| 摘要 |
A multiple crank drive for working machines, in particular for diaphragm pumps, with a crankshaft, which is disposed in a housing and which exhibits at lest two bearings, can be driven by a drive, in particular a gear, and in turn drives by a crank drive, one of several piston rods of the working machines. The drive is designed in such a manner that the crankshaft is suspended in the housing.
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