Patent · US Expired

Mobile hoist

US4236859A · kind A · utility

25Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 22, 1978
Grant dateDec 2, 1980
Priority date
Expiry dateMay 22, 1998

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB66C19/005
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A straddle-type mobile hoist having loading slings operatively connected to automatically equalize the loading applied through the slings and adapted to vary the lateral spacing between slings.

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