Patent ID: 8083431
Filing Date: 2011-12-27
Classification: B23P,F16D,G01D,G01L,G01P,Y10S,Y10T

Abstract:
1. A magnetic ring system for attachment to a shaft comprising: a magnetic ring; an adaptor configured to fit inside the magnetic ring, the adaptor comprising an outer wall contacting the magnetic ring, an inner wall spaced from the outer wall by an end wall spanning therebetween, a groove between the inner wall and the outer wall and the inner wall having a first portion with a first inner diameter, an undercut portion having a second inner diameter and a third arcuate portion extending between said undercut portion and said end wall, the second inner diameter being different than the first inner diameter, and the undercut portion being positioned along the inner wall such that the undercut portion is configured to reduce the amount of stress exerted on the magnetic ring along the inner wall.