Recording medium attachment mechanism

Abstract

Abstract PURPOSE:To position a rotating center of a disk precisely and also to fit the disk from one side, by positioning the disk by 2 points which is always fixed against the main shaft. CONSTITUTION:Into a fitting hole 5 provided on a part to be fitted 9 of a disk 1, a fixed shaft 7 provided on the fitting part of a main shaft 2 and a moving shaft 8 which is provided on the fitting part of the main shaft 2 and moves in the radial direction are inserted. The disk 1 is fixed by shifting the moving shaft 8 in the direction as indicated with the arrow. The disk 1 is positioned by pressing the fixed shaft 7 to a corner part 6, etc. Also, on the fixed shaft 7, a tapered part is formed so as to taper the lower part, and the disk 1 is fixed in the upper and lower directions by inclining the moving shaft to the outside.

Inventors

• 👤 Kazunari Yamakoshi
• 👤 山越　一成

Bibliographic Details