Adjustable king pin assembly
CA 1258082 A · Owner: Henderson, Richard · Inventors: Henderson, Richard
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An adjustable king pin assembly for releasably mating with a fifth wheel assembly on a tractor-trailer arrangement. The king pin is secured to a plate which plate is slidably positioned for longitudinal movement with respect to the frame of the trailer in a space between spaced elongated, longitudinally aligned guide bars. Spaced longitudinally aligned apertures are provided in the plate or guide bars and, an appropriate locking mechanism, secured to the assembly is, releasably movable into locking position in any one of each one of the apertures to securely hold the plate in position against longitudinal movement. An appropriate mechanical control mechanism is provided for moving 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
- Granted August 1, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 1, 2006.
- 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.