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Expired Canadian patentCanada

Burning logs simulator

CA 1077982 A · Owner: Plambeck, H. Robert · Inventors: Plambeck, H. Robert; Plambeck, H. Robert (111)

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

A burning logs simulator comprises a burning logs replica illuminated internally and presenting to a front viewer or user the appearance of a pile of burning logs. Curtains of mechanically agitated flicker strips are located behind the front of the replica with a light source therebetween and produce flickering imparting a sensation of a fast burning, hot fire throughout the face of the burning logs. The noise or sounds of such a fire are simulated by the moving interaction of two pieces of material, one piece having looped fibers and the other having hooked fibers. The pieces of material may be mounted on the circumferences of rotating drums which, when rotated, cause portions of the …

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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

  • Granted May 20, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 20, 1997.
  • 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—
GrantedMay 20, 1980
Term endedMay 20, 1997
Patent numberCA 1077982 A
Classification (IPC)A63J5/00

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedMay 20, 1980Term endedMay 20, 1997

Sources & verification

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