Quick disconnect mechanism for selectively securing a shaft to a power take-off end yoke
CA 1261641 A · Owner: Walterscheid Agmaster, Inc. · Inventors: Butler, Christopher C.; Simpson, John D.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An improved quick disconnect mechanism between a rotatable end yoke hub of a power take-off and a journal shaft is disclosed. The hub has a central longitudinal passageway formed therethrough which is co-axial with the axis of rotation. An aperture is formed completely through the hub in a direction which is generally perpendicular to the longitudinal axis of the hub. The aperture extends at least partially through the passageway formed in the hub. One end of the aperture is formed with a reduced diameter portion, while an end plug is inserted through the other end of the aperture so as to close it. The end plug includes a body portion sized to fit within the aperture and a head portion …
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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 September 26, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 26, 2006.
- 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.