Patent · US Expired

Clamping apparatus for imprinting disk-shaped information medium

US5824388A · kind A · utility

6Cited by
8References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 8, 1996
Grant dateOct 20, 1998
Priority date
Expiry dateOct 8, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24339
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Clamping apparatus for disk-shaped information medium having a central hole, the disk-shaped information medium having a surface upon which information is to be printed, including a baseplate having holes; a slider guidably mounted on the baseplate for centering the disk-shaped information medium with the central hole; stationary holding elements arranged on the baseplate, and movable holding elements arranged on the slider, in such a way that when an information medium is placed in the clamping apparatus, a predetermined number of the stationary and movable holding elements are arranged along the outer periphery of the information medium, and the remainder of the stationary and movable holding elements are arranged along the inner periphery of the central hole of the information medium; a bottom plate positioned under the baseplate and movable perpendicular thereto; and information medium contact elements which are formed on the bottom plate and adapted to pass through holes in the baseplate and contact the information medium.

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