Stroke adjustment for vacuum motor
US4284261A · kind A · utility
23Cited by
3References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 23, 1979 |
| Grant date | Aug 18, 1981 |
| Priority date | — |
| Expiry date | Jul 23, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S137/907
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A vacuum motor for controlling a carburetor choke valve in which the stroke of the motor is limited to a predetermined length for a predetermined period of time after which the length of stroke is increased a predetermined amount.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.