Patent · US Expired

Drive shaft assembly for outboard motor

US4792315A · kind A · utility

15Cited by

14References

21Claims

0Family size

Inventors

Wallace R. Karrasch · Milwaukee, US
Kennedy K. McElroy, Jr. · Lindenhurst, US
Steven R. McNeill · National Forest Development Road 091, AU

Key dates

Filing date	Dec 29, 1986
Grant date	Dec 20, 1988
Priority date	—
Expiry date	Dec 29, 2006

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16C2326/30
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

Disclosed herein is a marine propulsion device adapted to be mounted to the transom of the boat, the marine propulsion device comprising an engine, a rotatably mounted propeller, and a drive shaft assembly drivingly connecting the engine to the propeller, the drive shaft assembly including a lower drive shaft member having a lower end coupled to the propeller and having a threaded upper end, the drive shaft assembly further including an upper drive shaft member having a threaded lower end for threadedly engaging the threaded upper end of the lower drive shaft member.

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