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Expired Canadian patentCanada

Transverse coupling arrangement for a rail vehicle

CA 1103994 A · Owner: Schweizerische Lokomotiv- Und Maschinenfabrik · Inventors: Vogel, Hans H.

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

Abstract of The Disclosure, The coupling arrangement includes a longitudinally extending shaft, means for supporting the shaft on the vehicle body and a linkage which connects the trucks to the shaft. Each linkage employs a transverse steering rod which is articulated to the end of a truck at a predetermined connection point which lies in an inclined plane passing through a guide member connecting the truck to the vehicle body and through a transverse center plane of the vehicle body.

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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 30, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 30, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 11, 1979
GrantedJune 30, 1981
Term endedJune 30, 1998
Patent numberCA 1103994 A
Classification (IPC)B61D3/10 +1 more

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedMay 11, 1979Patent grantedJune 30, 1981Term endedJune 30, 1998

Sources & verification

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