Scale holding device and encoder
AssigneeCanon Kabushiki Kaisha
InventorYoshihiko Sugamata
Life of this patent
Estimating the term…
Abstract
Provided is a scale holding device including a scale and an attachment plate holding the scale. The scale holding device includes the attachment plate configured to have a first surface abutting on a first lateral side of the scale and a second surface facing a rear side of the scale, a first adhesive material configured to removably adhere the second surface of the attachment plate and the rear side of the scale to each other, and a second adhesive material configured to adhere the scale and the attachment plate to each other on a second lateral side of the scale.
Claims14
A scale holding device comprising:
- a scale;
- an attachment plate configured to hold the scale and have a first surface abutting on a first lateral side of the scale and a second surface facing a rear side of the scale;
- a first adhesive material configured to removably adhere the second surface of the attachment plate and the rear side of the scale to each other;
- and
- a second adhesive material configured to adhere the scale and the attachment plate to each other on a second lateral side of the scale.
A scale holding device comprising:
- a scale;
- an attachment plate configured to hold the scale and have a first surface abutting on a first lateral side of the scale and a second surface facing a rear side of the scale;
- a first adhesive means configured to removably adhere the second surface of the attachment plate and the rear side of the scale to each other;
- and
- a second adhesive means configured to adhere the scale and the attachment plate to each other on a second lateral side of the scale.
An encoder that detects a position or an angle of an object to be measured, the encoder comprising:
- a scale holding device comprising:
- a scale;
- an attachment plate configured to hold the scale and have a first surface abutting on a first lateral side of the scale and a second surface facing a rear side of the scale;
- a first adhesive material configured to removably adhere the second surface of the attachment plate and the rear side of the scale to each other;
- and
- a second adhesive material configured to adhere the scale and the attachment plate to each other on a second lateral side of the scale;
- and
- a detector configured to detect light or magnetism from the scale of the scale holding device.
A scale holding device that holds a scale comprising:
- an attachment plate configured to hold the scale and have a first surface abutting on a first lateral side of the scale and a second surface facing a rear side of the scale;
- a first adhesive material configured to removably adhere the second surface of the attachment plate and the rear side of the scale to each other;
- and
- a second adhesive material configured to adhere the scale and the attachment plate to each other on a second lateral side of the scale.
Dependencies are inferred from the claim text.