Disk guard device
US3942639A · kind A · utility
11Cited by
8References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 7, 1975 |
| Grant date | Mar 9, 1976 |
| Priority date | — |
| Expiry date | Apr 7, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB42F15/0005
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Guard device for storing a disk package comprising a jacket containing a flexible magnetic disk, said device being substantially rigid and having a front or cover surface, a back surface, sides and a bottom, said cover surface being preferably shorter in length than the back surface to permit a label on the jacket to be observed as well as to permit writing on the label and the sides preferably extending above the cover to protect the side edges of the disk package. The device also preferably includes ribs to protect a pocket for the disk package as well as restraining ribs located at the bottom of the pocket.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.