Swivel Patents (Class 191/60)
  • Patent number: 6591953
    Abstract: A pick-up device (2) for a pantograph (1) comprising two rubbing strips (3) connected together by at least one cross-member (4) connected to and articulated on a stabilizing link (5) on the pantograph (1). Each of the rubbing strips (3) is connected to the cross-member (4) by a lever (7) able to pivot in order to make the rubbing strip (3) tilt under the effect of a given force encountered by the rubbing strip (3).
    Type: Grant
    Filed: December 26, 2001
    Date of Patent: July 15, 2003
    Assignee: Faiveley Transport
    Inventor: GĂ©rard Blanvillain
  • Patent number: 4723641
    Abstract: A collector shoe assembly for transmitting current from an electrified rail to a mobile unit such as a trolley, crane, conveyor, or the like. In a preferred embodiment the electrical collector comprises an electrically conductive shoe for slidably engaging an electrified rail, and a bracket assembly to support and guide the shoe along the rail. The bracket assembly comprises a parallel pair of pivotally supported brackets with a transversely extending support and pivot pin extending between the outer ends. Supported on the pin between the brackets is the shoe which includes a U-shape top channel adapted to receive the pin. The pin is loosely captured within the channel by a pair of readily removable bolt and washer assemblies which are threadedly secured into the top of the shoe.
    Type: Grant
    Filed: March 3, 1986
    Date of Patent: February 9, 1988
    Assignee: Morgan Engineering Systems, Inc.
    Inventors: Nelson E. Baker, John Fahnert