Patent GB-1918-124355
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"124,355. Channon, F. W. July 11, 1918. Screw propellers.-The tip of an aerial propeller blade is provided with a leather shield. A piece of leather is cut to the shape shown in Fig. 4, the portion b is applied against one face of the blade, and the strips c are folded over and applied against the reverse face of the blade as shown in Fig. 2. The edges of the leather are bevelled to ensure good fitting. The surface of the blade tip not covered by the leather is coated with a layer c of cement. The whole surface is then coated with enamel and finally with varnish."
- Tech class CPC B64C11/205: Constructional features for protecting blades, e.g. coating
- Inventor location: Channon, Glue Manufacturer, of 36 West Square, Lynchford Road, Farnborough, County of Hants
Sources
- Original patent document and bibliography entry on espacenet
- Patent GB124355A on google patents
| Year filed | 1918 |
|---|---|
| Year granted | 1919 |
| Office | GB |
| Patent number | 124355 |
| Inventors | Frederick William Channon |
| Inventor country | GB |
| Inventor location | Hants |
| Applicant person | Frederick William Channon |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Improvements in or connected with Aerial Propellers |
| English title | Improvements in or connected with Aerial Propellers |
| Tech fields | propellers |
| Filing date | 1918-07-11 |
| Full specification filed date | 1918-12-21 |
| Application number | 1138418 |
| Grant date | 1919-03-27 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | 11384 |
| Patent agent | G. F. Redfern & Co. |
| Assigned to | |
| National tech categories | |
| IPCs | IPC B64C11/20 |
| CPCs | CPC B64C11/205 |
| Family year | 1918 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | 0 |
| Application ID | 21607515 |
| INPADOC family ID | 23408914 |
| Number of text pages | 3 |
| Number of diagram pages | 1 |
| Number of figures | 4 |
| Number of claims | 3 |
