Patents by Inventor Larry E. Rook

Larry E. Rook 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).

  • Method for isostatically pressing a surge arresting block
    Patent number: 6421909
    Abstract: A surge arrester includes an electrically insulating arrester housing and a surge arresting block housed within the electrically insulating arrester housing. The surge arresting block is arranged to provide support for the surge arrester without the use of a support member. The surge arresting block may be a single surge arresting block having a voltage rating of at least 9 KV. The surge arresting block may have threads formed integrally therewith.
    Type: Grant
    Filed: May 5, 1999
    Date of Patent: July 23, 2002
    Assignee: Joslyn Manufacturing Co.
    Inventor: Larry E. Rook
  • Surge arrester having single surge arresting block
    Patent number: 5930102
    Abstract: A surge arrester includes an electrically insulating arrester housing and a surge arresting block housed within the electrically insulating arrester housing. The surge arresting block is arranged to provide support for the surge arrester without the use of a support member. The surge arresting block may be a single surge arresting block having a voltage rating of at least 9 KV. The surge arresting block may have threads formed integrally therewith.
    Type: Grant
    Filed: October 8, 1997
    Date of Patent: July 27, 1999
    Assignee: Joslyn Manufacturing Co.
    Inventor: Larry E. Rook