Patent US-1909-922638
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Multiple air holes pass through interior of bullet (along vertical axis) in helical arrangement
- Inventor location: Walton House, Brunswick Road, West Brunswick, State of Victoria Australia
- Tech class CPC F42B10/30: Stabilising arrangements using spin induced by gas action using rocket motor nozzles
Sources
- Patent 922638 document and bibliographic info on espacenet
- Patent 922638 at google patents
| Year filed | 1908 |
|---|---|
| Year granted | 1909 |
| Office | US |
| Patent number | 922638 |
| Inventors | Edward Spencer |
| Inventor country | AU |
| Applicant person | Edward Spencer |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Bullet and projectile |
| English title | Bullet and projectile |
| Tech fields | military, projectile, stability |
| Filing date | 1908-09-05 |
| Full specification filed date | |
| Application number | |
| Grant date | 1909-05-25 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 0.5 |
| Serial number | 451881 |
| Patent agent | Wm Wallace ? |
| Assigned to | |
| National tech categories | USPC 244/3.23, USPC 346/81 |
| IPCs | IPC F42B10/00 |
| CPCs | CPC F42B10/30 |
| Family year | 1908 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | 5 |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 6 |
| Number of claims | 1 |
