Patent GB-1911-2215
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- Biplane, with significant design differences between the upper and lower planes.
- From abstract on google patents: "2215. Theinert, W. Jan. 28. No Patent granted (Sealing fee not paid). Aerial machines without aerostats; planes, arrangement and construction of. [This] flying machine comprises an upper main plane a having the front part of substantially uniform width and the rear part tapering in width, as shown in Fig. 2; a lower supporting-plane e of uniform width; and the usual elevators t, rudder r, and propeller s. The underside of the plane a may be formed with a series of concavities d extending transversely, for preventing the formation of eddies. The front edge of the plane a may be curved as shown in Fig. 2. Steering. The main plane a can be adjusted about a transverse axis k by means of links l, connected to the plane and to nuts m engaging right and left handed screws on a rod n rotated bv a hand-wheel o. The lower plane e may also be adjusted about a transverse axis. p."
- The patent appears to have been granted in the normal way but its abstract says "Sealing fee not paid." That phrase is NOT stamped on the spec document itself.
- Tech class CPC B64C3/385: Variable incidence wings
- Inventor location: 13 Covill Place, London, W. ; Engineer
Sources
| Year filed | 1911 |
|---|---|
| Year granted | 1911 |
| Office | GB |
| Patent number | 2215 |
| Inventors | Wilhelm Theinert |
| Inventor country | GB |
| Inventor location | London |
| Applicant person | Wilhelm Theinert |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Improvements in Aeroplane Flying Machines |
| English title | Improvements in Aeroplane Flying Machines |
| Tech fields | biplane |
| Filing date | 1911-01-28 |
| Full specification filed date | |
| Application number | 191102215D |
| Grant date | 1911-08-17 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | S. Sokal |
| Assigned to | |
| National tech categories | |
| IPCs | IPC B64C3/38 |
| CPCs | CPC B64C3/385 |
| Family year | 1911 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | 0 |
| Application ID | 23611411 |
| INPADOC family ID | 11102670 |
| Number of text pages | 3 |
| Number of diagram pages | 1 |
| Number of figures | 4 |
| Number of claims | 5 |
