Cleaning apparatus for a corona generating device
CA 1104199 A · Owner: Xerox Corporation · Inventors: Jasinski, Stefan A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A corona generating device having an elongated generally U-shaped shield and a corona wire mounted within and extending along the length of the shield has an improved cleaning apparatus for cleaning both the interior surface of the shield and the wire. The cleaning apparatus includes a block slidably mounted within the shield so that the block can be moved back and forth along the shield, and a disposable cap which locks onto the block over the corona wire. The cap has cleaning pads mounted thereon for cleaning the interior surface of the shield, and a protrusion and recess are used to lock the cap onto the block in an operative position in which the cleaning pads contact the interior …
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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 June 30, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 30, 1998.
- 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.