Control switch arrangement for an orbital polisher
CA 2107406 A1 · Owner: Nickels, Richard Carroll, Jr. · Inventors: Nickels, Richard Carroll, Jr.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A hand-held orbital polisher includes a housing an, electric motor and hand-operated motor control device mounted in the housing, and a pair of handles closely coupled to a housing to position an operator's thumbs adjacent the control device. The control device includes an electrical switch having a slidable actuator and a pair of thumb-actuated levers to selectively move the actuator into either of two on positions or into an off position. The levers are pivotably mounted to the housing have a, collar drivingly connected to the actuator and a thumb pad, at one end. The pivots can be defined at the other end of the levers and the collar at the center or at the center, of the lever and the …
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
- Filed September 30, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 30, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 30, 2015.
- 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.