Patents by Inventor Duncan Hacking

Duncan Hacking 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).

  • Switch joint for electrical switching mats
    Patent number: 5510586
    Abstract: A switch joint provides pressure-sensitive continuity between a pair of pressure-sensitive electrical switching mats. The mats include an active switching area and an inactive edge. The switch joint is positioned between adjacent inactive edges of the mats. The switch joint includes a housing supporting a pressure-sensitive electrical ribbon switch. The housing further supports an activation member which overlies the inactive edges of the mats. The activation member is movable within the housing to activate the electrical ribbon switch upon pressure applied thereto.
    Type: Grant
    Filed: January 11, 1995
    Date of Patent: April 23, 1996
    Assignee: Tapeswitch Corporation of America
    Inventor: Duncan Hacking