Patent · US Active

Outboard motor

US7704183B2 · kind B2 · utility

18Cited by

8References

6Claims

0Family size

Assignee

YAMAHA HATSUDOKI KABUSHIKI KAISHA · JP

Inventors

Daisuke Nakamura · Yokohama, JP
Yoshihiko Okabe · Hamamatsu, JP

Key dates

Filing date	May 28, 2008
Grant date	Apr 27, 2010
Priority date	—
Expiry date	May 28, 2028

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16H3/64
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

An outboard motor includes a drive shaft including a pinion gear arranged at one end of the drive shaft, a first driven gear engaged with the pinion gear, a second driven gear engaged with the pinion gear, a first propeller shaft connected to a second propeller, a second propeller shaft connected to a first propeller, and a shift change mechanism arranged to selectively engage the first driven gear with the second propeller shaft, and to selectively engage the second driven gear with the first propeller shaft and with the second propeller shaft.

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