Self-propelled vehicle having bogie-type running gear
CA 1298209 C · Owner: Mellgren, Per-Gustaf · Inventors: Mellgren, Per-Gustaf
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A common carrier for a feller-buncher forwarder, or skidder comprising a self-propelled vehicle including a chassis and a bogie on either side of the chassis. The bogie includes a walking beam with pneumatic wheels on either end of the walking beam. A first arm extends upwardly from the walking beam and is connected by links to a rocking beam mounted in a horizontal plane on the top of the chassis and pivoting about a vertical axis. The rocking beam is mounted on a sliding pad adapted to slide in a track along a longitudinal axis of the chassis. Hydraulic piston and cylinder means are provided for giving a limited longitudinal adjustment or displacement to the mounting pad.
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 March 31, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 31, 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.