Air sweep defroster
CA 1264310 C · Owner: Boone, Otho N. · Inventors: Stouffer, Ronald Denton; Boone, Otho N.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A defrost/defog air supply system for issuing a sweeping Jet of Air upon a windshield or other surface to be defrosted or defogged comprises a fluidic oscillator having a power nozzle coupled to receive the defrost/defog air and an outlet for issuing a sweeping stream of defrost/defog air onto the surface. The fluidic oscillator is short in length (in the preferred embodiment the distance from the power nozzle to the end of the outlet is less than twice the width of the power nozzle) and has a pair of control ports immediately adjacent the downstream side of the power nozzle of the fluidic and a continuous inertance loop interconnecting the control ports with the continuous inertance loop …
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 9, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 9, 2007.
- 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.