Patent · US Active

Variable hull lengths for watercraft

US8943993B2 · kind B2 · utility

2Cited by
7References
11Claims
0Family size

Inventor

Key dates

Filing dateSep 3, 2013
Grant dateFeb 3, 2015
Priority date—
Expiry dateSep 3, 2033

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T70/10
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

Watercraft having a hull and a stern and including at least two additional floaters stretching out at the stern of a watercraft, wherein the additional floaters form a U at the stern of the watercraft, wherein the additional floaters and the hull each include bottoms and the bottoms of the additional floaters are positioned above the hull bottom, and wherein the bottoms of the additional floaters are stepped by one or more steps.

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