Model of hand-driven intermittent opposite direction rotary motion apparatus, on mahogany stand

Made:
1857 in Manchester
maker:
Richard Roberts
Apparatus for producing intermittent rotary motion at different velocities to two adjacent discs.

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Apparatus for producing intermittent rotary motion at different velocities to two adjacent discs.
Science Museum Group
© The Board of Trustees of the Science Museum

Model of hand-driven intermittent opposite direction rotary motion apparatus, on mahogany stand, by Richard Roberts, Manchester, England, 1857. The driving disc has eleven pins and the outer disc has 4 lobes and it takes 32 revolutions of the driving disc for one of the outer disc. Similarly, the inner disc only has three lobes and it takes 21 revolutions of the driver for one revolution of this disc.

Details

Category:
Kinematics
Object Number:
1857-120
Materials:
brass (copper, zinc alloy), driving handle missing and mahogany (wood)
type:
model - representation
taxonomy:
  • visual and verbal communication
credit:
Roberts, R.