About 15 results
https://drivepatents.com/patents/1397208 · 15 Jan 2025
An internal combustion engine includes a first blow-by gas passage defined in a second wall. The internal combustion engine includes a second blow-by gas passage defined in a third wall. The internal combustion engine includes a third blow-by gas passage d...
https://drivepatents.com/patents/954745 · 30 Dec 2015
The present invention is equipped with a variable compression ratio mechanism (10) that changes an engine compression ratio depending on the rotational position of a first control shaft (14), and an actuator that changes and holds the rotational position o...
https://drivepatents.com/patents/957664 · 16 Sep 2015
[Summary] Oil pan (10) for containing engine oil is configured so as to be divided into metallic upper oil pan (13) and synthetic resin lower oil pan (14). Upper oil pan (13) and lower oil pan (14) are respectively provided with beam (25) and rib (24), whi...
https://drivepatents.com/patents/968502 · 22 Oct 2014
A control device of an internal combustion engine performs an air-fuel ratio feedback control to set an air-fuel ratio to a target air-fuel ratio, and determines abnormality of a fuel system based on a feedback correction amount by the air-fuel ratio feedb...
https://drivepatents.com/patents/990679 · 22 May 2013
A unit (1, 1') for recovering and converting thermal energy from the exhaust gases of an internal combustion engine (14) of a vehicle comprises a heat exchanger (2, 2') to be traversed by exhaust gases flowing along a by-pass path (5,5') branching out from...
https://drivepatents.com/patents/1004647 · 7 Mar 2012
The present invention is provided with a configuration which makes it possible to inhibit contact between an oil (L) and a gas in an oil pan (10a) properly. The oil pan (10a) according to the present invention contains a film (S1) which covers an oil surfa...
https://drivepatents.com/patents/1006882 · 21 Dec 2011
A reduced size four-stroke engine and a working machine using the same are provided. A fuel tank is disposed in the space below a carburetor and an engine base is integrally formed with a fuel tank. By this means, the fuel tank is disposed in the space bel...
https://drivepatents.com/patents/1008210 · 26 Oct 2011
A unit (1, 1') for recovering and converting the thermal energy of the exhaust gases of an internal combustion engine (14) of a vehicle, comprising: - a heat exchanger (2, 2') including a main conduit (5, 5') arranged branching with respect to and fluid dy...
https://drivepatents.com/patents/1010260 · 10 Aug 2011
The engine (1) has an oil sump (16) comprising a heat exchanger device provided with an exhaust gas heat exchanger line (8) through which exhaust gas flows such that engine oil is heatable. An exhaust gas supply channel (7) and an exhaust gas return channe...
https://drivepatents.com/patents/1075125 · 17 Aug 2005
There is provided a balance shaft housing (an upper housing 14U, a lower housing 14L) disposed in an oil pan (7) for accommodating balance shafts (13L, 13R) provided with counterweights (19) for canceling out a vibromotive force caused by pistons, characte...