Patent Yard Sign in
Expired Canadian patentCanada

Rotary head device, for supplying cigarettes to the feeding hopper of a cigarette packeting machine

CA 1049439 A · Owner: G. D Societa' Per Azioni · Inventors: Enzo, Seragnoli

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

Open the CIPO record

Abstract From the Canadian patent

Improved, rotary head device for supplying cigarettes to, the feeding hopper of a cigarette packeting machine which comprises substantially parallelepiped box shaped head which is inter-, mittently caused to rotate about a horizontal axis. The rotary head is divided into two compartments asymmetrically positioned relative to an axial plane, which compartments are open on the front and upper and are also provided with openings on one of their side walls. Transfer means are provided for transferring into one and for removing from the other of said compartments individual containers through said lateral openings. Each compartment is provided with movable intercepting means for closing and …

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

  • Granted February 27, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 27, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedFebruary 27, 1979
Term endedFebruary 27, 1996
Patent numberCA 1049439 A
Classification (IPC)B65B19/04 +1 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedFeb 27, 1979Term endedFeb 27, 1996

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.