A sliding device for railway switches
CA 2552373 A1 · Owner: Mazzi Technology S.R.L. · Inventors: Mazzi, Graziadio
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A sliding device for railway switches having at least a fixed stock rail and at least a point able to move, on command between an active position, in , which it is close to the stock rail and an inactive position, in which it is distanced from stock rail. The device comprises a support structure (2) having a central body (3), able to be coupled to an upper portion of a sliding bearing mounted above a sleeper of a track and two lateral flanks (4) , connected to the central body (3). On each to the two lateral flanks (4) is mounted at least a rotary sliding element (6) able to support the point in the inactive position. The lateral flanks (4) have at least a first part (8) fastened to …
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
- Filed December 30, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 30, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 30, 2025.
- 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.