Governor device
US4797074A · kind A · utility
5Cited by
6References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 29, 1987 |
| Grant date | Jan 10, 1989 |
| Priority date | — |
| Expiry date | Jun 29, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/1135
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
Disclosed is a speed controller of the ball cone type having a unique conical head which serves as a face seal valve and further encloses seals and protects the governor against entry of particulate matter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.