Patent · US Active

Boat lift

US10370073B2 · kind B2 · utility

11Cited by
30References
19Claims
0Family size

Inventors

Key dates

Filing dateSep 27, 2018
Grant dateAug 6, 2019
Priority date
Expiry dateSep 27, 2038

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB63C3/06
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A floating boat lift having flotation tanks positioned under sides of a frame of the boat lift and a transverse flotation tank that communicates with the flotation tanks. Water flow is regulated so that tanks fill from near the center of the boat lift. Water is accepted into or pumped from the flotation tanks, allowing the frame of the boat lift to fall or rise relative to the surface of the water.

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