Patent · US Expired

Sailing rig

US6092481A · kind A · utility

2Cited by
2References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 15, 1998
Grant dateJul 25, 2000
Priority date—
Expiry dateApr 15, 2018

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB63H8/25
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A windsurfer sailing rig includes a mast with a top mast extension. A swivel connection connects the extension to the top of the mast. In use, down haul tension for the mast is applied to hold the swivel connection downwards in position.

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