Patent US-1909-932999

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Design for a 'ballonet' inside the main gas bag; provides additional regulation of pressure, more stable pressure equilibrium, and structural support for the larger balloon

  • Inventor location: 160 Berlinerstrase, Gross-Lichterfelde-Ost; near Berlin, Germany; Italian subject
  • Witnesses as shown on the final text page: Henry Hasper and Woldemar Haupt ; these two witnesses are prevalent, and almost always, possibly always, paired together.

Sources


Year filed 1909
Year granted 1909
Office US
Patent number 932999
Inventors Joseph Albert Rignon
Inventor country DE, IT
Applicant person Joseph Albert Rignon
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Air-Ship
English title Air-Ship
Tech fields LTA, ballonet, balloon
Filing date 1909/03/25
Full specification filed date
Application number 1909485795
Grant date 1909/08/31
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number 485795
Patent agent
Assigned to
National tech categories USPC 244/73R
IPCs IPC B64C11/001
CPCs CPC B64C11/001
Family year 1909
First filing? Yes
Cites these patents
Citations from after 1930
Application ID 47225294
INPADOC family ID 43887639
Number of text pages 2
Number of diagram pages 1
Number of figures 2
Number of claims 2