Pump which can be actuated by a hand lever
CA 2440413 A1 · Owner: Von Schuckmann, Alfred · Inventors: Petzold, Werner
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a pump (4) which can be actuated by a hand lever is , used to spray liquids (3), and can be especially placed on bottles (1) or the like. Said pump comprises a piston (13) which can be linearly displaced in a chamber (17) on the side of the housing against the force of a compression , spring and which is used to spray the liquid (3) out of a mouthpiece nozzle (24). The piston (13) is coupled to the pivotably positioned hand lever (6) by means of a connecting tractional member (G) in such a way that the pivoting movement of the hand lever (6) pulls the piston (13) in the direction of the liquid (3) moving towards the mouthpiece nozzle (24). The connecting …
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 March 6, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 6, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 6, 2024.
- 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.