About 33 results
https://drivepatents.com/patents/1002218 · 23 May 2012
The present invention is applied to an internal combustion engine comprising a first supercharger (61), a second supercharger (62), a first control valve (66) for controlling a supply of an exhaust gas to the first supercharger, and a second control valve ...
https://drivepatents.com/patents/1006347 · 11 Jan 2012
In the case where a low-pressure-side supercharging pressure acquired value corresponding to the pressure of inlet gas at the outlet of a low-pressure compressor operated in a twin supercharging mode is less than a target supercharging pressure in a single...
https://drivepatents.com/patents/1009632 · 7 Sep 2011
In a multi-stage sequential supercharger system for a multi-cylinder engine, a first supercharger unit (55) having a first turbine housing (64) and a first compressor housing (65), and a second supercharger unit (56) having a second turbine housing (74) an...
https://drivepatents.com/patents/1012014 · 15 Jun 2011
The present invention is applied to an internal combustion engine comprising a first supercharger 61, a second supercharger 62, a first control valve 66 for varying an amount of an exhaust gas supplied to the first supercharger, a second control valve 64 f...
https://drivepatents.com/patents/1012533 · 1 Jun 2011
Turbines (21b, 31b) and compressors (21a, 31a), which constitute superchargers (21, 31), are disposed in series on an exhaust gas passage (3) and an air intake passage (2), respectively. The supercharger (31) is equipped with a supercharger rotation sensor...
https://drivepatents.com/patents/1068725 · 29 Mar 2006
The engine (1) has at least two cylinders (3) in two groups (3', 3"), an exhaust line (4) and two parallel exhaust superchargers (6, 7). An exhaust gas return (8) has a line (9) which branches out from the exhaust gas line upstream of the two turbines (6a,...
https://drivepatents.com/patents/1068795 · 29 Mar 2006
The method involves compressing fresh air in a high-pressure compressor (4). A self-actuating valve is opened when a pressure downstream of the high-pressure compressor is lower than a pressure upstream of the high-pressure compressor. A portion of the fre...
https://drivepatents.com/patents/1087149 · 19 May 2004
The invention relates to a supercharging apparatus for an engine (2) comprising a high-pressure stage supercharger (3) having a high-pressure stage turbine (31) arranged in an exhaust gas passage (25) of the engine (2) and a high-pressure stage compressor ...
https://drivepatents.com/patents/1089267 · 3 Mar 2004
The supercharging system is made in at least two stages, whereby a given stage has an associated turbine (13,16) and a compressor (14,17) coupled by a common shaft (15). At least the exhaust gas side parts (13,16) of the system are integrated into a common...
https://drivepatents.com/patents/1089820 · 4 Feb 2004
Change over takes place between control of the first actuator (6) and control of the second actuator (8).