Patent · US Expired

Marine propulsion device internal combustion engine

US5078101A · kind A · utility

7Cited by
7References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 14, 1990
Grant dateJan 7, 1992
Priority date
Expiry dateFeb 14, 2010

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01P3/202
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An internal combustion engine comprising an engine block including an outer surface, structure including the engine block and a member connected to the surface of the engine block for defining a substantially closed chamber, a crankshaft extending from the engine block and into the chamber, a flywheel located in the chamber, connected to the crankshaft, and including thereon a starter gear, a stator located in the chamber and fixed to the engine block, a magnet or magnets located in the chamber and fixed to the flywheel for rotation therewith in a path adjacent to the stator, a finned coolant jacket located in the chamber and adapted to be connected to a source of coolant exterior to the chamber, structure on the flywheel for creating air flow in a path extending between the stator and the coolant jacket, a starter motor mounted on the block exteriorly of the chamber and including an output shaft extending into the chamber through the member, and a mechanism locatd in the chamber, drivingly connected to the output shaft, and engageable with the starter gear in response to output shaft rotation to rotate the flywheel.

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