Patents by Inventor Klaus Weihmann

Klaus Weihmann 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).

  • Pendant switch assembly for controlling a movable hoist
    Patent number: 6525282
    Abstract: A pendant switch assembly for controlling a hoist, includes a transmitter mounted to a housing for wireless transmission of control signals to a receiver mounted remotely with respect to the housing and operatively connected to a power controller of a drive of the hoist. A plurality of control elements is arranged in the housing and actuated by a plurality of actuators from outside for delivering control signals for the power controller to the transmitter. Secured to the hoist is a traction member which is guided downwards, with a receptacle secured to a lower end of the traction member. The housing is securely attachable to the receptacle by plugging in the housing into the receptacle, and detachable from the receptacle by withdrawal thereof. Electric energy is supplied to the control elements and the transmitter by a power source which is also accommodated in the housing.
    Type: Grant
    Filed: March 12, 2001
    Date of Patent: February 25, 2003
    Assignee: Atecs Mannesmann AG
    Inventors: Wolfgang Krebs, Uwe Lichtenvort, Bernd Neupert, Klaus Weihmann
  • Pendant switch assembly for controlling a movable hoist
    Publication number: 20010025775
    Abstract: A pendant switch assembly for controlling a hoist, includes a transmitter mounted to a housing for wireless transmission of control signals to a receiver mounted remotely with respect to the housing and operatively connected to a power controller of a drive of the hoist. A plurality of control elements is arranged in the housing and actuated by a plurality of actuators from outside for delivering control signals for the power controller to the transmitter. Secured to the hoist is a traction member which is guided downwards, with a receptacle secured to a lower end of the traction member. The housing is securely attachable to the receptacle by plugging in the housing into the receptacle, and detachable from the receptacle by withdrawal thereof. Electric energy is supplied to the control elements and the transmitter by a power source which is also accommodated in the housing.
    Type: Application
    Filed: March 12, 2001
    Publication date: October 4, 2001
    Inventors: Wolfgang Krebs, Uwe Lichtenvort, Bernd Neupert, Klaus Weihmann