Patents by Inventor David Chisnall

David Chisnall 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).

  • Publication number: 20040052622
    Abstract: A vehicle has on its top a moveable stowage comprising a longitudinal member 10 on which is Mounted a transmission means 11 driven by a motive force 12 and an attachment means 14 by which the stowed item 15 is attached to and moved on to and off the stowage, the longitudinal member 10, propelled by a second transmission means 18 powered by a second motive force 19, moves on a base member 16 that is pivotally attached to a mounting 17, a third motive force 21 causing the base member 16 to pivot about the mounting 17 the total combined movements transporting the stowed item to and from the access position shown to and from a stowage position on top of the vehicle.
    Type: Application
    Filed: July 10, 2003
    Publication date: March 18, 2004
    Applicant: AS Fire & Rescue Equipment Ltd., a United Kingdom limited corporation
    Inventor: David Chisnall
  • Patent number: 6326899
    Abstract: A shutter assembly includes a structure which surrounds an opening and a shutter including a plurality of laths hingedly connected together at their longitudinal edges and moveable across the opening in a direction substantially normal to those longitudinal edges between an opened position and a closed position to respectively open and close the opening. A latch mechanism is operable to retain the shutter in the closed position. The latch mechanism includes at least one latch member mounted on the shutter and, for each latch member, at least one keeper mounted on the structure and which has a portion with which the respective latch member may be engaged to latch the shutter in the closed position.
    Type: Grant
    Filed: November 15, 2000
    Date of Patent: December 4, 2001
    Inventor: David Chisnall