Air-fuel mixture intake pipe for internal combustion engine
US4712523A · kind A · utility
5Cited by
2References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 19, 1986 |
| Grant date | Dec 15, 1987 |
| Priority date | — |
| Expiry date | May 19, 2006 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02B2075/025
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An air-fuel mixture intake pipe for an internal combustion engine, wherein a plurality of projection rows each composed of a plurality of projections spaced from each other on an inner wall of the intake pipe and arranged in a circumferential direction are spaced from each other rows in a longitudinal direction of the intake pipe, and a space of each adjacent projections is defined by a longitudinal groove.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.