Patent · US Active

Control of chain hoist

US12227399B2 · kind B2 · utility

0Cited by

2References

9Claims

0Family size

Assignee

Konecranes Global Corporation · FI

Inventors

Mikko Porma · Vantaa, FI
Tomi Heinonen · Tampere, FI
Ari Vaisanen · Ruutana, FI

Key dates

Filing date	May 16, 2022
Grant date	Feb 18, 2025
Priority date	—
Expiry date	May 16, 2042

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB66D3/26
WIPO fieldHandling
WIPO sectorMechanical engineering

Abstract

A method comprising: detecting the start of resonance when the chain hoist moves a load, determining a new speed for the rotation of the chain wheel of the chain hoist to avoid resonance, and controlling the chain hoist to use the new speed.

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