Patent · US Expired

Steering shock absorber for boat propeller drive units

US5049097A · kind A · utility

4Cited by
7References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 20, 1990
Grant dateSep 17, 1991
Priority date
Expiry dateApr 20, 2010

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB63H20/12
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A shock absorber for absorbing external momentary steering forces acting on a steerable stern drive for boats. The shock absorber (11) is a hydraulic piston-cylinder device which is articulated between the anti-cavitation plate (9) of the drive (3) and a fixed portion (4) of the boat.

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