Throttle assembly
US4827884A · kind A · utility
24Cited by
4References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 2, 1987 |
| Grant date | May 9, 1989 |
| Priority date | — |
| Expiry date | Oct 2, 2007 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02M2003/067
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A throttle assembly (10) for an engine comprising: a primary throttle plate (16) rotatably mounted on a first shaft (18); linkage (22) for rotating the first shaft (18) in response to operator demand; a second throttle plate (42) received within a cut-out (30) formed in the first throttle plate and rotatably mounted relative to the first shaft; and an actuator (50) for rotating the second throttle plate relative to the first throttle plate to adjust the flow area of a second flow passage formed between the first and second throttle plates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.