Patent · US Expired

Tape cassette, especially a magnetic tape cassette

US4438892A · kind A · utility

7Cited by

7References

9Claims

0Family size

Assignee

BASF SE

Inventors

Horst Fitterer · Mannheim, DE
Hubert Koob · Kehl, DE
Bert Nestler · Nassau (Lahn), DE

Key dates

Filing date	Jan 22, 1982
Grant date	Mar 27, 1984
Priority date	—
Expiry date	Jan 22, 2002

Classification

Technology area (CPC G)Physics
CPC primaryG11B23/08764
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

In a magnetic tape cassette, especially a compact cassette, at least one hole in the conventional liners is provided, according to the invention, with at least one raised edge portion which is located between the aperture in the housing wall for admitting the drive spindle and the inner wall of the hub, and serves as a resilient support for the hub.

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