circumferential surface of the projecting rim, where the hub and ring secure the projecting rim there between, and a reciprocating rod coupled to at least one of the hub and the ring.

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