Patent · US Expired

Towable water sports apparatus such as a water ski

US5525083A · kind A · utility

5Cited by
15References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 11, 1994
Grant dateJun 11, 1996
Priority date
Expiry dateAug 11, 2014

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB63B32/30
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A towable water sports apparatus such as a water ski is provided with a narrowed waist portion in the forward half of the ski, a concave tunnel in the bottom surface of the ski which terminates in a Y-shaped end adjacent the tail end of the ski, a flex-adjusting plate which is secured to the top surface of the ski, and a vibration dampening cell which is positioned in a recess in the core of the ski and which is covered by the cover of the ski.

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