Patent · US Expired

Marine propulsion device cover arrangement

US4959033A · kind A · utility

8Cited by

10References

13Claims

0Family size

Assignee

Outboard Marine Corporation · US

Inventors

Gerald F. Bland · Glenview, US
Michael Freitag · Würzburg, DE
Martin J. Mondek · Wonder Lake, US

Key dates

Filing date	May 12, 1989
Grant date	Sep 25, 1990
Priority date	—
Expiry date	May 12, 2009

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB63H20/28
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A stern drive unit comprising a metal upper gear housing which is adapted to be mounted on the transom of a boat for pivotal movement relative thereto about a generally vertical steering axis and about a generally horizontal pivot axis, a generally vertical drive shaft rotatably supported by the upper gear housing and adapted to be driven by an engine, a lower gear housing fixed to the upper gear housing for common movement therewith, a propeller shaft which is rotatably supported by the lower gear housing, which is driven by the vertical drive shaft and which is adapted to have mounted thereon a propeller, and plastic covers covering more than a majority of the upper gear housing.

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