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Expired Canadian patentCanada

Reciprocating internal combustion engine and support assembly

CA 1189454 A · Owner: Steyr-Daimler-Puch Aktiengesellschaft · Inventors: Valev, Assen

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

An engine block includes cylinders cylinder, heads, a crankshaft, connecting rods connected to said crankshafts, a camshaft, camshaft-driving gears operatively connecting said crankshafts to said camshaft and intake and, exhaust manifolds communicating with the interior of said cylinders. A sheath encloses at least part of said engine block. Sealing elements connect said sheath to said engine block and insulate against structure-borne sound. A flywheel is non-rotatably connected to said crankshaft at one end of said engine block. Power train housing means are disposed at said one end of said engine block and include a flywheel housing which accommodates said flywheel. The flywheel housing …

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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 June 25, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 25, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 30, 1982
GrantedJune 25, 1985
Term endedJune 25, 2002
Patent numberCA 1189454 A
Classification (IPC)F01N1/00 +1 more

Timeline

Timeline From CIPO dates

1983198519871989199119931995199719992001Application filedMarch 30, 1982Patent grantedJune 25, 1985Term endedJune 25, 2002

Sources & verification

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