Patent GB-1911-18730

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Disks at outer edge of wings to act like ailerons, elevators, and rudders. Nice idea. Its seems that the discs can rotate to maintain gyroscopic stability at various angles.

Several previous patents are referred to here, like modern citations: Patent GB-1909-13418, Patent GB-1909-16707, Patent GB-1909-26674, Patent GB-1909-29372, Patent GB-1909-30194, Patent GB-1910-6657, Patent GB-1910-13298

Add image here. example

Patent FR-1912-434621 is a foreign filing of this patent, with identical diagrams. The French one was filed a month after this one, but granted long before this one.

  • Inventor location: Hazeldene, Rydes Hills, near Guildford, Surrey, GB; Mechanical engineer


Year filed 1911
Year granted 1912
Office GB
Patent number 18730
Inventors Algernon Fletcher
Inventor country GB
Applicant person Algernon Fletcher
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title New or Improved Controlling Plane for Flying Machines
English title Controlling plane for flying machines
Tech fields control, rudder, elevator, aileron
Filing date August 19, 1911
Full specification filed date
Application number 191118730D
Grant date August 15, 1912
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Boult, Wade & Tennant
Assigned to
National tech categories
IPCs IPC B64C9/00
CPCs CPC B64C9/00, CPC B64C2700/6243
Family year 1911
First filing? Yes
Cites these patents
Citations from after 1930
Application ID 23620793
INPADOC family ID 11110856
Number of text pages 4
Number of diagram pages
Number of figures
Number of claims 7