Water tricycle
CA 1181293 A · Owner: Benassi, Sergio · Inventors: Benassi, Umberto; Benassi, Sergio
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A tyre is used for both flotation and for propelling a pedal-driven water tricycle or similar recreational vehicle. The tyre is inflatable to provide an inflated structure (10) which has a plurality of protrusions or ribs (13) extending generally transversely across the outermost region of the tyre and across part of the side regions of the tyre. The protrusions or ribs act as paddles to propel the tricycle over water, such as lakes and swimming pools. Alternatively, or, additionally the wheel of the recreational, vehicle has a wheel structure formed by a plurality of lamellar spokes (44), which fit into slots (42) located around the hub (40), and which have an outermost region (46) which …
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 January 22, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 22, 2002.
- 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.