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
- Searching USPC 244
- Patent 932999 document and bibliographic info on espacenet
- Patent 932999 at google patents
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 |