Patents by Inventor Jean-Pierre Ramseier

Jean-Pierre Ramseier has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Emergency braking and shock absorbing device for a lift or suspended load
    Patent number: 6942070
    Abstract: The load or the working platform is suspended and displaced by at least a pair of cables whereof the stresses are equivalent. Advantageously, each pair of cables is controlled by an emergency braking device comprising means for detecting the slack strand on one of the cables of the pair and controlling a braking on the other cable of the pair. So as to avoid an impact during the emergency braking, the working platform is also equipped with a shock absorbing device.
    Type: Grant
    Filed: January 14, 2002
    Date of Patent: September 13, 2005
    Assignee: Plumettaz SA
    Inventors: Jean-Pierre Ramseier, Andrzej Wacinski
  • Emergency braking and shock absorbing device for a lift or suspended load
    Publication number: 20040074706
    Abstract: The load or the working platform is suspended and displaced by at least a pair of cables whereof the stresses are equivalent. Advantageously, each pair of cables is controlled by an emergency braking device comprising means for detecting the slack strand on one of the cables of the pair and controlling a braking on the other cable of the pair. So as to avoid an impact during the emergency braking, the working platform is also equipped with a shock absorbing device.
    Type: Application
    Filed: October 23, 2003
    Publication date: April 22, 2004
    Inventors: Jean-Pierre Ramseier, Andrzej Wacinski