System for supplying preforms in particular for a container blowing machine
CA 2425345 A1 · Owner: Sidel · Inventors: Charpentier, Alain
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a system for supplying preforms of the type comprising a hopper (18) inclined relative to the horizontal and at the bottom of which are arranged two substantially parallel rollers (28) driven in rotation about their respective axis (A1 A2), and wherein the preforms (32) are delivered in bulk at the upper end of the hopper (18). The invention is characterised in that the hopper (18) comprises at least wheel for ejecting (40) wrongly oriented preforms (50) which is driven in rotation about its axis (A3 A4, A5), which is inclined relative to a perpendicular to the direction of axes (A1 A2) of the aligning rollers so as to sweep the wrongly aligned or nested preforms (50) …
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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 October 30, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 30, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 30, 2023.
- 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.