Patent · US Expired

Snowmobile ski brake

US5931481A · kind A · utility

4Cited by
7References
1Claims
0Family size

Inventor

Key dates

Filing dateApr 23, 1997
Grant dateAug 3, 1999
Priority date
Expiry dateApr 23, 2017

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA63C7/1086
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A snowmobile braking system providing blades which are downwardly extendible from each side in the central portion of a steering ski controlled by the user by means of an electrically powered pump activating a hydraulic ram which, when desired, rotates the blades downward from the plane of the ski.

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