Patent ID: 11948600
Assignee: KABUSHIKI KAISHA TOSHIBA
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 12:
13. A disk clamp comprising: of claim 1,
a disk-shaped main body including a central axis line;
an annular mounting groove providing in a first surface of the main body, in which a wire for unbalance adjustment is mountable;
a plurality of through-holes formed through the main body and arranged to be spaced apart from each other equally in a circumferential direction around the central axis line, through each of which a fixing screw is insertable; and
a plurality of female threaded holes formed on the first surface of the main body and spaced apart from each other equally in the circumferential direction, into each of which an adjustment screw for balancing adjustment is screwable, wherein
the female threaded holes each comprise a through hole formed through the main body and a female thread formed in an inner circumferential surface of the through hole, and a seal material is attached onto a second surface of the main body to close an opening of the through hole on a side of the second surface.