Patent FR-1913-449503

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(This patent makes reference to the Patent FR-1907-373818.8693 addition to Patent FR-1907-373818. This is an unusually sleek apparatus, featuring something along the lines of skis, rather than wheels. Shock is reduced by way of hydro-pneumatic pistons such as those articulated in the earlier patent and addition to which reference is made.)

  • Inventor location: Seine, France


Year filed 1912
Year granted 1912
Office FR
Patent number 449503
Inventors Robert Esnault-Pelterie
Inventor country FR
Applicant person Robert Esnault-Pelterie
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Système de train d'atterrissage pour aéroplanes de course
English title Airplane landing gear system featuring skis, as opposed to wheels
Tech fields airplane, landing, chassis, frame, shock-absorber
Filing date September 25, 1912
Full specification filed date
Application number 449503D
Grant date December 26, 1912
Granted? Yes
Publication date March 1, 1913
Supplementary to patent Patent FR-1907-373818, Patent FR-1907-373818.8693
Related to aircraft? Yes
Serial number
Patent agent Armengaud jeune
Assigned to
National tech categories FR 6.4
IPCs IPC B64C25/00
CPCs CPC B64C25/62, CPC B64C25/54, CPC B64C25/52
Family year 1912
First filing? No
Cites these patents
Citations from after 1930
Application ID 19267771
INPADOC family ID 5337173
Number of text pages 2
Number of diagram pages 1
Number of figures 3
Number of claims 2