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Expired Canadian patentCanada

Segmentized flap system

CA 1319664 C · Owner: Messerschmitt-Boelkow-Blohm Gmbh · Inventors: Pohl, Ulrich; Renken, Juergen

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

A flap system along the trailing edge of a transsonic aircraft wing which system includes segments arranged in span direction, a driving system for protraction and retraction of the segments includes a plurality of spindle drives connected to the segments such that each segment is connected to at least two spindle drives; and control means for controlling the spindle drives in such a manner that at least some of the drives are independently controlled from each other so that the segments can pivot vertical axes in addition to normal pivoting about horizontal axes.

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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 29, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 29, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 28, 1986
GrantedJune 29, 1993
Term endedJune 29, 2010
Patent numberCA 1319664 C
Classification (IPC)B64C13/26 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedAug 28, 1986Patent grantedJune 29, 1993Term endedJune 29, 2010

Sources & verification

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