About 11 results
https://drivepatents.com/patents/949405 · 19 Aug 2015
Various methods and systems are provided for reducing cylinder-to-cylinder variation in exhaust gas recirculation. In one embodiment, a system 300 comprises a first cylinder group 303 of an engine having a first number of cylinders, a second cylinder group...
https://drivepatents.com/patents/1076347 · 29 Jun 2005
A two-stroke constant-pressure turbocharged internal combustion engine has 13 cylinders in a single row and a scavenge air system with at least one elongated scavenge air receiver. The engine has a firing sequence (n1-n13) of the engine cylinders (C1-C13),...
https://drivepatents.com/patents/1078507 · 13 Apr 2005
In a cylinder block (10) for an internal-combustion engine, a cap-mounting bulk portion (74) is connected with both first and second side walls (25) of a crankcase (24) formed below a lower deck (22). Each of first and second bulk connection portions (83) ...
https://drivepatents.com/patents/1078753 · 6 Apr 2005
A control device switches an engine between normal operation mode and special operation mode. In the normal operation mode, an independent cylinder configuration is formed to produce combustion independently in individual cylinders. In the special operatio...
https://drivepatents.com/patents/1095766 · 28 May 2003
Modern internal combustion engines produce high temperatures and pressures in the combustion chamber of the engine that place immense stresses on the engine's pistons. These temperatures and pressures can cause pistons to deform or wear and prematurely fai...
https://drivepatents.com/patents/1097052 · 2 Apr 2003
In a multi-cylinder engine, an inner space (17) is interposed between upper and lower female screws (9), (13) and an outer wall (14) of a cylinder block (6). Lower peripheral wall portions (15), (15) of a cylinder wall (1) continue with left and right both...
https://drivepatents.com/patents/1098372 · 12 Feb 2003
A cooling water path (5) is equipped with an intake side cooling path (6) formed between an intake port wall portion and a cylinder head peripheral wall portion (4), an exhaust side cooling path (8) formed between an exhaust port wall portion and the cylin...
https://drivepatents.com/patents/1100255 · 20 Nov 2002
A multi-cylinder internal combustion engine includes an intake manifold having branch pipes connected to one side of a cylinder head and curved to allow the intake manifold to extend to directly above a cylinder-head cover, and intake-side spark plugs andf...
https://drivepatents.com/patents/1105492 · 3 Apr 2002
Internal combustion engine comprises a cylinder crank case (10) containing two working cylinders in which working pistons (18, 20) connected to cranks (32, 34) of a crank shaft (36) oscillate in phase with each other. The crank case contains three cylinder...
https://drivepatents.com/patents/1109895 · 26 Sep 2001
Balancer shaft (20) with at least one balance weight portion (43,44,45) for an internal combustion engine, said balancer shaft is rotationally driven by a crankshaft (5) of said engine. The balancer shaft comprises a weight portion (20A) and a non-weight p...