cog wheel उदाहरण वाक्य

Hi, looking at the article Brownian ratchet, it seems to me that if the cog wheel and pawl, as well as the structures fixing them in place, were made out of a hypothetical material that was completely rigid on an atomic scale in the face of thermal noise, then the device would work as advertised in violation of the laws of thermodynamics.
Arms : Per saltire Gules and barry wavy of eight Argent and Azure in chief between two Keys in saltire a Sword palewise point downwards in base two Croziers with Sudarium in saltire surmounting a Lily slipped and leaved and in the flanks a representation of a Barking Well Smack in full sail to the sinister and a Cog Wheel all Or.