Patent · US Expired

Ship stabilizing systems

US4023516A · kind A · utility

11Cited by
4References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 8, 1975
Grant dateMay 17, 1977
Priority date
Expiry dateAug 8, 1995

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB63B39/06
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A ship stabilizing system of the activated-fin type in which each fin has a shaft mounted within a casing adapted for rotation on movement of the fin to and from the operative position, the casing being mounted for rotation in upper and lower bearings so dimensioned that access can be gained therethrough to the fin shaft and associated components mounted within the casing.

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