Patent · US Expired

Balancing apparatus for surf board

US4850588A · kind A · utility

24Cited by
6References
1Claims
0Family size

Inventors

Key dates

Filing dateMay 13, 1988
Grant dateJul 25, 1989
Priority date
Expiry dateMay 13, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S482/901
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

A balancing apparatus having a surf board, an upstanding support post and a main universal joint connected in-between the bottom of the surf board and the top of the support post. The surf board can be tilted relatively to the support post about two different axes passing through the center of the support post.

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