Patents by Inventor Jerome S. Markijohn

Jerome S. Markijohn 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).

  • Diaphragm disk
    Patent number: 10214887
    Abstract: A diaphragm type flush valve for use with toilet devices such as urinals and water closets that includes a valve member, a diaphragm, a guide member extends downwardly from the diaphragm, and a disk positioned on top of the diaphragm. The disk is threadably attached to the guide member and functions to secure the diaphragm, the disk, and the guide member into the valve member. The disk includes a rigid body made of a composite material and a seal member made of an adhesive and a thin layer of rubber, with the seal member having a portion on an upper surface of the disk for sealing contact with a relief valve. The disk also includes a plurality of spaced protrusions and inwardly directed on its upper surface in order to add accuracy and stability to the diaphragm assembly.
    Type: Grant
    Filed: June 28, 2016
    Date of Patent: February 26, 2019
    Assignee: Zurn Industries, LLC
    Inventors: Michael A. Funari, Larry M. Elting, Jerome S. Markijohn
  • Diaphragm Disk
    Publication number: 20160305105
    Abstract: A diaphragm type flush valve for use with toilet devices such as urinals and water closets that includes a valve member, a diaphragm, a guide member extends downwardly from the diaphragm, and a disk positioned on top of the diaphragm. The disk is threadably attached to the guide member and functions to secure the diaphragm, the disk, and the guide member into the valve member. The disk includes a rigid body made of a composite material and a seal member made of an adhesive and a thin layer of rubber, with the seal member having a portion on an upper surface of the disk for sealing contact with a relief valve. The disk also includes a plurality of spaced protrusions and inwardly directed on its upper surface in order to add accuracy and stability to the diaphragm assembly.
    Type: Application
    Filed: June 28, 2016
    Publication date: October 20, 2016
    Inventors: Michael A. Funari, Larry M. Elting, Jerome S. Markijohn
  • Diaphragm disk
    Patent number: 9399861
    Abstract: A diaphragm type flush valve for use with toilet devices such as urinals and water closets that includes a valve member, a diaphragm, a guide member extends downwardly from the diaphragm, and a disk positioned on top of the diaphragm. The disk is threadably attached to the guide member and functions to secure the diaphragm, the disk, and the guide member into the valve member. The disk includes a rigid body made of a composite material and a seal member made of an adhesive and a thin layer of rubber, with the seal member having a portion on an upper surface of the disk for sealing contact with a relief valve. The disk also includes a plurality of spaced protrusions and inwardly directed on its upper surface in order to add accuracy and stability to the diaphragm assembly.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: July 26, 2016
    Assignee: Zurn Industries, LLC
    Inventors: Michael A. Funari, Larry M. Elting, Jerome S. Markijohn
  • Diaphragm Disk
    Publication number: 20140231692
    Abstract: A diaphragm type flush valve for use with toilet devices such as urinals and water closets that includes a valve member, a diaphragm, a guide member extends downwardly from the diaphragm, and a disk positioned on top of the diaphragm. The disk is threadably attached to the guide member and functions to secure the diaphragm, the disk, and the guide member into the valve member. The disk includes a rigid body made of a composite material and a seal member made of an adhesive and a thin layer of rubber, with the seal member having a portion on an upper surface of the disk for sealing contact with a relief valve. The disk also includes a plurality of spaced protrusions and inwardly directed on its upper surface in order to add accuracy and stability to the diaphragm assembly.
    Type: Application
    Filed: January 27, 2014
    Publication date: August 21, 2014
    Applicant: Zurn Industries, LLC
    Inventors: Michael A. Funari, Larry M. Elting, Jerome S. Markijohn