Patent Yard Sign in
Expired Canadian patentCanada

Automatic building block laying panel-forming machine and method

CA 1065641 A · Owner: Larger, George K. · Inventors: Larger, George K.

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

A machine for automatically laying building blocks and the like into a panel. It includes a supply conveyor for feeding a predetermined number of blocks into the machine in proper sequence to form a course, the blocks standing on end. An in-feed support conveyor receives the blocks while still in upright position. A feeder carriage reciprocates over the in-feed conveyor and carries flow-guns for applying adhesive to the exposed upper ends of the blocks and to the exposed edges of the blocks at different times. The carriage is provided with clamps which, as the carriage advances successively clamp the, blocks for pivotal movement about transverse axes. Beyond the -in-feed conveyor, is a …

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 November 6, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 6, 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—
GrantedNovember 6, 1979
Term endedNovember 6, 1996
Patent numberCA 1065641 A
Classification (IPC)E04G21/22 +1 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedNov 6, 1979Term endedNov 6, 1996

Sources & verification

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