Wiper joint structure
CA 1282915 C · Owner: Tridon Limited · Inventors: Chow, Simon Siu Man
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A pivotal connection for minimizing any lateral movement between pivotally connected longitudinally extending yokes in articulated windshield wipers forming elongate holders whereby wiper blades are connected to wiper arms driven to reciprocate the blades over a windshield. A preferred embodiment of the pivotal connection comprises an inner portion including a pair of spaced parallel, flanges having at least one pair of free ends and a rigid outer portion for receiving the inner portion. The portions are pivotally connected by means of a pair of inwardly directed pivot stubs located opposite one another and fixed to inner surfaces of the outer portion. The stubs are received in respective …
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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
- Granted April 16, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 16, 2008.
- 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.