Method and apparatus for controlling ice thickness
CA 2005262 A1 · Owner: Cornelius Company (The) · Inventors: Fessler, Herman S.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of and apparatus for controlling the thickness of an ice bank as might typically be found in the beverage dispenser field, wherein the method has the steps of attaching an ice sensor to the cooling coils of the ice bank reservoir, selecting and setting an operatively fixed but, user-selectable, space between the sensor and the cooling coils, freezing a portion of water to form the ice bank sensing the formation of ice at the sensor and controlling, the freezing responsive to the sensing of ice. The apparatus is usually flat and manufactured from a single piece of injection molded plastic. Included within a first region are a curved portion for interweaving between adjacent cooling …
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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 December 12, 1989. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 12, 2009.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 12, 2011.
- 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.