Patent FR-1912-450426

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Reference is made herein to two German patents dated 29 November 1911, and 19 July, respectively.

This has to do with a foldable rudder, which if fitted with a compass, and is connected articulately to various points on the frame of the airplane. A "control cable" is used here.

Sources


Year filed 1912
Year granted 1913
Office FR
Patent number 450426
Inventors
Inventor country DE
Applicant person
Applicant firm E. Rumpler Luftfahrzeugbau G.m.b.H.
Applicant type COMPANY
Applicant is inventor? No
Original title Gouvernail de profondeur pour aéroplanes
English title Airplane rudder, collapsible ("profondeur" refering to hollowness, that is collapsibility)
Tech fields airplane, rudder, navigation, design, frame
Filing date 1912/11/11
Full specification filed date
Application number 450426D
Grant date 1913/01/18
Granted? Yes
Publication date 1913/03/25
Supplementary to patent Patent DE-1911-11-29 E. Rumpler Luftfahrzeugbau G.m.b.H., Patent DE-1911-07-19 E. Rumpler Luftfahrzeugbau G.m.b.H.
Related to aircraft? Yes
Serial number
Patent agent L. Chassevent
Assigned to
National tech categories FR 6.4
IPCs IPC CPC B64C13/00
CPCs CPC B64C2700/6256, CPC B64C13/00
Family year 1912
First filing? Yes
Cites these patents
Citations from after 1930
Application ID 19268674
INPADOC family ID 5337951
Number of text pages 2
Number of diagram pages 1
Number of figures 4
Number of claims 1