Patent · US Expired

Outboard motor engine

US5755193A · kind A · utility

2Cited by
0References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 12, 1996
Grant dateMay 26, 1998
Priority date
Expiry dateSep 12, 2016

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02B2075/1808
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

In an outboard motor, an engine is mounted to an upper portion of an engine holder. A crank shaft is vertically disposed in a crank case of the engine. A plurality of cylinders are arranged in a cylinder block of the engine in parallel with each other in a vertical direction. An oil pan is disposed in the engine holder, and a balancing device is mounted to a bottom surface of the cylinder block facing the oil pan. The cylinder block is disposed between the crank case and a cylinder head. The bottom surface of the cylinder block is recessed. In this recessed portion, a balancing device is disposed.

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