Patent US-1869-88431
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- The diagrams are labeled "Governor" ; it must be a control mechanism
- I see no inventor-signed date, or filing date, only grant date
- Tech class CPCF15B9/10 Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor in which the controlling element and the servomotor each controls a separate member, these members influencing different fluid passages or the same passage
- Inventor location: Washington, DC (FIPSloc=11001, imputed by HistPat)
Sources
- Patent 88431 document and bibliographic info on espacenet
- Patent 88431 at google patents
| Year filed | 1869 |
|---|---|
| Year granted | 1869 |
| Office | US |
| Patent number | 88431 |
| Inventors | Jearum Atkins |
| Inventor country | US |
| Applicant person | Jearum Atkins |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Improvement in devices for controlling fluids under pressure |
| English title | Improvement in devices for controlling fluids under pressure |
| Tech fields | valve, rudder, servomotors |
| Filing date | 1869-03-30 |
| Full specification filed date | |
| Application number | |
| Grant date | |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | .5 |
| Serial number | |
| Patent agent | N. D. O. Smith |
| Assigned to | |
| National tech categories | |
| IPCs | |
| CPCs | CPC F15B9/10, CPC B64C13/00 |
| Family year | 1869 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | 4 |
| Application ID | 45545607 |
| INPADOC family ID | |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 2 |
| Number of claims | 1 |
