Semi automatic random box sealer
CA 2446799 A1 · Owner: Le, Tuan Vinh · Inventors: Le, Tuan Vinh
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A simple box sealer has no flap folding structure that seals shut the flaps , of a cardboard box already having the flaps folded to the closed position. The box sealer has a low friction, conveyor and a pair of lateral conveyors located thereon to move the boxes through the box, sealer. A floating head located above the conveyors has an inclined entry ramp with a first, sensor that causes the floating head to move upwardly as long as any part of the box touches, the entry ramp, thereby lifting the floating head to the correct height to allow the boxes to, pass through the box sealer. A second sensor which may be one and the same or , different than the first sensor, causes the lateral …
Read the whole patent
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 27, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 27, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 27, 2025.
- 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.