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Expired Canadian patentCanada

Laundry basin structure having independent pivoting washing bars

CA 1092387 A · Owner: Muh-Guey, Yeh · Inventors: Muh-Guey, Yeh

CIPO record

Overview

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

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Abstract From the Canadian patent

Washing basin within a laundry machine wherein independently pivoting washing bars are attached at suitable spacings to the basin. Said washing bars may be pivoted to any angle by means of the water flow. The toughness and flexibility of the washing bars disrupt the water flow fric-, trionally engage the items being washed and knock the items so as to enhance the cleaning process. The independently pivoting washing bars have spherical bases which are pivotably positioned on the outer wall of the laundry basin by packing rings and sockets. The washing bars extend through soft water proofing washers protecting caps on the inner surface of the basin wall. When a bar is struck by the rotating …

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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 December 30, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 30, 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.
FiledDecember 1, 1978
GrantedDecember 30, 1980
Term endedDecember 30, 1997
Patent numberCA 1092387 A
Classification (IPC)D06F13/00

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedDec 1, 1978Patent grantedDec 30, 1980Term endedDec 30, 1997

Sources & verification

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