Method and apparatus for simultaneously assembling two or more continuous tobacco layers
CA 2302884 A1 · Owner: Mdj Enterprises Ltd. · Inventors: Hrboticky, Karel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Method and apparatus for simultaneously assembling two or more tobacco layers (8) to produce two or more Continuous Cigarette rods. The aim of this invention is to eliminate any assistance of the presently used mechanical or additional pneumatic means for a division of the tobacco particles (3) into two or more equal amounts. The division is achieved exclusively by means of two or more conveying airflows (10). A flow of tobacco particles (3) is conveyed upwardly in a duct flow (4) through a rectangular suction duct (2) towards two or more bottom branches (5) of two or more parallel air-permeable suction bands (6) of a suction conveyor apparatus (1). The bottom branches (6) are separated by …
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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 March 20, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 20, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 20, 2022.
- 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.