Jackfield with split-front panel
CA 1298907 C · Owner: Switchcraft, Inc. · Inventors: Lau, Frederick L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A jackfield with a split front panel so that it can be removed to provide access to jack modules without breaking patch cord interconnections between jacks. Each jack module includes a printed circuit board having a lamp assembly and a tri-jack connected to the front and extending forwardly. The printed circuit boards are hard wired at the back of the jackfield and the printed circuit boards route the circuits to the tri-jack and the lamp assembly. To remove just a tri-jack, it is pulled forwardly after the split front panel is removed. A lateral bracket retains the printed circuit board to prevent it from being pulled forwardly. To remove the entire jack module, the wire wraps are …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted April 14, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 14, 2009.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.