Including Contacting Friction Wheels Having Noncollinear Axes Of Rotation In Drive Patents (Class 254/313)
  • Patent number: 7784768
    Abstract: A portable hoist assembly having a housing. The housing has a recoil spring secured thereto wherein the recoil spring is secured to a cable spool such that constant tension is provided on the cable spool. The cable spool contains a cable that is secured thereto and has a hook member secured at a first end. An actuating member having a self contained power source and connected to the cable is thus operable to feed and retract the cable.
    Type: Grant
    Filed: February 1, 2008
    Date of Patent: August 31, 2010
    Inventor: Randy A. LaFreniere
  • Patent number: 7503548
    Abstract: The invention relates to a winch device with a first winch having a first winch drum and a second winch having a second winch drum. There is also a synchronizing device through which a rotation of the first winch drum can be synchronized with the rotation of the second winch drum. Further, a differential shaft with a first synchronous wheel and a second synchronous wheel is provided, said first synchronous wheel being connected via a first rotary connection device to a first drive and the second synchronous wheel is connected via a second rotary connection device to the second drive.
    Type: Grant
    Filed: January 24, 2008
    Date of Patent: March 17, 2009
    Assignee: Bauer Maschinen GmbH
    Inventors: Maximilian Arzberger, Christian Johannes Ostermaier, Ludwig Andreas Huber, Ignaz Seitle
  • Patent number: 5904466
    Abstract: A storage device for card-shaped data carriers has at least one storage unit with a magazine support and a magazine mounted on the magazine support. The storage unit has a support bottom on which data carriers are stacked and has an upper end with a dispensing slot. An individualization roller is positioned at the upper end for removing the uppermost data carrier from the storage unit through the dispensing slot. A transport device for transporting the data carrier exiting from the dispensing slot to a processing unit of a dispenser is provided. A carriage is mounted in the magazine support and vertically slidable in the magazine support. The support bottom is fastened to the carriage. A motor is provided that drives an endless, flexible pulling element connected to the motor, and the motor and pulling element drive the carriage. Two guide pulleys are connected to opposite ends of the magazine support and the pulling element is guided about the guide pulleys.
    Type: Grant
    Filed: September 2, 1998
    Date of Patent: May 18, 1999
    Assignee: Scheidt & Bachmann GmbH
    Inventors: Norbert Miller, Peter Hoffges