Frangible buffer for an elevator system with multiple cars in a hoistway

Details for Australian Patent Application No. 2005337145 (hide)

Owner Otis Elevator Company

Inventors Ferrisi, John; McCarthy, Richard

Agent Shelston IP

Pub. Number AU-A-2005337145

PCT Pub. Number WO2007/043991

Filing date 29 September 2005

Wipo publication date 19 April 2007

International Classifications

B66B 9/00 (2006.01) Lifts in, or associated with, buildings

B66B 5/16 (2006.01) Applications of checking, fault-correcting or safety devices in elevators - Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well

B66B 5/28 (2006.01) Applications of checking, fault-correcting or safety devices in elevators - Buffer-stops for cars, cages, or skips

B66B 7/00 (2006.01) Other common features of elevators

Event Publications

17 April 2008 PCT application entered the National Phase

  PCT publication WO2007/043991 Priority application(s): WO2007/043991

21 April 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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