Mounting for line cards on circuit boards in telecommunications apparatus
US4569001A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Nov 28, 1983 |
| Grant date | Feb 4, 1986 |
| Priority date | — |
| Expiry date | Nov 28, 2003 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K7/1418
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A mounting for line cards on circuit boards, as used in telecommunications systems comprises a molded plastic frame having a plurality of mounting positions for ceramic circuit members. Each position comprises two parallel, spaced guide and support members having upper and lower guide formations spaced along each guide and support member. There is a plurality of substrate holders, a holder for each position, each holder having a flat support surface with upstanding projecting members at front and rear ends, with undercuts for reception of a ceramic circuit member or substrate. Each holder has a front member extending normal to the support surface and has a latching and ejecting member at the front end. The frame also has support and guide formations at a rear end for attachment of a circuit board.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.