Internal combustion engines
US9874141B2 · kind B2 · utility
4Cited by
9References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 16, 2014 |
| Grant date | Jan 23, 2018 |
| Priority date | — |
| Expiry date | Oct 16, 2034 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02M61/14
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An internal combustion engine comprising at least one pair of opposed, reciprocating pistons forming a combustion chamber therebetween a crankshaft driven by the pistons via respective drive linkages. The outer piston furthest from the crankshaft comprises a skirt extending from its perimeter towards the crankshaft to form a cylinder within which the other, inner piston reciprocates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.