Patent · US Active

Internal combustion engine with oil warming with directed spray in cylinder head

US10415442B2 · kind B2 · utility

0Cited by

5References

4Claims

0Family size

Assignee

GM GLOBAL TECHNOLOGY OPERATIONS LLC · US

Inventors

Michael Kaczmar · Farmington Hills, US
Giorgio Candela · Piemonte, IT
Bryan K. Pryor · Gerolzhofen, DE
Alan E. Bowler · Fenton, US
Mark R. Claywell · Birmingham, US

Key dates

Filing date	Aug 28, 2017
Grant date	Sep 17, 2019
Priority date	—
Expiry date	Aug 28, 2037

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF01M2011/022
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

An internal combustion engine includes an engine block including a plurality of cylinders. A cylinder head is mounted to the engine block and includes intake and exhaust passages in communication with the plurality of cylinders. A cylinder head cover is mounted to the cylinder head and defines a cavity between the cylinder head and the cylinder head cover. An oil passage is disposed in the cavity and includes at least one oil jet for spraying oil at a surface of the cylinder head that is heated by the exhaust passages.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.