Patent · US Expired

Four stroke engine having flexible arrangement

US6415759B2 · kind B2 · utility

28Cited by
78References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 28, 2001
Grant dateJul 9, 2002
Priority date
Expiry dateFeb 28, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/12
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A four stroke internal combustion engine having a flexible arrangement is disclosed such that the engine can be easily configured for supercharged or normally aspirated operation. The engine includes a cooling system that includes both closed loop and open loop cooling systems for improved cooling efficiency. A power take off housing located on one end of the crankcase. Various engine components are operatively coupled to the crankshaft within the power take off housing including a cam shaft for a valve actuation assembly, a generator, an engine starting mechanism, a balance shaft, and a supercharger. The engine contemplated in accordance with the present invention also includes a dry sump lubrication system having lubricant separator for separating lubricant from blow-by gas within the engine.

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