Tape cassette with improved cover structure
US4809113A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 10, 1987 |
| Grant date | Feb 28, 1989 |
| Priority date | — |
| Expiry date | Apr 10, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B23/08735
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A tape cassette for use in a video tape recorder or the like, which includes a cassette main body having an upper case and a lower case fitted to each other to define the main body, and a front cover movably mounted on the cassette main body for covering a magnetic tape stretched along a front face of the cassette main body, and is characterized in that there are provided a protrusion formed at the lower portion of the front cover so as to extend in a direction toward the lower case, and a corresponding protruding portion formed on the lower case so as to extend in a direction toward the magnetic tape, and thus, upon closure of the front cover, the protrusion of the front cover is adapted to be located at a position below the protruding portion of the lower case.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.