Pseudo-rotoids
Passive mechanical amplifiers
Article REF: AF1674 V1
Pseudo-rotoids
Passive mechanical amplifiers

Author : Jean-Pierre BROSSARD

Publication date: January 10, 2016 | Lire en français

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3. Pseudo-rotoids

3.1 Compliant pseudorotoid bonding

A thin strip (beam) is used to allow relative movement between two solids. This elastic element is modeled as a spring, while the system is modeled as a set of rigid solids.

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3.1.1 Origin of the concept and examples

This type of linkage originated in the clockmaking industry. At the time, the intention was to replace the rotoid connection of precision clock pendulums (made by a knife) in order to reduce friction and improve isochronism. Two historical examples...

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