Rack structure for mounting a communication apparatus
US4496057A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 15, 1983 |
| Grant date | Jan 29, 1985 |
| Priority date | — |
| Expiry date | Jul 15, 2003 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K7/186
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A rack for mounting a communication apparatus. The rack comprises a pair of right and left vertical side frames and a plurality of block-mounting plates for mounting at least one block which houses at least one printed board. The block-mounting plates are rectangular and are longitudinally disposed between the right and left vertical side frames. The at least one block is mounted on the front face of the block-mounting plates. The upper and lower portions of the block-mounting plates are folded frontward so as to form an upper reinforcing rim and a lower reinforcing rim. The right and left vertical side frames have an L-shaped horizontal cross section. The folded edges of the L-shaped right and left vertical side frames are arranged inward so as to face each other. The block-mounting plates have securing members along the left edge and the right edge thereof. The securing members project backward and have an L-shaped horizontal cross section. The folded edges of the L-shaped securing members are arranged inward so as to face each other. The depth of the L-shaped securing members which project behind the block-mounting plates is determined in accordance with the depth of the at leas…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.