Patent · US Expired

Lift installation with drive unit arranged in the lift shaft

US6006865A · kind A · utility

24Cited by
1References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 30, 1997
Grant dateDec 28, 1999
Priority date
Expiry dateOct 30, 2017

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB66B11/08
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A lift installation or assembly in which a lift cage and counterweight are driven by cables of a drive unit, which is arranged in a lift shaft. A carrier yoke is arranged at the upper ends of first and second guide elements. For mounting, maintenance and repair operations the drive unit can be pivoted into the lift shaft by means of a rotary mechanism arranged at the carrier yoke.

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