Railway flat car hand brake system
CA 1065774 A · Owner: Maxson Corporation (The) · Inventors: Puariea, Douglas A.; Hackbarth, Richard W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A flat car hand brake system in which a vertical wheel, high powered hand brake is positioned horizontally below the deck to provide load clearance. An adjustable chain takeup system moves the idle portion of the brake chain at exactly the same rate a the loaded or pulled portion of the chain to prevent any slack which would cause fouling.
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 November 6, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 6, 1996.
- 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.