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Expired Canadian patentCanada

Rotating washer assembly

CA 1066463 A · Owner: Rogers, Jack · Inventors: Travaglio, Dalny

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

Travaglio ) Abstract, An apparatus for spray washing the interior of vessels includes a body member secured to a fluid supply line, and a housing rotatably secured to the body and in flow communication therewith. A hub is rotatably secured to the housing on an axis transverse to the body-housing axis and, a plurality of nozzles extend radially from the hub perpendicular to the hub axis. A pair of reaction jets also extend radially from the hub to drive the hub in an oscillating motion. The hub is secured to a spindle which is joined to a lever which operates an over center toggle. The toggle operates a valve which alternates the fluid flow to the reaction jets to produce the oscillating hub …

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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 November 20, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 20, 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 20, 1979
Term endedNovember 20, 1996
Patent numberCA 1066463 A
Classification (IPC)B05B3/06 +1 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedNov 20, 1979Term endedNov 20, 1996

Sources & verification

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