Circumferential piston compressor/pump/engine (CPC/CPP/CPE); circumferential piston machines
US7553133B2 · kind B2 · utility
0Cited by
26References
18Claims
0Family size
Inventor
Key dates
| Filing date | Apr 18, 2006 |
| Grant date | Jun 30, 2009 |
| Priority date | — |
| Expiry date | Oct 24, 2026 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04B53/126
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A rotary piston machine includes a first spheroidal element including pistons and/or cylinders and a second spheroidal element including pistons and/or cylinders, wherein the first element can move relative to the second element. The machine can be used as part of a pump, compressor, or engine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.