Patent · US Expired

Industrial crane with rotary electrical connector

US4392698A · kind A · utility

2Cited by
7References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 30, 1980
Grant dateJul 12, 1983
Priority date
Expiry dateDec 30, 2000

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02G11/00
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A vehicle having a chassis and a rotatable upper works is provided with a cylindrical electrical connector mounted remote from the axis of rotation of the upper works, to provide adequate ground clearance.

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