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Model of Bodmer's carding engine.

1820-1824

Model of a drawing and lapping machine (scale 1:5) patented by John George Bodmer

1824

Model of a Drawing Machine

1824-1833

Model of reversing gearing and friction clutches for winding from mines patented by J.G. Bodmer in 1843

Model of Reversing Gearing and Friction Clutches

circa 1843

Four toothed-wheel circular steel cutters, or milling tools, patented by John George Bodmer (Patent No. 8070) in 1839.

Four toothed-wheel circular cutters

1839

Universal joint for communicating rotary motion between shafts lying in different planes ( J.G. Bodmer)

Universal Joint for Communicating Rotary Motion

1841