Self-propelled walk-behind implement and transaxle therefor
CA 2386595 A1 · Owner: Tecumseh Products Company · Inventors: Johnson, Kevin L.; Williams, Douglas G.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A self-propelled, walk-behind implement including a body an, engine attached to the body and having an output shaft ground-engaging, drive wheels, and a transaxle. The transaxle includes a housing a input shaft, extending into the housing and selectively operatively engaged with the output shaft, an axle having an axis of rotation and extending through the housing the drive wheels coupled to the axle, a rotatable driving member disposed within the housing and engaged with the input shaft and a driven member, disposed within the housing and driven by the driving member. The driven member has a first axial position along the axle in which the driven member is not engaging the axle 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 May 15, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 15, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 15, 2024.
- 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.