Patents by Inventor Michael Warfel

Michael Warfel 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).

  • PNEUMATIC FIRE DETECTOR
    Publication number: 20110121977
    Abstract: A pneumatic fire detector is disclosed having a switch module comprising a manifold operatively connected to a sensor tube, the switch module incorporating respective forming tubes for applying a sufficient pressure to the outer surface of an installed diaphragm to deform it and thereafter the diaphragm is exposed to a pre-determined pressure through the manifold to deform the diaphragm outwards and into contact with a respective switch.
    Type: Application
    Filed: September 5, 2008
    Publication date: May 26, 2011
    Applicant: PACIFIC SCIENTIFIC COMPANY
    Inventors: Surendhar Reddy Nalla, John Navarro, Ron Sayers, Michael Warfel, William Philip Matchock
  • PNEUMATIC FIRE DETECTOR
    Publication number: 20090236205
    Abstract: A pneumatic fire detector is disclosed having a switch module comprising a manifold operatively connected to a sensor tube, the switch module incorporating respective forming tubes for applying a sufficient pressure first to the outer surface of an installed diaphragm and thereafter to a pre-determined pressure through the manifold to deform the diaphragm outwards and into contact with a respective switch.
    Type: Application
    Filed: June 2, 2009
    Publication date: September 24, 2009
    Applicant: PACIFIC SCIENTIFIC COMPANY
    Inventors: Surendhar Reddy Nalla, John Navarro, Ron Sayers, Michael Warfel, William Philip Machock