Patent · US Expired

Motor unit for a ship

US7163426B2 · kind B2 · utility

1Cited by
16References
39Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 24, 2005
Grant dateJan 16, 2007
Priority date
Expiry dateMay 24, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/70
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

An arrangement for a ship's propulsion unit includes a motor unit with a motor housing arranged in the water. A motor and related controls are provided in the motor housing. A propeller is arranged at an end of a motor shaft. The motor unit includes an electric motor, wherein an entire circumferential surface of the electrical motor is cooled through a casing structure of the motor directly to the water surrounding the motor unit.

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