Truck for skateboard
CA 2062384 A1 · Owner: Chen, Ting-Hsing · Inventors: Chen, Ting-Hsing; Chen, Ting-Hsing
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A truck for a skateboard is composed of a beam having one end being formed integral with the truck and the other end being formed integral with an axle hub. The truck has further comprising a boss extending downward having an inner recess defining a circular flange and an opening. The beam has integral at its top with a circular bracket which is in align with the opening of the boss. An elastomeric member is generally semi-spherical in shape having a groove at top end and a blind bore in top middle portion. The outer diameter of the groove of the elastomeric member equals to the diameter of the flange of the boss allowing the groove to be clampped by the flange and the bottom portion of 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 6, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 6, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 6, 2014.
- 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.