Laminated encoder disc
AssigneeHutchinson Technology Incorporated
InventorJeffrey W. Green
Life of this patent
Estimating the term…
Abstract
An encoder disc comprised of two or more stainless steel laminations, at least one of which is thinner than the others for the purpose of providing more accurately sized openings in the disc.
Claims24
An improved encoder disc including code track means, the disc being comprised of at least two superimposed and united layers wherein one of the layers is thinner than the other and wherein the layers define a centered mounting hole, the size of the hole being more precisely defined by the thinner layer, the hole in the thicker layer being larger overall.
An improved encoder disc including code track means, the disc consisting of two superimposed and united stainless steel layers.
An encoder disc comprised of at least two laminated layers of stainless steel.
An encoder disc comprised of two superimposed, united layers of stainless steel.
A method of making an encoder disc wherein two layers of stainless steel are laminated together.
Dependencies are inferred from the claim text.