Patent FR-1907-372536

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Design for a valve at the top of a balloon, which the aeronaut regulates by means of a cord. More or less it is a rubber channel with metal rings, which can be precisely adjusted by means of levers.

Inventor location: France (Seine)

Sources


Year filed 1906
Year granted 1907
Office FR
Patent number 372536
Inventors Édouard-Louis Surcouf, Édouard Surcouf
Inventor country FR
Applicant person
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Soupape aérostatique
English title Aerostatic valve
Tech fields LTA, valve, balloon, landing
Filing date December 13, 1906
Full specification filed date
Application number 372536D
Grant date February 21, 1907
Granted? Yes
Publication date April 10, 1907
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent Marillier et Robelet
Assigned to
National tech categories FR 6.4
IPCs IPC B64B1/58
CPCs CPC B64B1/58
Family year 1906
First filing? No
Cites these patents
Citations from after 1930
Application ID 19192526
INPADOC family ID 5275099
Number of text pages 2
Number of diagram pages 1
Number of figures 3
Number of claims