Patent US-1905-831173
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Curved wing surfaces (curved down from center to ends); parabola cross-sections get increasingly steep toward middle; braced by wires but can bend under pressure; moved by cables & pulleys ; JJM's other patents listed on Harwood & Fogel, p226 do not seem to be related to aircraft. Montgomery had German, British, Canadian, and US patents.
- Inventor location: Santa Clara, Santa Clara county, CA (FIPSloc=6085, imputed by HistPat)
- Tech classes CPC B64C31/02: Gliders, e.g. sailplanes; Also covers accessories for gliders (e.g. insect removal from leading edges) which cannot be adequately classified elsewhere. And CPC Y02T70/10: Measures concerning design or construction of watercraft hulls
Sources
- Patent 831173 document and bibliographic info on espacenet
- Patent 831173 at google patents
- Harwood and Fogel, 2012, p. 226
- Short's DB
- PTO 244
| Year filed | 1905 |
|---|---|
| Year granted | 1906 |
| Office | US |
| Patent number | 831173 |
| Inventors | John J. Montgomery |
| Inventor country | US |
| Inventor location | |
| Applicant person | John J. Montgomery |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Aeroplane |
| English title | Aeroplane |
| Tech fields | navigation, aerodynamics, stability |
| Filing date | 1905-04-26 |
| Full specification filed date | |
| Application number | 1905257403 |
| Grant date | 1906-09-18 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | 257403 |
| Patent agent | Wm. F. Booth |
| Assigned to | |
| National tech categories | USPC 244/16, USPC 114/67R, USPC 244/90R |
| IPCs | IPC B64C31/00 |
| CPCs | CPC Y02T70/121, CPC B64C31/02, CPC Y02T70/10 |
| Family year | 1905 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | 0 |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 5 |
| Number of diagram pages | 3 |
| Number of figures | 5 |
| Number of claims | 46 |
