Method and device for cleaning objects
CA 2295038 A1 · Owner: Beijbom, Peter · Inventors: Beijbom, Peter; Severinsson, Lars Mattis
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a method and a device for cleaning objects preferably spray guns. At least one pulse counting device (9) is provided to count the number of pulses of the pulsating flow of washing liquid in a washing-liquid conduit (7) which feeds the washing liquid (3) from a washingliquid pump (5) to at least one washing-liquid nozzle (2). The pulse counting device (9) controls at least one valve device (11) to close in dependence of , a predetermined number of pulses counted by the pulse counting device (9) a , pressure-medium conduit (13) to the washing-liquid pump (5) so that the operation thereof is interrupted. Hereby it is ensured that the desired and , actual …
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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
- Filed June 30, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 30, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 30, 2020.
- 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.