Patent · US Active

Diaphragm pump

US8474365B2 · kind B2 · utility

4Cited by

6References

14Claims

0Family size

Assignee

KNF Flodos AG · CH

Inventors

Stephan Kaufmann · Gunzwil, CH
Christian Kissling · Fulenbach, CH
Michael Bucher · Berlin, DE

Key dates

Filing date	Mar 14, 2008
Grant date	Jul 2, 2013
Priority date	—
Expiry date	Mar 12, 2030

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04B53/145
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A diaphragm pump (1) has at least two pump heads (3) arranged around a central eccentric pump drive (2), the diaphragms (4) being drivingly connected to the eccentric pump drive (2) via connecting rods (5). The eccentric pump drive (2) has a connecting rod ring (6) to which the ends (9) of the connecting rods are connected via elastic intermediates (10).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.