Wood tie end plating machine
CA 2272982 A1 · Owner: Robbins Manufacturing Company · Inventors: Matlock, Gordon E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An end plating machine for a wood tie having opposite ends comprising a frame including horizontally spaced-apart first and second end frames with the frame including tie in-feed and out-feed portions. A conveyor is provided for positioning a tie between the end frames. First and second tie clampers are, positioned adjacent the first and second end frames for clamping the ends of a tie positioned therebetween. First and second power rams are mounted on the first and second end frames, respectively for driving an end plate into the , ends of the tie while the tie is being clamped by the first and second tie clampers. First and second end plate hoppers are positioned on the first and second …
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 May 20, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 20, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 20, 2021.
- 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.