Aligning device
CA 1195284 A · Owner: Raymond Kaiser Engineers Inc. · Inventors: Irwin, Rodney C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A projectable device for aligning rail mounted equipment with track-side structures, and, in particular for aligning a coke, oven door extractor pusher ram, or jamb cleaner with a coke oven door. In one embodiment, a rod having an attached terminal fork is extended horizontally toward the door so as to indicate alignment when an attached aligning plate is engaged by the fork. The rod projects from a piston and cylinder combination and it is auto-, matically withdrawn if alignment is correct. In a second embodiment, an arm having an attached terminal fork is swung downwardly in a vertical arc to engage the aligning plate and thereafter automatically returned to its initial, vertical position …
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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 October 15, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 15, 2002.
- 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.