Pivotable guidebeam switch
CA 2365781 A1 · Owner: Bombardier Transportation Gmbh · Inventors: Lin, Chen-Tse; Mastin, Walter P.; Oliver, Joseph M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A pivotable switch arrangement (10), as shown in Figure 1 for switching a , guided vehicle guidebeam including a vehicle guideway (12) a main guidebeam , (14) secured to the vehicle guideway and a plurality of turnout guidebeams (16) secured to the vehicle guideway and spaced from the main guidebeam. Each of the turnout guidebams includes an extendable locking pin (17) at an end facing the main guidebeam. A pivotable guidebeam section (24) is pivotally connected to the guideway adjacent an end of the main guidebeam. The guidebeam section defines a cavity (34). A drive mechanism (39) is connected to the guidebeam section and is configured to pivot the guidebeam section between the …
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 March 10, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 10, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 10, 2022.
- 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.