Scale fixating device

A scale fixating device installing and fixating a scale to an object, the device comprising:

• a fixing block configured to immovably fix a first end of the scale to the object;
• and
• a pulling block configured to fix a second end of the scale to an object while pulling the second end of the scale, wherein the pulling block comprises:
• a base fixed to the object;
• a slide configured to hold the second end of the scale and slidably installed with respect to the base;
• and
• a puller having a first end engaged with the slide and a second end engaged with the base, the puller configured to pull the slide toward the second end relatively with respect to the base, wherein at least one of a mutual contact surface of the slide and the base is mirror finished.

A scale fixating device installing and fixating a scale to an object, the device comprising:

• a fixing block configured to immovably fix a first end of the scale to the object;
• and
• a pulling block configured to fix a second end of the scale to an object while pulling the second end of the scale, wherein the pulling block part comprises:
• a base fixed to the object;
• a slide configured to hold the second end of the scale and slidably installed with respect to the base;
• and
• a puller having a first end engaged with the slide and a second end engaged with the base, the puller configured to pull the slide toward the second end relatively with respect to the base, wherein one of a mutual contact surface of the slide and the base has a rough surface while the other of the mutual contact surface of the slide and the base is covered in a resin film.