The Rideau Canal

[sgera]

well, this invention and mega-zamboni likely explains what i would say are the best ice conditions i can remember...of all years on the canal.

Originally Posted by rocketphish

How inventors of famed Frosters that groom Rideau Canal Skateway lost patent due to junk mail
The gangly machines crawl along the world’s largest skating rink, winding through the heart of Ottawa.

Adrian Humphreys, Ottawa Citizen
Published Feb 07, 2025 • Last updated 5 hours ago • 5 minute read



Two Canadian inventors of giant ice resurfacing machines that tame the Rideau Canal each winter into the world’s largest skating rink have lost the patent for their unique contraptions because email alerts warning of an unpaid patent fee were caught in a junk mail folder.

Known as Frosters, the machines crawl along the Rideau Canal Skateway at night, giving the nearly eight kilometres of outdoor ice that winds through the heart of Ottawa its smooth, hard surface.

<more>

https://ottawacitizen.com/news/canada/froster-rideau-canal-skating-rink