Patent · US Expired

Hub for information media in strip or tape form

US6695249B2 · kind B2 · utility

1Cited by

5References

17Claims

0Family size

Assignee

Emtec Magnetics GmbH · DE

Inventors

Bernd Scholtysik · Munich, DE
Ludwig Zeroni · Ottobrunn, DE

Key dates

Filing date	Dec 11, 2001
Grant date	Feb 24, 2004
Priority date	—
Expiry date	Dec 11, 2021

Classification

Technology area (CPC G)Physics
CPC primaryG11B23/044
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

Hub for information media, the hub comprising an outer winding area having a width, a central bore and a center point located on the hub, driving grooves on a circumference of the hub, an outer ring, an inner ring, and a connector for connecting the outer ring with the inner ring. The width of the outer winding area of the hub is at least equal to a width of the information medium. The connector comprises diagonal ribs running diagonally at a slant in an axial direction and sloping alternately in accordance with two axial directions of the hub and in neighboring segments, wherein respective pairs of neighboring diagonal ribs are sloped in different directions and have a further rib between them.

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