Patent GB-1909-21485
"Sept. 18, 1908, [Convention date]. Aerial machines without aerostats; planes, arrangement and construction of; propelling. An aerial machine is raised by flapping wings which are formed of curved flexible rods c covered with fabric, so that on the up-stroke the wings are curved downwards, and are extended flat on the downstroke. Two or more pairs of wings a, b are provided, either superposed as shown, or arranged in the same plane. The inner sides of the upper wings may be connected by loosely-arranged fabric to retard the fall of the machine. The wings are pivoted at e to the frame of the machine, and the inner ends of the rods c are hollowed to receive bars f, which are hinged at the middle and connected to the connecting-rods h of the crank-shaft g. On the forward end of the shaft g is fixed a propeller m which drives air under the wings and at the rear end is a fly-wheel r. Steering.-At the rear of the machine is an open-ended box n containing vertical rudders o, and vertical rudders may be arranged outside the box. Stopping way.-The rudders o, p may be placed at right-angles to the direction of travel to stop the machine"
- Inventor location and occupation: 10 Heinrichstrasse, Forst in der Lausitz, Germany ; Fulling-machine foreman
Sources
- Neilson, 1910, Aeroplane Patents, p78
- Original patent document and bibliography entry on espacenet
- Patent GB190921485A on google patents
| Year filed | 1909 |
|---|---|
| Year granted | 1910 |
| Office | GB |
| Patent number | 21485 |
| Inventors | Albert Clemens Just |
| Inventor country | DE |
| Inventor location | |
| Applicant person | Albert Clemens Just |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | An Orthoptric Flying Machine |
| English title | An Orthoptric Flying Machine |
| Tech fields | ornithopter |
| Filing date | 1909-09-20 |
| Full specification filed date | |
| Application number | 190921485D |
| Grant date | 1910-02-24 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | Patent DE-1908-09-18-Just |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | Edward Evans & Co. |
| Assigned to | |
| National tech categories | |
| IPCs | IPC B64C33/00 |
| CPCs | CPC B64C33/00 |
| Family year | 1908 |
| First filing? | 0 |
| Cites these patents | |
| Citations from after 1930 | 0 |
| Application ID | 23587905 |
| INPADOC family ID | 11082312 |
| Number of text pages | 3 |
| Number of diagram pages | 1 |
| Number of figures | 3 |
| Number of claims | 5 |
