The Maintenance of an Optimised Conic Section at the Extremity of a Carbo-Tribological Writing Instrument

Recent work has demonstrated that a relationship exists between the energy expended and the tip radius of the conic section on carbo-tribological writing equipment. Current energy conservation policy dictates that the tip radius should be maintained as small as possible, and computer studies indicat...

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Bibliographic Details
Main Author: A. S. Poof A Cad E Mic
Format: Article
Language:English
Published: SAGE Publishing 1979-04-01
Series:Measurement + Control
Online Access:https://doi.org/10.1177/002029407901200405

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