Patent · US Active

Rotary chain jack that maintains tension in a mooring line/chain

US11008071B2 · kind B2 · utility

0Cited by
2References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 13, 2017
Grant dateMay 18, 2021
Priority date
Expiry dateJun 1, 2039

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H55/303
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A rotary chain jack may include a frame, a dual chain wheel rotatably coupled to the frame, and a stopper assembly mechanically coupled to the frame. The stopper assembly may include latches. The stopper assembly may be positioned to selectively engage a chain passing over the dual chain wheel. The rotary chain jack may be used to moor offshore structures.

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