Patent · US Expired

Disc clamping device

US6757238B2 · kind B2 · utility

15Cited by
1References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 12, 2001
Grant dateJun 29, 2004
Priority date
Expiry dateMay 6, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B17/0282
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

According to one embodiment of the present invention, a disc clamping device includes a clamp body including a tip operating portion, wherein the tip operating portion moves downward by a depressed disc. The disc clamping device further includes an engagement body including an entry guide portion to guide the disc along the entry guide portion to a center location. When the clamp body is in an upward position, the uppermost surface of the clamp body is positioned to be the same height as an uppermost surface of the entry guide portion of the engagement body.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.