Flexible vane agitator for high stroke rate automatic washer
CA 1237291 A · Owner: Whirlpool Corporation · Inventors: Brenner, Robert A.; Sherer, Robert B.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A flexible vane agitator is provided for use with a high stroke rate automatic washing machine in which the vanes on the agitator are very flexible and have a special configuration in which the thickness of the vanes decreases from a base end at the agitator barrel to a point at least half way to the end of the vane and then increases in thickness to the radial tip such that the tip is bulbous and is thicker than any other portion of the vane except for the base. The bulbous tip is rounded and has a shorter height than the base end.
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 May 31, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 31, 2005.
- 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.